diff options
| author | Tomas Winkler <tomas.winkler@intel.com> | 2008-05-29 16:34:58 +0800 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-06-03 15:00:20 -0400 |
| commit | f118a91d16127e461cc8c17c529306910f13a8b1 (patch) | |
| tree | 96f31c93ef9f044f8b77077b1f16f499944e9c5a /drivers/net/wireless/iwlwifi/iwl-4965.c | |
| parent | 7f066108d15d06ec3534434333f0274c868fe798 (diff) | |
iwlwifi: implement apm stop function
This patch adds apm stop function for 4965 and 5000.
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-4965.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-4965.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index 646c589b828..080fc54db15 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -642,6 +642,22 @@ void iwl4965_hw_txq_ctx_stop(struct iwl_priv *priv) iwl_hw_txq_ctx_free(priv); } +static void iwl4965_apm_stop(struct iwl_priv *priv) +{ + unsigned long flags; + + iwl4965_hw_nic_stop_master(priv); + + spin_lock_irqsave(&priv->lock, flags); + + iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET); + + udelay(10); + + iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); + spin_unlock_irqrestore(&priv->lock, flags); +} + static int iwl4965_apm_reset(struct iwl_priv *priv) { int ret = 0; @@ -658,6 +674,7 @@ static int iwl4965_apm_reset(struct iwl_priv *priv) /* FIXME: put here L1A -L0S w/a */ iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); + ret = iwl_poll_bit(priv, CSR_RESET, CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25); @@ -689,7 +706,6 @@ out: spin_unlock_irqrestore(&priv->lock, flags); return ret; - } #define REG_RECALIB_PERIOD (60) @@ -3625,6 +3641,7 @@ static struct iwl_lib_ops iwl4965_lib = { .apm_ops = { .init = iwl4965_apm_init, .reset = iwl4965_apm_reset, + .stop = iwl4965_apm_stop, .config = iwl4965_nic_config, .set_pwr_src = iwl4965_set_pwr_src, }, |