diff options
author | Abhijeet Kolekar <abhijeet.kolekar@intel.com> | 2009-10-02 20:44:05 (GMT) |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2009-10-07 20:39:45 (GMT) |
commit | 1739d3322008fb95e88ad0530bcc057789107879 (patch) | |
tree | 4313490309c954c6edb72d90e73e326dcfd17cce /drivers/net/wireless/iwlwifi | |
parent | d68b603cf01a6e7d8c85c5a86db751ed3960c0c7 (diff) | |
download | linux-fsl-qoriq-1739d3322008fb95e88ad0530bcc057789107879.tar.xz |
iwlwifi: replace iwl_poll_direct_bit with iwl_poll_bit for CSR access
Replace iwl_poll_direct_bit with iwl_poll_bit when accessing CSR registers.
There is no need to power up the mac to access CSR registers.
Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Acked-by: Ben M Cahill <ben.m.cahill@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-3945.c | 10 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-4965.c | 6 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-5000.c | 6 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-core.c | 2 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-eeprom.c | 12 |
5 files changed, 23 insertions, 13 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index c5d1d57..ced0e33 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -999,8 +999,9 @@ static int iwl3945_apm_init(struct iwl_priv *priv) * D0U* --> D0A* state */ iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); - ret = iwl_poll_direct_bit(priv, CSR_GP_CNTRL, - CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); + ret = iwl_poll_bit(priv, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, + CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); if (ret < 0) { IWL_DEBUG_INFO(priv, "Failed to init the card\n"); goto out; @@ -1177,8 +1178,9 @@ static int iwl3945_apm_reset(struct iwl_priv *priv) iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); - iwl_poll_direct_bit(priv, CSR_GP_CNTRL, - CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); + iwl_poll_bit(priv, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, + CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); iwl_write_prph(priv, APMG_CLK_CTRL_REG, APMG_CLK_VAL_BSM_CLK_RQT); diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index dd10c42..f8eed9a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -335,7 +335,8 @@ static int iwl4965_apm_init(struct iwl_priv *priv) iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); /* wait for clock stabilization */ - ret = iwl_poll_direct_bit(priv, CSR_GP_CNTRL, + ret = iwl_poll_bit(priv, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); if (ret < 0) { IWL_DEBUG_INFO(priv, "Failed to init the card\n"); @@ -411,7 +412,8 @@ static int iwl4965_apm_reset(struct iwl_priv *priv) iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); - ret = iwl_poll_direct_bit(priv, CSR_GP_CNTRL, + ret = iwl_poll_bit(priv, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); if (ret < 0) goto out; diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index d8dadbf..98baf8a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -98,7 +98,8 @@ int iwl5000_apm_init(struct iwl_priv *priv) iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); /* wait for clock stabilization */ - ret = iwl_poll_direct_bit(priv, CSR_GP_CNTRL, + ret = iwl_poll_bit(priv, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); if (ret < 0) { IWL_DEBUG_INFO(priv, "Failed to init the card\n"); @@ -138,7 +139,8 @@ int iwl5000_apm_reset(struct iwl_priv *priv) iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); /* wait for clock stabilization */ - ret = iwl_poll_direct_bit(priv, CSR_GP_CNTRL, + ret = iwl_poll_bit(priv, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); if (ret < 0) { IWL_DEBUG_INFO(priv, "Failed to init the card\n"); diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 7c0ef8e..dc7fd87 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -1338,7 +1338,7 @@ int iwl_apm_stop_master(struct iwl_priv *priv) /* set stop master bit */ iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_STOP_MASTER); - iwl_poll_direct_bit(priv, CSR_RESET, + iwl_poll_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_MASTER_DISABLED, CSR_RESET_REG_FLAG_MASTER_DISABLED, 100); spin_unlock_irqrestore(&priv->lock, flags); diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c index 3d2b93a..8107132 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c @@ -283,7 +283,8 @@ int iwlcore_eeprom_acquire_semaphore(struct iwl_priv *priv) CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM); /* See if we got it */ - ret = iwl_poll_direct_bit(priv, CSR_HW_IF_CONFIG_REG, + ret = iwl_poll_bit(priv, CSR_HW_IF_CONFIG_REG, + CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM, CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM, EEPROM_SEM_TIMEOUT); if (ret >= 0) { @@ -322,7 +323,8 @@ static int iwl_init_otp_access(struct iwl_priv *priv) CSR_GP_CNTRL_REG_FLAG_INIT_DONE); /* wait for clock to be ready */ - ret = iwl_poll_direct_bit(priv, CSR_GP_CNTRL, + ret = iwl_poll_bit(priv, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); if (ret < 0) @@ -345,7 +347,8 @@ static int iwl_read_otp_word(struct iwl_priv *priv, u16 addr, u16 *eeprom_data) _iwl_write32(priv, CSR_EEPROM_REG, CSR_EEPROM_REG_MSK_ADDR & (addr << 1)); - ret = iwl_poll_direct_bit(priv, CSR_EEPROM_REG, + ret = iwl_poll_bit(priv, CSR_EEPROM_REG, + CSR_EEPROM_REG_READ_VALID_MSK, CSR_EEPROM_REG_READ_VALID_MSK, IWL_EEPROM_ACCESS_TIMEOUT); if (ret < 0) { @@ -538,7 +541,8 @@ int iwl_eeprom_init(struct iwl_priv *priv) _iwl_write32(priv, CSR_EEPROM_REG, CSR_EEPROM_REG_MSK_ADDR & (addr << 1)); - ret = iwl_poll_direct_bit(priv, CSR_EEPROM_REG, + ret = iwl_poll_bit(priv, CSR_EEPROM_REG, + CSR_EEPROM_REG_READ_VALID_MSK, CSR_EEPROM_REG_READ_VALID_MSK, IWL_EEPROM_ACCESS_TIMEOUT); if (ret < 0) { |