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Open Source and information security mailing list archives
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Date: Mon, 27 Jul 2015 10:05:57 +0800 From: Mark Yao <mark.yao@...k-chips.com> To: dri-devel@...ts.freedesktop.org Cc: David Airlie <airlied@...ux.ie>, Heiko Stuebner <heiko@...ech.de>, Daniel Kurtz <djkurtz@...omium.org>, Mark Yao <mark.yao@...k-chips.com>, Philipp Zabel <p.zabel@...gutronix.de>, Daniel Vetter <daniel@...ll.ch>, Rob Clark <robdclark@...il.com>, tfiga@...omium.org, linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org, sandy.huang@...k-chips.com, dkm@...k-chips.com, zwl@...k-chips.com Subject: [PATCH v4 1/6] drm/rockchip: vop: Fix virtual stride calculation vir_stride need number words of the virtual width, and fb->pitches save bytes_per_pixel, so just div 4 switch to stride. Signed-off-by: Mark Yao <mark.yao@...k-chips.com> --- Changes in v4: None Changes in v3: Adviced by Tomasz Figa - use more suitable tile for this patch. Changes in v2: None drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index 34b78e7..6b44731 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -667,7 +667,7 @@ static int vop_update_plane_event(struct drm_plane *plane, offset += (src.y1 >> 16) * fb->pitches[0]; yrgb_mst = rk_obj->dma_addr + offset; - y_vir_stride = fb->pitches[0] / (fb->bits_per_pixel >> 3); + y_vir_stride = fb->pitches[0] >> 2; /* * If this plane update changes the plane's framebuffer, (or more -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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