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path: root/drivers/media/pci/intel/ipu3
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-rw-r--r--drivers/media/pci/intel/ipu3/Kconfig1
-rw-r--r--drivers/media/pci/intel/ipu3/Makefile3
-rw-r--r--drivers/media/pci/intel/ipu3/cio2-bridge.c494
-rw-r--r--drivers/media/pci/intel/ipu3/cio2-bridge.h146
-rw-r--r--drivers/media/pci/intel/ipu3/ipu3-cio2.c (renamed from drivers/media/pci/intel/ipu3/ipu3-cio2-main.c)26
-rw-r--r--drivers/media/pci/intel/ipu3/ipu3-cio2.h6
6 files changed, 18 insertions, 658 deletions
diff --git a/drivers/media/pci/intel/ipu3/Kconfig b/drivers/media/pci/intel/ipu3/Kconfig
index 65b0c1598fbf..0951545eab21 100644
--- a/drivers/media/pci/intel/ipu3/Kconfig
+++ b/drivers/media/pci/intel/ipu3/Kconfig
@@ -8,6 +8,7 @@ config VIDEO_IPU3_CIO2
select VIDEO_V4L2_SUBDEV_API
select V4L2_FWNODE
select VIDEOBUF2_DMA_SG
+ select IPU_BRIDGE if CIO2_BRIDGE
help
This is the Intel IPU3 CIO2 CSI-2 receiver unit, found in Intel
diff --git a/drivers/media/pci/intel/ipu3/Makefile b/drivers/media/pci/intel/ipu3/Makefile
index 933777e6ea8a..98ddd5beafe0 100644
--- a/drivers/media/pci/intel/ipu3/Makefile
+++ b/drivers/media/pci/intel/ipu3/Makefile
@@ -1,5 +1,2 @@
# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_VIDEO_IPU3_CIO2) += ipu3-cio2.o
-
-ipu3-cio2-y += ipu3-cio2-main.o
-ipu3-cio2-$(CONFIG_CIO2_BRIDGE) += cio2-bridge.o
diff --git a/drivers/media/pci/intel/ipu3/cio2-bridge.c b/drivers/media/pci/intel/ipu3/cio2-bridge.c
deleted file mode 100644
index 3c2accfe5455..000000000000
--- a/drivers/media/pci/intel/ipu3/cio2-bridge.c
+++ /dev/null
@@ -1,494 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/* Author: Dan Scally <djrscally@gmail.com> */
-
-#include <linux/acpi.h>
-#include <linux/device.h>
-#include <linux/i2c.h>
-#include <linux/pci.h>
-#include <linux/property.h>
-#include <media/v4l2-fwnode.h>
-
-#include "cio2-bridge.h"
-
-/*
- * Extend this array with ACPI Hardware IDs of devices known to be working
- * plus the number of link-frequencies expected by their drivers, along with
- * the frequency values in hertz. This is somewhat opportunistic way of adding
- * support for this for now in the hopes of a better source for the information
- * (possibly some encoded value in the SSDB buffer that we're unaware of)
- * becoming apparent in the future.
- *
- * Do not add an entry for a sensor that is not actually supported.
