DMA hardware should respect buffer pitch, so use the width calculated from the buffer pitch instead of the virtual one. Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx> --- drivers/gpu/drm/exynos/exynos_drm_gsc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index e99dd1e4ba65..ee27f7fdc7ab 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -577,7 +577,7 @@ static void gsc_src_set_size(struct gsc_context *ctx, cfg &= ~(GSC_SRCIMG_HEIGHT_MASK | GSC_SRCIMG_WIDTH_MASK); - cfg |= (GSC_SRCIMG_WIDTH(buf->buf.width) | + cfg |= (GSC_SRCIMG_WIDTH(buf->buf.pitch[0] / buf->format->cpp[0]) | GSC_SRCIMG_HEIGHT(buf->buf.height)); gsc_write(cfg, GSC_SRCIMG_SIZE); @@ -868,7 +868,7 @@ static void gsc_dst_set_size(struct gsc_context *ctx, /* original size */ cfg = gsc_read(GSC_DSTIMG_SIZE); cfg &= ~(GSC_DSTIMG_HEIGHT_MASK | GSC_DSTIMG_WIDTH_MASK); - cfg |= GSC_DSTIMG_WIDTH(buf->buf.width) | + cfg |= GSC_DSTIMG_WIDTH(buf->buf.pitch[0] / buf->format->cpp[0]) | GSC_DSTIMG_HEIGHT(buf->buf.height); gsc_write(cfg, GSC_DSTIMG_SIZE); -- 2.17.1 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html