diff options
Diffstat (limited to 'drivers/net/qlge/qlge.h')
| -rw-r--r-- | drivers/net/qlge/qlge.h | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h index ba2e1c5b6bcf..97321bb9600e 100644 --- a/drivers/net/qlge/qlge.h +++ b/drivers/net/qlge/qlge.h @@ -1189,7 +1189,7 @@ struct rx_ring { u32 cq_size; u32 cq_len; u16 cq_id; - u32 *prod_idx_sh_reg; /* Shadowed producer register. */ + volatile __le32 *prod_idx_sh_reg; /* Shadowed producer register. */ dma_addr_t prod_idx_sh_reg_dma; void __iomem *cnsmr_idx_db_reg; /* PCI doorbell mem area + 0 */ u32 cnsmr_idx; /* current sw idx */ @@ -1467,21 +1467,6 @@ static inline void ql_write_db_reg(u32 val, void __iomem *addr) mmiowb(); } -/* - * Shadow Registers: - * Outbound queues have a consumer index that is maintained by the chip. - * Inbound queues have a producer index that is maintained by the chip. - * For lower overhead, these registers are "shadowed" to host memory - * which allows the device driver to track the queue progress without - * PCI reads. When an entry is placed on an inbound queue, the chip will - * update the relevant index register and then copy the value to the - * shadow register in host memory. - */ -static inline unsigned int ql_read_sh_reg(const volatile void *addr) -{ - return *(volatile unsigned int __force *)addr; -} - extern char qlge_driver_name[]; extern const char qlge_driver_version[]; extern const struct ethtool_ops qlge_ethtool_ops; |