- */
-static const struct cio2_sensor_config cio2_supported_sensors[] = {
- /* Omnivision OV5693 */
- CIO2_SENSOR_CONFIG("INT33BE", 1, 419200000),
- /* Omnivision OV8865 */
- CIO2_SENSOR_CONFIG("INT347A", 1, 360000000),
- /* Omnivision OV7251 */
- CIO2_SENSOR_CONFIG("INT347E", 1, 319200000),
- /* Omnivision OV2680 */
- CIO2_SENSOR_CONFIG("OVTI2680", 0),
- /* Omnivision ov8856 */
- CIO2_SENSOR_CONFIG("OVTI8856", 3, 180000000, 360000000, 720000000),
- /* Omnivision ov2740 */
- CIO2_SENSOR_CONFIG("INT3474", 1, 360000000),
- /* Hynix hi556 */
- CIO2_SENSOR_CONFIG("INT3537", 1, 437000000),
- /* Omnivision ov13b10 */
- CIO2_SENSOR_CONFIG("OVTIDB10", 1, 560000000),
-};
-
-static const struct cio2_property_names prop_names = {
- .clock_frequency = "clock-frequency",
- .rotation = "rotation",
- .orientation = "orientation",
- .bus_type = "bus-type",
- .data_lanes = "data-lanes",
- .remote_endpoint = "remote-endpoint",
- .link_frequencies = "link-frequencies",
-};
-
-static const char * const cio2_vcm_types[] = {
- "ad5823",
- "dw9714",
- "ad5816",
- "dw9719",
- "dw9718",
- "dw9806b",
- "wv517s",
- "lc898122xa",
- "lc898212axb",
-};
-
-static int cio2_bridge_read_acpi_buffer(struct acpi_device *adev, char *id,
- void *data, u32 size)
-{
- struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
- union acpi_object *obj;
- acpi_status status;
- int ret = 0;
-
- status = acpi_evaluate_object(adev->handle, id, NULL, &buffer);
- if (ACPI_FAILURE(status))
- return -ENODEV;
-
- obj = buffer.pointer;
- if (!obj) {
- dev_err(&adev->dev, "Couldn't locate ACPI buffer\n");
- return -ENODEV;
- }
-
- if (obj->type != ACPI_TYPE_BUFFER) {
- dev_err(&adev->dev, "Not an ACPI buffer\n");
- ret = -ENODEV;
- goto out_free_buff;
- }
-
- if (obj->buffer.length > size) {
- dev_err(&adev->dev, "Given buffer is too small\n");
- ret = -EINVAL;
- goto out_free_buff;
- }
-
- memcpy(data, obj->buffer.pointer, obj->buffer.length);
-
-out_free_buff:
- kfree(buffer.pointer);
- return ret;
-}
-
-static u32 cio2_bridge_parse_rotation(struct cio2_sensor *sensor)
-{
- switch (sensor->ssdb.degree) {
- case CIO2_SENSOR_ROTATION_NORMAL:
- return 0;
- case CIO2_SENSOR_ROTATION_INVERTED:
- return 180;
- default:
- dev_warn(&sensor->adev->dev,
- "Unknown rotation %d. Assume 0 degree rotation\n",
- sensor->ssdb.degree);
- return 0;
- }
-}
-
-static enum v4l2_fwnode_orientation cio2_bridge_parse_orientation(struct cio2_sensor *sensor)
-{
- switch (sensor->pld->panel) {
- case ACPI_PLD_PANEL_FRONT:
- return V4L2_FWNODE_ORIENTATION_FRONT;
- case ACPI_PLD_PANEL_BACK:
- return V4L2_FWNODE_ORIENTATION_BACK;
- case ACPI_PLD_PANEL_TOP:
- case ACPI_PLD_PANEL_LEFT:
- case ACPI_PLD_PANEL_RIGHT:
- case ACPI_PLD_PANEL_UNKNOWN:
- return V4L2_FWNODE_ORIENTATION_EXTERNAL;
- default:
- dev_warn(&sensor->adev->dev, "Unknown _PLD panel value %d\n",
- sensor->pld->panel);
- return V4L2_FWNODE_ORIENTATION_EXTERNAL;
- }
-}
-
-static void cio2_bridge_create_fwnode_properties(
- struct cio2_sensor *sensor,
- struct cio2_bridge *bridge,
- const struct cio2_sensor_config *cfg)
-{
- u32 rotation;
- enum v4l2_fwnode_orientation orientation;
-
