On 2017.08.18 18:21:30 +0800, Tina Zhang wrote:
> This patch is to introduce the framebuffer decoder which can decode guest
> OS's framebuffer information, including primary, cursor and sprite plane.
>
> v14:
> - refine pixel format table. (Zhenyu)
>
> v9:
> - move drm format change to a separate patch. (Xiaoguang)
>
> v8:
> - fix a bug in decoding primary plane. (Tina)
>
> v7:
> - refine framebuffer decoder code. (Zhenyu)
>
> Signed-off-by: Tina Zhang <tina.zhang@xxxxxxxxx>
> Cc: Zhenyu Wang <zhenyuw@xxxxxxxxxxxxxxx>
>
> +static struct pixel_format bdw_pixel_formats[] = {
> + {DRM_FORMAT_C8, 8, "8-bit Indexed"},
> + {DRM_FORMAT_RGB565, 16, "16-bit BGRX (5:6:5 MSB-R:G:B)"},
> + {DRM_FORMAT_XRGB8888, 32, "32-bit BGRX (8:8:8:8 MSB-X:R:G:B)"},
> + {DRM_FORMAT_XBGR2101010, 32, "32-bit RGBX (2:10:10:10 MSB-X:B:G:R)"},
> +
> + {DRM_FORMAT_XRGB2101010, 32, "32-bit BGRX (2:10:10:10 MSB-X:R:G:B)"},
> + {DRM_FORMAT_XBGR8888, 32, "32-bit RGBX (8:8:8:8 MSB-X:B:G:R)"},
> +
> + /* non-supported format has bpp default to 0 */
> + {0, 0, NULL},
> +};
> +
> +static struct pixel_format skl_pixel_formats[] = {
> + {DRM_FORMAT_YUYV, 16, "16-bit packed YUYV (8:8:8:8 MSB-V:Y2:U:Y1)"},
> + {DRM_FORMAT_UYVY, 16, "16-bit packed UYVY (8:8:8:8 MSB-Y2:V:Y1:U)"},
> + {DRM_FORMAT_YVYU, 16, "16-bit packed YVYU (8:8:8:8 MSB-U:Y2:V:Y1)"},
> + {DRM_FORMAT_VYUY, 16, "16-bit packed VYUY (8:8:8:8 MSB-Y2:U:Y1:V)"},
> +
> + {DRM_FORMAT_C8, 8, "8-bit Indexed"},
> + {DRM_FORMAT_RGB565, 16, "16-bit BGRX (5:6:5 MSB-R:G:B)"},
> + {DRM_FORMAT_ABGR8888, 32, "32-bit RGBA (8:8:8:8 MSB-A:B:G:R)"},
> + {DRM_FORMAT_XBGR8888, 32, "32-bit RGBX (8:8:8:8 MSB-X:B:G:R)"},
> +
> + {DRM_FORMAT_ARGB8888, 32, "32-bit BGRA (8:8:8:8 MSB-A:R:G:B)"},
> + {DRM_FORMAT_XRGB8888, 32, "32-bit BGRX (8:8:8:8 MSB-X:R:G:B)"},
> + {DRM_FORMAT_XBGR2101010, 32, "32-bit RGBX (2:10:10:10 MSB-X:B:G:R)"},
> + {DRM_FORMAT_XRGB2101010, 32, "32-bit BGRX (2:10:10:10 MSB-X:R:G:B)"},
> +
> + /* non-supported format has bpp default to 0 */
> + {0, 0, NULL},
> +};
What about KBL support of this? If not fully supported now, need to set
proper state at "probe" ioctl time.
--
Open Source Technology Center, Intel ltd.
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