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Commit 5383825c authored by Ben Hutchings's avatar Ben Hutchings
Browse files

sfc: const-qualify source pointers for MMIO write functions 



Signed-off-by: default avatarBen Hutchings <bhutchings@solarflare.com>
parent abc71bb9

drivers/net/ethernet/sfc/io.h

+10 −8
Original line number Original line Diff line number Diff line
@@ -83,7 +83,7 @@ static inline __le32 _efx_readd(struct efx_nic *efx, unsigned int reg) 
}

}





/* Write a normal 128-bit CSR, locking as appropriate. */

/* Write a normal 128-bit CSR, locking as appropriate. */

static inline void efx_writeo(struct efx_nic *efx, efx_oword_t *value,

static inline void efx_writeo(struct efx_nic *efx, const efx_oword_t *value,

			      unsigned int reg)

			      unsigned int reg)

{

{

	unsigned long flags __attribute__ ((unused));

	unsigned long flags __attribute__ ((unused));
@@ -108,7 +108,7 @@ static inline void efx_writeo(struct efx_nic *efx, efx_oword_t *value, 




/* Write 64-bit SRAM through the supplied mapping, locking as appropriate. */

/* Write 64-bit SRAM through the supplied mapping, locking as appropriate. */

static inline void efx_sram_writeq(struct efx_nic *efx, void __iomem *membase,

static inline void efx_sram_writeq(struct efx_nic *efx, void __iomem *membase,

				   efx_qword_t *value, unsigned int index)

				   const efx_qword_t *value, unsigned int index)

{

{

	unsigned int addr = index * sizeof(*value);

	unsigned int addr = index * sizeof(*value);

	unsigned long flags __attribute__ ((unused));

	unsigned long flags __attribute__ ((unused));
@@ -129,7 +129,7 @@ static inline void efx_sram_writeq(struct efx_nic *efx, void __iomem *membase, 
}

}





/* Write a 32-bit CSR or the last dword of a special 128-bit CSR */

/* Write a 32-bit CSR or the last dword of a special 128-bit CSR */

static inline void efx_writed(struct efx_nic *efx, efx_dword_t *value,

static inline void efx_writed(struct efx_nic *efx, const efx_dword_t *value,

			      unsigned int reg)

			      unsigned int reg)

{

{

	netif_vdbg(efx, hw, efx->net_dev,

	netif_vdbg(efx, hw, efx->net_dev,
@@ -190,7 +190,8 @@ static inline void efx_readd(struct efx_nic *efx, efx_dword_t *value, 
}

}





/* Write a 128-bit CSR forming part of a table */

/* Write a 128-bit CSR forming part of a table */

static inline void efx_writeo_table(struct efx_nic *efx, efx_oword_t *value,

static inline void

efx_writeo_table(struct efx_nic *efx, const efx_oword_t *value,

		 unsigned int reg, unsigned int index)

		 unsigned int reg, unsigned int index)

{

{

	efx_writeo(efx, value, reg + index * sizeof(efx_oword_t));

	efx_writeo(efx, value, reg + index * sizeof(efx_oword_t));
@@ -239,7 +240,8 @@ static inline void _efx_writeo_page(struct efx_nic *efx, efx_oword_t *value, 
/* Write a page-mapped 32-bit CSR (EVQ_RPTR or the high bits of

/* Write a page-mapped 32-bit CSR (EVQ_RPTR or the high bits of

 * RX_DESC_UPD or TX_DESC_UPD)

 * RX_DESC_UPD or TX_DESC_UPD)

 */

 */

static inline void _efx_writed_page(struct efx_nic *efx, efx_dword_t *value,

static inline void

_efx_writed_page(struct efx_nic *efx, const efx_dword_t *value,

		 unsigned int reg, unsigned int page)

		 unsigned int reg, unsigned int page)

{

{

	efx_writed(efx, value, EFX_PAGED_REG(page, reg));

	efx_writed(efx, value, EFX_PAGED_REG(page, reg));
@@ -256,7 +258,7 @@ static inline void _efx_writed_page(struct efx_nic *efx, efx_dword_t *value, 
 * collector register.

 * collector register.

 */

 */

static inline void _efx_writed_page_locked(struct efx_nic *efx,

static inline void _efx_writed_page_locked(struct efx_nic *efx,

					   efx_dword_t *value,

					   const efx_dword_t *value,

					   unsigned int reg,

					   unsigned int reg,

					   unsigned int page)

					   unsigned int page)

{

{