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|
// SPDX-License-Identifier: GPL-2.0
/*
* Support for Medifield PNW Camera Imaging ISP subsystem.
*
* Copyright (c) 2010 Intel Corporation. All Rights Reserved.
*
* Copyright (c) 2010 Silicon Hive www.siliconhive.com.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
*/
#include <linux/errno.h>
#include <linux/firmware.h>
#include <linux/pci.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/kfifo.h>
#include <linux/pm_runtime.h>
#include <linux/timer.h>
#include <asm/iosf_mbi.h>
#include <media/v4l2-event.h>
#define CREATE_TRACE_POINTS
#include "atomisp_trace_event.h"
#include "atomisp_cmd.h"
#include "atomisp_common.h"
#include "atomisp_fops.h"
#include "atomisp_internal.h"
#include "atomisp_ioctl.h"
#include "atomisp-regs.h"
#include "atomisp_tables.h"
#include "atomisp_compat.h"
#include "atomisp_subdev.h"
#include "atomisp_dfs_tables.h"
#include <hmm/hmm.h>
#include "sh_css_hrt.h"
#include "sh_css_defs.h"
#include "system_global.h"
#include "sh_css_internal.h"
#include "sh_css_sp.h"
#include "gp_device.h"
#include "device_access.h"
#include "irq.h"
#include "ia_css_types.h"
#include "ia_css_stream.h"
#include "ia_css_debug.h"
#include "bits.h"
/* We should never need to run the flash for more than 2 frames.
* At 15fps this means 133ms. We set the timeout a bit longer.
* Each flash driver is supposed to set its own timeout, but
* just in case someone else changed the timeout, we set it
* here to make sure we don't damage the flash hardware.
*/
#define FLASH_TIMEOUT 800 /* ms */
union host {
struct {
void *kernel_ptr;
void __user *user_ptr;
int size;
} scalar;
struct {
void *hmm_ptr;
} ptr;
};
/*
* get sensor:dis71430/ov2720 related info from v4l2_subdev->priv data field.
* subdev->priv is set in mrst.c
*/
struct camera_mipi_info *atomisp_to_sensor_mipi_info(struct v4l2_subdev *sd)
{
return (struct camera_mipi_info *)v4l2_get_subdev_hostdata(sd);
}
/*
* get struct atomisp_video_pipe from v4l2 video_device
*/
struct atomisp_video_pipe *atomisp_to_video_pipe(struct video_device *dev)
{
return (struct atomisp_video_pipe *)
container_of(dev, struct atomisp_video_pipe, vdev);
}
static unsigned short atomisp_get_sensor_fps(struct atomisp_sub_device *asd)
{
struct v4l2_subdev_frame_interval fi = { 0 };
struct atomisp_device *isp = asd->isp;
unsigned short fps = 0;
int ret;
ret = v4l2_subdev_call_state_active(isp->inputs[asd->input_curr].camera,
pad, get_frame_interval, &fi);
if (!ret && fi.interval.numerator)
fps = fi.interval.denominator / fi.interval.numerator;
return fps;
}
/*
* DFS progress is shown as follows:
* 1. Target frequency is calculated according to FPS/Resolution/ISP running
* mode.
* 2. Ratio is calculated using formula: 2 * HPLL / target frequency - 1
* with proper rounding.
* 3. Set ratio to ISPFREQ40, 1 to FREQVALID and ISPFREQGUAR40
* to 200MHz in ISPSSPM1.
* 4. Wait for FREQVALID to be cleared by P-Unit.
* 5. Wait for field ISPFREQSTAT40 in ISPSSPM1 turn to ratio set in 3.
*/
static int write_target_freq_to_hw(struct atomisp_device *isp,
unsigned int new_freq)
{
unsigned int ratio, timeout, guar_ratio;
u32 isp_sspm1 = 0;
int i;
if (!isp->hpll_freq) {
dev_err(isp->dev, "failed to get hpll_freq. no change to freq\n");
return -EINVAL;
}
iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, ISPSSPM1, &isp_sspm1);
if (isp_sspm1 & ISP_FREQ_VALID_MASK) {
dev_dbg(isp->dev, "clearing ISPSSPM1 valid bit.\n");
iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE, ISPSSPM1,
isp_sspm1 & ~(1 << ISP_FREQ_VALID_OFFSET));
}
ratio = (2 * isp->hpll_freq + new_freq / 2) / new_freq - 1;
guar_ratio = (2 * isp->hpll_freq + 200 / 2) / 200 - 1;
iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, ISPSSPM1, &isp_sspm1);
isp_sspm1 &= ~(0x1F << ISP_REQ_FREQ_OFFSET);
for (i = 0; i < ISP_DFS_TRY_TIMES; i++) {
iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE, ISPSSPM1,
isp_sspm1
| ratio << ISP_REQ_FREQ_OFFSET
| 1 << ISP_FREQ_VALID_OFFSET
| guar_ratio << ISP_REQ_GUAR_FREQ_OFFSET);
iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, ISPSSPM1, &isp_sspm1);
timeout = 20;
while ((isp_sspm1 & ISP_FREQ_VALID_MASK) && timeout) {
iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, ISPSSPM1, &isp_sspm1);
dev_dbg(isp->dev, "waiting for ISPSSPM1 valid bit to be 0.\n");
udelay(100);
timeout--;
}
if (timeout != 0)
break;
}
if (timeout == 0) {
dev_err(isp->dev, "DFS failed due to HW error.\n");
return -EINVAL;
}
iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, ISPSSPM1, &isp_sspm1);
timeout = 10;
while (((isp_sspm1 >> ISP_FREQ_STAT_OFFSET) != ratio) && timeout) {
iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, ISPSSPM1, &isp_sspm1);
dev_dbg(isp->dev, "waiting for ISPSSPM1 status bit to be 0x%x.\n",
new_freq);
udelay(100);
timeout--;
}
if (timeout == 0) {
dev_err(isp->dev, "DFS target freq is rejected by HW.\n");
return -EINVAL;
}
return 0;
}
int atomisp_freq_scaling(struct atomisp_device *isp,
enum atomisp_dfs_mode mode,
bool force)
{
const struct atomisp_dfs_config *dfs;
unsigned int new_freq;
struct atomisp_freq_scaling_rule curr_rules;
int i, ret;
unsigned short fps = 0;
dfs = isp->dfs;
if (dfs->lowest_freq == 0 || dfs->max_freq_at_vmin == 0 ||
dfs->highest_freq == 0 || dfs->dfs_table_size == 0 ||
!dfs->dfs_table) {
dev_err(isp->dev, "DFS configuration is invalid.\n");
return -EINVAL;
}
if (mode == ATOMISP_DFS_MODE_LOW) {
new_freq = dfs->lowest_freq;
goto done;
}
if (mode == ATOMISP_DFS_MODE_MAX) {
new_freq = dfs->highest_freq;
goto done;
}
fps = atomisp_get_sensor_fps(&isp->asd);
if (fps == 0) {
dev_info(isp->dev,
"Sensor didn't report FPS. Using DFS max mode.\n");
new_freq = dfs->highest_freq;
goto done;
}
curr_rules.width = isp->asd.fmt[ATOMISP_SUBDEV_PAD_SOURCE].fmt.width;
curr_rules.height = isp->asd.fmt[ATOMISP_SUBDEV_PAD_SOURCE].fmt.height;
curr_rules.fps = fps;
curr_rules.run_mode = isp->asd.run_mode->val;
/* search for the target frequency by looping freq rules*/
for (i = 0; i < dfs->dfs_table_size; i++) {
if (curr_rules.width != dfs->dfs_table[i].width &&
dfs->dfs_table[i].width != ISP_FREQ_RULE_ANY)
continue;
if (curr_rules.height != dfs->dfs_table[i].height &&
dfs->dfs_table[i].height != ISP_FREQ_RULE_ANY)
continue;
if (curr_rules.fps != dfs->dfs_table[i].fps &&
dfs->dfs_table[i].fps != ISP_FREQ_RULE_ANY)
continue;
if (curr_rules.run_mode != dfs->dfs_table[i].run_mode &&
dfs->dfs_table[i].run_mode != ISP_FREQ_RULE_ANY)
continue;
break;
}
if (i == dfs->dfs_table_size)
new_freq = dfs->max_freq_at_vmin;
else
new_freq = dfs->dfs_table[i].isp_freq;
done:
dev_dbg(isp->dev, "DFS target frequency=%d.\n", new_freq);
if ((new_freq == isp->running_freq) && !force)
return 0;
dev_dbg(isp->dev, "Programming DFS frequency to %d\n", new_freq);
ret = write_target_freq_to_hw(isp, new_freq);
if (!ret) {
isp->running_freq = new_freq;
trace_ipu_pstate(new_freq, -1);
}
return ret;
}
/*
* reset and restore ISP
*/
int atomisp_reset(struct atomisp_device *isp)
{
/* Reset ISP by power-cycling it */
int ret = 0;
dev_dbg(isp->dev, "%s\n", __func__);
ret = atomisp_power_off(isp->dev);
if (ret < 0)
dev_err(isp->dev, "atomisp_power_off failed, %d\n", ret);
ret = atomisp_power_on(isp->dev);
if (ret < 0) {
dev_err(isp->dev, "atomisp_power_on failed, %d\n", ret);
isp->isp_fatal_error = true;
}
return ret;
}
/*
* interrupt disable functions
*/
static void disable_isp_irq(enum hrt_isp_css_irq irq)
{
irq_disable_channel(IRQ0_ID, irq);
if (irq != hrt_isp_css_irq_sp)
return;
cnd_sp_irq_enable(SP0_ID, false);
}
/*
* interrupt clean function
*/
static void clear_isp_irq(enum hrt_isp_css_irq irq)
{
irq_clear_all(IRQ0_ID);
}
void atomisp_msi_irq_init(struct atomisp_device *isp)
{
struct pci_dev *pdev = to_pci_dev(isp->dev);
u32 msg32;
u16 msg16;
pci_read_config_dword(pdev, PCI_MSI_CAPID, &msg32);
msg32 |= 1 << MSI_ENABLE_BIT;
pci_write_config_dword(pdev, PCI_MSI_CAPID, msg32);
msg32 = (1 << INTR_IER) | (1 << INTR_IIR);
pci_write_config_dword(pdev, PCI_INTERRUPT_CTRL, msg32);
pci_read_config_word(pdev, PCI_COMMAND, &msg16);
msg16 |= (PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER |
PCI_COMMAND_INTX_DISABLE);
pci_write_config_word(pdev, PCI_COMMAND, msg16);
}
void atomisp_msi_irq_uninit(struct atomisp_device *isp)
{
struct pci_dev *pdev = to_pci_dev(isp->dev);
u32 msg32;
u16 msg16;
pci_read_config_dword(pdev, PCI_MSI_CAPID, &msg32);
msg32 &= ~(1 << MSI_ENABLE_BIT);
pci_write_config_dword(pdev, PCI_MSI_CAPID, msg32);
msg32 = 0x0;
pci_write_config_dword(pdev, PCI_INTERRUPT_CTRL, msg32);
pci_read_config_word(pdev, PCI_COMMAND, &msg16);
msg16 &= ~(PCI_COMMAND_MASTER);
pci_write_config_word(pdev, PCI_COMMAND, msg16);
}
static void atomisp_sof_event(struct atomisp_sub_device *asd)
{
struct v4l2_event event = {0};
event.type = V4L2_EVENT_FRAME_SYNC;
event.u.frame_sync.frame_sequence = atomic_read(&asd->sof_count);
v4l2_event_queue(asd->subdev.devnode, &event);
}
void atomisp_eof_event(struct atomisp_sub_device *asd, uint8_t exp_id)
{
struct v4l2_event event = {0};
event.type = V4L2_EVENT_FRAME_END;
event.u.frame_sync.frame_sequence = exp_id;
v4l2_event_queue(asd->subdev.devnode, &event);
}
static void atomisp_3a_stats_ready_event(struct atomisp_sub_device *asd,
uint8_t exp_id)
{
struct v4l2_event event = {0};
event.type = V4L2_EVENT_ATOMISP_3A_STATS_READY;
event.u.frame_sync.frame_sequence = exp_id;
v4l2_event_queue(asd->subdev.devnode, &event);
}
static void atomisp_metadata_ready_event(struct atomisp_sub_device *asd,
enum atomisp_metadata_type md_type)
{
struct v4l2_event event = {0};
event.type = V4L2_EVENT_ATOMISP_METADATA_READY;
event.u.data[0] = md_type;
v4l2_event_queue(asd->subdev.devnode, &event);
}
static void atomisp_reset_event(struct atomisp_sub_device *asd)
{
struct v4l2_event event = {0};
event.type = V4L2_EVENT_ATOMISP_CSS_RESET;
v4l2_event_queue(asd->subdev.devnode, &event);
}
static void print_csi_rx_errors(enum mipi_port_id port,
struct atomisp_device *isp)
{
u32 infos = 0;
atomisp_css_rx_get_irq_info(port, &infos);
dev_err(isp->dev, "CSI Receiver port %d errors:\n", port);
if (infos & IA_CSS_RX_IRQ_INFO_BUFFER_OVERRUN)
dev_err(isp->dev, " buffer overrun");
if (infos & IA_CSS_RX_IRQ_INFO_ERR_SOT)
dev_err(isp->dev, " start-of-transmission error");
if (infos & IA_CSS_RX_IRQ_INFO_ERR_SOT_SYNC)
dev_err(isp->dev, " start-of-transmission sync error");
if (infos & IA_CSS_RX_IRQ_INFO_ERR_CONTROL)
dev_err(isp->dev, " control error");
if (infos & IA_CSS_RX_IRQ_INFO_ERR_ECC_DOUBLE)
dev_err(isp->dev, " 2 or more ECC errors");
if (infos & IA_CSS_RX_IRQ_INFO_ERR_CRC)
dev_err(isp->dev, " CRC mismatch");
if (infos & IA_CSS_RX_IRQ_INFO_ERR_UNKNOWN_ID)
dev_err(isp->dev, " unknown error");
if (infos & IA_CSS_RX_IRQ_INFO_ERR_FRAME_SYNC)
dev_err(isp->dev, " frame sync error");
if (infos & IA_CSS_RX_IRQ_INFO_ERR_FRAME_DATA)
dev_err(isp->dev, " frame data error");
if (infos & IA_CSS_RX_IRQ_INFO_ERR_DATA_TIMEOUT)
dev_err(isp->dev, " data timeout");
if (infos & IA_CSS_RX_IRQ_INFO_ERR_UNKNOWN_ESC)
dev_err(isp->dev, " unknown escape command entry");
if (infos & IA_CSS_RX_IRQ_INFO_ERR_LINE_SYNC)
dev_err(isp->dev, " line sync error");
}
/* Clear irq reg */
static void clear_irq_reg(struct atomisp_device *isp)
{
struct pci_dev *pdev = to_pci_dev(isp->dev);
u32 msg_ret;
pci_read_config_dword(pdev, PCI_INTERRUPT_CTRL, &msg_ret);
msg_ret |= 1 << INTR_IIR;
pci_write_config_dword(pdev, PCI_INTERRUPT_CTRL, msg_ret);
}
/* interrupt handling function*/
irqreturn_t atomisp_isr(int irq, void *dev)
{
struct atomisp_device *isp = (struct atomisp_device *)dev;
struct atomisp_css_event eof_event;
unsigned int irq_infos = 0;
unsigned long flags;
int err;
spin_lock_irqsave(&isp->lock, flags);
if (!isp->css_initialized) {
spin_unlock_irqrestore(&isp->lock, flags);
return IRQ_HANDLED;
}
err = atomisp_css_irq_translate(isp, &irq_infos);
if (err) {
spin_unlock_irqrestore(&isp->lock, flags);
return IRQ_NONE;
}
clear_irq_reg(isp);
if (!isp->asd.streaming)
goto out_nowake;
if (irq_infos & IA_CSS_IRQ_INFO_CSS_RECEIVER_SOF) {
atomic_inc(&isp->asd.sof_count);
atomisp_sof_event(&isp->asd);
/*
* If sequence_temp and sequence are the same there where no frames
* lost so we can increase sequence_temp.
* If not then processing of frame is still in progress and driver
* needs to keep old sequence_temp value.
* NOTE: There is assumption here that ISP will not start processing
* next frame from sensor before old one is completely done.
