openwrt/target/linux/brcm2708/patches-4.4/0546-fb-Use-struct-device-for-dma_alloc_coherent.patch

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From aeef7a1c42f363b30a5a4c48f12301a5b46d8427 Mon Sep 17 00:00:00 2001
From: popcornmix <popcornmix@gmail.com>
Date: Thu, 17 Nov 2016 16:49:33 +0000
Subject: [PATCH] fb: Use struct device for dma_alloc_coherent
---
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
@@ -507,7 +507,7 @@ static long vc_mem_copy(struct bcm2708_f
return -EFAULT;
}
- buf = dma_alloc_coherent(NULL, PAGE_ALIGN(size), &bus_addr,
+ buf = dma_alloc_coherent(fb->fb.device, PAGE_ALIGN(size), &bus_addr,
GFP_ATOMIC);
if (!buf) {
pr_err("[%s]: failed to dma_alloc_coherent(%d)\n",
@@ -531,7 +531,7 @@ static long vc_mem_copy(struct bcm2708_f
}
out:
if (buf)
- dma_free_coherent(NULL, PAGE_ALIGN(size), buf, bus_addr);
+ dma_free_coherent(fb->fb.device, PAGE_ALIGN(size), buf, bus_addr);
return rc;
}