Hi Tomi,
Am 09.12.2015 um 09:18 schrieb Tomi Valkeinen <tomi.valkeinen@xxxxxx>:
>
> On 13/11/15 12:29, H. Nikolaus Schaller wrote:
>> Otherwise check_timings fails and we get a "has no modes" message
>> from xrandr.
>>
>> This fix makes the venc assume PAL and NTSC timings that match the
>> timings synthetized by copy_timings_drm_to_omap() from omapdrm
>> mode settings so that check_timings() succeeds.
>>
>> Tested on: BeagleBoard XM, GTA04 and OpenPandora
>>
>> Signed-off-by: H. Nikolaus Schaller <hns@xxxxxxxxxxxxx>
>> ---
>> drivers/video/fbdev/omap2/dss/venc.c | 12 ++++++++++++
>> 1 file changed, 12 insertions(+)
>
> I've picked this up.
Thanks!
>
> With this patch and the one below I can get tv-out working on my very old
> beagleboard, and it seems to work with X also. It doesn't start automatically
> as the connection state is unknown, but doing "xrandr --output None-1 --auto"
> was all I needed to enable it.
Great that you did find the real reason of the problem.
I have tested it on the GTA04 and it also works.
Will the patches arrive in 4.5?
So thanks a lot,
Nikolaus
>
> Tomi
>
> From a4274600a5a67256b91266b0d2624b9c9028909b Mon Sep 17 00:00:00 2001
> From: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
> Date: Tue, 8 Dec 2015 18:32:14 +0200
> Subject: [PATCH] drm/omap: fix fbdev pix format to support all platforms
>
> omap_fbdev always creates a framebuffer with ARGB8888 pixel format. On
> OMAP3 we have VIDEO1 overlay that does not support ARGB8888, and on
> OMAP2 none of the overlays support ARGB888.
>
> This patch changes the omap_fbdev's fb to XRGB8888, which is supported
> by all platforms.
>
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
>
> diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c
> index b8e4cdec28c3..24f92bea39c7 100644
> --- a/drivers/gpu/drm/omapdrm/omap_fbdev.c
> +++ b/drivers/gpu/drm/omapdrm/omap_fbdev.c
> @@ -112,11 +112,8 @@ static int omap_fbdev_create(struct drm_fb_helper *helper,
> dma_addr_t paddr;
> int ret;
>
> - /* only doing ARGB32 since this is what is needed to alpha-blend
> - * with video overlays:
> - */
> sizes->surface_bpp = 32;
> - sizes->surface_depth = 32;
> + sizes->surface_depth = 24;
>
> DBG("create fbdev: %dx%d@%d (%dx%d)", sizes->surface_width,
> sizes->surface_height, sizes->surface_bpp,
>
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