- rotation = cio2_bridge_parse_rotation(sensor);
- orientation = cio2_bridge_parse_orientation(sensor);
-
- sensor->prop_names = prop_names;
-
- sensor->local_ref[0] = SOFTWARE_NODE_REFERENCE(&sensor->swnodes[SWNODE_CIO2_ENDPOINT]);
- sensor->remote_ref[0] = SOFTWARE_NODE_REFERENCE(&sensor->swnodes[SWNODE_SENSOR_ENDPOINT]);
-
- sensor->dev_properties[0] = PROPERTY_ENTRY_U32(
- sensor->prop_names.clock_frequency,
- sensor->ssdb.mclkspeed);
- sensor->dev_properties[1] = PROPERTY_ENTRY_U32(
- sensor->prop_names.rotation,
- rotation);
- sensor->dev_properties[2] = PROPERTY_ENTRY_U32(
- sensor->prop_names.orientation,
- orientation);
- if (sensor->ssdb.vcmtype) {
- sensor->vcm_ref[0] =
- SOFTWARE_NODE_REFERENCE(&sensor->swnodes[SWNODE_VCM]);
- sensor->dev_properties[3] =
- PROPERTY_ENTRY_REF_ARRAY("lens-focus", sensor->vcm_ref);
- }
-
- sensor->ep_properties[0] = PROPERTY_ENTRY_U32(
- sensor->prop_names.bus_type,
- V4L2_FWNODE_BUS_TYPE_CSI2_DPHY);
- sensor->ep_properties[1] = PROPERTY_ENTRY_U32_ARRAY_LEN(
- sensor->prop_names.data_lanes,
- bridge->data_lanes,
- sensor->ssdb.lanes);
- sensor->ep_properties[2] = PROPERTY_ENTRY_REF_ARRAY(
- sensor->prop_names.remote_endpoint,
- sensor->local_ref);
-
- if (cfg->nr_link_freqs > 0)
- sensor->ep_properties[3] = PROPERTY_ENTRY_U64_ARRAY_LEN(
- sensor->prop_names.link_frequencies,
- cfg->link_freqs,
- cfg->nr_link_freqs);
-
- sensor->cio2_properties[0] = PROPERTY_ENTRY_U32_ARRAY_LEN(
- sensor->prop_names.data_lanes,
- bridge->data_lanes,
- sensor->ssdb.lanes);
- sensor->cio2_properties[1] = PROPERTY_ENTRY_REF_ARRAY(
- sensor->prop_names.remote_endpoint,
- sensor->remote_ref);
-}
-
-static void cio2_bridge_init_swnode_names(struct cio2_sensor *sensor)
-{
- snprintf(sensor->node_names.remote_port,
- sizeof(sensor->node_names.remote_port),
- SWNODE_GRAPH_PORT_NAME_FMT, sensor->ssdb.link);
- snprintf(sensor->node_names.port,
- sizeof(sensor->node_names.port),
- SWNODE_GRAPH_PORT_NAME_FMT, 0); /* Always port 0 */
- snprintf(sensor->node_names.endpoint,
- sizeof(sensor->node_names.endpoint),
- SWNODE_GRAPH_ENDPOINT_NAME_FMT, 0); /* And endpoint 0 */
-}
-
-static void cio2_bridge_init_swnode_group(struct cio2_sensor *sensor)
-{
- struct software_node *nodes = sensor->swnodes;
-
- sensor->group[SWNODE_SENSOR_HID] = &nodes[SWNODE_SENSOR_HID];
- sensor->group[SWNODE_SENSOR_PORT] = &nodes[SWNODE_SENSOR_PORT];
- sensor->group[SWNODE_SENSOR_ENDPOINT] = &nodes[SWNODE_SENSOR_ENDPOINT];
- sensor->group[SWNODE_CIO2_PORT] = &nodes[SWNODE_CIO2_PORT];
- sensor->group[SWNODE_CIO2_ENDPOINT] = &nodes[SWNODE_CIO2_ENDPOINT];
- if (sensor->ssdb.vcmtype)
- sensor->group[SWNODE_VCM] = &nodes[SWNODE_VCM];
-}
-
-static void cio2_bridge_create_connection_swnodes(struct cio2_bridge *bridge,
- struct cio2_sensor *sensor)
-{
- struct software_node *nodes = sensor->swnodes;
- char vcm_name[ACPI_ID_LEN + 4];
-
- cio2_bridge_init_swnode_names(sensor);
-
- nodes[SWNODE_SENSOR_HID] = NODE_SENSOR(sensor->name,
- sensor->dev_properties);
- nodes[SWNODE_SENSOR_PORT] = NODE_PORT(sensor->node_names.port,
- &nodes[SWNODE_SENSOR_HID]);
- nodes[SWNODE_SENSOR_ENDPOINT] = NODE_ENDPOINT(
