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drm/omap: verify that display x-res is divisible by 8

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DISPC requires the x resolution to be divisible by 8 when stall mode is
not used.

Add a check to the DPI driver to verify this.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Tomi Valkeinen 2016-01-05 11:43:18 +02:00
parent d31966ffd1
commit 2158f2c7fe
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/omapdrm/dss/dpi.c
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@ -513,6 +513,9 @@ static int dpi_check_timings(struct omap_dss_device *dssdev,
struct dpi_clk_calc_ctx ctx;
bool ok;
if (timings->x_res % 8 != 0)
return -EINVAL;
if (mgr && !dispc_mgr_timings_ok(mgr->id, timings))
return -EINVAL;