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Message-ID: <9097ac75-a5a5-5c6c-1842-b39c2b98e6db@rock-chips.com>
Date: Tue, 24 Sep 2019 15:00:14 +0800
From: "sandy.huang" <hjc@...k-chips.com>
To: Daniel Vetter <daniel@...ll.ch>
Cc: Maxime Ripard <maxime.ripard@...tlin.com>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
dri-devel <dri-devel@...ts.freedesktop.org>,
David Airlie <airlied@...ux.ie>, Sean Paul <sean@...rly.run>
Subject: Re: [PATCH 01/36] drm/fourcc: Add 2 plane YCbCr 10bit format support
在 2019/9/24 下午2:46, sandy.huang 写道:
>
> 在 2019/9/23 下午9:06, Daniel Vetter 写道:
>> On Mon, Sep 23, 2019 at 2:40 PM Sandy Huang <hjc@...k-chips.com> wrote:
>>> The drm_format_info.cpp[3] unit is BytePerPlane, when we add define
>>> 10bit YUV format, here have some problem.
>>> So we change cpp to bpp, use unit BitPerPlane to describe the data
>>> format.
>>>
>>> Signed-off-by: Sandy Huang <hjc@...k-chips.com>
>> Whatever the layout you have for these (it's not really defined in
>> your patch here down to the level of detail we want) I think this
>> should be described with the block_h/w and char_per_block
>> functionality. Not by extending the legacy and depcrecated cpp
>> somehow.
>> -Daniel
>
> Hi Daniel,
>
> It seems the char_per_block and block_h/w can't describing the
> following data format:
>
> /*
> * 2x2 subsampled Cr:Cb plane 10 bits per channel
> * index 0 = Y plane, [9:0]
> * index 1 = Cr:Cb plane, [19:0] Cr:x:Cb:x [19:0]
> */
>
sorry, the data layout is like this.
/*
* 2x2 subsampled Cr:Cb plane 10 bits per channel
* index 0 = Y plane, [9:0]
* index 1 = Cr:Cb plane, [19:0]
*/
/*
* 2x2 subsampled Cb:Cr plane 10 bits per channel
* index 0 = Y plane, [9:0]
* index 1 = Cb:Cr plane, [19:0]
*/
>>> ---
>>> drivers/gpu/drm/drm_client.c | 4 +-
>>> drivers/gpu/drm/drm_fb_helper.c | 8 +-
>>> drivers/gpu/drm/drm_format_helper.c | 4 +-
>>> drivers/gpu/drm/drm_fourcc.c | 172
>>> +++++++++++++++++++-----------------
>>> drivers/gpu/drm/drm_framebuffer.c | 2 +-
>>> include/drm/drm_fourcc.h | 4 +-
>>> include/uapi/drm/drm_fourcc.h | 15 ++++
>>> 7 files changed, 115 insertions(+), 94 deletions(-)
>>>
>>> diff --git a/drivers/gpu/drm/drm_client.c
>>> b/drivers/gpu/drm/drm_client.c
>>> index d9a2e36..a36ffbe 100644
>>> --- a/drivers/gpu/drm/drm_client.c
>>> +++ b/drivers/gpu/drm/drm_client.c
>>> @@ -263,7 +263,7 @@ drm_client_buffer_create(struct drm_client_dev
>>> *client, u32 width, u32 height, u
>>>
>>> dumb_args.width = width;
>>> dumb_args.height = height;
>>> - dumb_args.bpp = info->cpp[0] * 8;
>>> + dumb_args.bpp = info->bpp[0];
>>> ret = drm_mode_create_dumb(dev, &dumb_args, client->file);
>>> if (ret)
>>> goto err_delete;
>>> @@ -366,7 +366,7 @@ static int drm_client_buffer_addfb(struct
>>> drm_client_buffer *buffer,
>>> int ret;
>>>
>>> info = drm_format_info(format);
>>> - fb_req.bpp = info->cpp[0] * 8;
>>> + fb_req.bpp = info->bpp[0];
>>> fb_req.depth = info->depth;
>>> fb_req.width = width;
>>> fb_req.height = height;
>>> diff --git a/drivers/gpu/drm/drm_fb_helper.c
>>> b/drivers/gpu/drm/drm_fb_helper.c
>>> index a7ba5b4..b30e782 100644
>>> --- a/drivers/gpu/drm/drm_fb_helper.c
>>> +++ b/drivers/gpu/drm/drm_fb_helper.c
>>> @@ -382,7 +382,7 @@ static void drm_fb_helper_dirty_blit_real(struct
>>> drm_fb_helper *fb_helper,
>>> struct drm_clip_rect *clip)
>>> {
>>> struct drm_framebuffer *fb = fb_helper->fb;
>>> - unsigned int cpp = fb->format->cpp[0];
>>> + unsigned int cpp = fb->format->bpp[0] / 8;
>>> size_t offset = clip->y1 * fb->pitches[0] + clip->x1 * cpp;
>>> void *src = fb_helper->fbdev->screen_buffer + offset;
>>> void *dst = fb_helper->buffer->vaddr + offset;
>>> @@ -1320,14 +1320,14 @@ int drm_fb_helper_check_var(struct
>>> fb_var_screeninfo *var,
>>> * Changes struct fb_var_screeninfo are currently not
>>> pushed back
>>> * to KMS, hence fail if different settings are requested.
>>> */
>>> - if (var->bits_per_pixel != fb->format->cpp[0] * 8 ||
>>> + if (var->bits_per_pixel != fb->format->bpp[0] ||
>>> var->xres > fb->width || var->yres > fb->height ||
>>> var->xres_virtual > fb->width || var->yres_virtual >
>>> fb->height) {
>>> DRM_DEBUG("fb requested width/height/bpp can't fit
>>> in current fb "
>>> "request %dx%d-%d (virtual %dx%d) >
>>> %dx%d-%d\n",
