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-rw-r--r--drivers/staging/media/ipu3/include/uapi/intel-ipu3.h7
-rw-r--r--drivers/staging/media/ipu3/ipu3-css-fw.c7
-rw-r--r--drivers/staging/media/ipu3/ipu3-css-fw.h2
-rw-r--r--drivers/staging/media/ipu3/ipu3-css.c19
-rw-r--r--drivers/staging/media/ipu3/ipu3-css.h1
-rw-r--r--drivers/staging/media/ipu3/ipu3-v4l2.c13
-rw-r--r--drivers/staging/media/ipu3/ipu3.h12
7 files changed, 33 insertions, 28 deletions
diff --git a/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h b/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h
index fa3d6ee5adf2..585f55981c86 100644
--- a/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h
+++ b/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h
@@ -234,7 +234,9 @@ struct ipu3_uapi_ae_ccm {
* struct ipu3_uapi_ae_config - AE config
*
* @grid_cfg: config for auto exposure statistics grid. See struct
- * &ipu3_uapi_ae_grid_config
+ * &ipu3_uapi_ae_grid_config, as Imgu did not support output
+ * auto exposure statistics, so user can ignore this configuration
+ * and use the RGB table in auto-whitebalance statistics instead.
* @weights: &IPU3_UAPI_AE_WEIGHTS is based on 32x24 blocks in the grid.
* Each grid cell has a corresponding value in weights LUT called
* grid value, global histogram is updated based on grid value and
@@ -534,6 +536,9 @@ struct ipu3_uapi_ff_status {
*
* @awb_raw_buffer: auto white balance meta data &ipu3_uapi_awb_raw_buffer
* @ae_raw_buffer: auto exposure raw data &ipu3_uapi_ae_raw_buffer_aligned
+ * current Imgu does not output the auto exposure statistics
+ * to ae_raw_buffer, the user such as 3A algorithm can use the
+ * RGB table in &ipu3_uapi_awb_raw_buffer to do auto-exposure.
* @af_raw_buffer: &ipu3_uapi_af_raw_buffer for auto focus meta data
* @awb_fr_raw_buffer: value as specified by &ipu3_uapi_awb_fr_raw_buffer
* @stats_4a_config: 4a statistics config as defined by &ipu3_uapi_4a_config.
diff --git a/drivers/staging/media/ipu3/ipu3-css-fw.c b/drivers/staging/media/ipu3/ipu3-css-fw.c
index 45aff76198e2..981693eed815 100644
--- a/drivers/staging/media/ipu3/ipu3-css-fw.c
+++ b/drivers/staging/media/ipu3/ipu3-css-fw.c
@@ -124,12 +124,11 @@ int imgu_css_fw_init(struct imgu_css *css)
/* Check and display fw header info */
css->fwp = (struct imgu_fw_header *)css->fw->data;
- if (css->fw->size < sizeof(struct imgu_fw_header *) ||
+ if (css->fw->size < struct_size(css->fwp, binary_header, 1) ||
css->fwp->file_header.h_size != sizeof(struct imgu_fw_bi_file_h))
goto bad_fw;
- if (sizeof(struct imgu_fw_bi_file_h) +
- css->fwp->file_header.binary_nr * sizeof(struct imgu_fw_info) >
- css->fw->size)
+ if (struct_size(css->fwp, binary_header,
+ css->fwp->file_header.binary_nr) > css->fw->size)
goto bad_fw;
dev_info(dev, "loaded firmware version %.64s, %u binaries, %zu bytes\n",
diff --git a/drivers/staging/media/ipu3/ipu3-css-fw.h b/drivers/staging/media/ipu3/ipu3-css-fw.h
index 3c078f15a295..c0bc57fd678a 100644
--- a/drivers/staging/media/ipu3/ipu3-css-fw.h
+++ b/drivers/staging/media/ipu3/ipu3-css-fw.h
@@ -171,7 +171,7 @@ struct imgu_fw_bi_file_h {
struct imgu_fw_header {