*/
if (atomic_read(&isp->asd.sequence) == atomic_read(&isp->asd.sequence_temp))
atomic_set(&isp->asd.sequence_temp, atomic_read(&isp->asd.sof_count));
dev_dbg_ratelimited(isp->dev, "irq:0x%x (SOF)\n", irq_infos);
irq_infos &= ~IA_CSS_IRQ_INFO_CSS_RECEIVER_SOF;
}
if (irq_infos & IA_CSS_IRQ_INFO_EVENTS_READY)
atomic_set(&isp->asd.sequence, atomic_read(&isp->asd.sequence_temp));
if ((irq_infos & IA_CSS_IRQ_INFO_INPUT_SYSTEM_ERROR) ||
(irq_infos & IA_CSS_IRQ_INFO_IF_ERROR)) {
/* handle mipi receiver error */
u32 rx_infos;
enum mipi_port_id port;
for (port = MIPI_PORT0_ID; port <= MIPI_PORT2_ID;
port++) {
print_csi_rx_errors(port, isp);
atomisp_css_rx_get_irq_info(port, &rx_infos);
atomisp_css_rx_clear_irq_info(port, rx_infos);
}
}
if (irq_infos & IA_CSS_IRQ_INFO_ISYS_EVENTS_READY) {
while (ia_css_dequeue_isys_event(&eof_event.event) == 0) {
atomisp_eof_event(&isp->asd, eof_event.event.exp_id);
dev_dbg_ratelimited(isp->dev, "ISYS event: EOF exp_id %d\n",
eof_event.event.exp_id);
}
irq_infos &= ~IA_CSS_IRQ_INFO_ISYS_EVENTS_READY;
if (irq_infos == 0)
goto out_nowake;
}
spin_unlock_irqrestore(&isp->lock, flags);
dev_dbg_ratelimited(isp->dev, "irq:0x%x (unhandled)\n", irq_infos);
return IRQ_WAKE_THREAD;
out_nowake:
spin_unlock_irqrestore(&isp->lock, flags);
if (irq_infos)
dev_dbg_ratelimited(isp->dev, "irq:0x%x (ignored, as not streaming anymore)\n",
irq_infos);
return IRQ_HANDLED;
}
void atomisp_clear_css_buffer_counters(struct atomisp_sub_device *asd)
{
int i;
memset(asd->s3a_bufs_in_css, 0, sizeof(asd->s3a_bufs_in_css));
for (i = 0; i < ATOMISP_INPUT_STREAM_NUM; i++)
memset(asd->metadata_bufs_in_css[i], 0,
sizeof(asd->metadata_bufs_in_css[i]));
asd->dis_bufs_in_css = 0;
}
/* 0x100000 is the start of dmem inside SP */
#define SP_DMEM_BASE 0x100000
void dump_sp_dmem(struct atomisp_device *isp, unsigned int addr,
unsigned int size)
{
unsigned int data = 0;
unsigned int size32 = DIV_ROUND_UP(size, sizeof(u32));
dev_dbg(isp->dev, "atomisp mmio base: %p\n", isp->base);
dev_dbg(isp->dev, "%s, addr:0x%x, size: %d, size32: %d\n", __func__,
addr, size, size32);
if (size32 * 4 + addr > 0x4000) {
dev_err(isp->dev, "illegal size (%d) or addr (0x%x)\n",
size32, addr);
return;
}
addr += SP_DMEM_BASE;
addr &= 0x003FFFFF;
do {
data = readl(isp->base + addr);
dev_dbg(isp->dev, "%s, \t [0x%x]:0x%x\n", __func__, addr, data);
addr += sizeof(u32);
} while (--size32);
}
int atomisp_buffers_in_css(struct atomisp_video_pipe *pipe)
{
unsigned long irqflags;
struct list_head *pos;
int buffers_in_css = 0;
spin_lock_irqsave(&pipe->irq_lock, irqflags);
list_for_each(pos, &pipe->buffers_in_css)
buffers_in_css++;
spin_unlock_irqrestore(&pipe->irq_lock, irqflags);
return buffers_in_css;
}
void atomisp_buffer_done(struct ia_css_frame *frame, enum vb2_buffer_state state)
{
struct atomisp_video_pipe *pipe = vb_to_pipe(&frame->vb.vb2_buf);
lockdep_assert_held(&pipe->irq_lock);
frame->vb.vb2_buf.timestamp = ktime_get_ns();
frame->vb.field = pipe->pix.field;
frame->vb.sequence = atomic_read(&pipe->asd->sequence);
list_del(&frame->queue);
if (state == VB2_BUF_STATE_DONE)
vb2_set_plane_payload(&frame->vb.vb2_buf, 0, pipe->pix.sizeimage);
vb2_buffer_done(&frame->vb.vb2_buf, state);
}
void atomisp_flush_video_pipe(struct atomisp_video_pipe *pipe, enum vb2_buffer_state state,
bool warn_on_css_frames)
{
struct ia_css_frame *frame, *_frame;
unsigned long irqflags;
spin_lock_irqsave(&pipe->irq_lock, irqflags);
list_for_each_entry_safe(frame, _frame, &pipe->buffers_in_css, queue) {
if (warn_on_css_frames)
dev_warn(pipe->isp->dev, "Warning: CSS frames queued on flush\n");
atomisp_buffer_done(frame, state);
}
list_for_each_entry_safe(frame, _frame, &pipe->activeq, queue)
atomisp_buffer_done(frame, state);
list_for_each_entry_safe(frame, _frame, &pipe->buffers_waiting_for_param, queue) {
pipe->frame_request_config_id[frame->vb.vb2_buf.index] = 0;
atomisp_buffer_done(frame, state);
}
spin_unlock_irqrestore(&pipe->irq_lock, irqflags);
}
/* clean out the parameters that did not apply */
void atomisp_flush_params_queue(struct atomisp_video_pipe *pipe)
{
struct atomisp_css_params_with_list *param;
while (!list_empty(&pipe->per_frame_params)) {
param = list_entry(pipe->per_frame_params.next,
struct atomisp_css_params_with_list, list);
list_del(¶m->list);
atomisp_free_css_parameters(¶m->params);
kvfree(param);
}
}
/* Re-queue per-frame parameters */
static void atomisp_recover_params_queue(struct atomisp_video_pipe *pipe)
{
struct atomisp_css_params_with_list *param;
int i;
for (i = 0; i < VIDEO_MAX_FRAME; i++) {
param = pipe->frame_params[i];
if (param)
list_add_tail(¶m->list, &pipe->per_frame_params);
pipe->frame_params[i] = NULL;
}
atomisp_handle_parameter_and_buffer(pipe);
}
void atomisp_buf_done(struct atomisp_sub_device *asd, int error,
enum ia_css_buffer_type buf_type,
enum ia_css_pipe_id css_pipe_id,
bool q_buffers, enum atomisp_input_stream_id stream_id)
{
struct atomisp_video_pipe *pipe = NULL;
struct atomisp_css_buffer buffer;
bool requeue = false;
unsigned long irqflags;
struct ia_css_frame *frame = NULL;
struct atomisp_s3a_buf *s3a_buf = NULL, *_s3a_buf_tmp, *s3a_iter;
struct atomisp_dis_buf *dis_buf = NULL, *_dis_buf_tmp, *dis_iter;
struct atomisp_metadata_buf *md_buf = NULL, *_md_buf_tmp, *md_iter;
enum atomisp_metadata_type md_type;
struct atomisp_device *isp = asd->isp;
struct v4l2_control ctrl;
int i, err;
lockdep_assert_held(&isp->mutex);
if (
buf_type != IA_CSS_BUFFER_TYPE_METADATA &&
buf_type != IA_CSS_BUFFER_TYPE_3A_STATISTICS &&
buf_type != IA_CSS_BUFFER_TYPE_DIS_STATISTICS &&
buf_type != IA_CSS_BUFFER_TYPE_OUTPUT_FRAME &&
buf_type != IA_CSS_BUFFER_TYPE_SEC_OUTPUT_FRAME &&
buf_type != IA_CSS_BUFFER_TYPE_RAW_OUTPUT_FRAME &&
buf_type != IA_CSS_BUFFER_TYPE_SEC_VF_OUTPUT_FRAME &&
buf_type != IA_CSS_BUFFER_TYPE_VF_OUTPUT_FRAME) {
dev_err(isp->dev, "%s, unsupported buffer type: %d\n",
__func__, buf_type);
return;
}
memset(&buffer, 0, sizeof(struct atomisp_css_buffer));
buffer.css_buffer.type = buf_type;
err = atomisp_css_dequeue_buffer(asd, stream_id, css_pipe_id,
buf_type, &buffer);
if (err) {
dev_err(isp->dev,
"atomisp_css_dequeue_buffer failed: 0x%x\n", err);
return;
}
switch (buf_type) {
case IA_CSS_BUFFER_TYPE_3A_STATISTICS:
list_for_each_entry_safe(s3a_iter, _s3a_buf_tmp,
&asd->s3a_stats_in_css, list) {
if (s3a_iter->s3a_data ==
buffer.css_buffer.data.stats_3a) {
list_del_init(&s3a_iter->list);
list_add_tail(&s3a_iter->list,
&asd->s3a_stats_ready);
s3a_buf = s3a_iter;
break;
}
}
asd->s3a_bufs_in_css[css_pipe_id]--;
atomisp_3a_stats_ready_event(asd, buffer.css_buffer.exp_id);
if (s3a_buf)
dev_dbg(isp->dev, "%s: s3a stat with exp_id %d is ready\n",
__func__, s3a_buf->s3a_data->exp_id);
else
dev_dbg(isp->dev, "%s: s3a stat is ready with no exp_id found\n",
__func__);
break;
case IA_CSS_BUFFER_TYPE_METADATA:
if (error)
break;
md_type = ATOMISP_MAIN_METADATA;
list_for_each_entry_safe(md_iter, _md_buf_tmp,
&asd->metadata_in_css[md_type], list) {
if (md_iter->metadata ==
buffer.css_buffer.data.metadata) {
list_del_init(&md_iter->list);
list_add_tail(&md_iter->list,
&asd->metadata_ready[md_type]);
md_buf = md_iter;
break;
}
}
asd->metadata_bufs_in_css[stream_id][css_pipe_id]--;
atomisp_metadata_ready_event(asd, md_type);
if (md_buf)
dev_dbg(isp->dev, "%s: metadata with exp_id %d is ready\n",
__func__, md_buf->metadata->exp_id);
else
dev_dbg(isp->dev, "%s: metadata is ready with no exp_id found\n",
__func__);
break;
case IA_CSS_BUFFER_TYPE_DIS_STATISTICS:
list_for_each_entry_safe(dis_iter, _dis_buf_tmp,
&asd->dis_stats_in_css, list) {
if (dis_iter->dis_data ==
buffer.css_buffer.data.stats_dvs) {
spin_lock_irqsave(&asd->dis_stats_lock,
irqflags);
list_del_init(&dis_iter->list);
list_add(&dis_iter->list, &asd->dis_stats);
asd->params.dis_proj_data_valid = true;
spin_unlock_irqrestore(&asd->dis_stats_lock,
irqflags);
dis_buf = dis_iter;
break;
}
}
asd->dis_bufs_in_css--;
if (dis_buf)
dev_dbg(isp->dev, "%s: dis stat with exp_id %d is ready\n",
__func__, dis_buf->dis_data->exp_id);
else
dev_dbg(isp->dev, "%s: dis stat is ready with no exp_id found\n",
__func__);
break;
case IA_CSS_BUFFER_TYPE_VF_OUTPUT_FRAME:
case IA_CSS_BUFFER_TYPE_SEC_VF_OUTPUT_FRAME:
frame = buffer.css_buffer.data.frame;
if (!frame) {
WARN_ON(1);
break;
}
if (!frame->valid)
error = true;
pipe = vb_to_pipe(&frame->vb.vb2_buf);
dev_dbg(isp->dev, "%s: vf frame with exp_id %d is ready\n",
__func__, frame->exp_id);
if (asd->params.flash_state == ATOMISP_FLASH_ONGOING) {
if (frame->flash_state
== IA_CSS_FRAME_FLASH_STATE_PARTIAL)
dev_dbg(isp->dev, "%s thumb partially flashed\n",
__func__);
else if (frame->flash_state
== IA_CSS_FRAME_FLASH_STATE_FULL)
dev_dbg(isp->dev, "%s thumb completely flashed\n",
__func__);
else
dev_dbg(isp->dev, "%s thumb no flash in this frame\n",
__func__);
}
pipe->frame_config_id[frame->vb.vb2_buf.index] = frame->isp_config_id;
break;
case IA_CSS_BUFFER_TYPE_OUTPUT_FRAME:
case IA_CSS_BUFFER_TYPE_SEC_OUTPUT_FRAME:
frame = buffer.css_buffer.data.frame;
if (!frame) {
WARN_ON(1);
break;
}
if (!frame->valid)
error = true;
pipe = vb_to_pipe(&frame->vb.vb2_buf);
dev_dbg(isp->dev, "%s: main frame with exp_id %d is ready\n",
__func__, frame->exp_id);
i = frame->vb.vb2_buf.index;
/* free the parameters */
if (pipe->frame_params[i]) {
if (asd->params.dvs_6axis == pipe->frame_params[i]->params.dvs_6axis)
asd->params.dvs_6axis = NULL;
atomisp_free_css_parameters(&pipe->frame_params[i]->params);
kvfree(pipe->frame_params[i]);
pipe->frame_params[i] = NULL;
}
pipe->frame_config_id[i] = frame->isp_config_id;
ctrl.id = V4L2_CID_FLASH_MODE;
if (asd->params.flash_state == ATOMISP_FLASH_ONGOING) {
if (frame->flash_state == IA_CSS_FRAME_FLASH_STATE_PARTIAL) {
asd->frame_status[i] = ATOMISP_FRAME_STATUS_FLASH_PARTIAL;
dev_dbg(isp->dev, "%s partially flashed\n", __func__);
} else if (frame->flash_state == IA_CSS_FRAME_FLASH_STATE_FULL) {
asd->frame_status[i] = ATOMISP_FRAME_STATUS_FLASH_EXPOSED;
asd->params.num_flash_frames--;
dev_dbg(isp->dev, "%s completely flashed\n", __func__);
} else {
asd->frame_status[i] = ATOMISP_FRAME_STATUS_OK;
dev_dbg(isp->dev, "%s no flash in this frame\n", __func__);
}
/* Check if flashing sequence is done */
if (asd->frame_status[i] == ATOMISP_FRAME_STATUS_FLASH_EXPOSED)
asd->params.flash_state = ATOMISP_FLASH_DONE;
} else if (isp->flash) {
if (v4l2_g_ctrl(isp->flash->ctrl_handler, &ctrl) == 0 &&
ctrl.value == ATOMISP_FLASH_MODE_TORCH) {
ctrl.id = V4L2_CID_FLASH_TORCH_INTENSITY;
if (v4l2_g_ctrl(isp->flash->ctrl_handler, &ctrl) == 0 &&
ctrl.value > 0)
asd->frame_status[i] = ATOMISP_FRAME_STATUS_FLASH_EXPOSED;
else
asd->frame_status[i] = ATOMISP_FRAME_STATUS_OK;
} else {
asd->frame_status[i] = ATOMISP_FRAME_STATUS_OK;
}
} else {
asd->frame_status[i] = ATOMISP_FRAME_STATUS_OK;
}
asd->params.last_frame_status = asd->frame_status[i];
if (asd->params.css_update_params_needed) {
atomisp_apply_css_parameters(asd,
&asd->params.css_param);
if (asd->params.css_param.update_flag.dz_config)
asd->params.config.dz_config = &asd->params.css_param.dz_config;
/* New global dvs 6axis config should be blocked
* here if there's a buffer with per-frame parameters
* pending in CSS frame buffer queue.
* This is to aviod zooming vibration since global
* parameters take effect immediately while
* per-frame parameters are taken after previous
* buffers in CSS got processed.
*/
if (asd->params.dvs_6axis)
atomisp_css_set_dvs_6axis(asd,
asd->params.dvs_6axis);
else
asd->params.css_update_params_needed = false;
/* The update flag should not be cleaned here
* since it is still going to be used to make up
* following per-frame parameters.
* This will introduce more copy work since each
* time when updating global parameters, the whole
* parameter set are applied.
* FIXME: A new set of parameter copy functions can
* be added to make up per-frame parameters based on
* solid structures stored in asd->params.css_param
* instead of using shadow pointers in update flag.
*/
atomisp_css_update_isp_params(asd);
}
break;
default:
break;
}
if (frame) {
spin_lock_irqsave(&pipe->irq_lock, irqflags);
atomisp_buffer_done(frame, error ? VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE);
spin_unlock_irqrestore(&pipe->irq_lock, irqflags);
}
/*
* Requeue should only be done for 3a and dis buffers.
* Queue/dequeue order will change if driver recycles image buffers.
*/
if (requeue) {
err = atomisp_css_queue_buffer(asd,
stream_id, css_pipe_id,
buf_type, &buffer);
if (err)
dev_err(isp->dev, "%s, q to css fails: %d\n",
__func__, err);
return;
}
if (!error && q_buffers)
atomisp_qbuffers_to_css(asd);
}
void atomisp_assert_recovery_work(struct work_struct *work)
{
struct atomisp_device *isp = container_of(work, struct atomisp_device,
assert_recovery_work);
struct pci_dev *pdev = to_pci_dev(isp->dev);
unsigned long flags;
int ret;
mutex_lock(&isp->mutex);
if (!isp->asd.streaming)
goto out_unlock;
atomisp_css_irq_enable(isp, IA_CSS_IRQ_INFO_CSS_RECEIVER_SOF, false);
spin_lock_irqsave(&isp->lock, flags);
isp->asd.streaming = false;
spin_unlock_irqrestore(&isp->lock, flags);
/* stream off sensor */
ret = v4l2_subdev_call(isp->inputs[isp->asd.input_curr].camera, video, s_stream, 0);
if (ret)
dev_warn(isp->dev, "Stopping sensor stream failed: %d\n", ret);
atomisp_clear_css_buffer_counters(&isp->asd);
atomisp_css_stop(&isp->asd, true);
isp->asd.preview_exp_id = 1;
isp->asd.postview_exp_id = 1;
/* notify HAL the CSS reset */
dev_dbg(isp->dev, "send reset event to %s\n", isp->asd.subdev.devnode->name);
atomisp_reset_event(&isp->asd);
/* clear irq */
disable_isp_irq(hrt_isp_css_irq_sp);
clear_isp_irq(hrt_isp_css_irq_sp);
/* Set the SRSE to 3 before resetting */
pci_write_config_dword(pdev, PCI_I_CONTROL,
isp->saved_regs.i_control | MRFLD_PCI_I_CONTROL_SRSE_RESET_MASK);
/* reset ISP and restore its state */
atomisp_reset(isp);
atomisp_css_input_set_mode(&isp->asd, IA_CSS_INPUT_MODE_BUFFERED_SENSOR);
/* Recreate streams destroyed by atomisp_css_stop() */
atomisp_create_pipes_stream(&isp->asd);
/* Invalidate caches. FIXME: should flush only necessary buffers */
wbinvd();
if (atomisp_css_start(&isp->asd)) {
dev_warn(isp->dev, "start SP failed, so do not set streaming to be enable!\n");
} else {
spin_lock_irqsave(&isp->lock, flags);
isp->asd.streaming = true;
spin_unlock_irqrestore(&isp->lock, flags);
}
atomisp_csi2_configure(&isp->asd);
atomisp_css_irq_enable(isp, IA_CSS_IRQ_INFO_CSS_RECEIVER_SOF,
atomisp_css_valid_sof(isp));
if (atomisp_freq_scaling(isp, ATOMISP_DFS_MODE_AUTO, true) < 0)
dev_dbg(isp->dev, "DFS auto failed while recovering!\n");
/* Dequeueing buffers is not needed, CSS will recycle buffers that it has */
atomisp_flush_video_pipe(&isp->asd.video_out, VB2_BUF_STATE_ERROR, false);
/* Requeue unprocessed per-frame parameters. */
atomisp_recover_params_queue(&isp->asd.video_out);
ret = v4l2_subdev_call(isp->inputs[isp->asd.input_curr].camera, video, s_stream, 1);
if (ret)
dev_err(isp->dev, "Starting sensor stream failed: %d\n", ret);
out_unlock:
mutex_unlock(&isp->mutex);
}
void atomisp_setup_flash(struct atomisp_sub_device *asd)
{
struct atomisp_device *isp = asd->isp;
struct v4l2_control ctrl;
if (!isp->flash)
return;
if (asd->params.flash_state != ATOMISP_FLASH_REQUESTED &&
asd->params.flash_state != ATOMISP_FLASH_DONE)
return;
if (asd->params.num_flash_frames) {
/* make sure the timeout is set before setting flash mode */
ctrl.id = V4L2_CID_FLASH_TIMEOUT;
ctrl.value = FLASH_TIMEOUT;
if (v4l2_s_ctrl(NULL, isp->flash->ctrl_handler, &ctrl)) {
dev_err(isp->dev, "flash timeout configure failed\n");
return;
}
ia_css_stream_request_flash(asd->stream_env[ATOMISP_INPUT_STREAM_GENERAL].stream);
asd->params.flash_state = ATOMISP_FLASH_ONGOING;
} else {
asd->params.flash_state = ATOMISP_FLASH_IDLE;
}
}
irqreturn_t atomisp_isr_thread(int irq, void *isp_ptr)
{
struct atomisp_device *isp = isp_ptr;
unsigned long flags;
dev_dbg(isp->dev, ">%s\n", __func__);
spin_lock_irqsave(&isp->lock, flags);
if (!isp->asd.streaming) {
spin_unlock_irqrestore(&isp->lock, flags);
return IRQ_HANDLED;
}
spin_unlock_irqrestore(&isp->lock, flags);
/*
* The standard CSS2.0 API tells the following calling sequence of
* dequeue ready buffers:
* while (ia_css_dequeue_psys_event(...)) {
* switch (event.type) {
* ...
* ia_css_pipe_dequeue_buffer()
* }
* }
* That is, dequeue event and buffer are one after another.
*
* But the following implementation is to first deuque all the event
* to a FIFO, then process the event in the FIFO.
* This will not have issue in single stream mode, but it do have some
* issue in multiple stream case. The issue is that
* ia_css_pipe_dequeue_buffer() will not return the corrent buffer in
* a specific pipe.
*
* This is due to ia_css_pipe_dequeue_buffer() does not take the
* ia_css_pipe parameter.
