From f24d41169af2c71e461bda74af8fb36349621b59 Mon Sep 17 00:00:00 2001
From: Gilad Ben-Yossef <gilad@benyossef.com>
Date: Tue, 9 Jan 2018 10:24:33 +0000
Subject: [PATCH] staging: ccree: dma mask is type u64
The dma mask var was defined as dma_addr_t but should be
u64. This showed as a sparse warning when building for 32 bit.
Fix it by changing type to u64 and drop the cast.
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/ccree/cc_driver.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/ccree/cc_driver.c b/drivers/staging/ccree/cc_driver.c
index b49bc25a2d55f..6682d9d93931d 100644
--- a/drivers/staging/ccree/cc_driver.c
+++ b/drivers/staging/ccree/cc_driver.c
@@ -156,7 +156,7 @@ static int init_cc_resources(struct platform_device *plat_dev)
struct device *dev = &plat_dev->dev;
struct device_node *np = dev->of_node;
u32 signature_val;
- dma_addr_t dma_mask;
+ u64 dma_mask;
int rc = 0;
new_drvdata = devm_kzalloc(dev, sizeof(*new_drvdata), GFP_KERNEL);
@@ -205,7 +205,7 @@ static int init_cc_resources(struct platform_device *plat_dev)
if (!plat_dev->dev.dma_mask)
plat_dev->dev.dma_mask = &plat_dev->dev.coherent_dma_mask;
- dma_mask = (dma_addr_t)(DMA_BIT_MASK(DMA_BIT_MASK_LEN));
+ dma_mask = DMA_BIT_MASK(DMA_BIT_MASK_LEN);
while (dma_mask > 0x7fffffffUL) {
if (dma_supported(&plat_dev->dev, dma_mask)) {
rc = dma_set_coherent_mask(&plat_dev->dev, dma_mask);
--
2.30.2