linux-kernel - [PATCH 18/36] drm/xen: use bpp instead of cpp for drm_format

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Message-Id: <1569242968-183093-3-git-send-email-hjc@rock-chips.com>
Date:   Mon, 23 Sep 2019 20:49:10 +0800
From:   Sandy Huang <hjc@...k-chips.com>
To:     dri-devel@...ts.freedesktop.org,
        Oleksandr Andrushchenko <oleksandr_andrushchenko@...m.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     hjc@...k-chips.com, xen-devel@...ts.xenproject.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 18/36] drm/xen: 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/xen/xen_drm_front_kms.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/xen/xen_drm_front_kms.c b/drivers/gpu/drm/xen/xen_drm_front_kms.c
index 21ad1c3..31de140 100644
--- a/drivers/gpu/drm/xen/xen_drm_front_kms.c
+++ b/drivers/gpu/drm/xen/xen_drm_front_kms.c
@@ -123,7 +123,7 @@ static void display_enable(struct drm_simple_display_pipe *pipe,
 
 	ret = xen_drm_front_mode_set(pipeline, crtc->x, crtc->y,
 				     fb->width, fb->height,
-				     fb->format->cpp[0] * 8,
+				     fb->format->bpp[0],
 				     xen_drm_front_fb_to_cookie(fb));
 
 	if (ret) {
-- 
2.7.4