*
* So:
* For CSS2.0: we change the way to not dequeue all the event at one
* time, instead, dequue one and process one, then another
*/
mutex_lock(&isp->mutex);
if (atomisp_css_isr_thread(isp))
goto out;
if (isp->asd.streaming)
atomisp_setup_flash(&isp->asd);
out:
mutex_unlock(&isp->mutex);
dev_dbg(isp->dev, "<%s\n", __func__);
return IRQ_HANDLED;
}
/*
* Get internal fmt according to V4L2 fmt
*/
static enum ia_css_frame_format
v4l2_fmt_to_sh_fmt(u32 fmt)
{
switch (fmt) {
case V4L2_PIX_FMT_YUV420:
return IA_CSS_FRAME_FORMAT_YUV420;
case V4L2_PIX_FMT_YVU420:
return IA_CSS_FRAME_FORMAT_YV12;
case V4L2_PIX_FMT_YUV422P:
return IA_CSS_FRAME_FORMAT_YUV422;
case V4L2_PIX_FMT_YUV444:
return IA_CSS_FRAME_FORMAT_YUV444;
case V4L2_PIX_FMT_NV12:
return IA_CSS_FRAME_FORMAT_NV12;
case V4L2_PIX_FMT_NV21:
return IA_CSS_FRAME_FORMAT_NV21;
case V4L2_PIX_FMT_NV16:
return IA_CSS_FRAME_FORMAT_NV16;
case V4L2_PIX_FMT_NV61:
return IA_CSS_FRAME_FORMAT_NV61;
case V4L2_PIX_FMT_UYVY:
return IA_CSS_FRAME_FORMAT_UYVY;
case V4L2_PIX_FMT_YUYV:
return IA_CSS_FRAME_FORMAT_YUYV;
case V4L2_PIX_FMT_RGB24:
return IA_CSS_FRAME_FORMAT_PLANAR_RGB888;
case V4L2_PIX_FMT_RGBX32:
return IA_CSS_FRAME_FORMAT_RGBA888;
case V4L2_PIX_FMT_RGB565:
return IA_CSS_FRAME_FORMAT_RGB565;
#if 0
case V4L2_PIX_FMT_JPEG:
case V4L2_PIX_FMT_CUSTOM_M10MO_RAW:
return IA_CSS_FRAME_FORMAT_BINARY_8;
#endif
case V4L2_PIX_FMT_SBGGR16:
case V4L2_PIX_FMT_SBGGR10:
case V4L2_PIX_FMT_SGBRG10:
case V4L2_PIX_FMT_SGRBG10:
case V4L2_PIX_FMT_SRGGB10:
case V4L2_PIX_FMT_SBGGR12:
case V4L2_PIX_FMT_SGBRG12:
case V4L2_PIX_FMT_SGRBG12:
case V4L2_PIX_FMT_SRGGB12:
case V4L2_PIX_FMT_SBGGR8:
case V4L2_PIX_FMT_SGBRG8:
case V4L2_PIX_FMT_SGRBG8:
case V4L2_PIX_FMT_SRGGB8:
return IA_CSS_FRAME_FORMAT_RAW;
default:
return -EINVAL;
}
}
/*
* raw format match between SH format and V4L2 format
*/
static int raw_output_format_match_input(u32 input, u32 output)
{
if ((input == ATOMISP_INPUT_FORMAT_RAW_12) &&
((output == V4L2_PIX_FMT_SRGGB12) ||
(output == V4L2_PIX_FMT_SGRBG12) ||
(output == V4L2_PIX_FMT_SBGGR12) ||
(output == V4L2_PIX_FMT_SGBRG12)))
return 0;
if ((input == ATOMISP_INPUT_FORMAT_RAW_10) &&
((output == V4L2_PIX_FMT_SRGGB10) ||
(output == V4L2_PIX_FMT_SGRBG10) ||
(output == V4L2_PIX_FMT_SBGGR10) ||
(output == V4L2_PIX_FMT_SGBRG10)))
return 0;
if ((input == ATOMISP_INPUT_FORMAT_RAW_8) &&
((output == V4L2_PIX_FMT_SRGGB8) ||
(output == V4L2_PIX_FMT_SGRBG8) ||
(output == V4L2_PIX_FMT_SBGGR8) ||
(output == V4L2_PIX_FMT_SGBRG8)))
return 0;
if ((input == ATOMISP_INPUT_FORMAT_RAW_16) && (output == V4L2_PIX_FMT_SBGGR16))
return 0;
return -EINVAL;
}
u32 atomisp_get_pixel_depth(u32 pixelformat)
{
switch (pixelformat) {
case V4L2_PIX_FMT_YUV420:
case V4L2_PIX_FMT_NV12:
case V4L2_PIX_FMT_NV21:
case V4L2_PIX_FMT_YVU420:
return 12;
case V4L2_PIX_FMT_YUV422P:
case V4L2_PIX_FMT_YUYV:
case V4L2_PIX_FMT_UYVY:
case V4L2_PIX_FMT_NV16:
case V4L2_PIX_FMT_NV61:
case V4L2_PIX_FMT_RGB565:
case V4L2_PIX_FMT_SBGGR16:
case V4L2_PIX_FMT_SBGGR12:
case V4L2_PIX_FMT_SGBRG12:
case V4L2_PIX_FMT_SGRBG12:
case V4L2_PIX_FMT_SRGGB12:
case V4L2_PIX_FMT_SBGGR10:
case V4L2_PIX_FMT_SGBRG10:
case V4L2_PIX_FMT_SGRBG10:
case V4L2_PIX_FMT_SRGGB10:
return 16;
case V4L2_PIX_FMT_RGB24:
case V4L2_PIX_FMT_YUV444:
return 24;
case V4L2_PIX_FMT_RGBX32:
return 32;
case V4L2_PIX_FMT_JPEG:
case V4L2_PIX_FMT_CUSTOM_M10MO_RAW:
case V4L2_PIX_FMT_SBGGR8:
case V4L2_PIX_FMT_SGBRG8:
case V4L2_PIX_FMT_SGRBG8:
case V4L2_PIX_FMT_SRGGB8:
return 8;
default:
return 8 * 2; /* raw type now */
}
}
bool atomisp_is_mbuscode_raw(uint32_t code)
{
return code >= 0x3000 && code < 0x4000;
}
/*
* ISP features control function
*/
/*
* Set ISP capture mode based on current settings
*/
static void atomisp_update_capture_mode(struct atomisp_sub_device *asd)
{
if (asd->params.gdc_cac_en)
atomisp_css_capture_set_mode(asd, IA_CSS_CAPTURE_MODE_ADVANCED);
else if (asd->params.low_light)
atomisp_css_capture_set_mode(asd, IA_CSS_CAPTURE_MODE_LOW_LIGHT);
else if (asd->video_out.sh_fmt == IA_CSS_FRAME_FORMAT_RAW)
atomisp_css_capture_set_mode(asd, IA_CSS_CAPTURE_MODE_RAW);
else
atomisp_css_capture_set_mode(asd, IA_CSS_CAPTURE_MODE_PRIMARY);
}
/*
* Function to enable/disable lens geometry distortion correction (GDC) and
* chromatic aberration correction (CAC)
*/
int atomisp_gdc_cac(struct atomisp_sub_device *asd, int flag,
__s32 *value)
{
if (flag == 0) {
*value = asd->params.gdc_cac_en;
return 0;
}
asd->params.gdc_cac_en = !!*value;
if (asd->params.gdc_cac_en)
asd->params.config.morph_table = asd->params.css_param.morph_table;
else
asd->params.config.morph_table = NULL;
asd->params.css_update_params_needed = true;
atomisp_update_capture_mode(asd);
return 0;
}
/*
* Function to enable/disable low light mode including ANR
*/
int atomisp_low_light(struct atomisp_sub_device *asd, int flag,
__s32 *value)
{
if (flag == 0) {
*value = asd->params.low_light;
return 0;
}
asd->params.low_light = (*value != 0);
atomisp_update_capture_mode(asd);
return 0;
}
/*
* Function to enable/disable extra noise reduction (XNR) in low light
* condition
*/
int atomisp_xnr(struct atomisp_sub_device *asd, int flag,
int *xnr_enable)
{
if (flag == 0) {
*xnr_enable = asd->params.xnr_en;
return 0;
}
atomisp_css_capture_enable_xnr(asd, !!*xnr_enable);
return 0;
}
/*
* Function to configure bayer noise reduction
*/
int atomisp_nr(struct atomisp_sub_device *asd, int flag,
struct atomisp_nr_config *arg)
{
if (flag == 0) {
/* Get nr config from current setup */
if (atomisp_css_get_nr_config(asd, arg))
return -EINVAL;
} else {
/* Set nr config to isp parameters */
memcpy(&asd->params.css_param.nr_config, arg,
sizeof(struct ia_css_nr_config));
asd->params.config.nr_config = &asd->params.css_param.nr_config;
asd->params.css_update_params_needed = true;
}
return 0;
}
/*
* Function to configure temporal noise reduction (TNR)
*/
int atomisp_tnr(struct atomisp_sub_device *asd, int flag,
struct atomisp_tnr_config *config)
{
/* Get tnr config from current setup */
if (flag == 0) {
/* Get tnr config from current setup */
if (atomisp_css_get_tnr_config(asd, config))
return -EINVAL;
} else {
/* Set tnr config to isp parameters */
memcpy(&asd->params.css_param.tnr_config, config,
sizeof(struct ia_css_tnr_config));
asd->params.config.tnr_config = &asd->params.css_param.tnr_config;
asd->params.css_update_params_needed = true;
}
return 0;
}
/*
* Function to configure black level compensation
*/
int atomisp_black_level(struct atomisp_sub_device *asd, int flag,
struct atomisp_ob_config *config)
{
if (flag == 0) {
/* Get ob config from current setup */
if (atomisp_css_get_ob_config(asd, config))
return -EINVAL;
} else {
/* Set ob config to isp parameters */
memcpy(&asd->params.css_param.ob_config, config,
sizeof(struct ia_css_ob_config));
asd->params.config.ob_config = &asd->params.css_param.ob_config;
asd->params.css_update_params_needed = true;
}
return 0;
}
/*
* Function to configure edge enhancement
*/
int atomisp_ee(struct atomisp_sub_device *asd, int flag,
struct atomisp_ee_config *config)
{
if (flag == 0) {
/* Get ee config from current setup */
if (atomisp_css_get_ee_config(asd, config))
return -EINVAL;
} else {
/* Set ee config to isp parameters */
memcpy(&asd->params.css_param.ee_config, config,
sizeof(asd->params.css_param.ee_config));
asd->params.config.ee_config = &asd->params.css_param.ee_config;
asd->params.css_update_params_needed = true;
}
return 0;
}
/*
* Function to update Gamma table for gamma, brightness and contrast config
*/
int atomisp_gamma(struct atomisp_sub_device *asd, int flag,
struct atomisp_gamma_table *config)
{
if (flag == 0) {
/* Get gamma table from current setup */
if (atomisp_css_get_gamma_table(asd, config))
return -EINVAL;
} else {
/* Set gamma table to isp parameters */
memcpy(&asd->params.css_param.gamma_table, config,
sizeof(asd->params.css_param.gamma_table));
asd->params.config.gamma_table = &asd->params.css_param.gamma_table;
}
return 0;
}
/*
* Function to update Ctc table for Chroma Enhancement
*/
int atomisp_ctc(struct atomisp_sub_device *asd, int flag,
struct atomisp_ctc_table *config)
{
if (flag == 0) {
/* Get ctc table from current setup */
if (atomisp_css_get_ctc_table(asd, config))
return -EINVAL;
} else {
/* Set ctc table to isp parameters */
memcpy(&asd->params.css_param.ctc_table, config,
sizeof(asd->params.css_param.ctc_table));
atomisp_css_set_ctc_table(asd, &asd->params.css_param.ctc_table);
}
return 0;
}
/*
* Function to update gamma correction parameters
*/
int atomisp_gamma_correction(struct atomisp_sub_device *asd, int flag,
struct atomisp_gc_config *config)
{
if (flag == 0) {
/* Get gamma correction params from current setup */
if (atomisp_css_get_gc_config(asd, config))
return -EINVAL;
} else {
/* Set gamma correction params to isp parameters */
memcpy(&asd->params.css_param.gc_config, config,
sizeof(asd->params.css_param.gc_config));
asd->params.config.gc_config = &asd->params.css_param.gc_config;
asd->params.css_update_params_needed = true;
}
return 0;
}
/*
* Function to update narrow gamma flag
*/
int atomisp_formats(struct atomisp_sub_device *asd, int flag,
struct atomisp_formats_config *config)
{
if (flag == 0) {
/* Get narrow gamma flag from current setup */
if (atomisp_css_get_formats_config(asd, config))
return -EINVAL;
} else {
/* Set narrow gamma flag to isp parameters */
memcpy(&asd->params.css_param.formats_config, config,
sizeof(asd->params.css_param.formats_config));
asd->params.config.formats_config = &asd->params.css_param.formats_config;
}
return 0;
}
void atomisp_free_internal_buffers(struct atomisp_sub_device *asd)
{
atomisp_free_css_parameters(&asd->params.css_param);
}
static void atomisp_update_grid_info(struct atomisp_sub_device *asd,
enum ia_css_pipe_id pipe_id)
{
struct atomisp_device *isp = asd->isp;
int err;
if (atomisp_css_get_grid_info(asd, pipe_id))
return;
/* We must free all buffers because they no longer match
the grid size. */
atomisp_css_free_stat_buffers(asd);
err = atomisp_alloc_css_stat_bufs(asd, ATOMISP_INPUT_STREAM_GENERAL);
if (err) {
dev_err(isp->dev, "stat_buf allocate error\n");
goto err;
}
if (atomisp_alloc_3a_output_buf(asd)) {
/* Failure for 3A buffers does not influence DIS buffers */
if (asd->params.s3a_output_bytes != 0) {
/* For SOC sensor happens s3a_output_bytes == 0,
* using if condition to exclude false error log */
dev_err(isp->dev, "Failed to allocate memory for 3A statistics\n");
}
goto err;
}
if (atomisp_alloc_dis_coef_buf(asd)) {
dev_err(isp->dev,
"Failed to allocate memory for DIS statistics\n");
goto err;
}
if (atomisp_alloc_metadata_output_buf(asd)) {
dev_err(isp->dev, "Failed to allocate memory for metadata\n");
goto err;
}
return;
err:
atomisp_css_free_stat_buffers(asd);
return;
}
static void atomisp_curr_user_grid_info(struct atomisp_sub_device *asd,
struct atomisp_grid_info *info)
{
memcpy(info, &asd->params.curr_grid_info.s3a_grid,
sizeof(struct ia_css_3a_grid_info));
}
int atomisp_compare_grid(struct atomisp_sub_device *asd,
struct atomisp_grid_info *atomgrid)
{
struct atomisp_grid_info tmp = {0};
atomisp_curr_user_grid_info(asd, &tmp);
return memcmp(atomgrid, &tmp, sizeof(tmp));
}
/*
* Function to update Gdc table for gdc
*/
int atomisp_gdc_cac_table(struct atomisp_sub_device *asd, int flag,
struct atomisp_morph_table *config)
{
int ret;
int i;
struct atomisp_device *isp = asd->isp;
if (flag == 0) {
/* Get gdc table from current setup */
struct ia_css_morph_table tab = {0};
atomisp_css_get_morph_table(asd, &tab);
config->width = tab.width;
config->height = tab.height;
for (i = 0; i < IA_CSS_MORPH_TABLE_NUM_PLANES; i++) {
ret = copy_to_user(config->coordinates_x[i],
tab.coordinates_x[i], tab.height *
tab.width * sizeof(*tab.coordinates_x[i]));
if (ret) {
dev_err(isp->dev,
"Failed to copy to User for x\n");
return -EFAULT;
}
ret = copy_to_user(config->coordinates_y[i],
tab.coordinates_y[i], tab.height *
tab.width * sizeof(*tab.coordinates_y[i]));
if (ret) {
dev_err(isp->dev,
"Failed to copy to User for y\n");
return -EFAULT;
}
}
} else {
struct ia_css_morph_table *tab =
asd->params.css_param.morph_table;
/* free first if we have one */
if (tab) {
atomisp_css_morph_table_free(tab);
asd->params.css_param.morph_table = NULL;
}
/* allocate new one */
tab = atomisp_css_morph_table_allocate(config->width,
config->height);
if (!tab) {
dev_err(isp->dev, "out of memory\n");
return -EINVAL;
}
for (i = 0; i < IA_CSS_MORPH_TABLE_NUM_PLANES; i++) {
ret = copy_from_user(tab->coordinates_x[i],
config->coordinates_x[i],
config->height * config->width *
sizeof(*config->coordinates_x[i]));
if (ret) {
dev_err(isp->dev,
"Failed to copy from User for x, ret %d\n",
ret);
atomisp_css_morph_table_free(tab);
return -EFAULT;
}
ret = copy_from_user(tab->coordinates_y[i],
config->coordinates_y[i],
config->height * config->width *
sizeof(*config->coordinates_y[i]));
if (ret) {
dev_err(isp->dev,
"Failed to copy from User for y, ret is %d\n",
ret);
atomisp_css_morph_table_free(tab);
return -EFAULT;
}
}
asd->params.css_param.morph_table = tab;
if (asd->params.gdc_cac_en)
asd->params.config.morph_table = tab;
}
return 0;
}
int atomisp_macc_table(struct atomisp_sub_device *asd, int flag,
struct atomisp_macc_config *config)
{
struct ia_css_macc_table *macc_table;
switch (config->color_effect) {
case V4L2_COLORFX_NONE:
macc_table = &asd->params.css_param.macc_table;
break;
case V4L2_COLORFX_SKY_BLUE:
macc_table = &blue_macc_table;
break;
case V4L2_COLORFX_GRASS_GREEN:
macc_table = &green_macc_table;
break;
case V4L2_COLORFX_SKIN_WHITEN_LOW:
macc_table = &skin_low_macc_table;
break;
case V4L2_COLORFX_SKIN_WHITEN:
macc_table = &skin_medium_macc_table;
break;
case V4L2_COLORFX_SKIN_WHITEN_HIGH:
macc_table = &skin_high_macc_table;
break;
default:
return -EINVAL;
}
if (flag == 0) {
/* Get macc table from current setup */
memcpy(&config->table, macc_table,
sizeof(struct ia_css_macc_table));
} else {
memcpy(macc_table, &config->table,
sizeof(struct ia_css_macc_table));
if (config->color_effect == asd->params.color_effect)
asd->params.config.macc_table = macc_table;
}
return 0;
}
int atomisp_set_dis_vector(struct atomisp_sub_device *asd,
struct atomisp_dis_vector *vector)
{
atomisp_css_video_set_dis_vector(asd, vector);
asd->params.dis_proj_data_valid = false;
asd->params.css_update_params_needed = true;
return 0;
}
/*
* Function to set/get image stablization statistics
*/
int atomisp_get_dis_stat(struct atomisp_sub_device *asd,
struct atomisp_dis_statistics *stats)
{
return atomisp_css_get_dis_stat(asd, stats);
}
/*
* Function set camrea_prefiles.xml current sensor pixel array size
*/
int atomisp_set_array_res(struct atomisp_sub_device *asd,
struct atomisp_resolution *config)
{
dev_dbg(asd->isp->dev, ">%s start\n", __func__);
if (!config) {
dev_err(asd->isp->dev, "Set sensor array size is not valid\n");
return -EINVAL;
}
asd->sensor_array_res.width = config->width;
asd->sensor_array_res.height = config->height;
return 0;
}
/*
* Function to get DVS2 BQ resolution settings
*/
int atomisp_get_dvs2_bq_resolutions(struct atomisp_sub_device *asd,
struct atomisp_dvs2_bq_resolutions *bq_res)
{
struct ia_css_pipe_config *pipe_cfg = NULL;
struct ia_css_stream *stream =
asd->stream_env[ATOMISP_INPUT_STREAM_GENERAL].stream;
if (!stream) {
dev_warn(asd->isp->dev, "stream is not created");
return -EAGAIN;
}
pipe_cfg = &asd->stream_env[ATOMISP_INPUT_STREAM_GENERAL]
.pipe_configs[IA_CSS_PIPE_ID_VIDEO];
if (!bq_res)
return -EINVAL;
/* the GDC output resolution */
bq_res->output_bq.width_bq = pipe_cfg->output_info[0].res.width / 2;
bq_res->output_bq.height_bq = pipe_cfg->output_info[0].res.height / 2;
bq_res->envelope_bq.width_bq = 0;
bq_res->envelope_bq.height_bq = 0;
/* the GDC input resolution */
bq_res->source_bq.width_bq = bq_res->output_bq.width_bq +
pipe_cfg->dvs_envelope.width / 2;
bq_res->source_bq.height_bq = bq_res->output_bq.height_bq +
pipe_cfg->dvs_envelope.height / 2;
/*
* Bad pixels caused by spatial filter processing
* ISP filter resolution should be given by CSS/FW, but for now
* there is not such API to query, and it is fixed value, so
* hardcoded here.
