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drm/bridge: analogix_dp: Fix bpp value in analogix_dp_bandwidth_ok()

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Signed-off-by: Wyon Bi <bivvy.bi@rock-chips.com>
Change-Id: I38fc9c1d95966204c89afffe15ce551ae8c3f62f
This commit is contained in:
Wyon Bi
2022-11-18 01:11:59 +00:00
committed by Tao Huang
parent deb783324d
commit 56f0ad9953
1 changed files with 8 additions and 0 deletions
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8
drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
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@@ -56,8 +56,16 @@ static bool analogix_dp_bandwidth_ok(struct analogix_dp_device *dp,
const struct drm_display_mode *mode,
unsigned int rate, unsigned int lanes)
{
const struct drm_display_info *info;
u32 max_bw, req_bw, bpp = 24;
if (dp->plat_data->skip_connector)
return true;
info = &dp->connector.display_info;
if (info->bpc)
bpp = 3 * info->bpc;
req_bw = mode->clock * bpp / 8;
max_bw = lanes * rate;
if (req_bw > max_bw)