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From caae57f942bb200e8bf32db60e124e7a2ce798e0 Mon Sep 17 00:00:00 2001
From: popcornmix <popcornmix@gmail.com>
Date: Mon, 14 Nov 2016 20:14:21 +0000
Subject: [PATCH] rpi-ft5406: Pass device structure into dma_zalloc_coherent
---
drivers/input/touchscreen/rpi-ft5406.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/input/touchscreen/rpi-ft5406.c
+++ b/drivers/input/touchscreen/rpi-ft5406.c
@@ -151,7 +151,7 @@ static int ft5406_probe(struct platform_
return -ENOMEM;
}
- ts->ts_base = dma_zalloc_coherent(NULL, PAGE_SIZE, &ts->bus_addr, GFP_KERNEL);
+ ts->ts_base = dma_zalloc_coherent(dev, PAGE_SIZE, &ts->bus_addr, GFP_KERNEL);
if (!ts->ts_base) {
pr_err("[%s]: failed to dma_alloc_coherent(%ld)\n",
__func__, PAGE_SIZE);
@@ -165,7 +165,7 @@ static int ft5406_probe(struct platform_
if (err || touchbuf != 0) {
dev_warn(dev, "Failed to set touchbuf, trying to get err:%x\n", err);
- dma_free_coherent(NULL, PAGE_SIZE, ts->ts_base, ts->bus_addr);
+ dma_free_coherent(dev, PAGE_SIZE, ts->ts_base, ts->bus_addr);
ts->ts_base = 0;
ts->bus_addr = 0;
}
@@ -238,7 +238,7 @@ static int ft5406_probe(struct platform_
out:
if (ts->bus_addr) {
- dma_free_coherent(NULL, PAGE_SIZE, ts->ts_base, ts->bus_addr);
+ dma_free_coherent(dev, PAGE_SIZE, ts->ts_base, ts->bus_addr);
ts->bus_addr = 0;
ts->ts_base = NULL;
} else if (ts->ts_base) {
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