*/
bq_res->ispfilter_bq.width_bq = 12 / 2;
bq_res->ispfilter_bq.height_bq = 12 / 2;
/* spatial filter shift, always 4 pixels */
bq_res->gdc_shift_bq.width_bq = 4 / 2;
bq_res->gdc_shift_bq.height_bq = 4 / 2;
if (asd->params.video_dis_en) {
bq_res->envelope_bq.width_bq = pipe_cfg->dvs_envelope.width / 2 -
bq_res->ispfilter_bq.width_bq;
bq_res->envelope_bq.height_bq = pipe_cfg->dvs_envelope.height / 2 -
bq_res->ispfilter_bq.height_bq;
}
dev_dbg(asd->isp->dev,
"source_bq.width_bq %d, source_bq.height_bq %d,\nispfilter_bq.width_bq %d, ispfilter_bq.height_bq %d,\ngdc_shift_bq.width_bq %d, gdc_shift_bq.height_bq %d,\nenvelope_bq.width_bq %d, envelope_bq.height_bq %d,\noutput_bq.width_bq %d, output_bq.height_bq %d\n",
bq_res->source_bq.width_bq, bq_res->source_bq.height_bq,
bq_res->ispfilter_bq.width_bq, bq_res->ispfilter_bq.height_bq,
bq_res->gdc_shift_bq.width_bq, bq_res->gdc_shift_bq.height_bq,
bq_res->envelope_bq.width_bq, bq_res->envelope_bq.height_bq,
bq_res->output_bq.width_bq, bq_res->output_bq.height_bq);
return 0;
}
int atomisp_set_dis_coefs(struct atomisp_sub_device *asd,
struct atomisp_dis_coefficients *coefs)
{
return atomisp_css_set_dis_coefs(asd, coefs);
}
/*
* Function to set/get 3A stat from isp
*/
int atomisp_3a_stat(struct atomisp_sub_device *asd, int flag,
struct atomisp_3a_statistics *config)
{
struct atomisp_device *isp = asd->isp;
struct atomisp_s3a_buf *s3a_buf;
unsigned long ret;
if (flag != 0)
return -EINVAL;
/* sanity check to avoid writing into unallocated memory. */
if (asd->params.s3a_output_bytes == 0)
return -EINVAL;
if (atomisp_compare_grid(asd, &config->grid_info) != 0) {
/* If the grid info in the argument differs from the current
grid info, we tell the caller to reset the grid size and
try again. */
return -EAGAIN;
}
if (list_empty(&asd->s3a_stats_ready)) {
dev_err(isp->dev, "3a statistics is not valid.\n");
return -EAGAIN;
}
s3a_buf = list_entry(asd->s3a_stats_ready.next,
struct atomisp_s3a_buf, list);
if (s3a_buf->s3a_map)
ia_css_translate_3a_statistics(
asd->params.s3a_user_stat, s3a_buf->s3a_map);
else
ia_css_get_3a_statistics(asd->params.s3a_user_stat,
s3a_buf->s3a_data);
config->exp_id = s3a_buf->s3a_data->exp_id;
config->isp_config_id = s3a_buf->s3a_data->isp_config_id;
ret = copy_to_user(config->data, asd->params.s3a_user_stat->data,
asd->params.s3a_output_bytes);
if (ret) {
dev_err(isp->dev, "copy to user failed: copied %lu bytes\n",
ret);
return -EFAULT;
}
/* Move to free buffer list */
list_del_init(&s3a_buf->list);
list_add_tail(&s3a_buf->list, &asd->s3a_stats);
dev_dbg(isp->dev, "%s: finish getting exp_id %d 3a stat, isp_config_id %d\n",
__func__,
config->exp_id, config->isp_config_id);
return 0;
}
/*
* Function to calculate real zoom region for every pipe
*/
int atomisp_calculate_real_zoom_region(struct atomisp_sub_device *asd,
struct ia_css_dz_config *dz_config,
enum ia_css_pipe_id css_pipe_id)
{
struct atomisp_stream_env *stream_env =
&asd->stream_env[ATOMISP_INPUT_STREAM_GENERAL];
struct atomisp_resolution eff_res, out_res;
int w_offset, h_offset;
memset(&eff_res, 0, sizeof(eff_res));
memset(&out_res, 0, sizeof(out_res));
if (dz_config->dx || dz_config->dy)
return 0;
if (css_pipe_id != IA_CSS_PIPE_ID_PREVIEW
&& css_pipe_id != IA_CSS_PIPE_ID_CAPTURE) {
dev_err(asd->isp->dev, "%s the set pipe no support crop region"
, __func__);
return -EINVAL;
}
eff_res.width =
stream_env->stream_config.input_config.effective_res.width;
eff_res.height =
stream_env->stream_config.input_config.effective_res.height;
if (eff_res.width == 0 || eff_res.height == 0) {
dev_err(asd->isp->dev, "%s err effective resolution"
, __func__);
return -EINVAL;
}
if (dz_config->zoom_region.resolution.width
== asd->sensor_array_res.width
|| dz_config->zoom_region.resolution.height
== asd->sensor_array_res.height) {
/*no need crop region*/
dz_config->zoom_region.origin.x = 0;
dz_config->zoom_region.origin.y = 0;
dz_config->zoom_region.resolution.width = eff_res.width;
dz_config->zoom_region.resolution.height = eff_res.height;
return 0;
}
/* FIXME:
* This is not the correct implementation with Google's definition, due
* to firmware limitation.
* map real crop region base on above calculating base max crop region.
*/
if (!IS_ISP2401) {
dz_config->zoom_region.origin.x = dz_config->zoom_region.origin.x
* eff_res.width
/ asd->sensor_array_res.width;
dz_config->zoom_region.origin.y = dz_config->zoom_region.origin.y
* eff_res.height
/ asd->sensor_array_res.height;
dz_config->zoom_region.resolution.width = dz_config->zoom_region.resolution.width
* eff_res.width
/ asd->sensor_array_res.width;
dz_config->zoom_region.resolution.height = dz_config->zoom_region.resolution.height
* eff_res.height
/ asd->sensor_array_res.height;
/*
* Set same ratio of crop region resolution and current pipe output
* resolution
*/
out_res.width = stream_env->pipe_configs[css_pipe_id].output_info[0].res.width;
out_res.height = stream_env->pipe_configs[css_pipe_id].output_info[0].res.height;
if (out_res.width == 0 || out_res.height == 0) {
dev_err(asd->isp->dev, "%s err current pipe output resolution"
, __func__);
return -EINVAL;
}
} else {
out_res.width = stream_env->pipe_configs[css_pipe_id].output_info[0].res.width;
out_res.height = stream_env->pipe_configs[css_pipe_id].output_info[0].res.height;
if (out_res.width == 0 || out_res.height == 0) {
dev_err(asd->isp->dev, "%s err current pipe output resolution"
, __func__);
return -EINVAL;
}
if (asd->sensor_array_res.width * out_res.height
< out_res.width * asd->sensor_array_res.height) {
h_offset = asd->sensor_array_res.height
- asd->sensor_array_res.width
* out_res.height / out_res.width;
h_offset = h_offset / 2;
if (dz_config->zoom_region.origin.y < h_offset)
dz_config->zoom_region.origin.y = 0;
else
dz_config->zoom_region.origin.y = dz_config->zoom_region.origin.y - h_offset;
w_offset = 0;
} else {
w_offset = asd->sensor_array_res.width
- asd->sensor_array_res.height
* out_res.width / out_res.height;
w_offset = w_offset / 2;
if (dz_config->zoom_region.origin.x < w_offset)
dz_config->zoom_region.origin.x = 0;
else
dz_config->zoom_region.origin.x = dz_config->zoom_region.origin.x - w_offset;
h_offset = 0;
}
dz_config->zoom_region.origin.x = dz_config->zoom_region.origin.x
* eff_res.width
/ (asd->sensor_array_res.width - 2 * w_offset);
dz_config->zoom_region.origin.y = dz_config->zoom_region.origin.y
* eff_res.height
/ (asd->sensor_array_res.height - 2 * h_offset);
dz_config->zoom_region.resolution.width = dz_config->zoom_region.resolution.width
* eff_res.width
/ (asd->sensor_array_res.width - 2 * w_offset);
dz_config->zoom_region.resolution.height = dz_config->zoom_region.resolution.height
* eff_res.height
/ (asd->sensor_array_res.height - 2 * h_offset);
}
if (out_res.width * dz_config->zoom_region.resolution.height
> dz_config->zoom_region.resolution.width * out_res.height) {
dz_config->zoom_region.resolution.height =
dz_config->zoom_region.resolution.width
* out_res.height / out_res.width;
} else {
dz_config->zoom_region.resolution.width =
dz_config->zoom_region.resolution.height
* out_res.width / out_res.height;
}
dev_dbg(asd->isp->dev,
"%s crop region:(%d,%d),(%d,%d) eff_res(%d, %d) array_size(%d,%d) out_res(%d, %d)\n",
__func__, dz_config->zoom_region.origin.x,
dz_config->zoom_region.origin.y,
dz_config->zoom_region.resolution.width,
dz_config->zoom_region.resolution.height,
eff_res.width, eff_res.height,
asd->sensor_array_res.width,
asd->sensor_array_res.height,
out_res.width, out_res.height);
if ((dz_config->zoom_region.origin.x +
dz_config->zoom_region.resolution.width
> eff_res.width) ||
(dz_config->zoom_region.origin.y +
dz_config->zoom_region.resolution.height
> eff_res.height))
return -EINVAL;
return 0;
}
/*
* Function to check the zoom region whether is effective
*/
static bool atomisp_check_zoom_region(
struct atomisp_sub_device *asd,
struct ia_css_dz_config *dz_config)
{
struct atomisp_resolution config;
bool flag = false;
unsigned int w, h;
memset(&config, 0, sizeof(struct atomisp_resolution));
if (dz_config->dx && dz_config->dy)
return true;
config.width = asd->sensor_array_res.width;
config.height = asd->sensor_array_res.height;
w = dz_config->zoom_region.origin.x +
dz_config->zoom_region.resolution.width;
h = dz_config->zoom_region.origin.y +
dz_config->zoom_region.resolution.height;
if ((w <= config.width) && (h <= config.height) && w > 0 && h > 0)
flag = true;
else
/* setting error zoom region */
dev_err(asd->isp->dev,
"%s zoom region ERROR:dz_config:(%d,%d),(%d,%d)array_res(%d, %d)\n",
__func__, dz_config->zoom_region.origin.x,
dz_config->zoom_region.origin.y,
dz_config->zoom_region.resolution.width,
dz_config->zoom_region.resolution.height,
config.width, config.height);
return flag;
}
void atomisp_apply_css_parameters(
struct atomisp_sub_device *asd,
struct atomisp_css_params *css_param)
{
if (css_param->update_flag.wb_config)
asd->params.config.wb_config = &css_param->wb_config;
if (css_param->update_flag.ob_config)
asd->params.config.ob_config = &css_param->ob_config;
if (css_param->update_flag.dp_config)
asd->params.config.dp_config = &css_param->dp_config;
if (css_param->update_flag.nr_config)
asd->params.config.nr_config = &css_param->nr_config;
if (css_param->update_flag.ee_config)
asd->params.config.ee_config = &css_param->ee_config;
if (css_param->update_flag.tnr_config)
asd->params.config.tnr_config = &css_param->tnr_config;
if (css_param->update_flag.a3a_config)
asd->params.config.s3a_config = &css_param->s3a_config;
if (css_param->update_flag.ctc_config)
asd->params.config.ctc_config = &css_param->ctc_config;
if (css_param->update_flag.cnr_config)
asd->params.config.cnr_config = &css_param->cnr_config;
if (css_param->update_flag.ecd_config)
asd->params.config.ecd_config = &css_param->ecd_config;
if (css_param->update_flag.ynr_config)
asd->params.config.ynr_config = &css_param->ynr_config;
if (css_param->update_flag.fc_config)
asd->params.config.fc_config = &css_param->fc_config;
if (css_param->update_flag.macc_config)
asd->params.config.macc_config = &css_param->macc_config;
if (css_param->update_flag.aa_config)
asd->params.config.aa_config = &css_param->aa_config;
if (css_param->update_flag.anr_config)
asd->params.config.anr_config = &css_param->anr_config;
if (css_param->update_flag.xnr_config)
asd->params.config.xnr_config = &css_param->xnr_config;
if (css_param->update_flag.yuv2rgb_cc_config)
asd->params.config.yuv2rgb_cc_config = &css_param->yuv2rgb_cc_config;
if (css_param->update_flag.rgb2yuv_cc_config)
asd->params.config.rgb2yuv_cc_config = &css_param->rgb2yuv_cc_config;
if (css_param->update_flag.macc_table)
asd->params.config.macc_table = &css_param->macc_table;
if (css_param->update_flag.xnr_table)
asd->params.config.xnr_table = &css_param->xnr_table;
if (css_param->update_flag.r_gamma_table)
asd->params.config.r_gamma_table = &css_param->r_gamma_table;
if (css_param->update_flag.g_gamma_table)
asd->params.config.g_gamma_table = &css_param->g_gamma_table;
if (css_param->update_flag.b_gamma_table)
asd->params.config.b_gamma_table = &css_param->b_gamma_table;
if (css_param->update_flag.anr_thres)
atomisp_css_set_anr_thres(asd, &css_param->anr_thres);
if (css_param->update_flag.shading_table)
asd->params.config.shading_table = css_param->shading_table;
if (css_param->update_flag.morph_table && asd->params.gdc_cac_en)
asd->params.config.morph_table = css_param->morph_table;
if (css_param->update_flag.dvs2_coefs) {
struct ia_css_dvs_grid_info *dvs_grid_info =
atomisp_css_get_dvs_grid_info(
&asd->params.curr_grid_info);
if (dvs_grid_info && dvs_grid_info->enable)
atomisp_css_set_dvs2_coefs(asd, css_param->dvs2_coeff);
}
if (css_param->update_flag.dvs_6axis_config)
atomisp_css_set_dvs_6axis(asd, css_param->dvs_6axis);
atomisp_css_set_isp_config_id(asd, css_param->isp_config_id);
/*
* These configurations are on used by ISP1.x, not for ISP2.x,
* so do not handle them. see comments of ia_css_isp_config.
* 1 cc_config
* 2 ce_config
* 3 de_config
* 4 gc_config
* 5 gamma_table
* 6 ctc_table
* 7 dvs_coefs
*/
}
static unsigned int long copy_from_compatible(void *to, const void *from,
unsigned long n, bool from_user)
{
if (from_user)
return copy_from_user(to, (void __user *)from, n);
else
memcpy(to, from, n);
return 0;
}
int atomisp_cp_general_isp_parameters(struct atomisp_sub_device *asd,
struct atomisp_parameters *arg,
struct atomisp_css_params *css_param,
bool from_user)
{
struct atomisp_parameters *cur_config = &css_param->update_flag;
if (!arg || !asd || !css_param)
return -EINVAL;
if (arg->wb_config && (from_user || !cur_config->wb_config)) {
if (copy_from_compatible(&css_param->wb_config, arg->wb_config,
sizeof(struct ia_css_wb_config),
from_user))
return -EFAULT;
css_param->update_flag.wb_config =
(struct atomisp_wb_config *)&css_param->wb_config;
}
if (arg->ob_config && (from_user || !cur_config->ob_config)) {
if (copy_from_compatible(&css_param->ob_config, arg->ob_config,
sizeof(struct ia_css_ob_config),
from_user))
return -EFAULT;
css_param->update_flag.ob_config =
(struct atomisp_ob_config *)&css_param->ob_config;
}
if (arg->dp_config && (from_user || !cur_config->dp_config)) {
if (copy_from_compatible(&css_param->dp_config, arg->dp_config,
sizeof(struct ia_css_dp_config),
from_user))
return -EFAULT;
css_param->update_flag.dp_config =
(struct atomisp_dp_config *)&css_param->dp_config;
}
if (asd->run_mode->val != ATOMISP_RUN_MODE_VIDEO) {
if (arg->dz_config && (from_user || !cur_config->dz_config)) {
if (copy_from_compatible(&css_param->dz_config,
arg->dz_config,
sizeof(struct ia_css_dz_config),
from_user))
return -EFAULT;
if (!atomisp_check_zoom_region(asd,
&css_param->dz_config)) {
dev_err(asd->isp->dev, "crop region error!");
return -EINVAL;
}
css_param->update_flag.dz_config =
(struct atomisp_dz_config *)
&css_param->dz_config;
}
}
if (arg->nr_config && (from_user || !cur_config->nr_config)) {
if (copy_from_compatible(&css_param->nr_config, arg->nr_config,
sizeof(struct ia_css_nr_config),
from_user))
return -EFAULT;
css_param->update_flag.nr_config =
(struct atomisp_nr_config *)&css_param->nr_config;
}
if (arg->ee_config && (from_user || !cur_config->ee_config)) {
if (copy_from_compatible(&css_param->ee_config, arg->ee_config,
sizeof(struct ia_css_ee_config),
from_user))
return -EFAULT;
css_param->update_flag.ee_config =
(struct atomisp_ee_config *)&css_param->ee_config;
}
if (arg->tnr_config && (from_user || !cur_config->tnr_config)) {
if (copy_from_compatible(&css_param->tnr_config,
arg->tnr_config,
sizeof(struct ia_css_tnr_config),
from_user))
return -EFAULT;
css_param->update_flag.tnr_config =
(struct atomisp_tnr_config *)
&css_param->tnr_config;
}
if (arg->a3a_config && (from_user || !cur_config->a3a_config)) {
if (copy_from_compatible(&css_param->s3a_config,
arg->a3a_config,
sizeof(struct ia_css_3a_config),
from_user))
return -EFAULT;
css_param->update_flag.a3a_config =
(struct atomisp_3a_config *)&css_param->s3a_config;
}
if (arg->ctc_config && (from_user || !cur_config->ctc_config)) {
if (copy_from_compatible(&css_param->ctc_config,
arg->ctc_config,
sizeof(struct ia_css_ctc_config),
from_user))
return -EFAULT;
css_param->update_flag.ctc_config =
(struct atomisp_ctc_config *)
&css_param->ctc_config;
}
if (arg->cnr_config && (from_user || !cur_config->cnr_config)) {
if (copy_from_compatible(&css_param->cnr_config,
arg->cnr_config,
sizeof(struct ia_css_cnr_config),
from_user))
return -EFAULT;
css_param->update_flag.cnr_config =
(struct atomisp_cnr_config *)
&css_param->cnr_config;
}
if (arg->ecd_config && (from_user || !cur_config->ecd_config)) {
if (copy_from_compatible(&css_param->ecd_config,
arg->ecd_config,
sizeof(struct ia_css_ecd_config),
from_user))
return -EFAULT;
css_param->update_flag.ecd_config =
(struct atomisp_ecd_config *)
&css_param->ecd_config;
}
if (arg->ynr_config && (from_user || !cur_config->ynr_config)) {
if (copy_from_compatible(&css_param->ynr_config,
arg->ynr_config,
sizeof(struct ia_css_ynr_config),
from_user))
return -EFAULT;
css_param->update_flag.ynr_config =
(struct atomisp_ynr_config *)
&css_param->ynr_config;
}
if (arg->fc_config && (from_user || !cur_config->fc_config)) {
if (copy_from_compatible(&css_param->fc_config,
arg->fc_config,
sizeof(struct ia_css_fc_config),
from_user))
return -EFAULT;
css_param->update_flag.fc_config =
(struct atomisp_fc_config *)&css_param->fc_config;
}
if (arg->macc_config && (from_user || !cur_config->macc_config)) {
if (copy_from_compatible(&css_param->macc_config,
arg->macc_config,
sizeof(struct ia_css_macc_config),
from_user))
return -EFAULT;
css_param->update_flag.macc_config =
(struct atomisp_macc_config *)
&css_param->macc_config;
}
if (arg->aa_config && (from_user || !cur_config->aa_config)) {
if (copy_from_compatible(&css_param->aa_config, arg->aa_config,
sizeof(struct ia_css_aa_config),
from_user))
return -EFAULT;
css_param->update_flag.aa_config =
(struct atomisp_aa_config *)&css_param->aa_config;
}
if (arg->anr_config && (from_user || !cur_config->anr_config)) {
if (copy_from_compatible(&css_param->anr_config,
arg->anr_config,
sizeof(struct ia_css_anr_config),
from_user))
return -EFAULT;
css_param->update_flag.anr_config =
(struct atomisp_anr_config *)
&css_param->anr_config;
}
if (arg->xnr_config && (from_user || !cur_config->xnr_config)) {
if (copy_from_compatible(&css_param->xnr_config,
arg->xnr_config,
sizeof(struct ia_css_xnr_config),
from_user))
return -EFAULT;
css_param->update_flag.xnr_config =
(struct atomisp_xnr_config *)
&css_param->xnr_config;
}
if (arg->yuv2rgb_cc_config &&
(from_user || !cur_config->yuv2rgb_cc_config)) {
if (copy_from_compatible(&css_param->yuv2rgb_cc_config,
arg->yuv2rgb_cc_config,
sizeof(struct ia_css_cc_config),
from_user))
return -EFAULT;
css_param->update_flag.yuv2rgb_cc_config =
(struct atomisp_cc_config *)
&css_param->yuv2rgb_cc_config;
}
if (arg->rgb2yuv_cc_config &&
(from_user || !cur_config->rgb2yuv_cc_config)) {
if (copy_from_compatible(&css_param->rgb2yuv_cc_config,
arg->rgb2yuv_cc_config,
sizeof(struct ia_css_cc_config),
from_user))
return -EFAULT;
css_param->update_flag.rgb2yuv_cc_config =
(struct atomisp_cc_config *)
&css_param->rgb2yuv_cc_config;
}
if (arg->macc_table && (from_user || !cur_config->macc_table)) {
if (copy_from_compatible(&css_param->macc_table,
arg->macc_table,
sizeof(struct ia_css_macc_table),
from_user))
return -EFAULT;
css_param->update_flag.macc_table =
(struct atomisp_macc_table *)
&css_param->macc_table;
}
if (arg->xnr_table && (from_user || !cur_config->xnr_table)) {
if (copy_from_compatible(&css_param->xnr_table,
arg->xnr_table,
sizeof(struct ia_css_xnr_table),
from_user))
return -EFAULT;
css_param->update_flag.xnr_table =
(struct atomisp_xnr_table *)&css_param->xnr_table;
}
if (arg->r_gamma_table && (from_user || !cur_config->r_gamma_table)) {
if (copy_from_compatible(&css_param->r_gamma_table,
arg->r_gamma_table,
sizeof(struct ia_css_rgb_gamma_table),
from_user))
return -EFAULT;
css_param->update_flag.r_gamma_table =
(struct atomisp_rgb_gamma_table *)
&css_param->r_gamma_table;
}
if (arg->g_gamma_table && (from_user || !cur_config->g_gamma_table)) {
if (copy_from_compatible(&css_param->g_gamma_table,
arg->g_gamma_table,
sizeof(struct ia_css_rgb_gamma_table),
from_user))
return -EFAULT;
css_param->update_flag.g_gamma_table =
(struct atomisp_rgb_gamma_table *)
&css_param->g_gamma_table;
}
if (arg->b_gamma_table && (from_user || !cur_config->b_gamma_table)) {
if (copy_from_compatible(&css_param->b_gamma_table,
arg->b_gamma_table,
sizeof(struct ia_css_rgb_gamma_table),
from_user))
return -EFAULT;
css_param->update_flag.b_gamma_table =
(struct atomisp_rgb_gamma_table *)
&css_param->b_gamma_table;
}
if (arg->anr_thres && (from_user || !cur_config->anr_thres)) {
if (copy_from_compatible(&css_param->anr_thres, arg->anr_thres,
sizeof(struct ia_css_anr_thres),
from_user))
return -EFAULT;
css_param->update_flag.anr_thres =
(struct atomisp_anr_thres *)&css_param->anr_thres;
}
if (from_user)
css_param->isp_config_id = arg->isp_config_id;
/*
* These configurations are on used by ISP1.x, not for ISP2.x,
* so do not handle them. see comments of ia_css_isp_config.