>>> var->xres, var->yres, var->bits_per_pixel,
>>> var->xres_virtual, var->yres_virtual,
>>> - fb->width, fb->height, fb->format->cpp[0]
>>> * 8);
>>> + fb->width, fb->height, fb->format->bpp[0]);
>>> return -EINVAL;
>>> }
>>>
>>> @@ -1678,7 +1678,7 @@ static void drm_fb_helper_fill_var(struct
>>> fb_info *info,
>>> info->pseudo_palette = fb_helper->pseudo_palette;
>>> info->var.xres_virtual = fb->width;
>>> info->var.yres_virtual = fb->height;
>>> - info->var.bits_per_pixel = fb->format->cpp[0] * 8;
>>> + info->var.bits_per_pixel = fb->format->bpp[0];
>>> info->var.accel_flags = FB_ACCELF_TEXT;
>>> info->var.xoffset = 0;
>>> info->var.yoffset = 0;
>>> diff --git a/drivers/gpu/drm/drm_format_helper.c
>>> b/drivers/gpu/drm/drm_format_helper.c
>>> index 0897cb9..eea3afb 100644
>>> --- a/drivers/gpu/drm/drm_format_helper.c
>>> +++ b/drivers/gpu/drm/drm_format_helper.c
>>> @@ -36,7 +36,7 @@ static unsigned int clip_offset(struct drm_rect
>>> *clip,
>>> void drm_fb_memcpy(void *dst, void *vaddr, struct drm_framebuffer
>>> *fb,
>>> struct drm_rect *clip)
>>> {
>>> - unsigned int cpp = fb->format->cpp[0];
>>> + unsigned int cpp = fb->format->bpp[0] / 8;
>>> size_t len = (clip->x2 - clip->x1) * cpp;
>>> unsigned int y, lines = clip->y2 - clip->y1;
>>>
>>> @@ -63,7 +63,7 @@ void drm_fb_memcpy_dstclip(void __iomem *dst, void
>>> *vaddr,
>>> struct drm_framebuffer *fb,
>>> struct drm_rect *clip)
>>> {
>>> - unsigned int cpp = fb->format->cpp[0];
>>> + unsigned int cpp = fb->format->bpp[0] / 8;
>>> unsigned int offset = clip_offset(clip, fb->pitches[0], cpp);
>>> size_t len = (clip->x2 - clip->x1) * cpp;
>>> unsigned int y, lines = clip->y2 - clip->y1;
>>> diff --git a/drivers/gpu/drm/drm_fourcc.c
>>> b/drivers/gpu/drm/drm_fourcc.c
>>> index c630064..071dc07 100644
>>> --- a/drivers/gpu/drm/drm_fourcc.c
>>> +++ b/drivers/gpu/drm/drm_fourcc.c
>>> @@ -157,89 +157,95 @@ EXPORT_SYMBOL(drm_get_format_name);
>>> const struct drm_format_info *__drm_format_info(u32 format)
>>> {
>>> static const struct drm_format_info formats[] = {
>>> - { .format = DRM_FORMAT_C8, .depth = 8,
>>> .num_planes = 1, .cpp = { 1, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_RGB332, .depth = 8,
>>> .num_planes = 1, .cpp = { 1, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_BGR233, .depth = 8,
>>> .num_planes = 1, .cpp = { 1, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_XRGB4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_XBGR4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_RGBX4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_BGRX4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_ARGB4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_ABGR4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_RGBA4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_BGRA4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_XRGB1555, .depth = 15,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_XBGR1555, .depth = 15,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_RGBX5551, .depth = 15,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_BGRX5551, .depth = 15,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_ARGB1555, .depth = 15,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_ABGR1555, .depth = 15,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_RGBA5551, .depth = 15,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_BGRA5551, .depth = 15,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_RGB565, .depth = 16,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_BGR565, .depth = 16,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_RGB888, .depth = 24,
>>> .num_planes = 1, .cpp = { 3, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_BGR888, .depth = 24,
>>> .num_planes = 1, .cpp = { 3, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_XRGB8888, .depth = 24,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_XBGR8888, .depth = 24,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_RGBX8888, .depth = 24,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_BGRX8888, .depth = 24,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_RGB565_A8, .depth = 24,
>>> .num_planes = 2, .cpp = { 2, 1, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_BGR565_A8, .depth = 24,
