[PATCH 27/36] drm/pl111: use bpp instead of cpp for drm_format_info
From: Sandy Huang
Date: Mon Sep 23 2019 - 08:53:18 EST
cpp[BytePerPlane] can't describe the 10bit data format correctly,
So we use bpp[BitPerPlane] to instead cpp.
Signed-off-by: Sandy Huang <hjc@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/pl111/pl111_display.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/pl111/pl111_display.c b/drivers/gpu/drm/pl111/pl111_display.c
index 024771a4..9bc1664 100644
--- a/drivers/gpu/drm/pl111/pl111_display.c
+++ b/drivers/gpu/drm/pl111/pl111_display.c
@@ -103,7 +103,7 @@ static int pl111_display_check(struct drm_simple_display_pipe *pipe,
/* There's no pitch register -- the mode's hdisplay
* controls it.
*/
- if (fb->pitches[0] != mode->hdisplay * fb->format->cpp[0])
+ if (fb->pitches[0] != mode->hdisplay * fb->format->bpp[0] / 8)
return -EINVAL;
/* We can't change the FB format in a flicker-free
--
2.7.4