- sensor->node_names.endpoint,
- &nodes[SWNODE_SENSOR_PORT],
- sensor->ep_properties);
- nodes[SWNODE_CIO2_PORT] = NODE_PORT(sensor->node_names.remote_port,
- &bridge->cio2_hid_node);
- nodes[SWNODE_CIO2_ENDPOINT] = NODE_ENDPOINT(
- sensor->node_names.endpoint,
- &nodes[SWNODE_CIO2_PORT],
- sensor->cio2_properties);
- if (sensor->ssdb.vcmtype) {
- /* append ssdb.link to distinguish VCM nodes with same HID */
- snprintf(vcm_name, sizeof(vcm_name), "%s-%u",
- cio2_vcm_types[sensor->ssdb.vcmtype - 1],
- sensor->ssdb.link);
- nodes[SWNODE_VCM] = NODE_VCM(vcm_name);
- }
-
- cio2_bridge_init_swnode_group(sensor);
-}
-
-static void cio2_bridge_instantiate_vcm_i2c_client(struct cio2_sensor *sensor)
-{
- struct i2c_board_info board_info = { };
- char name[16];
-
- if (!sensor->ssdb.vcmtype)
- return;
-
- snprintf(name, sizeof(name), "%s-VCM", acpi_dev_name(sensor->adev));
- board_info.dev_name = name;
- strscpy(board_info.type, cio2_vcm_types[sensor->ssdb.vcmtype - 1],
- ARRAY_SIZE(board_info.type));
- board_info.swnode = &sensor->swnodes[SWNODE_VCM];
-
- sensor->vcm_i2c_client =
- i2c_acpi_new_device_by_fwnode(acpi_fwnode_handle(sensor->adev),
- 1, &board_info);
- if (IS_ERR(sensor->vcm_i2c_client)) {
- dev_warn(&sensor->adev->dev, "Error instantiation VCM i2c-client: %ld\n",
- PTR_ERR(sensor->vcm_i2c_client));
- sensor->vcm_i2c_client = NULL;
- }
-}
-
-static void cio2_bridge_unregister_sensors(struct cio2_bridge *bridge)
-{
- struct cio2_sensor *sensor;
- unsigned int i;
-
- for (i = 0; i < bridge->n_sensors; i++) {
- sensor = &bridge->sensors[i];
- software_node_unregister_node_group(sensor->group);
- ACPI_FREE(sensor->pld);
- acpi_dev_put(sensor->adev);
- i2c_unregister_device(sensor->vcm_i2c_client);
- }
-}
-
-static int cio2_bridge_connect_sensor(const struct cio2_sensor_config *cfg,
- struct cio2_bridge *bridge,
- struct pci_dev *cio2)
-{
- struct fwnode_handle *fwnode, *primary;
- struct cio2_sensor *sensor;
- struct acpi_device *adev;
- acpi_status status;
- int ret;
-
- for_each_acpi_dev_match(adev, cfg->hid, NULL, -1) {
- if (!adev->status.enabled)
- continue;
-
- if (bridge->n_sensors >= CIO2_NUM_PORTS) {
- acpi_dev_put(adev);
- dev_err(&cio2->dev, "Exceeded available CIO2 ports\n");
- return -EINVAL;
- }
-
- sensor = &bridge->sensors[bridge->n_sensors];
-
- ret = cio2_bridge_read_acpi_buffer(adev, "SSDB",
- &sensor->ssdb,
- sizeof(sensor->ssdb));
- if (ret)
- goto err_put_adev;
-
- snprintf(sensor->name, sizeof(sensor->name), "%s-%u",
- cfg->hid, sensor->ssdb.link);
-
- if (sensor->ssdb.vcmtype > ARRAY_SIZE(cio2_vcm_types)) {
- dev_warn(&adev->dev, "Unknown VCM type %d\n",
- sensor->ssdb.vcmtype);
- sensor->ssdb.vcmtype = 0;
- }
-
- status = acpi_get_physical_device_location(adev->handle, &sensor->pld);
- if (ACPI_FAILURE(status)) {
- ret = -ENODEV;
- goto err_put_adev;
- }
-
- if (sensor->ssdb.lanes > CIO2_MAX_LANES) {
- dev_err(&adev->dev,
- "Number of lanes in SSDB is invalid\n");
- ret = -EINVAL;
- goto err_free_pld;
- }
-
- cio2_bridge_create_fwnode_properties(sensor, bridge, cfg);
- cio2_bridge_create_connection_swnodes(bridge, sensor);
-