>>> .num_planes = 2, .cpp = { 2, 1, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_XRGB2101010, .depth = 30,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_XBGR2101010, .depth = 30,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_RGBX1010102, .depth = 30,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_BGRX1010102, .depth = 30,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_ARGB2101010, .depth = 30,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_ABGR2101010, .depth = 30,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_RGBA1010102, .depth = 30,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_BGRA1010102, .depth = 30,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_ARGB8888, .depth = 32,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_ABGR8888, .depth = 32,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_RGBA8888, .depth = 32,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_BGRA8888, .depth = 32,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_XRGB16161616F, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_XBGR16161616F, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> - { .format = DRM_FORMAT_ARGB16161616F, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_ABGR16161616F, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_RGB888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 3, 1, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_BGR888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 3, 1, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_XRGB8888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 4, 1, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_XBGR8888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 4, 1, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_RGBX8888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 4, 1, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_BGRX8888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 4, 1, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> - { .format = DRM_FORMAT_YUV410, .depth = 0,
>>> .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 4, .vsub = 4, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_YVU410, .depth = 0,
>>> .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 4, .vsub = 4, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_YUV411, .depth = 0,
>>> .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 4, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_YVU411, .depth = 0,
>>> .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 4, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_YUV420, .depth = 0,
>>> .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 2, .vsub = 2, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_YVU420, .depth = 0,
>>> .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 2, .vsub = 2, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_YUV422, .depth = 0,
>>> .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 2, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_YVU422, .depth = 0,
>>> .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 2, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_YUV444, .depth = 0,
>>> .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 1, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_YVU444, .depth = 0,
>>> .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 1, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_NV12, .depth = 0,
>>> .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 2, .vsub = 2, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_NV21, .depth = 0,
>>> .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 2, .vsub = 2, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_NV16, .depth = 0,
>>> .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 2, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_NV61, .depth = 0,
>>> .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 2, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_NV24, .depth = 0,
>>> .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 1, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_NV42, .depth = 0,