* 1 cc_config
* 2 ce_config
* 3 de_config
* 4 gc_config
* 5 gamma_table
* 6 ctc_table
* 7 dvs_coefs
*/
return 0;
}
int atomisp_cp_lsc_table(struct atomisp_sub_device *asd,
struct atomisp_shading_table *source_st,
struct atomisp_css_params *css_param,
bool from_user)
{
unsigned int i;
unsigned int len_table;
struct ia_css_shading_table *shading_table;
struct ia_css_shading_table *old_table;
struct atomisp_shading_table *st, dest_st;
if (!source_st)
return 0;
if (!css_param)
return -EINVAL;
if (!from_user && css_param->update_flag.shading_table)
return 0;
if (IS_ISP2401) {
if (copy_from_compatible(&dest_st, source_st,
sizeof(struct atomisp_shading_table),
from_user)) {
dev_err(asd->isp->dev, "copy shading table failed!");
return -EFAULT;
}
st = &dest_st;
} else {
st = source_st;
}
old_table = css_param->shading_table;
/* user config is to disable the shading table. */
if (!st->enable) {
/* Generate a minimum table with enable = 0. */
shading_table = atomisp_css_shading_table_alloc(1, 1);
if (!shading_table)
return -ENOMEM;
shading_table->enable = 0;
goto set_lsc;
}
/* Setting a new table. Validate first - all tables must be set */
for (i = 0; i < ATOMISP_NUM_SC_COLORS; i++) {
if (!st->data[i]) {
dev_err(asd->isp->dev, "shading table validate failed");
return -EINVAL;
}
}
/* Shading table size per color */
if (st->width > SH_CSS_MAX_SCTBL_WIDTH_PER_COLOR ||
st->height > SH_CSS_MAX_SCTBL_HEIGHT_PER_COLOR) {
dev_err(asd->isp->dev, "shading table w/h validate failed!");
return -EINVAL;
}
shading_table = atomisp_css_shading_table_alloc(st->width, st->height);
if (!shading_table)
return -ENOMEM;
len_table = st->width * st->height * ATOMISP_SC_TYPE_SIZE;
for (i = 0; i < ATOMISP_NUM_SC_COLORS; i++) {
if (copy_from_compatible(shading_table->data[i],
st->data[i], len_table, from_user)) {
atomisp_css_shading_table_free(shading_table);
return -EFAULT;
}
}
shading_table->sensor_width = st->sensor_width;
shading_table->sensor_height = st->sensor_height;
shading_table->fraction_bits = st->fraction_bits;
shading_table->enable = st->enable;
/* No need to update shading table if it is the same */
if (old_table &&
old_table->sensor_width == shading_table->sensor_width &&
old_table->sensor_height == shading_table->sensor_height &&
old_table->width == shading_table->width &&
old_table->height == shading_table->height &&
old_table->fraction_bits == shading_table->fraction_bits &&
old_table->enable == shading_table->enable) {
bool data_is_same = true;
for (i = 0; i < ATOMISP_NUM_SC_COLORS; i++) {
if (memcmp(shading_table->data[i], old_table->data[i],
len_table) != 0) {
data_is_same = false;
break;
}
}
if (data_is_same) {
atomisp_css_shading_table_free(shading_table);
return 0;
}
}
set_lsc:
/* set LSC to CSS */
css_param->shading_table = shading_table;
css_param->update_flag.shading_table = (struct atomisp_shading_table *)shading_table;
asd->params.sc_en = shading_table;
if (old_table)
atomisp_css_shading_table_free(old_table);
return 0;
}
int atomisp_css_cp_dvs2_coefs(struct atomisp_sub_device *asd,
struct ia_css_dvs2_coefficients *coefs,
struct atomisp_css_params *css_param,
bool from_user)
{
struct ia_css_dvs_grid_info *cur =
atomisp_css_get_dvs_grid_info(&asd->params.curr_grid_info);
int dvs_hor_coef_bytes, dvs_ver_coef_bytes;
struct ia_css_dvs2_coefficients dvs2_coefs;
if (!coefs || !cur)
return 0;
if (!from_user && css_param->update_flag.dvs2_coefs)
return 0;
if (!IS_ISP2401) {
if (sizeof(*cur) != sizeof(coefs->grid) ||
memcmp(&coefs->grid, cur, sizeof(coefs->grid))) {
dev_err(asd->isp->dev, "dvs grid mismatch!\n");
/* If the grid info in the argument differs from the current
grid info, we tell the caller to reset the grid size and
try again. */
return -EAGAIN;
}
if (!coefs->hor_coefs.odd_real ||
!coefs->hor_coefs.odd_imag ||
!coefs->hor_coefs.even_real ||
!coefs->hor_coefs.even_imag ||
!coefs->ver_coefs.odd_real ||
!coefs->ver_coefs.odd_imag ||
!coefs->ver_coefs.even_real ||
!coefs->ver_coefs.even_imag)
return -EINVAL;
if (!css_param->dvs2_coeff) {
/* DIS coefficients. */
css_param->dvs2_coeff = ia_css_dvs2_coefficients_allocate(cur);
if (!css_param->dvs2_coeff)
return -ENOMEM;
}
dvs_hor_coef_bytes = asd->params.dvs_hor_coef_bytes;
dvs_ver_coef_bytes = asd->params.dvs_ver_coef_bytes;
if (copy_from_compatible(css_param->dvs2_coeff->hor_coefs.odd_real,
coefs->hor_coefs.odd_real, dvs_hor_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->hor_coefs.odd_imag,
coefs->hor_coefs.odd_imag, dvs_hor_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->hor_coefs.even_real,
coefs->hor_coefs.even_real, dvs_hor_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->hor_coefs.even_imag,
coefs->hor_coefs.even_imag, dvs_hor_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->ver_coefs.odd_real,
coefs->ver_coefs.odd_real, dvs_ver_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->ver_coefs.odd_imag,
coefs->ver_coefs.odd_imag, dvs_ver_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->ver_coefs.even_real,
coefs->ver_coefs.even_real, dvs_ver_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->ver_coefs.even_imag,
coefs->ver_coefs.even_imag, dvs_ver_coef_bytes, from_user)) {
ia_css_dvs2_coefficients_free(css_param->dvs2_coeff);
css_param->dvs2_coeff = NULL;
return -EFAULT;
}
} else {
if (copy_from_compatible(&dvs2_coefs, coefs,
sizeof(struct ia_css_dvs2_coefficients),
from_user)) {
dev_err(asd->isp->dev, "copy dvs2 coef failed");
return -EFAULT;
}
if (sizeof(*cur) != sizeof(dvs2_coefs.grid) ||
memcmp(&dvs2_coefs.grid, cur, sizeof(dvs2_coefs.grid))) {
dev_err(asd->isp->dev, "dvs grid mismatch!\n");
/* If the grid info in the argument differs from the current
grid info, we tell the caller to reset the grid size and
try again. */
return -EAGAIN;
}
if (!dvs2_coefs.hor_coefs.odd_real ||
!dvs2_coefs.hor_coefs.odd_imag ||
!dvs2_coefs.hor_coefs.even_real ||
!dvs2_coefs.hor_coefs.even_imag ||
!dvs2_coefs.ver_coefs.odd_real ||
!dvs2_coefs.ver_coefs.odd_imag ||
!dvs2_coefs.ver_coefs.even_real ||
!dvs2_coefs.ver_coefs.even_imag)
return -EINVAL;
if (!css_param->dvs2_coeff) {
/* DIS coefficients. */
css_param->dvs2_coeff = ia_css_dvs2_coefficients_allocate(cur);
if (!css_param->dvs2_coeff)
return -ENOMEM;
}
dvs_hor_coef_bytes = asd->params.dvs_hor_coef_bytes;
dvs_ver_coef_bytes = asd->params.dvs_ver_coef_bytes;
if (copy_from_compatible(css_param->dvs2_coeff->hor_coefs.odd_real,
dvs2_coefs.hor_coefs.odd_real, dvs_hor_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->hor_coefs.odd_imag,
dvs2_coefs.hor_coefs.odd_imag, dvs_hor_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->hor_coefs.even_real,
dvs2_coefs.hor_coefs.even_real, dvs_hor_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->hor_coefs.even_imag,
dvs2_coefs.hor_coefs.even_imag, dvs_hor_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->ver_coefs.odd_real,
dvs2_coefs.ver_coefs.odd_real, dvs_ver_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->ver_coefs.odd_imag,
dvs2_coefs.ver_coefs.odd_imag, dvs_ver_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->ver_coefs.even_real,
dvs2_coefs.ver_coefs.even_real, dvs_ver_coef_bytes, from_user) ||
copy_from_compatible(css_param->dvs2_coeff->ver_coefs.even_imag,
dvs2_coefs.ver_coefs.even_imag, dvs_ver_coef_bytes, from_user)) {
ia_css_dvs2_coefficients_free(css_param->dvs2_coeff);
css_param->dvs2_coeff = NULL;
return -EFAULT;
}
}
css_param->update_flag.dvs2_coefs =
(struct atomisp_dis_coefficients *)css_param->dvs2_coeff;
return 0;
}
int atomisp_cp_dvs_6axis_config(struct atomisp_sub_device *asd,
struct atomisp_dvs_6axis_config *source_6axis_config,
struct atomisp_css_params *css_param,
bool from_user)
{
struct ia_css_dvs_6axis_config *dvs_6axis_config;
struct ia_css_dvs_6axis_config *old_6axis_config;
struct ia_css_stream *stream =
asd->stream_env[ATOMISP_INPUT_STREAM_GENERAL].stream;
struct ia_css_dvs_grid_info *dvs_grid_info =
atomisp_css_get_dvs_grid_info(&asd->params.curr_grid_info);
int ret = -EFAULT;
if (!stream) {
dev_err(asd->isp->dev, "%s: internal error!", __func__);
return -EINVAL;
}
if (!source_6axis_config || !dvs_grid_info)
return 0;
if (!dvs_grid_info->enable)
return 0;
if (!from_user && css_param->update_flag.dvs_6axis_config)
return 0;
/* check whether need to reallocate for 6 axis config */
old_6axis_config = css_param->dvs_6axis;
dvs_6axis_config = old_6axis_config;
if (IS_ISP2401) {
struct ia_css_dvs_6axis_config t_6axis_config;
if (copy_from_compatible(&t_6axis_config, source_6axis_config,
sizeof(struct atomisp_dvs_6axis_config),
from_user)) {
dev_err(asd->isp->dev, "copy morph table failed!");
return -EFAULT;
}
if (old_6axis_config &&
(old_6axis_config->width_y != t_6axis_config.width_y ||
old_6axis_config->height_y != t_6axis_config.height_y ||
old_6axis_config->width_uv != t_6axis_config.width_uv ||
old_6axis_config->height_uv != t_6axis_config.height_uv)) {
ia_css_dvs2_6axis_config_free(css_param->dvs_6axis);
css_param->dvs_6axis = NULL;
dvs_6axis_config = ia_css_dvs2_6axis_config_allocate(stream);
if (!dvs_6axis_config)
return -ENOMEM;
} else if (!dvs_6axis_config) {
dvs_6axis_config = ia_css_dvs2_6axis_config_allocate(stream);
if (!dvs_6axis_config)
return -ENOMEM;
}
dvs_6axis_config->exp_id = t_6axis_config.exp_id;
if (copy_from_compatible(dvs_6axis_config->xcoords_y,
t_6axis_config.xcoords_y,
t_6axis_config.width_y *
t_6axis_config.height_y *
sizeof(*dvs_6axis_config->xcoords_y),
from_user))
goto error;
if (copy_from_compatible(dvs_6axis_config->ycoords_y,
t_6axis_config.ycoords_y,
t_6axis_config.width_y *
t_6axis_config.height_y *
sizeof(*dvs_6axis_config->ycoords_y),
from_user))
goto error;
if (copy_from_compatible(dvs_6axis_config->xcoords_uv,
t_6axis_config.xcoords_uv,
t_6axis_config.width_uv *
t_6axis_config.height_uv *
sizeof(*dvs_6axis_config->xcoords_uv),
from_user))
goto error;
if (copy_from_compatible(dvs_6axis_config->ycoords_uv,
t_6axis_config.ycoords_uv,
t_6axis_config.width_uv *
t_6axis_config.height_uv *
sizeof(*dvs_6axis_config->ycoords_uv),
from_user))
goto error;
} else {
if (old_6axis_config &&
(old_6axis_config->width_y != source_6axis_config->width_y ||
old_6axis_config->height_y != source_6axis_config->height_y ||
old_6axis_config->width_uv != source_6axis_config->width_uv ||
old_6axis_config->height_uv != source_6axis_config->height_uv)) {
ia_css_dvs2_6axis_config_free(css_param->dvs_6axis);
css_param->dvs_6axis = NULL;
dvs_6axis_config = ia_css_dvs2_6axis_config_allocate(stream);
if (!dvs_6axis_config) {
ret = -ENOMEM;
goto error;
}
} else if (!dvs_6axis_config) {
dvs_6axis_config = ia_css_dvs2_6axis_config_allocate(stream);
if (!dvs_6axis_config) {
ret = -ENOMEM;
goto error;
}
}
dvs_6axis_config->exp_id = source_6axis_config->exp_id;
if (copy_from_compatible(dvs_6axis_config->xcoords_y,
source_6axis_config->xcoords_y,
source_6axis_config->width_y *
source_6axis_config->height_y *
sizeof(*source_6axis_config->xcoords_y),
from_user))
goto error;
if (copy_from_compatible(dvs_6axis_config->ycoords_y,
source_6axis_config->ycoords_y,
source_6axis_config->width_y *
source_6axis_config->height_y *
sizeof(*source_6axis_config->ycoords_y),
from_user))
goto error;
if (copy_from_compatible(dvs_6axis_config->xcoords_uv,
source_6axis_config->xcoords_uv,
source_6axis_config->width_uv *
source_6axis_config->height_uv *
sizeof(*source_6axis_config->xcoords_uv),
from_user))
goto error;
if (copy_from_compatible(dvs_6axis_config->ycoords_uv,
source_6axis_config->ycoords_uv,
source_6axis_config->width_uv *
source_6axis_config->height_uv *
sizeof(*source_6axis_config->ycoords_uv),
from_user))
goto error;
}
css_param->dvs_6axis = dvs_6axis_config;
css_param->update_flag.dvs_6axis_config =
(struct atomisp_dvs_6axis_config *)dvs_6axis_config;
return 0;
error:
if (dvs_6axis_config)
ia_css_dvs2_6axis_config_free(dvs_6axis_config);
return ret;
}
int atomisp_cp_morph_table(struct atomisp_sub_device *asd,
struct atomisp_morph_table *source_morph_table,
struct atomisp_css_params *css_param,
bool from_user)
{
int ret = -EFAULT;
unsigned int i;
struct ia_css_morph_table *morph_table;
struct ia_css_morph_table *old_morph_table;
if (!source_morph_table)
return 0;
if (!from_user && css_param->update_flag.morph_table)
return 0;
old_morph_table = css_param->morph_table;
if (IS_ISP2401) {
struct ia_css_morph_table mtbl;
if (copy_from_compatible(&mtbl, source_morph_table,
sizeof(struct atomisp_morph_table),
from_user)) {
dev_err(asd->isp->dev, "copy morph table failed!");
return -EFAULT;
}
morph_table = atomisp_css_morph_table_allocate(
mtbl.width,
mtbl.height);
if (!morph_table)
return -ENOMEM;
for (i = 0; i < IA_CSS_MORPH_TABLE_NUM_PLANES; i++) {
if (copy_from_compatible(morph_table->coordinates_x[i],
(__force void *)source_morph_table->coordinates_x[i],
mtbl.height * mtbl.width *
sizeof(*morph_table->coordinates_x[i]),
from_user))
goto error;
if (copy_from_compatible(morph_table->coordinates_y[i],
(__force void *)source_morph_table->coordinates_y[i],
mtbl.height * mtbl.width *
sizeof(*morph_table->coordinates_y[i]),
from_user))
goto error;
}
} else {
morph_table = atomisp_css_morph_table_allocate(
source_morph_table->width,
source_morph_table->height);
if (!morph_table) {
ret = -ENOMEM;
goto error;
}
for (i = 0; i < IA_CSS_MORPH_TABLE_NUM_PLANES; i++) {
if (copy_from_compatible(morph_table->coordinates_x[i],
(__force void *)source_morph_table->coordinates_x[i],
source_morph_table->height * source_morph_table->width *
sizeof(*source_morph_table->coordinates_x[i]),
from_user))
goto error;
if (copy_from_compatible(morph_table->coordinates_y[i],
(__force void *)source_morph_table->coordinates_y[i],
source_morph_table->height * source_morph_table->width *
sizeof(*source_morph_table->coordinates_y[i]),
from_user))
goto error;
}
}
css_param->morph_table = morph_table;
if (old_morph_table)
atomisp_css_morph_table_free(old_morph_table);
css_param->update_flag.morph_table =
(struct atomisp_morph_table *)morph_table;
return 0;
error:
if (morph_table)
atomisp_css_morph_table_free(morph_table);
return ret;
}
int atomisp_makeup_css_parameters(struct atomisp_sub_device *asd,
struct atomisp_parameters *arg,
struct atomisp_css_params *css_param)
{
int ret;
ret = atomisp_cp_general_isp_parameters(asd, arg, css_param, false);
if (ret)
return ret;
ret = atomisp_cp_lsc_table(asd, arg->shading_table, css_param, false);
if (ret)
return ret;
ret = atomisp_cp_morph_table(asd, arg->morph_table, css_param, false);
if (ret)
return ret;
ret = atomisp_css_cp_dvs2_coefs(asd,
(struct ia_css_dvs2_coefficients *)arg->dvs2_coefs,
css_param, false);
if (ret)
return ret;
ret = atomisp_cp_dvs_6axis_config(asd, arg->dvs_6axis_config,
css_param, false);
return ret;
}
void atomisp_free_css_parameters(struct atomisp_css_params *css_param)
{
if (css_param->dvs_6axis) {
ia_css_dvs2_6axis_config_free(css_param->dvs_6axis);
css_param->dvs_6axis = NULL;
}
if (css_param->dvs2_coeff) {
ia_css_dvs2_coefficients_free(css_param->dvs2_coeff);
css_param->dvs2_coeff = NULL;
}
if (css_param->shading_table) {
ia_css_shading_table_free(css_param->shading_table);
css_param->shading_table = NULL;
}
if (css_param->morph_table) {
ia_css_morph_table_free(css_param->morph_table);
css_param->morph_table = NULL;
}
}
static void atomisp_move_frame_to_activeq(struct ia_css_frame *frame,
struct atomisp_css_params_with_list *param)
{
struct atomisp_video_pipe *pipe = vb_to_pipe(&frame->vb.vb2_buf);
unsigned long irqflags;
pipe->frame_params[frame->vb.vb2_buf.index] = param;
spin_lock_irqsave(&pipe->irq_lock, irqflags);
list_move_tail(&frame->queue, &pipe->activeq);
spin_unlock_irqrestore(&pipe->irq_lock, irqflags);
}
/*
* Check parameter queue list and buffer queue list to find out if matched items
* and then set parameter to CSS and enqueue buffer to CSS.
* Of course, if the buffer in buffer waiting list is not bound to a per-frame
* parameter, it will be enqueued into CSS as long as the per-frame setting
* buffers before it get enqueued.