- ret = software_node_register_node_group(sensor->group);
- if (ret)
- goto err_free_pld;
-
- fwnode = software_node_fwnode(&sensor->swnodes[
- SWNODE_SENSOR_HID]);
- if (!fwnode) {
- ret = -ENODEV;
- goto err_free_swnodes;
- }
-
- sensor->adev = acpi_dev_get(adev);
-
- primary = acpi_fwnode_handle(adev);
- primary->secondary = fwnode;
-
- cio2_bridge_instantiate_vcm_i2c_client(sensor);
-
- dev_info(&cio2->dev, "Found supported sensor %s\n",
- acpi_dev_name(adev));
-
- bridge->n_sensors++;
- }
-
- return 0;
-
-err_free_swnodes:
- software_node_unregister_node_group(sensor->group);
-err_free_pld:
- ACPI_FREE(sensor->pld);
-err_put_adev:
- acpi_dev_put(adev);
- return ret;
-}
-
-static int cio2_bridge_connect_sensors(struct cio2_bridge *bridge,
- struct pci_dev *cio2)
-{
- unsigned int i;
- int ret;
-
- for (i = 0; i < ARRAY_SIZE(cio2_supported_sensors); i++) {
- const struct cio2_sensor_config *cfg =
- &cio2_supported_sensors[i];
-
- ret = cio2_bridge_connect_sensor(cfg, bridge, cio2);
- if (ret)
- goto err_unregister_sensors;
- }
-
- return 0;
-
-err_unregister_sensors:
- cio2_bridge_unregister_sensors(bridge);
- return ret;
-}
-
-/*
- * The VCM cannot be probed until the PMIC is completely setup. We cannot rely
- * on -EPROBE_DEFER for this, since the consumer<->supplier relations between
- * the VCM and regulators/clks are not described in ACPI, instead they are
- * passed as board-data to the PMIC drivers. Since -PROBE_DEFER does not work
- * for the clks/regulators the VCM i2c-clients must not be instantiated until
- * the PMIC is fully setup.
- *
- * The sensor/VCM ACPI device has an ACPI _DEP on the PMIC, check this using the
- * acpi_dev_ready_for_enumeration() helper, like the i2c-core-acpi code does
- * for the sensors.
- */
-static int cio2_bridge_sensors_are_ready(void)
-{
- struct acpi_device *adev;
- bool ready = true;
- unsigned int i;
-
- for (i = 0; i < ARRAY_SIZE(cio2_supported_sensors); i++) {
- const struct cio2_sensor_config *cfg =
- &cio2_supported_sensors[i];
-
- for_each_acpi_dev_match(adev, cfg->hid, NULL, -1) {
- if (!adev->status.enabled)
- continue;
-
- if (!acpi_dev_ready_for_enumeration(adev))
- ready = false;
- }
- }
-
- return ready;
-}
-
-int cio2_bridge_init(struct pci_dev *cio2)
-{
- struct device *dev = &cio2->dev;
- struct fwnode_handle *fwnode;
- struct cio2_bridge *bridge;
- unsigned int i;
- int ret;
-
- if (!cio2_bridge_sensors_are_ready())
- return -EPROBE_DEFER;
-
- bridge = kzalloc(sizeof(*bridge), GFP_KERNEL);
- if (!bridge)
- return -ENOMEM;
-
- strscpy(bridge->cio2_node_name, CIO2_HID,
- sizeof(bridge->cio2_node_name));
- bridge->cio2_hid_node.name = bridge->cio2_node_name;
-
- ret = software_node_register(&bridge->cio2_hid_node);
- if (ret < 0) {
- dev_err(dev, "Failed to register the CIO2 HID node\n");
- goto err_free_bridge;
- }
-
- /*
- * Map the lane arrangement, which is fixed for the IPU3 (meaning we
- * only need one, rather than one per sensor). We include it as a
- * member of the struct cio2_bridge rather than a global variable so
- * that it survives if the module is unloaded along with the rest of
- * the struct.