struct imgu_fw_bi_file_h file_header;
- struct imgu_fw_info binary_header[1]; /* binary_nr items */
+ struct imgu_fw_info binary_header[]; /* binary_nr items */
};
/******************* Firmware functions *******************/
diff --git a/drivers/staging/media/ipu3/ipu3-css.c b/drivers/staging/media/ipu3/ipu3-css.c
index 608dcacf12b2..8c70497d744c 100644
--- a/drivers/staging/media/ipu3/ipu3-css.c
+++ b/drivers/staging/media/ipu3/ipu3-css.c
@@ -5,6 +5,7 @@
#include <linux/iopoll.h>
#include <linux/slab.h>
+#include "ipu3.h"
#include "ipu3-css.h"
#include "ipu3-css-fw.h"
#include "ipu3-css-params.h"
@@ -53,7 +54,6 @@ static const struct imgu_css_format imgu_css_formats[] = {
.frame_format = IMGU_ABI_FRAME_FORMAT_NV12,
.osys_format = IMGU_ABI_OSYS_FORMAT_NV12,
.osys_tiling = IMGU_ABI_OSYS_TILING_NONE,
- .bytesperpixel_num = 1 * IPU3_CSS_FORMAT_BPP_DEN,
.chroma_decim = 4,
.width_align = IPU3_UAPI_ISP_VEC_ELEMS,
.flags = IPU3_CSS_FORMAT_FL_OUT | IPU3_CSS_FORMAT_FL_VF,
@@ -64,7 +64,6 @@ static const struct imgu_css_format imgu_css_formats[] = {
.frame_format = IMGU_ABI_FRAME_FORMAT_RAW_PACKED,
.bayer_order = IMGU_ABI_BAYER_ORDER_BGGR,
.bit_depth = 10,
- .bytesperpixel_num = 64,
.width_align = 2 * IPU3_UAPI_ISP_VEC_ELEMS,
.flags = IPU3_CSS_FORMAT_FL_IN,
}, {
@@ -73,7 +72,6 @@ static const struct imgu_css_format imgu_css_formats[] = {
.frame_format = IMGU_ABI_FRAME_FORMAT_RAW_PACKED,
.bayer_order = IMGU_ABI_BAYER_ORDER_GBRG,
.bit_depth = 10,
- .bytesperpixel_num = 64,
.width_align = 2 * IPU3_UAPI_ISP_VEC_ELEMS,
.flags = IPU3_CSS_FORMAT_FL_IN,
}, {
@@ -82,7 +80,6 @@ static const struct imgu_css_format imgu_css_formats[] = {
.frame_format = IMGU_ABI_FRAME_FORMAT_RAW_PACKED,
.bayer_order = IMGU_ABI_BAYER_ORDER_GRBG,
.bit_depth = 10,
- .bytesperpixel_num = 64,
.width_align = 2 * IPU3_UAPI_ISP_VEC_ELEMS,
.flags = IPU3_CSS_FORMAT_FL_IN,
}, {
@@ -91,7 +88,6 @@ static const struct imgu_css_format imgu_css_formats[] = {
.frame_format = IMGU_ABI_FRAME_FORMAT_RAW_PACKED,
.bayer_order = IMGU_ABI_BAYER_ORDER_RGGB,
.bit_depth = 10,
- .bytesperpixel_num = 64,
.width_align = 2 * IPU3_UAPI_ISP_VEC_ELEMS,
.flags = IPU3_CSS_FORMAT_FL_IN,
},
@@ -150,17 +146,8 @@ static int imgu_css_queue_init(struct imgu_css_queue *queue,
f->height = ALIGN(clamp_t(u32, f->height,
IPU3_CSS_MIN_RES, IPU3_CSS_MAX_H), 2);
queue->width_pad = ALIGN(f->width, queue->css_fmt->width_align);
- if (queue->css_fmt->frame_format != IMGU_ABI_FRAME_FORMAT_RAW_PACKED)
- f->plane_fmt[0].bytesperline = DIV_ROUND_UP(queue->width_pad *
- queue->css_fmt->bytesperpixel_num,
- IPU3_CSS_FORMAT_BPP_DEN);
- else
- /* For packed raw, alignment for bpl is by 50 to the width */
- f->plane_fmt[0].bytesperline =
- DIV_ROUND_UP(f->width,
- IPU3_CSS_FORMAT_BPP_DEN) *
- queue->css_fmt->bytesperpixel_num;
-
+ f->plane_fmt[0].bytesperline =
+ imgu_bytesperline(f->width, queue->css_fmt->frame_format);
sizeimage = f->height * f->plane_fmt[0].bytesperline;
if (queue->css_fmt->chroma_decim)
sizeimage += 2 * sizeimage / queue->css_fmt->chroma_decim;
diff --git a/drivers/staging/media/ipu3/ipu3-css.h b/drivers/staging/media/ipu3/ipu3-css.h
index 6108a068b228..ab64e9521203 100644
