diff mbox series

[RFC,v6,01/11] media: v4l2-common: add normalized pixelformat field to struct v4l2_format_info

Message ID 20210114180738.1758707-2-helen.koike@collabora.com
State New
Headers show
Series media: v4l2: Add extended fmt and buffer ioctls | expand

Commit Message

Helen Mae Koike Fornazier Jan. 14, 2021, 6:07 p.m. UTC
Add normalization to pixelformats, so we can fallback to it when using
Ext API, and eliminating the handling of two variantes (M and non-M
formats).

Signed-off-by: Helen Koike <helen.koike@collabora.com>

---
Changes in v6:
- New patch
---
 drivers/media/v4l2-core/v4l2-common.c | 16 ++++++++--------
 include/media/v4l2-common.h           |  3 +++
 2 files changed, 11 insertions(+), 8 deletions(-)

Comments

Dafna Hirschfeld Feb. 10, 2021, 12:37 p.m. UTC | #1
Hi!

Am 14.01.21 um 19:07 schrieb Helen Koike:
> Add normalization to pixelformats, so we can fallback to it when using

> Ext API, and eliminating the handling of two variantes (M and non-M

> formats).

> 

> Signed-off-by: Helen Koike <helen.koike@collabora.com>

> 

> ---

> Changes in v6:

> - New patch

> ---

>   drivers/media/v4l2-core/v4l2-common.c | 16 ++++++++--------

>   include/media/v4l2-common.h           |  3 +++

>   2 files changed, 11 insertions(+), 8 deletions(-)

> 

> diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c

> index 78007dba4677..002051b9dc0c 100644

> --- a/drivers/media/v4l2-core/v4l2-common.c

> +++ b/drivers/media/v4l2-core/v4l2-common.c

> @@ -276,17 +276,17 @@ const struct v4l2_format_info *v4l2_format_info(u32 format)

>   		{ .format = V4L2_PIX_FMT_GREY,    .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 1, .bpp = { 1, 0, 0, 0 }, .hdiv = 1, .vdiv = 1 },

>   

>   		/* YUV planar formats, non contiguous variant */

> -		{ .format = V4L2_PIX_FMT_YUV420M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 2 },

> -		{ .format = V4L2_PIX_FMT_YVU420M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 2 },

> -		{ .format = V4L2_PIX_FMT_YUV422M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 1 },

> +		{ .format = V4L2_PIX_FMT_YUV420M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 2, .norm= V4L2_PIX_FMT_YUV420 },

's/norm= /norm =/'

Thanks,
Dafna

> +		{ .format = V4L2_PIX_FMT_YVU420M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 2, .norm= V4L2_PIX_FMT_YVU420 },

> +		{ .format = V4L2_PIX_FMT_YUV422M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 1, .norm= V4L2_PIX_FMT_YUV422P },

>   		{ .format = V4L2_PIX_FMT_YVU422M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 1 },

> -		{ .format = V4L2_PIX_FMT_YUV444M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 1, .vdiv = 1 },

> +		{ .format = V4L2_PIX_FMT_YUV444M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 1, .vdiv = 1, .norm= V4L2_PIX_FMT_YUV444 },

>   		{ .format = V4L2_PIX_FMT_YVU444M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 1, .vdiv = 1 },

>   

> -		{ .format = V4L2_PIX_FMT_NV12M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 2 },

> -		{ .format = V4L2_PIX_FMT_NV21M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 2 },

> -		{ .format = V4L2_PIX_FMT_NV16M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 1 },

> -		{ .format = V4L2_PIX_FMT_NV61M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 1 },

> +		{ .format = V4L2_PIX_FMT_NV12M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 2, .norm = V4L2_PIX_FMT_NV12 },

> +		{ .format = V4L2_PIX_FMT_NV21M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 2, .norm = V4L2_PIX_FMT_NV21 },

> +		{ .format = V4L2_PIX_FMT_NV16M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 1, .norm = V4L2_PIX_FMT_NV16 },

> +		{ .format = V4L2_PIX_FMT_NV61M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 1, .norm = V4L2_PIX_FMT_NV61 },

>   

>   		/* Bayer RGB formats */

>   		{ .format = V4L2_PIX_FMT_SBGGR8,	.pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 1, 0, 0, 0 }, .hdiv = 1, .vdiv = 1 },

> diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h

> index be36cbdcc1bd..7236af1cfa2f 100644

> --- a/include/media/v4l2-common.h

> +++ b/include/media/v4l2-common.h

> @@ -483,6 +483,8 @@ enum v4l2_pixel_encoding {

>    * @vdiv: Vertical chroma subsampling factor

>    * @block_w: Per-plane macroblock pixel width (optional)

>    * @block_h: Per-plane macroblock pixel height (optional)

> + * @norm: The normalized format that should be used in Ext API. Should be set

> + *	  to zero if @format is already the normalized version.

