diff options
author | John W. Linville <linville@tuxdriver.com> | 2012-01-03 15:16:34 -0500 |
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committer | John W. Linville <linville@tuxdriver.com> | 2012-01-03 15:16:34 -0500 |
commit | 57adc1fcbae2c13104ce291b40f23e40a414fa87 (patch) | |
tree | a22d95cd3a96cbd515cd24fb0833739576c5e92f /drivers/net/wireless/iwlwifi/iwl-io.c | |
parent | faa85aa24286a9e14ae7cc797352350c3ac39986 (diff) | |
parent | dc0d633e35643662f27a0b1c531da3cd6b204b9c (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
Conflicts:
drivers/net/wireless/b43/dma.c
drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-io.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-io.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-io.c b/drivers/net/wireless/iwlwifi/iwl-io.c index 3464cad7e38c..d57ea6484bbe 100644 --- a/drivers/net/wireless/iwlwifi/iwl-io.c +++ b/drivers/net/wireless/iwlwifi/iwl-io.c @@ -283,16 +283,29 @@ u32 iwl_read_targ_mem(struct iwl_bus *bus, u32 addr) return value; } -void iwl_write_targ_mem(struct iwl_bus *bus, u32 addr, u32 val) +int _iwl_write_targ_mem_words(struct iwl_bus *bus, u32 addr, + void *buf, int words) { unsigned long flags; + int offs, result = 0; + u32 *vals = buf; spin_lock_irqsave(&bus->reg_lock, flags); if (!iwl_grab_nic_access(bus)) { iwl_write32(bus, HBUS_TARG_MEM_WADDR, addr); wmb(); - iwl_write32(bus, HBUS_TARG_MEM_WDAT, val); + + for (offs = 0; offs < words; offs++) + iwl_write32(bus, HBUS_TARG_MEM_WDAT, vals[offs]); iwl_release_nic_access(bus); - } + } else + result = -EBUSY; spin_unlock_irqrestore(&bus->reg_lock, flags); + + return result; +} + +int iwl_write_targ_mem(struct iwl_bus *bus, u32 addr, u32 val) +{ + return _iwl_write_targ_mem_words(bus, addr, &val, 1); } |