- */
- for (i = 0; i < CIO2_MAX_LANES; i++)
- bridge->data_lanes[i] = i + 1;
-
- ret = cio2_bridge_connect_sensors(bridge, cio2);
- if (ret || bridge->n_sensors == 0)
- goto err_unregister_cio2;
-
- dev_info(dev, "Connected %d cameras\n", bridge->n_sensors);
-
- fwnode = software_node_fwnode(&bridge->cio2_hid_node);
- if (!fwnode) {
- dev_err(dev, "Error getting fwnode from cio2 software_node\n");
- ret = -ENODEV;
- goto err_unregister_sensors;
- }
-
- set_secondary_fwnode(dev, fwnode);
-
- return 0;
-
-err_unregister_sensors:
- cio2_bridge_unregister_sensors(bridge);
-err_unregister_cio2:
- software_node_unregister(&bridge->cio2_hid_node);
-err_free_bridge:
- kfree(bridge);
-
- return ret;
-}
diff --git a/drivers/media/pci/intel/ipu3/cio2-bridge.h b/drivers/media/pci/intel/ipu3/cio2-bridge.h
deleted file mode 100644
index b76ed8a641e2..000000000000
--- a/drivers/media/pci/intel/ipu3/cio2-bridge.h
+++ /dev/null
@@ -1,146 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/* Author: Dan Scally <djrscally@gmail.com> */
-#ifndef __CIO2_BRIDGE_H
-#define __CIO2_BRIDGE_H
-
-#include <linux/property.h>
-#include <linux/types.h>
-
-#include "ipu3-cio2.h"
-
-struct i2c_client;
-
-#define CIO2_HID "INT343E"
-#define CIO2_MAX_LANES 4
-#define MAX_NUM_LINK_FREQS 3
-
-/* Values are educated guesses as we don't have a spec */
-#define CIO2_SENSOR_ROTATION_NORMAL 0
-#define CIO2_SENSOR_ROTATION_INVERTED 1
-
-#define CIO2_SENSOR_CONFIG(_HID, _NR, ...) \
- (const struct cio2_sensor_config) { \
- .hid = _HID, \
- .nr_link_freqs = _NR, \
- .link_freqs = { __VA_ARGS__ } \
- }
-
-#define NODE_SENSOR(_HID, _PROPS) \
- (const struct software_node) { \
- .name = _HID, \
- .properties = _PROPS, \
- }
-
-#define NODE_PORT(_PORT, _SENSOR_NODE) \
- (const struct software_node) { \
- .name = _PORT, \
- .parent = _SENSOR_NODE, \
- }
-
-#define NODE_ENDPOINT(_EP, _PORT, _PROPS) \
- (const struct software_node) { \
- .name = _EP, \
- .parent = _PORT, \
- .properties = _PROPS, \
- }
-
-#define NODE_VCM(_TYPE) \
- (const struct software_node) { \
- .name = _TYPE, \
- }
-
-enum cio2_sensor_swnodes {
- SWNODE_SENSOR_HID,
- SWNODE_SENSOR_PORT,
- SWNODE_SENSOR_ENDPOINT,
- SWNODE_CIO2_PORT,
- SWNODE_CIO2_ENDPOINT,
- /* Must be last because it is optional / maybe empty */
- SWNODE_VCM,
- SWNODE_COUNT
-};
-
-/* Data representation as it is in ACPI SSDB buffer */
-struct cio2_sensor_ssdb {
- u8 version;
- u8 sku;
- u8 guid_csi2[16];
- u8 devfunction;
- u8 bus;
- u32 dphylinkenfuses;
- u32 clockdiv;
- u8 link;
- u8 lanes;
- u32 csiparams[10];
- u32 maxlanespeed;
- u8 sensorcalibfileidx;
- u8 sensorcalibfileidxInMBZ[3];
- u8 romtype;
- u8 vcmtype;
- u8 platforminfo;
- u8 platformsubinfo;
- u8 flash;
- u8 privacyled;
- u8 degree;
- u8 mipilinkdefined;
- u32 mclkspeed;
- u8 controllogicid;
- u8 reserved1[3];
