diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-3945-io.h')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-3945-io.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-io.h b/drivers/net/wireless/iwlwifi/iwl-3945-io.h index 994f8ba..d381b82 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945-io.h +++ b/drivers/net/wireless/iwlwifi/iwl-3945-io.h @@ -298,6 +298,7 @@ static inline int __iwl3945_poll_direct_bit(const char *f, u32 l, static inline u32 _iwl3945_read_prph(struct iwl3945_priv *priv, u32 reg) { _iwl3945_write_direct32(priv, HBUS_TARG_PRPH_RADDR, reg | (3 << 24)); + rmb(); return _iwl3945_read_direct32(priv, HBUS_TARG_PRPH_RDAT); } #ifdef CONFIG_IWL3945_DEBUG @@ -319,6 +320,7 @@ static inline void _iwl3945_write_prph(struct iwl3945_priv *priv, { _iwl3945_write_direct32(priv, HBUS_TARG_PRPH_WADDR, ((addr & 0x0000FFFF) | (3 << 24))); + wmb(); _iwl3945_write_direct32(priv, HBUS_TARG_PRPH_WDAT, val); } #ifdef CONFIG_IWL3945_DEBUG @@ -380,12 +382,14 @@ static inline void iwl3945_clear_bits_prph(struct iwl3945_priv static inline u32 iwl3945_read_targ_mem(struct iwl3945_priv *priv, u32 addr) { iwl3945_write_direct32(priv, HBUS_TARG_MEM_RADDR, addr); + rmb(); return iwl3945_read_direct32(priv, HBUS_TARG_MEM_RDAT); } static inline void iwl3945_write_targ_mem(struct iwl3945_priv *priv, u32 addr, u32 val) { iwl3945_write_direct32(priv, HBUS_TARG_MEM_WADDR, addr); + wmb(); iwl3945_write_direct32(priv, HBUS_TARG_MEM_WDAT, val); } @@ -393,6 +397,7 @@ static inline void iwl3945_write_targ_mem_buf(struct iwl3945_priv *priv, u32 add u32 len, u32 *values) { iwl3945_write_direct32(priv, HBUS_TARG_MEM_WADDR, addr); + wmb(); for (; 0 < len; len -= sizeof(u32), values++) iwl3945_write_direct32(priv, HBUS_TARG_MEM_WDAT, *values); } |