*/
void atomisp_handle_parameter_and_buffer(struct atomisp_video_pipe *pipe)
{
struct atomisp_sub_device *asd = pipe->asd;
struct ia_css_frame *frame = NULL, *frame_tmp;
struct atomisp_css_params_with_list *param = NULL, *param_tmp;
bool need_to_enqueue_buffer = false;
int i;
lockdep_assert_held(&asd->isp->mutex);
/*
* CSS/FW requires set parameter and enqueue buffer happen after ISP
* is streamon.
*/
if (!asd->streaming)
return;
if (list_empty(&pipe->per_frame_params) ||
list_empty(&pipe->buffers_waiting_for_param))
return;
list_for_each_entry_safe(frame, frame_tmp,
&pipe->buffers_waiting_for_param, queue) {
i = frame->vb.vb2_buf.index;
if (pipe->frame_request_config_id[i]) {
list_for_each_entry_safe(param, param_tmp,
&pipe->per_frame_params, list) {
if (pipe->frame_request_config_id[i] != param->params.isp_config_id)
continue;
list_del(¶m->list);
/*
* clear the request config id as the buffer
* will be handled and enqueued into CSS soon
*/
pipe->frame_request_config_id[i] = 0;
atomisp_move_frame_to_activeq(frame, param);
need_to_enqueue_buffer = true;
break;
}
/* If this is the end, stop further loop */
if (list_entry_is_head(param, &pipe->per_frame_params, list))
break;
} else {
atomisp_move_frame_to_activeq(frame, NULL);
need_to_enqueue_buffer = true;
}
}
if (!need_to_enqueue_buffer)
return;
atomisp_qbuffers_to_css(asd);
}
/*
* Function to configure ISP parameters
*/
int atomisp_set_parameters(struct video_device *vdev,
struct atomisp_parameters *arg)
{
struct atomisp_video_pipe *pipe = atomisp_to_video_pipe(vdev);
struct atomisp_sub_device *asd = pipe->asd;
struct atomisp_css_params_with_list *param = NULL;
struct atomisp_css_params *css_param = &asd->params.css_param;
int ret;
lockdep_assert_held(&asd->isp->mutex);
if (!asd->stream_env[ATOMISP_INPUT_STREAM_GENERAL].stream) {
dev_err(asd->isp->dev, "%s: internal error!\n", __func__);
return -EINVAL;
}
dev_dbg(asd->isp->dev, "set parameter(per_frame_setting %d) isp_config_id %d of %s\n",
arg->per_frame_setting, arg->isp_config_id, vdev->name);
if (arg->per_frame_setting) {
/*
* Per-frame setting enabled, we allocate a new parameter
* buffer to cache the parameters and only when frame buffers
* are ready, the parameters will be set to CSS.
* per-frame setting only works for the main output frame.
*/
param = kvzalloc(sizeof(*param), GFP_KERNEL);
if (!param) {
dev_err(asd->isp->dev, "%s: failed to alloc params buffer\n",
__func__);
return -ENOMEM;
}
css_param = ¶m->params;
}
ret = atomisp_cp_general_isp_parameters(asd, arg, css_param, true);
if (ret)
goto apply_parameter_failed;
ret = atomisp_cp_lsc_table(asd, arg->shading_table, css_param, true);
if (ret)
goto apply_parameter_failed;
ret = atomisp_cp_morph_table(asd, arg->morph_table, css_param, true);
if (ret)
goto apply_parameter_failed;
ret = atomisp_css_cp_dvs2_coefs(asd,
(struct ia_css_dvs2_coefficients *)arg->dvs2_coefs,
css_param, true);
if (ret)
goto apply_parameter_failed;
ret = atomisp_cp_dvs_6axis_config(asd, arg->dvs_6axis_config,
css_param, true);
if (ret)
goto apply_parameter_failed;
if (!arg->per_frame_setting) {
/* indicate to CSS that we have parameters to be updated */
asd->params.css_update_params_needed = true;
} else {
list_add_tail(¶m->list, &pipe->per_frame_params);
atomisp_handle_parameter_and_buffer(pipe);
}
return 0;
apply_parameter_failed:
if (css_param)
atomisp_free_css_parameters(css_param);
kvfree(param);
return ret;
}
/*
* Function to set/get isp parameters to isp
*/
int atomisp_param(struct atomisp_sub_device *asd, int flag,
struct atomisp_parm *config)
{
struct ia_css_pipe_config *vp_cfg =
&asd->stream_env[ATOMISP_INPUT_STREAM_GENERAL].
pipe_configs[IA_CSS_PIPE_ID_VIDEO];
/* Read parameter for 3A binary info */
if (flag == 0) {
struct ia_css_dvs_grid_info *dvs_grid_info =
atomisp_css_get_dvs_grid_info(
&asd->params.curr_grid_info);
atomisp_curr_user_grid_info(asd, &config->info);
/* We always return the resolution and stride even if there is
* no valid metadata. This allows the caller to get the
* information needed to allocate user-space buffers. */
config->metadata_config.metadata_height = asd->
stream_env[ATOMISP_INPUT_STREAM_GENERAL].stream_info.
metadata_info.resolution.height;
config->metadata_config.metadata_stride = asd->
stream_env[ATOMISP_INPUT_STREAM_GENERAL].stream_info.
metadata_info.stride;
/* update dvs grid info */
if (dvs_grid_info)
memcpy(&config->dvs_grid,
dvs_grid_info,
sizeof(struct ia_css_dvs_grid_info));
if (asd->run_mode->val != ATOMISP_RUN_MODE_VIDEO) {
config->dvs_envelop.width = 0;
config->dvs_envelop.height = 0;
return 0;
}
/* update dvs envelop info */
config->dvs_envelop.width = vp_cfg->dvs_envelope.width;
config->dvs_envelop.height = vp_cfg->dvs_envelope.height;
return 0;
}
memcpy(&asd->params.css_param.wb_config, &config->wb_config,
sizeof(struct ia_css_wb_config));
memcpy(&asd->params.css_param.ob_config, &config->ob_config,
sizeof(struct ia_css_ob_config));
memcpy(&asd->params.css_param.dp_config, &config->dp_config,
sizeof(struct ia_css_dp_config));
memcpy(&asd->params.css_param.de_config, &config->de_config,
sizeof(struct ia_css_de_config));
memcpy(&asd->params.css_param.dz_config, &config->dz_config,
sizeof(struct ia_css_dz_config));
memcpy(&asd->params.css_param.ce_config, &config->ce_config,
sizeof(struct ia_css_ce_config));
memcpy(&asd->params.css_param.nr_config, &config->nr_config,
sizeof(struct ia_css_nr_config));
memcpy(&asd->params.css_param.ee_config, &config->ee_config,
sizeof(struct ia_css_ee_config));
memcpy(&asd->params.css_param.tnr_config, &config->tnr_config,
sizeof(struct ia_css_tnr_config));
if (asd->params.color_effect == V4L2_COLORFX_NEGATIVE) {
asd->params.css_param.cc_config.matrix[3] = -config->cc_config.matrix[3];
asd->params.css_param.cc_config.matrix[4] = -config->cc_config.matrix[4];
asd->params.css_param.cc_config.matrix[5] = -config->cc_config.matrix[5];
asd->params.css_param.cc_config.matrix[6] = -config->cc_config.matrix[6];
asd->params.css_param.cc_config.matrix[7] = -config->cc_config.matrix[7];
asd->params.css_param.cc_config.matrix[8] = -config->cc_config.matrix[8];
}
if (asd->params.color_effect != V4L2_COLORFX_SEPIA &&
asd->params.color_effect != V4L2_COLORFX_BW) {
memcpy(&asd->params.css_param.cc_config, &config->cc_config,
sizeof(struct ia_css_cc_config));
asd->params.config.cc_config = &asd->params.css_param.cc_config;
}
asd->params.config.wb_config = &asd->params.css_param.wb_config;
asd->params.config.ob_config = &asd->params.css_param.ob_config;
asd->params.config.de_config = &asd->params.css_param.de_config;
asd->params.config.dz_config = &asd->params.css_param.dz_config;
asd->params.config.ce_config = &asd->params.css_param.ce_config;
asd->params.config.dp_config = &asd->params.css_param.dp_config;
asd->params.config.nr_config = &asd->params.css_param.nr_config;
asd->params.config.ee_config = &asd->params.css_param.ee_config;
asd->params.config.tnr_config = &asd->params.css_param.tnr_config;
asd->params.css_update_params_needed = true;
return 0;
}
/*
* Function to configure color effect of the image
*/
int atomisp_color_effect(struct atomisp_sub_device *asd, int flag,
__s32 *effect)
{
struct ia_css_cc_config *cc_config = NULL;
struct ia_css_macc_table *macc_table = NULL;
struct ia_css_ctc_table *ctc_table = NULL;
int ret = 0;
struct v4l2_control control;
struct atomisp_device *isp = asd->isp;
if (flag == 0) {
*effect = asd->params.color_effect;
return 0;
}
control.id = V4L2_CID_COLORFX;
control.value = *effect;
ret =
v4l2_s_ctrl(NULL, isp->inputs[asd->input_curr].camera->ctrl_handler,
&control);
/*
* if set color effect to sensor successfully, return
* 0 directly.
*/
if (!ret) {
asd->params.color_effect = (u32)*effect;
return 0;
}
if (*effect == asd->params.color_effect)
return 0;
/*
* isp_subdev->params.macc_en should be set to false.
*/
asd->params.macc_en = false;
switch (*effect) {
case V4L2_COLORFX_NONE:
macc_table = &asd->params.css_param.macc_table;
asd->params.macc_en = true;
break;
case V4L2_COLORFX_SEPIA:
cc_config = &sepia_cc_config;
break;
case V4L2_COLORFX_NEGATIVE:
cc_config = &nega_cc_config;
break;
case V4L2_COLORFX_BW:
cc_config = &mono_cc_config;
break;
case V4L2_COLORFX_SKY_BLUE:
macc_table = &blue_macc_table;
asd->params.macc_en = true;
break;
case V4L2_COLORFX_GRASS_GREEN:
macc_table = &green_macc_table;
asd->params.macc_en = true;
break;
case V4L2_COLORFX_SKIN_WHITEN_LOW:
macc_table = &skin_low_macc_table;
asd->params.macc_en = true;
break;
case V4L2_COLORFX_SKIN_WHITEN:
macc_table = &skin_medium_macc_table;
asd->params.macc_en = true;
break;
case V4L2_COLORFX_SKIN_WHITEN_HIGH:
macc_table = &skin_high_macc_table;
asd->params.macc_en = true;
break;
case V4L2_COLORFX_VIVID:
ctc_table = &vivid_ctc_table;
break;
default:
return -EINVAL;
}
atomisp_update_capture_mode(asd);
if (cc_config)
asd->params.config.cc_config = cc_config;
if (macc_table)
asd->params.config.macc_table = macc_table;
if (ctc_table)
atomisp_css_set_ctc_table(asd, ctc_table);
asd->params.color_effect = (u32)*effect;
asd->params.css_update_params_needed = true;
return 0;
}
/*
* Function to configure bad pixel correction
*/
int atomisp_bad_pixel(struct atomisp_sub_device *asd, int flag,
__s32 *value)
{
if (flag == 0) {
*value = asd->params.bad_pixel_en;
return 0;
}
asd->params.bad_pixel_en = !!*value;
return 0;
}
/*
* Function to configure bad pixel correction params
*/
int atomisp_bad_pixel_param(struct atomisp_sub_device *asd, int flag,
struct atomisp_dp_config *config)
{
if (flag == 0) {
/* Get bad pixel from current setup */
if (atomisp_css_get_dp_config(asd, config))
return -EINVAL;
} else {
/* Set bad pixel to isp parameters */
memcpy(&asd->params.css_param.dp_config, config,
sizeof(asd->params.css_param.dp_config));
asd->params.config.dp_config = &asd->params.css_param.dp_config;
asd->params.css_update_params_needed = true;
}
return 0;
}
/*
* Function to enable/disable video image stablization
*/
int atomisp_video_stable(struct atomisp_sub_device *asd, int flag,
__s32 *value)
{
if (flag == 0)
*value = asd->params.video_dis_en;
else
asd->params.video_dis_en = !!*value;
return 0;
}
/*
* Function to configure fixed pattern noise
*/
int atomisp_fixed_pattern(struct atomisp_sub_device *asd, int flag,
__s32 *value)
{
if (flag == 0) {
*value = asd->params.fpn_en;
return 0;
}
if (*value == 0) {
asd->params.fpn_en = false;
return 0;
}
/* Add function to get black from sensor with shutter off */
return 0;
}
static unsigned int
atomisp_bytesperline_to_padded_width(unsigned int bytesperline,
enum ia_css_frame_format format)
{
switch (format) {
case IA_CSS_FRAME_FORMAT_UYVY:
case IA_CSS_FRAME_FORMAT_YUYV:
case IA_CSS_FRAME_FORMAT_RAW:
case IA_CSS_FRAME_FORMAT_RGB565:
return bytesperline / 2;
case IA_CSS_FRAME_FORMAT_RGBA888:
return bytesperline / 4;
/* The following cases could be removed, but we leave them
in to document the formats that are included. */
case IA_CSS_FRAME_FORMAT_NV11:
case IA_CSS_FRAME_FORMAT_NV12:
case IA_CSS_FRAME_FORMAT_NV16:
case IA_CSS_FRAME_FORMAT_NV21:
case IA_CSS_FRAME_FORMAT_NV61:
case IA_CSS_FRAME_FORMAT_YV12:
case IA_CSS_FRAME_FORMAT_YV16:
case IA_CSS_FRAME_FORMAT_YUV420:
case IA_CSS_FRAME_FORMAT_YUV420_16:
case IA_CSS_FRAME_FORMAT_YUV422:
case IA_CSS_FRAME_FORMAT_YUV422_16:
case IA_CSS_FRAME_FORMAT_YUV444:
case IA_CSS_FRAME_FORMAT_YUV_LINE:
case IA_CSS_FRAME_FORMAT_PLANAR_RGB888:
case IA_CSS_FRAME_FORMAT_QPLANE6:
case IA_CSS_FRAME_FORMAT_BINARY_8:
default:
return bytesperline;
}
}
static int
atomisp_v4l2_framebuffer_to_css_frame(const struct v4l2_framebuffer *arg,
struct ia_css_frame **result)
{
struct ia_css_frame *res = NULL;
unsigned int padded_width;
enum ia_css_frame_format sh_format;
char *tmp_buf = NULL;
int ret = 0;
sh_format = v4l2_fmt_to_sh_fmt(arg->fmt.pixelformat);
padded_width = atomisp_bytesperline_to_padded_width(
arg->fmt.bytesperline, sh_format);
/* Note: the padded width on an ia_css_frame is in elements, not in
bytes. The RAW frame we use here should always be a 16bit RAW
frame. This is why we bytesperline/2 is equal to the padded with */
if (ia_css_frame_allocate(&res, arg->fmt.width, arg->fmt.height,
sh_format, padded_width, 0)) {
ret = -ENOMEM;
goto err;
}
tmp_buf = vmalloc(arg->fmt.sizeimage);
if (!tmp_buf) {
ret = -ENOMEM;
goto err;
}
if (copy_from_user(tmp_buf, (void __user __force *)arg->base,
arg->fmt.sizeimage)) {
ret = -EFAULT;
goto err;
}
if (hmm_store(res->data, tmp_buf, arg->fmt.sizeimage)) {
ret = -EINVAL;
goto err;
}
err:
if (ret && res)
ia_css_frame_free(res);
vfree(tmp_buf);
if (ret == 0)
*result = res;
return ret;
}
/*
* Function to configure fixed pattern noise table
*/
int atomisp_fixed_pattern_table(struct atomisp_sub_device *asd,
struct v4l2_framebuffer *arg)
{
struct ia_css_frame *raw_black_frame = NULL;
int ret;
if (!arg)
return -EINVAL;
ret = atomisp_v4l2_framebuffer_to_css_frame(arg, &raw_black_frame);
if (ret)
return ret;
if (sh_css_set_black_frame(asd->stream_env[ATOMISP_INPUT_STREAM_GENERAL].stream,
raw_black_frame) != 0)
return -ENOMEM;
ia_css_frame_free(raw_black_frame);
return ret;
}
/*
* Function to configure false color correction
*/
int atomisp_false_color(struct atomisp_sub_device *asd, int flag,
__s32 *value)
{
/* Get nr config from current setup */
if (flag == 0) {
*value = asd->params.false_color;
return 0;
}
/* Set nr config to isp parameters */
if (*value) {
asd->params.config.de_config = NULL;
} else {
asd->params.css_param.de_config.pixelnoise = 0;
asd->params.config.de_config = &asd->params.css_param.de_config;
}
asd->params.css_update_params_needed = true;
asd->params.false_color = *value;
return 0;
}
/*
* Function to configure bad pixel correction params
*/
int atomisp_false_color_param(struct atomisp_sub_device *asd, int flag,
struct atomisp_de_config *config)
{
if (flag == 0) {
/* Get false color from current setup */
if (atomisp_css_get_de_config(asd, config))
return -EINVAL;
} else {
/* Set false color to isp parameters */
memcpy(&asd->params.css_param.de_config, config,
sizeof(asd->params.css_param.de_config));
asd->params.config.de_config = &asd->params.css_param.de_config;
asd->params.css_update_params_needed = true;
}
return 0;
}
/*
* Function to configure white balance params
*/
int atomisp_white_balance_param(struct atomisp_sub_device *asd, int flag,
struct atomisp_wb_config *config)
{
if (flag == 0) {
/* Get white balance from current setup */
if (atomisp_css_get_wb_config(asd, config))
return -EINVAL;
} else {
/* Set white balance to isp parameters */
memcpy(&asd->params.css_param.wb_config, config,
sizeof(asd->params.css_param.wb_config));
asd->params.config.wb_config = &asd->params.css_param.wb_config;
asd->params.css_update_params_needed = true;
}
return 0;
}
int atomisp_3a_config_param(struct atomisp_sub_device *asd, int flag,
struct atomisp_3a_config *config)
{
struct atomisp_device *isp = asd->isp;
dev_dbg(isp->dev, ">%s %d\n", __func__, flag);
if (flag == 0) {
/* Get white balance from current setup */
if (atomisp_css_get_3a_config(asd, config))
return -EINVAL;
} else {
/* Set white balance to isp parameters */
memcpy(&asd->params.css_param.s3a_config, config,
sizeof(asd->params.css_param.s3a_config));
asd->params.config.s3a_config = &asd->params.css_param.s3a_config;
asd->params.css_update_params_needed = true;
}
dev_dbg(isp->dev, "<%s %d\n", __func__, flag);
return 0;
}
/*
* Function to setup digital zoom
*/
int atomisp_digital_zoom(struct atomisp_sub_device *asd, int flag,
__s32 *value)
{
u32 zoom;
struct atomisp_device *isp = asd->isp;
unsigned int max_zoom = MRFLD_MAX_ZOOM_FACTOR;
if (flag == 0) {
atomisp_css_get_zoom_factor(asd, &zoom);
*value = max_zoom - zoom;
} else {
if (*value < 0)
return -EINVAL;
zoom = max_zoom - min_t(u32, max_zoom - 1, *value);
atomisp_css_set_zoom_factor(asd, zoom);
dev_dbg(isp->dev, "%s, zoom: %d\n", __func__, zoom);
asd->params.css_update_params_needed = true;
}
return 0;
}
static void __atomisp_update_stream_env(struct atomisp_sub_device *asd,
u16 stream_index, struct atomisp_input_stream_info *stream_info)
{
int i;
/* assign virtual channel id return from sensor driver query */
asd->stream_env[stream_index].ch_id = stream_info->ch_id;
asd->stream_env[stream_index].isys_configs = stream_info->isys_configs;
for (i = 0; i < stream_info->isys_configs; i++) {
asd->stream_env[stream_index].isys_info[i].input_format =
stream_info->isys_info[i].input_format;
asd->stream_env[stream_index].isys_info[i].width =
stream_info->isys_info[i].width;
asd->stream_env[stream_index].isys_info[i].height =
stream_info->isys_info[i].height;
}
}
static void __atomisp_init_stream_info(u16 stream_index,
struct atomisp_input_stream_info *stream_info)
{
int i;
stream_info->enable = 1;
stream_info->stream = stream_index;
stream_info->ch_id = 0;
stream_info->isys_configs = 0;
for (i = 0; i < MAX_STREAMS_PER_CHANNEL; i++) {
stream_info->isys_info[i].input_format = 0;
stream_info->isys_info[i].width = 0;
stream_info->isys_info[i].height = 0;
}
}
static void atomisp_fill_pix_format(struct v4l2_pix_format *f,
u32 width, u32 height,
const struct atomisp_format_bridge *br_fmt)
{
u32 bytes;
f->width = width;
f->height = height;
f->pixelformat = br_fmt->pixelformat;
/* Adding padding to width for bytesperline calculation */
width = ia_css_frame_pad_width(width, br_fmt->sh_fmt);
bytes = BITS_TO_BYTES(br_fmt->depth * width);
if (br_fmt->planar)
f->bytesperline = width;
else
f->bytesperline = bytes;
f->sizeimage = PAGE_ALIGN(height * bytes);
if (f->field == V4L2_FIELD_ANY)
f->field = V4L2_FIELD_NONE;
/*
* FIXME: do we need to set this up differently, depending on the
* sensor or the pipeline?