--- a/drivers/staging/media/ipu3/ipu3-css.h
+++ b/drivers/staging/media/ipu3/ipu3-css.h
@@ -82,7 +82,6 @@ struct imgu_css_format {
enum imgu_abi_bayer_order bayer_order;
enum imgu_abi_osys_format osys_format;
enum imgu_abi_osys_tiling osys_tiling;
- u32 bytesperpixel_num; /* Bytes per pixel in first plane * 50 */
u8 bit_depth; /* Effective bits per pixel */
u8 chroma_decim; /* Chroma plane decimation, 0=no chroma plane */
u8 width_align; /* Alignment requirement for width_pad */
diff --git a/drivers/staging/media/ipu3/ipu3-v4l2.c b/drivers/staging/media/ipu3/ipu3-v4l2.c
index 38a240764509..0473457b4e64 100644
--- a/drivers/staging/media/ipu3/ipu3-v4l2.c
+++ b/drivers/staging/media/ipu3/ipu3-v4l2.c
@@ -592,11 +592,12 @@ static const struct imgu_fmt *find_format(struct v4l2_format *f, u32 type)
static int imgu_vidioc_querycap(struct file *file, void *fh,
struct v4l2_capability *cap)
{
- struct imgu_video_device *node = file_to_intel_imgu_node(file);
+ struct imgu_device *imgu = video_drvdata(file);
strscpy(cap->driver, IMGU_NAME, sizeof(cap->driver));
strscpy(cap->card, IMGU_NAME, sizeof(cap->card));
- snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s", node->name);
+ snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s",
+ pci_name(imgu->pci_dev));
return 0;
}
@@ -696,7 +697,7 @@ static int imgu_fmt(struct imgu_device *imgu, unsigned int pipe, int node,
/* CSS expects some format on OUT queue */
if (i != IPU3_CSS_QUEUE_OUT &&
- !imgu_pipe->nodes[inode].enabled) {
+ !imgu_pipe->nodes[inode].enabled && !try) {
fmts[i] = NULL;
continue;
}
@@ -864,7 +865,7 @@ static int imgu_vidioc_g_meta_fmt(struct file *file, void *fh,
/******************** function pointers ********************/
-static struct v4l2_subdev_internal_ops imgu_subdev_internal_ops = {
+static const struct v4l2_subdev_internal_ops imgu_subdev_internal_ops = {
.open = imgu_subdev_open,
};
@@ -1136,7 +1137,9 @@ static int imgu_v4l2_node_setup(struct imgu_device *imgu, unsigned int pipe,
def_pix_fmt.height = def_bus_fmt.height;
def_pix_fmt.field = def_bus_fmt.field;
def_pix_fmt.num_planes = 1;
- def_pix_fmt.plane_fmt[0].bytesperline = def_pix_fmt.width * 2;
+ def_pix_fmt.plane_fmt[0].bytesperline =
+ imgu_bytesperline(def_pix_fmt.width,
+ IMGU_ABI_FRAME_FORMAT_RAW_PACKED);
def_pix_fmt.plane_fmt[0].sizeimage =
def_pix_fmt.height * def_pix_fmt.plane_fmt[0].bytesperline;
def_pix_fmt.flags = 0;
diff --git a/drivers/staging/media/ipu3/ipu3.h b/drivers/staging/media/ipu3/ipu3.h
index eb46b527dd23..d2ad0a95c5aa 100644
--- a/drivers/staging/media/ipu3/ipu3.h
+++ b/drivers/staging/media/ipu3/ipu3.h
@@ -164,4 +164,16 @@ void imgu_v4l2_buffer_done(struct vb2_buffer *vb, enum vb2_buffer_state state);
int imgu_s_stream(struct imgu_device *imgu, int enable);
+static inline u32 imgu_bytesperline(const unsigned int width,
+ enum imgu_abi_frame_format frame_format)
+{
+ if (frame_format == IMGU_ABI_FRAME_FORMAT_NV12)
+ return ALIGN(width, IPU3_UAPI_ISP_VEC_ELEMS);
+ /*
+ * 64 bytes for every 50 pixels, the line length
+ * in bytes is multiple of 64 (line end alignment).
+ */
+ return DIV_ROUND_UP(width, 50) * 64;
+}
+
#endif