>    */

>   struct v4l2_format_info {

>   	u32 format;

> @@ -494,6 +496,7 @@ struct v4l2_format_info {

>   	u8 vdiv;

>   	u8 block_w[4];

>   	u8 block_h[4];

> +	u32 norm;

>   };

>   

>   static inline bool v4l2_is_format_rgb(const struct v4l2_format_info *f)

>
diff mbox series

Patch

diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c
index 78007dba4677..002051b9dc0c 100644
--- a/drivers/media/v4l2-core/v4l2-common.c
+++ b/drivers/media/v4l2-core/v4l2-common.c
@@ -276,17 +276,17 @@  const struct v4l2_format_info *v4l2_format_info(u32 format)
 		{ .format = V4L2_PIX_FMT_GREY,    .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 1, .bpp = { 1, 0, 0, 0 }, .hdiv = 1, .vdiv = 1 },
 
 		/* YUV planar formats, non contiguous variant */
-		{ .format = V4L2_PIX_FMT_YUV420M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 2 },
-		{ .format = V4L2_PIX_FMT_YVU420M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 2 },
-		{ .format = V4L2_PIX_FMT_YUV422M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 1 },
+		{ .format = V4L2_PIX_FMT_YUV420M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 2, .norm= V4L2_PIX_FMT_YUV420 },
+		{ .format = V4L2_PIX_FMT_YVU420M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 2, .norm= V4L2_PIX_FMT_YVU420 },
+		{ .format = V4L2_PIX_FMT_YUV422M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 1, .norm= V4L2_PIX_FMT_YUV422P },
 		{ .format = V4L2_PIX_FMT_YVU422M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 2, .vdiv = 1 },
-		{ .format = V4L2_PIX_FMT_YUV444M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 1, .vdiv = 1 },
+		{ .format = V4L2_PIX_FMT_YUV444M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 1, .vdiv = 1, .norm= V4L2_PIX_FMT_YUV444 },
 		{ .format = V4L2_PIX_FMT_YVU444M, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 3, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 1, .vdiv = 1 },
 
-		{ .format = V4L2_PIX_FMT_NV12M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 2 },
-		{ .format = V4L2_PIX_FMT_NV21M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 2 },
-		{ .format = V4L2_PIX_FMT_NV16M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 1 },
-		{ .format = V4L2_PIX_FMT_NV61M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 1 },
+		{ .format = V4L2_PIX_FMT_NV12M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 2, .norm = V4L2_PIX_FMT_NV12 },
+		{ .format = V4L2_PIX_FMT_NV21M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 2, .norm = V4L2_PIX_FMT_NV21 },
+		{ .format = V4L2_PIX_FMT_NV16M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 1, .norm = V4L2_PIX_FMT_NV16 },
+		{ .format = V4L2_PIX_FMT_NV61M,   .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 2, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 1, .norm = V4L2_PIX_FMT_NV61 },
 
 		/* Bayer RGB formats */
 		{ .format = V4L2_PIX_FMT_SBGGR8,	.pixel_enc = V4L2_PIXEL_ENC_BAYER, .mem_planes = 1, .comp_planes = 1, .bpp = { 1, 0, 0, 0 }, .hdiv = 1, .vdiv = 1 },
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index be36cbdcc1bd..7236af1cfa2f 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -483,6 +483,8 @@  enum v4l2_pixel_encoding {
  * @vdiv: Vertical chroma subsampling factor
  * @block_w: Per-plane macroblock pixel width (optional)
  * @block_h: Per-plane macroblock pixel height (optional)
+ * @norm: The normalized format that should be used in Ext API. Should be set
+ *	  to zero if @format is already the normalized version.
  */
 struct v4l2_format_info {
 	u32 format;
@@ -494,6 +496,7 @@  struct v4l2_format_info {
 	u8 vdiv;
 	u8 block_w[4];
 	u8 block_h[4];
+	u32 norm;
 };
 
 static inline bool v4l2_is_format_rgb(const struct v4l2_format_info *f)