*/
f->colorspace = V4L2_COLORSPACE_REC709;
f->ycbcr_enc = V4L2_YCBCR_ENC_709;
f->xfer_func = V4L2_XFER_FUNC_709;
}
/* Get sensor padding values for the non padded width x height resolution */
void atomisp_get_padding(struct atomisp_device *isp, u32 width, u32 height,
u32 *padding_w, u32 *padding_h)
{
struct atomisp_input_subdev *input = &isp->inputs[isp->asd.input_curr];
struct v4l2_rect native_rect = input->native_rect;
const struct atomisp_in_fmt_conv *fc = NULL;
u32 min_pad_w = ISP2400_MIN_PAD_W;
u32 min_pad_h = ISP2400_MIN_PAD_H;
struct v4l2_mbus_framefmt *sink;
if (!input->crop_support) {
*padding_w = pad_w;
*padding_h = pad_h;
return;
}
width = min(width, input->active_rect.width);
height = min(height, input->active_rect.height);
if (input->binning_support && width <= (input->active_rect.width / 2) &&
height <= (input->active_rect.height / 2)) {
native_rect.width /= 2;
native_rect.height /= 2;
}
*padding_w = min_t(u32, (native_rect.width - width) & ~1, pad_w);
*padding_h = min_t(u32, (native_rect.height - height) & ~1, pad_h);
/* The below minimum padding requirements are for BYT / ISP2400 only */
if (IS_ISP2401)
return;
sink = atomisp_subdev_get_ffmt(&isp->asd.subdev, NULL, V4L2_SUBDEV_FORMAT_ACTIVE,
ATOMISP_SUBDEV_PAD_SINK);
if (sink)
fc = atomisp_find_in_fmt_conv(sink->code);
if (!fc) {
dev_warn(isp->dev, "%s: Could not get sensor format\n", __func__);
goto apply_min_padding;
}
/*
* The ISP only supports GRBG for other bayer-orders additional padding
* is used so that the raw sensor data can be cropped to fix the order.
*/
if (fc->bayer_order == IA_CSS_BAYER_ORDER_RGGB ||
fc->bayer_order == IA_CSS_BAYER_ORDER_GBRG)
min_pad_w += 2;
if (fc->bayer_order == IA_CSS_BAYER_ORDER_BGGR ||
fc->bayer_order == IA_CSS_BAYER_ORDER_GBRG)
min_pad_h += 2;
apply_min_padding:
*padding_w = max_t(u32, *padding_w, min_pad_w);
*padding_h = max_t(u32, *padding_h, min_pad_h);
}
int atomisp_s_sensor_power(struct atomisp_device *isp, unsigned int input, bool on)
{
int ret;
if (isp->inputs[input].camera_on == on)
return 0;
ret = v4l2_subdev_call(isp->inputs[input].camera, core, s_power, on);
if (ret && ret != -ENOIOCTLCMD) {
dev_err(isp->dev, "Error setting sensor power %d: %d\n", on, ret);
return ret;
}
isp->inputs[input].camera_on = on;
return 0;
}
int atomisp_select_input(struct atomisp_device *isp, unsigned int input)
{
unsigned int input_orig = isp->asd.input_curr;
int ret;
/* Power on new sensor */
ret = atomisp_s_sensor_power(isp, input, 1);
if (ret)
return ret;
isp->asd.input_curr = input;
/* Power off previous sensor */
if (input != input_orig)
atomisp_s_sensor_power(isp, input_orig, 0);
atomisp_setup_input_links(isp);
return 0;
}
/*
* Ensure the CSI-receiver -> ISP link for input_curr is marked as enabled and
* the other CSI-receiver -> ISP links are disabled.
*/
void atomisp_setup_input_links(struct atomisp_device *isp)
{
struct media_link *link;
lockdep_assert_held(&isp->media_dev.graph_mutex);
for (int i = 0; i < ATOMISP_CAMERA_NR_PORTS; i++) {
link = media_entity_find_link(
&isp->csi2_port[i].subdev.entity.pads[CSI2_PAD_SOURCE],
&isp->asd.subdev.entity.pads[ATOMISP_SUBDEV_PAD_SINK]);
if (!link) {
dev_err(isp->dev, "Error cannot find CSI2-port[%d] -> ISP link\n", i);
continue; /* Should never happen */
}
/*
* Modify the flags directly, calling media_entity_setup_link()
* will end up calling atomisp_link_setup() which calls this
* function again leading to endless recursion.
*/
if (isp->sensor_subdevs[i] == isp->inputs[isp->asd.input_curr].camera)
link->flags |= MEDIA_LNK_FL_ENABLED;
else
link->flags &= ~MEDIA_LNK_FL_ENABLED;
link->reverse->flags = link->flags;
}
}
static int atomisp_set_sensor_crop_and_fmt(struct atomisp_device *isp,
struct v4l2_mbus_framefmt *ffmt,
int which)
{
struct atomisp_input_subdev *input = &isp->inputs[isp->asd.input_curr];
struct v4l2_subdev_selection sel = {
.which = which,
.target = V4L2_SEL_TGT_CROP,
.r.width = ffmt->width,
.r.height = ffmt->height,
};
struct v4l2_subdev_format format = {
.which = which,
.format = *ffmt,
};
struct v4l2_subdev_state *sd_state;
int ret = 0;
if (!input->camera)
return -EINVAL;
/*
* Some old sensor drivers already write the registers on set_fmt
* instead of on stream on, power on the sensor now (on newer
* sensor drivers the s_power op is a no-op).
*/
if (which == V4L2_SUBDEV_FORMAT_ACTIVE) {
ret = atomisp_s_sensor_power(isp, isp->asd.input_curr, 1);
if (ret)
return ret;
}
sd_state = (which == V4L2_SUBDEV_FORMAT_TRY) ? input->try_sd_state :
input->camera->active_state;
if (sd_state)
v4l2_subdev_lock_state(sd_state);
if (!input->crop_support)
goto set_fmt;
/* Cropping is done before binning, when binning double the crop rect */
if (input->binning_support && sel.r.width <= (input->native_rect.width / 2) &&
sel.r.height <= (input->native_rect.height / 2)) {
sel.r.width *= 2;
sel.r.height *= 2;
}
/* Clamp to avoid top/left calculations overflowing */
sel.r.width = min(sel.r.width, input->native_rect.width);
sel.r.height = min(sel.r.height, input->native_rect.height);
sel.r.left = ((input->native_rect.width - sel.r.width) / 2) & ~1;
sel.r.top = ((input->native_rect.height - sel.r.height) / 2) & ~1;
ret = v4l2_subdev_call(input->camera, pad, set_selection, sd_state, &sel);
if (ret)
dev_err(isp->dev, "Error setting crop to %ux%u @%ux%u: %d\n",
sel.r.width, sel.r.height, sel.r.left, sel.r.top, ret);
set_fmt:
if (ret == 0)
ret = v4l2_subdev_call(input->camera, pad, set_fmt, sd_state, &format);
if (sd_state)
v4l2_subdev_unlock_state(sd_state);
/* Propagate new fmt to CSI port */
if (which == V4L2_SUBDEV_FORMAT_ACTIVE) {
ret = v4l2_subdev_call(input->csi_port, pad, set_fmt, NULL, &format);
if (ret)
return ret;
}
*ffmt = format.format;
return ret;
}
/* This function looks up the closest available resolution. */
int atomisp_try_fmt(struct atomisp_device *isp, struct v4l2_pix_format *f,
const struct atomisp_format_bridge **fmt_ret,
const struct atomisp_format_bridge **snr_fmt_ret)
{
const struct atomisp_format_bridge *fmt, *snr_fmt;
struct atomisp_sub_device *asd = &isp->asd;
struct v4l2_mbus_framefmt ffmt = { };
u32 padding_w, padding_h;
int ret;
fmt = atomisp_get_format_bridge(f->pixelformat);
/* Currently, raw formats are broken!!! */
if (!fmt || fmt->sh_fmt == IA_CSS_FRAME_FORMAT_RAW) {
f->pixelformat = V4L2_PIX_FMT_YUV420;
fmt = atomisp_get_format_bridge(f->pixelformat);
if (!fmt)
return -EINVAL;
}
/* The preview pipeline does not support width > 1920 */
if (asd->run_mode->val == ATOMISP_RUN_MODE_PREVIEW)
f->width = min_t(u32, f->width, 1920);
/*
* atomisp_set_fmt() will set the sensor resolution to the requested
* resolution + padding. Add padding here and remove it again after
* the set_fmt call, like atomisp_set_fmt_to_snr() does.
*/
atomisp_get_padding(isp, f->width, f->height, &padding_w, &padding_h);
v4l2_fill_mbus_format(&ffmt, f, fmt->mbus_code);
ffmt.width += padding_w;
ffmt.height += padding_h;
dev_dbg(isp->dev, "try_mbus_fmt: try %ux%u\n", ffmt.width, ffmt.height);
ret = atomisp_set_sensor_crop_and_fmt(isp, &ffmt, V4L2_SUBDEV_FORMAT_TRY);
if (ret)
return ret;
dev_dbg(isp->dev, "try_mbus_fmt: got %ux%u\n", ffmt.width, ffmt.height);
snr_fmt = atomisp_get_format_bridge_from_mbus(ffmt.code);
if (!snr_fmt) {
dev_err(isp->dev, "unknown sensor format 0x%8.8x\n",
ffmt.code);
return -EINVAL;
}
f->width = ffmt.width - padding_w;
f->height = ffmt.height - padding_h;
/*
* If the format is jpeg or custom RAW, then the width and height will
* not satisfy the normal atomisp requirements and no need to check
* the below conditions. So just assign to what is being returned from
* the sensor driver.
*/
if (f->pixelformat == V4L2_PIX_FMT_JPEG ||
f->pixelformat == V4L2_PIX_FMT_CUSTOM_M10MO_RAW)
goto out_fill_pix_format;
/* app vs isp */
f->width = rounddown(clamp_t(u32, f->width, ATOM_ISP_MIN_WIDTH,
ATOM_ISP_MAX_WIDTH), ATOM_ISP_STEP_WIDTH);
f->height = rounddown(clamp_t(u32, f->height, ATOM_ISP_MIN_HEIGHT,
ATOM_ISP_MAX_HEIGHT), ATOM_ISP_STEP_HEIGHT);
out_fill_pix_format:
atomisp_fill_pix_format(f, f->width, f->height, fmt);
if (fmt_ret)
*fmt_ret = fmt;
if (snr_fmt_ret)
*snr_fmt_ret = snr_fmt;
return 0;
}
enum mipi_port_id atomisp_port_to_mipi_port(struct atomisp_device *isp,
enum atomisp_camera_port port)
{
switch (port) {
case ATOMISP_CAMERA_PORT_PRIMARY:
return MIPI_PORT0_ID;
case ATOMISP_CAMERA_PORT_SECONDARY:
return MIPI_PORT1_ID;
case ATOMISP_CAMERA_PORT_TERTIARY:
return MIPI_PORT2_ID;
default:
dev_err(isp->dev, "unsupported port: %d\n", port);
return MIPI_PORT0_ID;
}
}
static inline int atomisp_set_sensor_mipi_to_isp(
struct atomisp_sub_device *asd,
enum atomisp_input_stream_id stream_id,
struct camera_mipi_info *mipi_info)
{
struct v4l2_control ctrl;
struct atomisp_device *isp = asd->isp;
struct atomisp_input_subdev *input = &isp->inputs[asd->input_curr];
const struct atomisp_in_fmt_conv *fc;
int mipi_freq = 0;
unsigned int input_format, bayer_order;
enum atomisp_input_format metadata_format = ATOMISP_INPUT_FORMAT_EMBEDDED;
u32 mipi_port, metadata_width = 0, metadata_height = 0;
ctrl.id = V4L2_CID_LINK_FREQ;
if (v4l2_g_ctrl(input->camera->ctrl_handler, &ctrl) == 0)
mipi_freq = ctrl.value;
if (asd->stream_env[stream_id].isys_configs == 1) {
input_format =
asd->stream_env[stream_id].isys_info[0].input_format;
atomisp_css_isys_set_format(asd, stream_id,
input_format, IA_CSS_STREAM_DEFAULT_ISYS_STREAM_IDX);
} else if (asd->stream_env[stream_id].isys_configs == 2) {
atomisp_css_isys_two_stream_cfg_update_stream1(
asd, stream_id,
asd->stream_env[stream_id].isys_info[0].input_format,
asd->stream_env[stream_id].isys_info[0].width,
asd->stream_env[stream_id].isys_info[0].height);
atomisp_css_isys_two_stream_cfg_update_stream2(
asd, stream_id,
asd->stream_env[stream_id].isys_info[1].input_format,
asd->stream_env[stream_id].isys_info[1].width,
asd->stream_env[stream_id].isys_info[1].height);
}
/* Compatibility for sensors which provide no media bus code
* in s_mbus_framefmt() nor support pad formats. */
if (mipi_info && mipi_info->input_format != -1) {
bayer_order = mipi_info->raw_bayer_order;
/* Input stream config is still needs configured */
/* TODO: Check if this is necessary */
fc = atomisp_find_in_fmt_conv_by_atomisp_in_fmt(
mipi_info->input_format);
if (!fc)
return -EINVAL;
input_format = fc->atomisp_in_fmt;
metadata_format = mipi_info->metadata_format;
metadata_width = mipi_info->metadata_width;
metadata_height = mipi_info->metadata_height;
} else {
struct v4l2_mbus_framefmt *sink;
sink = atomisp_subdev_get_ffmt(&asd->subdev, NULL,
V4L2_SUBDEV_FORMAT_ACTIVE,
ATOMISP_SUBDEV_PAD_SINK);
fc = atomisp_find_in_fmt_conv(sink->code);
if (!fc)
return -EINVAL;
input_format = fc->atomisp_in_fmt;
bayer_order = fc->bayer_order;
}
atomisp_css_input_set_format(asd, stream_id, input_format);
atomisp_css_input_set_bayer_order(asd, stream_id, bayer_order);
fc = atomisp_find_in_fmt_conv_by_atomisp_in_fmt(metadata_format);
if (!fc)
return -EINVAL;
input_format = fc->atomisp_in_fmt;
mipi_port = atomisp_port_to_mipi_port(isp, input->port);
atomisp_css_input_configure_port(asd, mipi_port,
isp->sensor_lanes[mipi_port],
0xffff4, mipi_freq,
input_format,
metadata_width, metadata_height);
return 0;
}
static int configure_pp_input_nop(struct atomisp_sub_device *asd,
unsigned int width, unsigned int height)
{
return 0;
}
static int configure_output_nop(struct atomisp_sub_device *asd,
unsigned int width, unsigned int height,
unsigned int min_width,
enum ia_css_frame_format sh_fmt)
{
return 0;
}
static int get_frame_info_nop(struct atomisp_sub_device *asd,
struct ia_css_frame_info *finfo)
{
return 0;
}
/*
* Resets CSS parameters that depend on input resolution.
*
* Update params like CSS RAW binning, 2ppc mode and pp_input
* which depend on input size, but are not automatically
* handled in CSS when the input resolution is changed.
*/
static int css_input_resolution_changed(struct atomisp_sub_device *asd,
struct v4l2_mbus_framefmt *ffmt)
{
struct atomisp_metadata_buf *md_buf = NULL, *_md_buf;
unsigned int i;
dev_dbg(asd->isp->dev, "css_input_resolution_changed to %ux%u\n",
ffmt->width, ffmt->height);
if (IS_ISP2401)
atomisp_css_input_set_two_pixels_per_clock(asd, false);
else
atomisp_css_input_set_two_pixels_per_clock(asd, true);
/*
* If sensor input changed, which means metadata resolution changed
* together. Release all metadata buffers here to let it re-allocated
* next time in reqbufs.
*/
for (i = 0; i < ATOMISP_METADATA_TYPE_NUM; i++) {
list_for_each_entry_safe(md_buf, _md_buf, &asd->metadata[i],
list) {
atomisp_css_free_metadata_buffer(md_buf);
list_del(&md_buf->list);
kfree(md_buf);
}
}
return 0;
/*
* TODO: atomisp_css_preview_configure_pp_input() not
* reset due to CSS bug tracked as PSI BZ 115124
*/
}
static int atomisp_set_fmt_to_isp(struct video_device *vdev,
struct ia_css_frame_info *output_info,
const struct v4l2_pix_format *pix)
{
struct camera_mipi_info *mipi_info;
struct atomisp_device *isp = video_get_drvdata(vdev);
struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd;
struct atomisp_input_subdev *input = &isp->inputs[asd->input_curr];
const struct atomisp_format_bridge *format;
struct v4l2_rect *isp_sink_crop;
enum ia_css_pipe_id pipe_id;
int (*configure_output)(struct atomisp_sub_device *asd,
unsigned int width, unsigned int height,
unsigned int min_width,
enum ia_css_frame_format sh_fmt) =
configure_output_nop;
int (*get_frame_info)(struct atomisp_sub_device *asd,
struct ia_css_frame_info *finfo) =
get_frame_info_nop;
int (*configure_pp_input)(struct atomisp_sub_device *asd,
unsigned int width, unsigned int height) =
configure_pp_input_nop;
const struct atomisp_in_fmt_conv *fc = NULL;
int ret, i;
isp_sink_crop = atomisp_subdev_get_rect(
&asd->subdev, NULL, V4L2_SUBDEV_FORMAT_ACTIVE,
ATOMISP_SUBDEV_PAD_SINK, V4L2_SEL_TGT_CROP);
format = atomisp_get_format_bridge(pix->pixelformat);
if (!format)
return -EINVAL;
if (input->type != TEST_PATTERN) {
mipi_info = atomisp_to_sensor_mipi_info(input->camera);
if (atomisp_set_sensor_mipi_to_isp(asd, ATOMISP_INPUT_STREAM_GENERAL,
mipi_info))
return -EINVAL;
if (mipi_info)
fc = atomisp_find_in_fmt_conv_by_atomisp_in_fmt(mipi_info->input_format);
if (!fc)
fc = atomisp_find_in_fmt_conv(
atomisp_subdev_get_ffmt(&asd->subdev,
NULL, V4L2_SUBDEV_FORMAT_ACTIVE,
ATOMISP_SUBDEV_PAD_SINK)->code);
if (!fc)
return -EINVAL;
if (format->sh_fmt == IA_CSS_FRAME_FORMAT_RAW &&
raw_output_format_match_input(fc->atomisp_in_fmt,
pix->pixelformat))
return -EINVAL;
}
/*
* Configure viewfinder also when vfpp is disabled: the
* CSS still requires viewfinder configuration.
