linux-kernel - [PATCH 29/36] drm/ingenic: use bpp instead of cpp for drm_format

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Message-Id: <1569243189-183445-4-git-send-email-hjc@rock-chips.com>
Date:   Mon, 23 Sep 2019 20:53:02 +0800
From:   Sandy Huang <hjc@...k-chips.com>
To:     dri-devel@...ts.freedesktop.org,
        Paul Cercueil <paul@...pouillou.net>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     hjc@...k-chips.com, linux-kernel@...r.kernel.org
Subject: [PATCH 29/36] drm/ingenic: 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/ingenic/ingenic-drm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/ingenic/ingenic-drm.c b/drivers/gpu/drm/ingenic/ingenic-drm.c
index ec32e1c..70ccec5 100644
--- a/drivers/gpu/drm/ingenic/ingenic-drm.c
+++ b/drivers/gpu/drm/ingenic/ingenic-drm.c
@@ -375,7 +375,7 @@ static void ingenic_drm_plane_atomic_update(struct drm_plane *plane,
 
 	width = state->crtc->state->adjusted_mode.hdisplay;
 	height = state->crtc->state->adjusted_mode.vdisplay;
-	cpp = state->fb->format->cpp[plane->index];
+	cpp = state->fb->format->bpp[plane->index] / 8;
 
 	priv->dma_hwdesc->addr = drm_fb_cma_get_gem_addr(state->fb, state, 0);
 	priv->dma_hwdesc->cmd = width * height * cpp / 4;
-- 
2.7.4