- u8 mclkport;
- u8 reserved2[13];
-} __packed;
-
-struct cio2_property_names {
- char clock_frequency[16];
- char rotation[9];
- char orientation[12];
- char bus_type[9];
- char data_lanes[11];
- char remote_endpoint[16];
- char link_frequencies[17];
-};
-
-struct cio2_node_names {
- char port[7];
- char endpoint[11];
- char remote_port[7];
-};
-
-struct cio2_sensor_config {
- const char *hid;
- const u8 nr_link_freqs;
- const u64 link_freqs[MAX_NUM_LINK_FREQS];
-};
-
-struct cio2_sensor {
- /* append ssdb.link(u8) in "-%u" format as suffix of HID */
- char name[ACPI_ID_LEN + 4];
- struct acpi_device *adev;
- struct i2c_client *vcm_i2c_client;
-
- /* SWNODE_COUNT + 1 for terminating NULL */
- const struct software_node *group[SWNODE_COUNT + 1];
- struct software_node swnodes[SWNODE_COUNT];
- struct cio2_node_names node_names;
-
- struct cio2_sensor_ssdb ssdb;
- struct acpi_pld_info *pld;
-
- struct cio2_property_names prop_names;
- struct property_entry ep_properties[5];
- struct property_entry dev_properties[5];
- struct property_entry cio2_properties[3];
- struct software_node_ref_args local_ref[1];
- struct software_node_ref_args remote_ref[1];
- struct software_node_ref_args vcm_ref[1];
-};
-
-struct cio2_bridge {
- char cio2_node_name[ACPI_ID_LEN];
- struct software_node cio2_hid_node;
- u32 data_lanes[4];
- unsigned int n_sensors;
- struct cio2_sensor sensors[CIO2_NUM_PORTS];
-};
-
-#endif
diff --git a/drivers/media/pci/intel/ipu3/ipu3-cio2-main.c b/drivers/media/pci/intel/ipu3/ipu3-cio2.c
index 34984a7474ed..5dd69a251b6a 100644
--- a/drivers/media/pci/intel/ipu3/ipu3-cio2-main.c
+++ b/drivers/media/pci/intel/ipu3/ipu3-cio2.c
@@ -22,6 +22,8 @@
#include <linux/pm_runtime.h>
#include <linux/property.h>
#include <linux/vmalloc.h>
+
+#include <media/ipu-bridge.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
#include <media/v4l2-event.h>
@@ -354,7 +356,7 @@ static int cio2_hw_init(struct cio2_device *cio2, struct cio2_queue *q)
void __iomem *const base = cio2->base;
u8 lanes, csi2bus = q->csi2.port;
u8 sensor_vc = SENSOR_VIR_CH_DFLT;
- struct cio2_csi2_timing timing;
+ struct cio2_csi2_timing timing = { 0 };
int i, r;
fmt = cio2_find_format(NULL, &q->subdev_fmt.code);
@@ -1371,7 +1373,7 @@ static const struct v4l2_subdev_ops cio2_subdev_ops = {
/******* V4L2 sub-device asynchronous registration callbacks***********/
struct sensor_async_subdev {
- struct v4l2_async_subdev asd;
+ struct v4l2_async_connection asd;
struct csi2_bus_info csi2;
};
@@ -1381,15 +1383,20 @@ struct sensor_async_subdev {
/* The .bound() notifier callback when a match is found */
static int cio2_notifier_bound(struct v4l2_async_notifier *notifier,
struct v4l2_subdev *sd,
- struct v4l2_async_subdev *asd)
+ struct v4l2_async_connection *asd)
{
struct cio2_device *cio2 = to_cio2_device(notifier);
