This patch fixes the following sparse warning:-
drivers/staging/sm750fb/ddk750_help.c: warning: incorrect type in assignment
(different address spaces)
In addition it eliminates an unnecessary volatile.
Signed-off-by: Lorenzo Stoakes <lstoa...@gmail.com>
---
drivers/staging/sm750fb/ddk750_chip.h | 4 +++-
drivers/staging/sm750fb/ddk750_help.c | 2 +-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/sm750fb/ddk750_chip.h
b/drivers/staging/sm750fb/ddk750_chip.h
index 1c78875..a4e5bcc 100644
--- a/drivers/staging/sm750fb/ddk750_chip.h
+++ b/drivers/staging/sm750fb/ddk750_chip.h
@@ -3,6 +3,8 @@
#define DEFAULT_INPUT_CLOCK 14318181 /* Default reference clock */
#define SM750LE_REVISION_ID (char)0xfe
+#include <linux/io.h>
+
/* This is all the chips recognized by this library */
typedef enum _logical_chip_type_t
{
@@ -70,7 +72,7 @@ logical_chip_type_t getChipType(void);
unsigned int calcPllValue(unsigned int request,pll_value_t *pll);
unsigned int calcPllValue2(unsigned int,pll_value_t *);
unsigned int formatPllReg(pll_value_t *pPLL);
-void ddk750_set_mmio(volatile unsigned char *,unsigned short,char);
+void ddk750_set_mmio(unsigned char __iomem *,unsigned short,char);
unsigned int ddk750_getVMSize(void);
int ddk750_initHw(initchip_param_t *);
unsigned int getPllValue(clock_type_t clockType, pll_value_t *pPLL);
diff --git a/drivers/staging/sm750fb/ddk750_help.c
b/drivers/staging/sm750fb/ddk750_help.c
index cc00d2b..6ad4dec 100644
--- a/drivers/staging/sm750fb/ddk750_help.c
+++ b/drivers/staging/sm750fb/ddk750_help.c
@@ -7,7 +7,7 @@ char revId750 = 0;
unsigned short devId750 = 0;
/* after driver mapped io registers, use this function first */
-void ddk750_set_mmio(volatile unsigned char * addr,unsigned short devId,char
revId)
+void ddk750_set_mmio(unsigned char __iomem * addr,unsigned short devId,char
revId)
{
mmio750 = addr;
devId750 = devId;
--
2.3.2
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