diff options
| author | Stefan Agner <stefan@agner.ch> | 2018-09-05 07:21:08 +0200 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2019-03-18 10:42:13 +0100 |
| commit | d23286ff3d79e1b78b4a4b030a62c3ddc120c607 (patch) | |
| tree | 82ab6d317f67404350d4359f62cf893f1cd67df4 /drivers/gpu/drm/bridge/dumb-vga-dac.c | |
| parent | drm: Use new DRM_BUS_FLAG_*_(DRIVE|SAMPLE)_(POS|NEG)EDGE flags (diff) | |
| download | linux-d23286ff3d79e1b78b4a4b030a62c3ddc120c607.tar.xz linux-d23286ff3d79e1b78b4a4b030a62c3ddc120c607.zip | |
drm/bridge: use bus flags in bridge timings
The DRM bus flags convey additional information on pixel data on
the bus. All current available bus flags might be of interest for
a bridge. Remove the sampling_edge field and use bus_flags.
In the case at hand a dumb VGA bridge needs a specific data enable
polarity (DRM_BUS_FLAG_DE_LOW).
Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Tested-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/gpu/drm/bridge/dumb-vga-dac.c')
| -rw-r--r-- | drivers/gpu/drm/bridge/dumb-vga-dac.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/bridge/dumb-vga-dac.c b/drivers/gpu/drm/bridge/dumb-vga-dac.c index 94ed450e308d..e64736c39a9f 100644 --- a/drivers/gpu/drm/bridge/dumb-vga-dac.c +++ b/drivers/gpu/drm/bridge/dumb-vga-dac.c @@ -234,7 +234,7 @@ static int dumb_vga_remove(struct platform_device *pdev) */ static const struct drm_bridge_timings default_dac_timings = { /* Timing specifications, datasheet page 7 */ - .sampling_edge = DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE, + .input_bus_flags = DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE, .setup_time_ps = 500, .hold_time_ps = 1500, }; @@ -245,7 +245,7 @@ static const struct drm_bridge_timings default_dac_timings = { */ static const struct drm_bridge_timings ti_ths8134_dac_timings = { /* From timing diagram, datasheet page 9 */ - .sampling_edge = DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE, + .input_bus_flags = DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE, /* From datasheet, page 12 */ .setup_time_ps = 3000, /* I guess this means latched input */ @@ -258,7 +258,7 @@ static const struct drm_bridge_timings ti_ths8134_dac_timings = { */ static const struct drm_bridge_timings ti_ths8135_dac_timings = { /* From timing diagram, datasheet page 14 */ - .sampling_edge = DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE, + .input_bus_flags = DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE, /* From datasheet, page 16 */ .setup_time_ps = 2000, .hold_time_ps = 500, |