From 02baa554c7768e20668a466b35e479e8454d2d61 Mon Sep 17 00:00:00 2001 From: popcornmix Date: Wed, 16 Nov 2016 21:17:27 +0000 Subject: [PATCH] fb: Use correct bus address for dest of dma memcpy --- drivers/video/fbdev/bcm2708_fb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/drivers/video/fbdev/bcm2708_fb.c +++ b/drivers/video/fbdev/bcm2708_fb.c @@ -438,7 +438,7 @@ static void dma_memcpy(struct bcm2708_fb cb->info = BCM2708_DMA_BURST(burst_size) | BCM2708_DMA_S_WIDTH | BCM2708_DMA_S_INC | BCM2708_DMA_D_WIDTH | - BCM2708_DMA_D_INC | BCM2708_DMA_TDMODE; + BCM2708_DMA_D_INC; cb->dst = dst; cb->src = src; cb->length = size; @@ -521,7 +521,7 @@ static long vc_mem_copy(struct bcm2708_f size_t s = min(size, remaining); unsigned char *p = (unsigned char *)ioparam.src + offset; unsigned char *q = (unsigned char *)ioparam.dst + offset; - dma_memcpy(fb, (dma_addr_t)buf, INTALIAS_L1L2_NONALLOCATING((dma_addr_t)p), size); + dma_memcpy(fb, bus_addr, INTALIAS_L1L2_NONALLOCATING((dma_addr_t)p), size); if (copy_to_user(q, buf, s) != 0) { pr_err("[%s]: failed to copy-to-user\n", __func__);