>>> .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 1, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_YUYV, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_YVYU, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_UYVY, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_VYUY, .depth = 0,
>>> .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_XYUV8888, .depth = 0,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_VUY888, .depth = 0,
>>> .num_planes = 1, .cpp = { 3, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_AYUV, .depth = 0,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true, .is_yuv = true },
>>> - { .format = DRM_FORMAT_Y210, .depth = 0,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_Y212, .depth = 0,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_Y216, .depth = 0,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_Y410, .depth = 0,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true, .is_yuv = true },
>>> - { .format = DRM_FORMAT_Y412, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true, .is_yuv = true },
>>> - { .format = DRM_FORMAT_Y416, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true, .is_yuv = true },
>>> - { .format = DRM_FORMAT_XVYU2101010, .depth = 0,
>>> .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_XVYU12_16161616, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv =
>>> true },
>>> - { .format = DRM_FORMAT_XVYU16161616, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv =
>>> true },
>>> + { .format = DRM_FORMAT_C8, .depth = 8,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_RGB332, .depth = 8,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_BGR233, .depth = 8,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_XRGB4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_XBGR4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_RGBX4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_BGRX4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_ARGB4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_ABGR4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_RGBA4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_BGRA4444, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_XRGB1555, .depth = 15,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_XBGR1555, .depth = 15,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_RGBX5551, .depth = 15,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_BGRX5551, .depth = 15,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_ARGB1555, .depth = 15,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_ABGR1555, .depth = 15,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_RGBA5551, .depth = 15,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_BGRA5551, .depth = 15,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_RGB565, .depth = 16,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_BGR565, .depth = 16,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_RGB888, .depth = 24,
>>> .num_planes = 1, .cpp = { 24, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_BGR888, .depth = 24,
>>> .num_planes = 1, .cpp = { 24, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_XRGB8888, .depth = 24,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_XBGR8888, .depth = 24,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_RGBX8888, .depth = 24,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_BGRX8888, .depth = 24,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_RGB565_A8, .depth = 24,
>>> .num_planes = 2, .cpp = { 16, 8, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_BGR565_A8, .depth = 24,
>>> .num_planes = 2, .cpp = { 16, 8, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_XRGB2101010, .depth = 30,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_XBGR2101010, .depth = 30,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_RGBX1010102, .depth = 30,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_BGRX1010102, .depth = 30,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_ARGB2101010, .depth = 30,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_ABGR2101010, .depth = 30,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_RGBA1010102, .depth = 30,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_BGRA1010102, .depth = 30,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_ARGB8888, .depth = 32,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_ABGR8888, .depth = 32,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_RGBA8888, .depth = 32,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_BGRA8888, .depth = 32,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_XRGB16161616F, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_XBGR16161616F, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1 },
