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Commit 4958a1c0 authored by Marek Szyprowski's avatar Marek Szyprowski Committed by Inki Dae
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drm/exynos: gsc: Use real buffer width for configuring the hardware 



DMA hardware should respect buffer pitch, so use the width calculated from
the buffer pitch instead of the virtual one.

Signed-off-by: default avatarMarek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: default avatarInki Dae <inki.dae@samsung.com>
parent 4e1a6230

drivers/gpu/drm/exynos/exynos_drm_gsc.c

+2 −2
Original line number Diff line number Diff line
@@ -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);