add lvds1024*800

hc

2024-01-31 f70575805708cabdedea7498aaa3f710fde4d920

 kernel/drivers/dma/mediatek/mtk-hsdma.c
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@@ -107,10 +107,10 @@
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  * struct mtk_hsdma_pdesc - This is the struct holding info describing physical
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  *			    descriptor (PD) and its placement must be kept at
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  *			    4-bytes alignment in little endian order.
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- * @desc[1-4]:		    The control pad used to indicate hardware how to
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- *			    deal with the descriptor such as source and
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- *			    destination address and data length. The maximum
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- *			    data length each pdesc can handle is 0x3f80 bytes
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+ * @desc1:		    | The control pad used to indicate hardware how to
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+ * @desc2:		    | deal with the descriptor such as source and
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+ * @desc3:		    | destination address and data length. The maximum
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+ * @desc4:		    | data length each pdesc can handle is 0x3f80 bytes
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  */
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 struct mtk_hsdma_pdesc {
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 	__le32 desc1;
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@@ -325,8 +325,8 @@
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 	 * and [MTK_DMA_SIZE ... 2 * MTK_DMA_SIZE - 1] is for RX ring.
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 	 */
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 	pc->sz_ring = 2 * MTK_DMA_SIZE * sizeof(*ring->txd);
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-	ring->txd = dma_zalloc_coherent(hsdma2dev(hsdma), pc->sz_ring,
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-					&ring->tphys, GFP_NOWAIT);
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+	ring->txd = dma_alloc_coherent(hsdma2dev(hsdma), pc->sz_ring,
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+				       &ring->tphys, GFP_NOWAIT);
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 	if (!ring->txd)
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 		return -ENOMEM;
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