[PATCH 04/20] soc: fsl: qe: make cpm_muram_offset take a const void* argument

From: Rasmus Villemoes
Date: Sat Dec 05 2020 - 14:20:13 EST


Allow passing const-qualified pointers without requiring a cast in the
caller.

Signed-off-by: Rasmus Villemoes <rasmus.villemoes@xxxxxxxxx>
---
drivers/soc/fsl/qe/qe_common.c | 2 +-
include/soc/fsl/qe/qe.h | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/soc/fsl/qe/qe_common.c b/drivers/soc/fsl/qe/qe_common.c
index 75075591f630..0fbdc965c4cb 100644
--- a/drivers/soc/fsl/qe/qe_common.c
+++ b/drivers/soc/fsl/qe/qe_common.c
@@ -223,7 +223,7 @@ void __iomem *cpm_muram_addr(unsigned long offset)
}
EXPORT_SYMBOL(cpm_muram_addr);

-unsigned long cpm_muram_offset(void __iomem *addr)
+unsigned long cpm_muram_offset(const void __iomem *addr)
{
return addr - (void __iomem *)muram_vbase;
}
diff --git a/include/soc/fsl/qe/qe.h b/include/soc/fsl/qe/qe.h
index 3feddfec9f87..8ee3747433c0 100644
--- a/include/soc/fsl/qe/qe.h
+++ b/include/soc/fsl/qe/qe.h
@@ -102,7 +102,7 @@ s32 cpm_muram_alloc(unsigned long size, unsigned long align);
void cpm_muram_free(s32 offset);
s32 cpm_muram_alloc_fixed(unsigned long offset, unsigned long size);
void __iomem *cpm_muram_addr(unsigned long offset);
-unsigned long cpm_muram_offset(void __iomem *addr);
+unsigned long cpm_muram_offset(const void __iomem *addr);
dma_addr_t cpm_muram_dma(void __iomem *addr);
#else
static inline s32 cpm_muram_alloc(unsigned long size,
@@ -126,7 +126,7 @@ static inline void __iomem *cpm_muram_addr(unsigned long offset)
return NULL;
}

-static inline unsigned long cpm_muram_offset(void __iomem *addr)
+static inline unsigned long cpm_muram_offset(const void __iomem *addr)
{
return -ENOSYS;
}
--
2.23.0