>>> + { .format = DRM_FORMAT_ARGB16161616F, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_ABGR16161616F, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_RGB888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 24, 8, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_BGR888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 24, 8, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_XRGB8888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 32, 8, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_XBGR8888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 32, 8, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_RGBX8888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 32, 8, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_BGRX8888_A8, .depth = 32,
>>> .num_planes = 2, .cpp = { 32, 8, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true },
>>> + { .format = DRM_FORMAT_YUV410, .depth = 0,
>>> .num_planes = 3, .cpp = { 8, 8, 8 }, .hsub = 4, .vsub = 4, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_YVU410, .depth = 0,
>>> .num_planes = 3, .cpp = { 8, 8, 8 }, .hsub = 4, .vsub = 4, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_YUV411, .depth = 0,
>>> .num_planes = 3, .cpp = { 8, 8, 8 }, .hsub = 4, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_YVU411, .depth = 0,
>>> .num_planes = 3, .cpp = { 8, 8, 8 }, .hsub = 4, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_YUV420, .depth = 0,
>>> .num_planes = 3, .cpp = { 8, 8, 8 }, .hsub = 2, .vsub = 2, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_YVU420, .depth = 0,
>>> .num_planes = 3, .cpp = { 8, 8, 8 }, .hsub = 2, .vsub = 2, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_YUV422, .depth = 0,
>>> .num_planes = 3, .cpp = { 8, 8, 8 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_YVU422, .depth = 0,
>>> .num_planes = 3, .cpp = { 8, 8, 8 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_YUV444, .depth = 0,
>>> .num_planes = 3, .cpp = { 8, 8, 8 }, .hsub = 1, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_YVU444, .depth = 0,
>>> .num_planes = 3, .cpp = { 8, 8, 8 }, .hsub = 1, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV12, .depth = 0,
>>> .num_planes = 2, .cpp = { 8, 16, 0 }, .hsub = 2, .vsub = 2, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV21, .depth = 0,
>>> .num_planes = 2, .cpp = { 8, 16, 0 }, .hsub = 2, .vsub = 2, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV16, .depth = 0,
>>> .num_planes = 2, .cpp = { 8, 16, 0 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV61, .depth = 0,
>>> .num_planes = 2, .cpp = { 8, 16, 0 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV24, .depth = 0,
>>> .num_planes = 2, .cpp = { 8, 16, 0 }, .hsub = 1, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV42, .depth = 0,
>>> .num_planes = 2, .cpp = { 8, 16, 0 }, .hsub = 1, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV12_10, .depth = 0,
>>> .num_planes = 2, .cpp = { 10, 20, 0 }, .hsub = 2, .vsub = 2, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV21_10, .depth = 0,
>>> .num_planes = 2, .cpp = { 10, 20, 0 }, .hsub = 2, .vsub = 2, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV16_10, .depth = 0,
>>> .num_planes = 2, .cpp = { 10, 20, 0 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV61_10, .depth = 0,
>>> .num_planes = 2, .cpp = { 10, 20, 0 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV24_10, .depth = 0,
>>> .num_planes = 2, .cpp = { 10, 20, 0 }, .hsub = 1, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_NV42_10, .depth = 0,
>>> .num_planes = 2, .cpp = { 10, 20, 0 }, .hsub = 1, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_YUYV, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_YVYU, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_UYVY, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_VYUY, .depth = 0,
