linux-kernel - [PATCH 34/36] drm/tve200: use bpp instead of cpp for drm_format

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Message-Id: <1569243230-183568-4-git-send-email-hjc@rock-chips.com>
Date:   Mon, 23 Sep 2019 20:53:48 +0800
From:   Sandy Huang <hjc@...k-chips.com>
To:     dri-devel@...ts.freedesktop.org,
        Linus Walleij <linus.walleij@...aro.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     hjc@...k-chips.com, linux-kernel@...r.kernel.org
Subject: [PATCH 34/36] drm/tve200: use bpp instead of cpp for drm_format_info

cpp[BytePerPlane] can't describe the 10bit data format correctly,
So we use bpp[BitPerPlane] to instead cpp.

Signed-off-by: Sandy Huang <hjc@...k-chips.com>
---
 drivers/gpu/drm/tve200/tve200_display.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/tve200/tve200_display.c b/drivers/gpu/drm/tve200/tve200_display.c
index d733bbc..915f3b1 100644
--- a/drivers/gpu/drm/tve200/tve200_display.c
+++ b/drivers/gpu/drm/tve200/tve200_display.c
@@ -101,7 +101,7 @@ static int tve200_display_check(struct drm_simple_display_pipe *pipe,
 		 * There's no pitch register, the mode's hdisplay
 		 * controls this.
 		 */
-		if (fb->pitches[0] != mode->hdisplay * fb->format->cpp[0]) {
+		if (fb->pitches[0] != mode->hdisplay * fb->format->bpp[0] / 8) {
 			DRM_DEBUG_KMS("can't handle pitches\n");
 			return -EINVAL;
 		}
-- 
2.7.4