*/
{
u32 width, height;
if (pix->width < 640 || pix->height < 480) {
width = pix->width;
height = pix->height;
} else {
width = 640;
height = 480;
}
if (asd->run_mode->val == ATOMISP_RUN_MODE_VIDEO ||
asd->vfpp->val == ATOMISP_VFPP_DISABLE_SCALER) {
atomisp_css_video_configure_viewfinder(asd, width, height, 0,
IA_CSS_FRAME_FORMAT_NV12);
} else if (asd->run_mode->val == ATOMISP_RUN_MODE_STILL_CAPTURE ||
asd->vfpp->val == ATOMISP_VFPP_DISABLE_LOWLAT) {
atomisp_css_capture_configure_viewfinder(asd, width, height, 0,
IA_CSS_FRAME_FORMAT_NV12);
}
}
atomisp_css_input_set_mode(asd, IA_CSS_INPUT_MODE_BUFFERED_SENSOR);
for (i = 0; i < IA_CSS_PIPE_ID_NUM; i++)
asd->stream_env[ATOMISP_INPUT_STREAM_GENERAL].pipe_extra_configs[i].disable_vf_pp = asd->vfpp->val != ATOMISP_VFPP_ENABLE;
/* ISP2401 new input system need to use copy pipe */
if (asd->copy_mode) {
pipe_id = IA_CSS_PIPE_ID_COPY;
atomisp_css_capture_enable_online(asd, ATOMISP_INPUT_STREAM_GENERAL, false);
} else if (asd->vfpp->val == ATOMISP_VFPP_DISABLE_SCALER) {
/* video same in continuouscapture and online modes */
configure_output = atomisp_css_video_configure_output;
get_frame_info = atomisp_css_video_get_output_frame_info;
pipe_id = IA_CSS_PIPE_ID_VIDEO;
} else if (asd->run_mode->val == ATOMISP_RUN_MODE_VIDEO) {
configure_output = atomisp_css_video_configure_output;
get_frame_info = atomisp_css_video_get_output_frame_info;
pipe_id = IA_CSS_PIPE_ID_VIDEO;
} else if (asd->run_mode->val == ATOMISP_RUN_MODE_PREVIEW) {
configure_output = atomisp_css_preview_configure_output;
get_frame_info = atomisp_css_preview_get_output_frame_info;
configure_pp_input = atomisp_css_preview_configure_pp_input;
pipe_id = IA_CSS_PIPE_ID_PREVIEW;
} else {
if (format->sh_fmt == IA_CSS_FRAME_FORMAT_RAW) {
atomisp_css_capture_set_mode(asd, IA_CSS_CAPTURE_MODE_RAW);
atomisp_css_enable_dz(asd, false);
} else {
atomisp_update_capture_mode(asd);
}
/* in case of ANR, force capture pipe to offline mode */
atomisp_css_capture_enable_online(asd, ATOMISP_INPUT_STREAM_GENERAL,
!asd->params.low_light);
configure_output = atomisp_css_capture_configure_output;
get_frame_info = atomisp_css_capture_get_output_frame_info;
configure_pp_input = atomisp_css_capture_configure_pp_input;
pipe_id = IA_CSS_PIPE_ID_CAPTURE;
if (asd->run_mode->val != ATOMISP_RUN_MODE_STILL_CAPTURE) {
dev_err(isp->dev,
"Need to set the running mode first\n");
asd->run_mode->val = ATOMISP_RUN_MODE_STILL_CAPTURE;
}
}
if (asd->copy_mode)
ret = atomisp_css_copy_configure_output(asd, ATOMISP_INPUT_STREAM_GENERAL,
pix->width, pix->height,
format->planar ? pix->bytesperline :
pix->bytesperline * 8 / format->depth,
format->sh_fmt);
else
ret = configure_output(asd, pix->width, pix->height,
format->planar ? pix->bytesperline :
pix->bytesperline * 8 / format->depth,
format->sh_fmt);
if (ret) {
dev_err(isp->dev, "configure_output %ux%u, format %8.8x\n",
pix->width, pix->height, format->sh_fmt);
return -EINVAL;
}
ret = configure_pp_input(asd, isp_sink_crop->width, isp_sink_crop->height);
if (ret) {
dev_err(isp->dev, "configure_pp_input %ux%u\n",
isp_sink_crop->width,
isp_sink_crop->height);
return -EINVAL;
}
if (asd->copy_mode)
ret = atomisp_css_copy_get_output_frame_info(asd,
ATOMISP_INPUT_STREAM_GENERAL,
output_info);
else
ret = get_frame_info(asd, output_info);
if (ret) {
dev_err(isp->dev, "__get_frame_info %ux%u (padded to %u) returned %d\n",
pix->width, pix->height, pix->bytesperline, ret);
return ret;
}
atomisp_update_grid_info(asd, pipe_id);
return 0;
}
static void atomisp_get_dis_envelop(struct atomisp_sub_device *asd,
unsigned int width, unsigned int height,
unsigned int *dvs_env_w, unsigned int *dvs_env_h)
{
if (asd->params.video_dis_en &&
asd->run_mode->val == ATOMISP_RUN_MODE_VIDEO) {
/* envelope is 20% of the output resolution */
/*
* dvs envelope cannot be round up.
* it would cause ISP timeout and color switch issue
*/
*dvs_env_w = rounddown(width / 5, ATOM_ISP_STEP_WIDTH);
*dvs_env_h = rounddown(height / 5, ATOM_ISP_STEP_HEIGHT);
}
asd->params.dis_proj_data_valid = false;
asd->params.css_update_params_needed = true;
}
static void atomisp_check_copy_mode(struct atomisp_sub_device *asd,
const struct v4l2_pix_format *f)
{
struct v4l2_mbus_framefmt *sink, *src;
if (!IS_ISP2401) {
/* Only used for the new input system */
asd->copy_mode = false;
return;
}
sink = atomisp_subdev_get_ffmt(&asd->subdev, NULL,
V4L2_SUBDEV_FORMAT_ACTIVE, ATOMISP_SUBDEV_PAD_SINK);
src = atomisp_subdev_get_ffmt(&asd->subdev, NULL,
V4L2_SUBDEV_FORMAT_ACTIVE, ATOMISP_SUBDEV_PAD_SOURCE);
if (sink->code == src->code && sink->width == f->width && sink->height == f->height)
asd->copy_mode = true;
else
asd->copy_mode = false;
dev_dbg(asd->isp->dev, "copy_mode: %d\n", asd->copy_mode);
}
static int atomisp_set_fmt_to_snr(struct video_device *vdev, const struct v4l2_pix_format *f,
unsigned int dvs_env_w, unsigned int dvs_env_h)
{
struct atomisp_video_pipe *pipe = atomisp_to_video_pipe(vdev);
struct atomisp_sub_device *asd = pipe->asd;
struct atomisp_device *isp = asd->isp;
const struct atomisp_format_bridge *format;
struct v4l2_mbus_framefmt req_ffmt, ffmt = { };
struct atomisp_input_stream_info *stream_info =
(struct atomisp_input_stream_info *)&ffmt.reserved;
int ret;
format = atomisp_get_format_bridge(f->pixelformat);
if (!format)
return -EINVAL;
v4l2_fill_mbus_format(&ffmt, f, format->mbus_code);
ffmt.height += asd->sink_pad_padding_h + dvs_env_h;
ffmt.width += asd->sink_pad_padding_w + dvs_env_w;
dev_dbg(isp->dev, "s_mbus_fmt: ask %ux%u (padding %ux%u, dvs %ux%u)\n",
ffmt.width, ffmt.height, asd->sink_pad_padding_w, asd->sink_pad_padding_h,
dvs_env_w, dvs_env_h);
__atomisp_init_stream_info(ATOMISP_INPUT_STREAM_GENERAL, stream_info);
req_ffmt = ffmt;
/* Disable dvs if resolution can't be supported by sensor */
if (asd->params.video_dis_en && asd->run_mode->val == ATOMISP_RUN_MODE_VIDEO) {
ret = atomisp_set_sensor_crop_and_fmt(isp, &ffmt, V4L2_SUBDEV_FORMAT_TRY);
if (ret)
return ret;
dev_dbg(isp->dev, "video dis: sensor width: %d, height: %d\n",
ffmt.width, ffmt.height);
if (ffmt.width < req_ffmt.width ||
ffmt.height < req_ffmt.height) {
req_ffmt.height -= dvs_env_h;
req_ffmt.width -= dvs_env_w;
ffmt = req_ffmt;
dev_warn(isp->dev,
"can not enable video dis due to sensor limitation.");
asd->params.video_dis_en = false;
}
}
ret = atomisp_set_sensor_crop_and_fmt(isp, &ffmt, V4L2_SUBDEV_FORMAT_ACTIVE);
if (ret)
return ret;
__atomisp_update_stream_env(asd, ATOMISP_INPUT_STREAM_GENERAL, stream_info);
dev_dbg(isp->dev, "sensor width: %d, height: %d\n",
ffmt.width, ffmt.height);
if (ffmt.width < ATOM_ISP_STEP_WIDTH ||
ffmt.height < ATOM_ISP_STEP_HEIGHT)
return -EINVAL;
if (asd->params.video_dis_en && asd->run_mode->val == ATOMISP_RUN_MODE_VIDEO &&
(ffmt.width < req_ffmt.width || ffmt.height < req_ffmt.height)) {
dev_warn(isp->dev,
"can not enable video dis due to sensor limitation.");
asd->params.video_dis_en = false;
}
atomisp_subdev_set_ffmt(&asd->subdev, NULL,
V4L2_SUBDEV_FORMAT_ACTIVE,
ATOMISP_SUBDEV_PAD_SINK, &ffmt);
return css_input_resolution_changed(asd, &ffmt);
}
int atomisp_set_fmt(struct video_device *vdev, struct v4l2_format *f)
{
struct atomisp_device *isp = video_get_drvdata(vdev);
struct atomisp_video_pipe *pipe = atomisp_to_video_pipe(vdev);
struct atomisp_sub_device *asd = pipe->asd;
const struct atomisp_format_bridge *format_bridge;
const struct atomisp_format_bridge *snr_format_bridge;
struct ia_css_frame_info output_info;
unsigned int dvs_env_w = 0, dvs_env_h = 0;
struct v4l2_mbus_framefmt isp_source_fmt = {0};
struct v4l2_rect isp_sink_crop;
int ret;
ret = atomisp_pipe_check(pipe, true);
if (ret)
return ret;
dev_dbg(isp->dev,
"setting resolution %ux%u bytesperline %u\n",
f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.bytesperline);
/* Ensure that the resolution is equal or below the maximum supported */
ret = atomisp_try_fmt(isp, &f->fmt.pix, &format_bridge, &snr_format_bridge);
if (ret)
return ret;
pipe->sh_fmt = format_bridge->sh_fmt;
pipe->pix.pixelformat = format_bridge->pixelformat;
atomisp_subdev_get_ffmt(&asd->subdev, NULL,
V4L2_SUBDEV_FORMAT_ACTIVE,
ATOMISP_SUBDEV_PAD_SINK)->code =
snr_format_bridge->mbus_code;
isp_source_fmt.code = format_bridge->mbus_code;
atomisp_subdev_set_ffmt(&asd->subdev, NULL,
V4L2_SUBDEV_FORMAT_ACTIVE,
ATOMISP_SUBDEV_PAD_SOURCE, &isp_source_fmt);
if (atomisp_subdev_format_conversion(asd)) {
atomisp_get_padding(isp, f->fmt.pix.width, f->fmt.pix.height,
&asd->sink_pad_padding_w, &asd->sink_pad_padding_h);
} else {
asd->sink_pad_padding_w = 0;
asd->sink_pad_padding_h = 0;
}
atomisp_get_dis_envelop(asd, f->fmt.pix.width, f->fmt.pix.height,
&dvs_env_w, &dvs_env_h);
ret = atomisp_set_fmt_to_snr(vdev, &f->fmt.pix, dvs_env_w, dvs_env_h);
if (ret) {
dev_warn(isp->dev,
"Set format to sensor failed with %d\n", ret);
return -EINVAL;
}
atomisp_csi_lane_config(isp);
atomisp_check_copy_mode(asd, &f->fmt.pix);
isp_sink_crop = *atomisp_subdev_get_rect(&asd->subdev, NULL,
V4L2_SUBDEV_FORMAT_ACTIVE,
ATOMISP_SUBDEV_PAD_SINK,
V4L2_SEL_TGT_CROP);
/* Try to enable YUV downscaling if ISP input is 10 % (either
* width or height) bigger than the desired result. */
if (!IS_MOFD ||
isp_sink_crop.width * 9 / 10 < f->fmt.pix.width ||
isp_sink_crop.height * 9 / 10 < f->fmt.pix.height ||
(atomisp_subdev_format_conversion(asd) &&
(asd->run_mode->val == ATOMISP_RUN_MODE_VIDEO ||
asd->vfpp->val == ATOMISP_VFPP_DISABLE_SCALER))) {
isp_sink_crop.width = f->fmt.pix.width;
isp_sink_crop.height = f->fmt.pix.height;
atomisp_subdev_set_selection(&asd->subdev, NULL,
V4L2_SUBDEV_FORMAT_ACTIVE,
ATOMISP_SUBDEV_PAD_SOURCE, V4L2_SEL_TGT_COMPOSE,
0, &isp_sink_crop);
} else {
struct v4l2_rect main_compose = {0};
main_compose.width = isp_sink_crop.width;
main_compose.height =
DIV_ROUND_UP(main_compose.width * f->fmt.pix.height,
f->fmt.pix.width);
if (main_compose.height > isp_sink_crop.height) {
main_compose.height = isp_sink_crop.height;
main_compose.width =
DIV_ROUND_UP(main_compose.height *
f->fmt.pix.width,
f->fmt.pix.height);
}
atomisp_subdev_set_selection(&asd->subdev, NULL,
V4L2_SUBDEV_FORMAT_ACTIVE,
ATOMISP_SUBDEV_PAD_SOURCE,
V4L2_SEL_TGT_COMPOSE, 0,
&main_compose);
}
ret = atomisp_set_fmt_to_isp(vdev, &output_info, &f->fmt.pix);
if (ret) {
dev_warn(isp->dev, "Can't set format on ISP. Error %d\n", ret);
return -EINVAL;
}
atomisp_fill_pix_format(&pipe->pix, f->fmt.pix.width, f->fmt.pix.height, format_bridge);
f->fmt.pix = pipe->pix;
f->fmt.pix.priv = PAGE_ALIGN(pipe->pix.width *
pipe->pix.height * 2);
dev_dbg(isp->dev, "%s: %dx%d, image size: %d, %d bytes per line\n",
__func__,
f->fmt.pix.width, f->fmt.pix.height,
f->fmt.pix.sizeimage, f->fmt.pix.bytesperline);
return 0;
}
int atomisp_set_shading_table(struct atomisp_sub_device *asd,
struct atomisp_shading_table *user_shading_table)
{
struct ia_css_shading_table *shading_table;
struct ia_css_shading_table *free_table;
unsigned int len_table;
int i;
int ret = 0;
if (!user_shading_table)
return -EINVAL;
if (!user_shading_table->enable) {
asd->params.config.shading_table = NULL;
asd->params.sc_en = false;
return 0;
}
/* If enabling, all tables must be set */
for (i = 0; i < ATOMISP_NUM_SC_COLORS; i++) {
if (!user_shading_table->data[i])
return -EINVAL;
}
/* Shading table size per color */
if (user_shading_table->width > SH_CSS_MAX_SCTBL_WIDTH_PER_COLOR ||
user_shading_table->height > SH_CSS_MAX_SCTBL_HEIGHT_PER_COLOR)
return -EINVAL;
shading_table = atomisp_css_shading_table_alloc(
user_shading_table->width, user_shading_table->height);
if (!shading_table)
return -ENOMEM;
len_table = user_shading_table->width * user_shading_table->height *
ATOMISP_SC_TYPE_SIZE;
for (i = 0; i < ATOMISP_NUM_SC_COLORS; i++) {
ret = copy_from_user(shading_table->data[i],
(void __user *)user_shading_table->data[i],
len_table);
if (ret) {
free_table = shading_table;
ret = -EFAULT;
goto out;
}
}
shading_table->sensor_width = user_shading_table->sensor_width;
shading_table->sensor_height = user_shading_table->sensor_height;
shading_table->fraction_bits = user_shading_table->fraction_bits;
free_table = asd->params.css_param.shading_table;
asd->params.css_param.shading_table = shading_table;
asd->params.config.shading_table = shading_table;
asd->params.sc_en = true;
out:
if (free_table)
atomisp_css_shading_table_free(free_table);
return ret;
}
int atomisp_flash_enable(struct atomisp_sub_device *asd, int num_frames)
{
struct atomisp_device *isp = asd->isp;
if (num_frames < 0) {
dev_dbg(isp->dev, "%s ERROR: num_frames: %d\n", __func__,
num_frames);
return -EINVAL;
}
/* a requested flash is still in progress. */
if (num_frames && asd->params.flash_state != ATOMISP_FLASH_IDLE) {
dev_dbg(isp->dev, "%s flash busy: %d frames left: %d\n",
__func__, asd->params.flash_state,
asd->params.num_flash_frames);
return -EBUSY;
}
asd->params.num_flash_frames = num_frames;
asd->params.flash_state = ATOMISP_FLASH_REQUESTED;
return 0;
}
static int __checking_exp_id(struct atomisp_sub_device *asd, int exp_id)
{
struct atomisp_device *isp = asd->isp;
if (!asd->enable_raw_buffer_lock->val) {
dev_warn(isp->dev, "%s Raw Buffer Lock is disable.\n", __func__);
return -EINVAL;
}
if (!asd->streaming) {
dev_err(isp->dev, "%s streaming %d invalid exp_id %d.\n",
__func__, exp_id, asd->streaming);
return -EINVAL;
}
if ((exp_id > ATOMISP_MAX_EXP_ID) || (exp_id <= 0)) {
dev_err(isp->dev, "%s exp_id %d invalid.\n", __func__, exp_id);
return -EINVAL;
}
return 0;
}
void atomisp_init_raw_buffer_bitmap(struct atomisp_sub_device *asd)
{
unsigned long flags;
spin_lock_irqsave(&asd->raw_buffer_bitmap_lock, flags);
memset(asd->raw_buffer_bitmap, 0, sizeof(asd->raw_buffer_bitmap));
asd->raw_buffer_locked_count = 0;
spin_unlock_irqrestore(&asd->raw_buffer_bitmap_lock, flags);
}
static int __is_raw_buffer_locked(struct atomisp_sub_device *asd, int exp_id)
{
int *bitmap, bit;
unsigned long flags;
int ret;
if (__checking_exp_id(asd, exp_id))
return -EINVAL;
bitmap = asd->raw_buffer_bitmap + exp_id / 32;
bit = exp_id % 32;
spin_lock_irqsave(&asd->raw_buffer_bitmap_lock, flags);
ret = ((*bitmap) & (1 << bit));
spin_unlock_irqrestore(&asd->raw_buffer_bitmap_lock, flags);
return !ret;
}
static int __clear_raw_buffer_bitmap(struct atomisp_sub_device *asd, int exp_id)
{
int *bitmap, bit;
unsigned long flags;
if (__is_raw_buffer_locked(asd, exp_id))
return -EINVAL;
bitmap = asd->raw_buffer_bitmap + exp_id / 32;
bit = exp_id % 32;
spin_lock_irqsave(&asd->raw_buffer_bitmap_lock, flags);
(*bitmap) &= ~(1 << bit);
asd->raw_buffer_locked_count--;
spin_unlock_irqrestore(&asd->raw_buffer_bitmap_lock, flags);
dev_dbg(asd->isp->dev, "%s: exp_id %d, raw_buffer_locked_count %d\n",
__func__, exp_id, asd->raw_buffer_locked_count);
return 0;
}
int atomisp_exp_id_capture(struct atomisp_sub_device *asd, int *exp_id)
{
struct atomisp_device *isp = asd->isp;
int value = *exp_id;
int ret;
lockdep_assert_held(&isp->mutex);
ret = __is_raw_buffer_locked(asd, value);
if (ret) {
dev_err(isp->dev, "%s exp_id %d invalid %d.\n", __func__, value, ret);
return -EINVAL;
}
dev_dbg(isp->dev, "%s exp_id %d\n", __func__, value);
ret = atomisp_css_exp_id_capture(asd, value);
if (ret) {
dev_err(isp->dev, "%s exp_id %d failed.\n", __func__, value);
return -EIO;
}
return 0;
}
int atomisp_exp_id_unlock(struct atomisp_sub_device *asd, int *exp_id)
{
struct atomisp_device *isp = asd->isp;
int value = *exp_id;
int ret;
lockdep_assert_held(&isp->mutex);
ret = __clear_raw_buffer_bitmap(asd, value);
if (ret) {
dev_err(isp->dev, "%s exp_id %d invalid %d.\n", __func__, value, ret);
return -EINVAL;
}
dev_dbg(isp->dev, "%s exp_id %d\n", __func__, value);
ret = atomisp_css_exp_id_unlock(asd, value);
if (ret)
dev_err(isp->dev, "%s exp_id %d failed, err %d.\n",
__func__, value, ret);
return ret;
}
int atomisp_enable_dz_capt_pipe(struct atomisp_sub_device *asd,
unsigned int *enable)
{
bool value;
if (!enable)
return -EINVAL;
value = *enable > 0;
atomisp_en_dz_capt_pipe(asd, value);
return 0;
}
int atomisp_inject_a_fake_event(struct atomisp_sub_device *asd, int *event)
{
if (!event || !asd->streaming)
return -EINVAL;
lockdep_assert_held(&asd->isp->mutex);
dev_dbg(asd->isp->dev, "%s: trying to inject a fake event 0x%x\n",
__func__, *event);
switch (*event) {
case V4L2_EVENT_FRAME_SYNC:
atomisp_sof_event(asd);
break;
case V4L2_EVENT_FRAME_END:
atomisp_eof_event(asd, 0);
break;
case V4L2_EVENT_ATOMISP_3A_STATS_READY:
atomisp_3a_stats_ready_event(asd, 0);
break;
case V4L2_EVENT_ATOMISP_METADATA_READY:
atomisp_metadata_ready_event(asd, 0);
break;
default:
return -EINVAL;
}
return 0;
}
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