>>> .num_planes = 1, .cpp = { 16, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_XYUV8888, .depth = 0,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_VUY888, .depth = 0,
>>> .num_planes = 1, .cpp = { 24, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_AYUV, .depth = 0,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true, .is_yuv = true },
>>> + { .format = DRM_FORMAT_Y210, .depth = 0,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_Y212, .depth = 0,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_Y216, .depth = 0,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 2, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_Y410, .depth = 0,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true, .is_yuv = true },
>>> + { .format = DRM_FORMAT_Y412, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true, .is_yuv = true },
>>> + { .format = DRM_FORMAT_Y416, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1,
>>> .has_alpha = true, .is_yuv = true },
>>> + { .format = DRM_FORMAT_XVYU2101010, .depth = 0,
>>> .num_planes = 1, .cpp = { 32, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_XVYU12_16161616, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv
>>> = true },
>>> + { .format = DRM_FORMAT_XVYU16161616, .depth = 0,
>>> .num_planes = 1, .cpp = { 8, 0, 0 }, .hsub = 1, .vsub = 1, .is_yuv
>>> = true },
>>> { .format = DRM_FORMAT_Y0L0, .depth = 0,
>>> .num_planes = 1,
>>> .char_per_block = { 8, 0, 0 }, .block_w = { 2, 0,
>>> 0 }, .block_h = { 2, 0, 0 },
>>> .hsub = 2, .vsub = 2, .has_alpha = true, .is_yuv
>>> = true },
>>> diff --git a/drivers/gpu/drm/drm_framebuffer.c
>>> b/drivers/gpu/drm/drm_framebuffer.c
>>> index 0b72468..7b29e97 100644
>>> --- a/drivers/gpu/drm/drm_framebuffer.c
>>> +++ b/drivers/gpu/drm/drm_framebuffer.c
>>> @@ -530,7 +530,7 @@ int drm_mode_getfb(struct drm_device *dev,
>>> r->height = fb->height;
>>> r->width = fb->width;
>>> r->depth = fb->format->depth;
>>> - r->bpp = fb->format->cpp[0] * 8;
>>> + r->bpp = fb->format->bpp[0];
>>> r->pitch = fb->pitches[0];
>>>
>>> /* GET_FB() is an unprivileged ioctl so we must not return a
>>> diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h
>>> index 306d1ef..021358d 100644
>>> --- a/include/drm/drm_fourcc.h
>>> +++ b/include/drm/drm_fourcc.h
>>> @@ -73,12 +73,12 @@ struct drm_format_info {
>>> /**
>>> * @cpp:
>>> *
>>> - * Number of bytes per pixel (per plane), this is
>>> aliased with
>>> + * Number of bits per pixel (per plane), this is
>>> aliased with
>>> * @char_per_block. It is deprecated in favour of
>>> using the
>>> * triplet @char_per_block, @block_w, @block_h for
>>> better
>>> * describing the pixel format.
>>> */
>>> - u8 cpp[3];
>>> + u8 bpp[3];
>>>
>>> /**
>>> * @char_per_block:
>>> diff --git a/include/uapi/drm/drm_fourcc.h
>>> b/include/uapi/drm/drm_fourcc.h
>>> index 3feeaa3..5fe89e9 100644
>>> --- a/include/uapi/drm/drm_fourcc.h
>>> +++ b/include/uapi/drm/drm_fourcc.h
>>> @@ -266,6 +266,21 @@ extern "C" {
>>> #define DRM_FORMAT_P016 fourcc_code('P', '0', '1',
>>> '6') /* 2x2 subsampled Cr:Cb plane 16 bits per channel */
>>>
>>> /*
>>> + * 2 plane YCbCr 10bit
>>> + * index 0 = Y plane, [9:0] Y
>>> + * index 1 = Cr:Cb plane, [19:0] Cr:Cb little endian
>>> + * or
>>> + * index 1 = Cb:Cr plane, [19:0] Cb:Cr little endian
>>> + */
>>> +
>>> +#define DRM_FORMAT_NV12_10 fourcc_code('N', 'A', '1', '2') /*
>>> 2x2 subsampled Cr:Cb plane */
>>> +#define DRM_FORMAT_NV21_10 fourcc_code('N', 'A', '2', '1') /*
>>> 2x2 subsampled Cb:Cr plane */
>>> +#define DRM_FORMAT_NV16_10 fourcc_code('N', 'A', '1', '6') /*
>>> 2x1 subsampled Cr:Cb plane */
>>> +#define DRM_FORMAT_NV61_10 fourcc_code('N', 'A', '6', '1') /*
>>> 2x1 subsampled Cb:Cr plane */
>>> +#define DRM_FORMAT_NV24_10 fourcc_code('N', 'A', '2', '4') /*
>>> non-subsampled Cr:Cb plane */
>>> +#define DRM_FORMAT_NV42_10 fourcc_code('N', 'A', '4', '2') /*
>>> non-subsampled Cb:Cr plane */
>>> +
>>> +/*
>>> * 3 plane YCbCr
>>> * index 0: Y plane, [7:0] Y
>>> * index 1: Cb plane, [7:0] Cb
>>> --
>>> 2.7.4
>>>
>>>
>>>
>>
>
>
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