struct sensor_async_subdev *s_asd = to_sensor_asd(asd);
struct cio2_queue *q;
+ int ret;
if (cio2->queue[s_asd->csi2.port].sensor)
return -EBUSY;
+ ret = ipu_bridge_instantiate_vcm(sd->dev);
+ if (ret)
+ return ret;
+
q = &cio2->queue[s_asd->csi2.port];
q->csi2 = s_asd->csi2;
@@ -1402,7 +1409,7 @@ static int cio2_notifier_bound(struct v4l2_async_notifier *notifier,
/* The .unbind callback */
static void cio2_notifier_unbind(struct v4l2_async_notifier *notifier,
struct v4l2_subdev *sd,
- struct v4l2_async_subdev *asd)
+ struct v4l2_async_connection *asd)
{
struct cio2_device *cio2 = to_cio2_device(notifier);
struct sensor_async_subdev *s_asd = to_sensor_asd(asd);
@@ -1416,11 +1423,11 @@ static int cio2_notifier_complete(struct v4l2_async_notifier *notifier)
struct cio2_device *cio2 = to_cio2_device(notifier);
struct device *dev = &cio2->pci_dev->dev;
struct sensor_async_subdev *s_asd;
- struct v4l2_async_subdev *asd;
+ struct v4l2_async_connection *asd;
struct cio2_queue *q;
int ret;
- list_for_each_entry(asd, &cio2->notifier.asd_list, asd_list) {
+ list_for_each_entry(asd, &cio2->notifier.done_list, asc_entry) {
s_asd = to_sensor_asd(asd);
q = &cio2->queue[s_asd->csi2.port];
@@ -1499,7 +1506,7 @@ err_parse:
* suspend.
*/
cio2->notifier.ops = &cio2_async_ops;
- ret = v4l2_async_nf_register(&cio2->v4l2_dev, &cio2->notifier);
+ ret = v4l2_async_nf_register(&cio2->notifier);
if (ret)
dev_err(dev, "failed to register async notifier : %d\n", ret);
@@ -1724,7 +1731,7 @@ static int cio2_pci_probe(struct pci_dev *pci_dev,
return -EINVAL;
}
- r = cio2_bridge_init(pci_dev);
+ r = ipu_bridge_init(dev, ipu_bridge_parse_ssdb);
if (r)
return r;
}
@@ -1794,7 +1801,7 @@ static int cio2_pci_probe(struct pci_dev *pci_dev,
if (r)
goto fail_v4l2_device_unregister;
- v4l2_async_nf_init(&cio2->notifier);
+ v4l2_async_nf_init(&cio2->notifier, &cio2->v4l2_dev);
/* Register notifier for subdevices we care */
r = cio2_parse_firmware(cio2);
@@ -2057,3 +2064,4 @@ MODULE_AUTHOR("Yuning Pu <yuning.pu@intel.com>");
MODULE_AUTHOR("Yong Zhi <yong.zhi@intel.com>");
MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("IPU3 CIO2 driver");
+MODULE_IMPORT_NS(INTEL_IPU_BRIDGE);
diff --git a/drivers/media/pci/intel/ipu3/ipu3-cio2.h b/drivers/media/pci/intel/ipu3/ipu3-cio2.h
index 3a1f394e05aa..d731ce8adbe3 100644
--- a/drivers/media/pci/intel/ipu3/ipu3-cio2.h
+++ b/drivers/media/pci/intel/ipu3/ipu3-cio2.h
@@ -459,10 +459,4 @@ static inline struct cio2_queue *vb2q_to_cio2_queue(struct vb2_queue *vq)
return container_of(vq, struct cio2_queue, vbq);
}
-#if IS_ENABLED(CONFIG_CIO2_BRIDGE)
-int cio2_bridge_init(struct pci_dev *cio2);
-#else
-static inline int cio2_bridge_init(struct pci_dev *cio2) { return 0; }
-#endif
-
#endif
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-01 13:40:51 +0300