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iwlwifi: check ucode loading error and restart 

Driver check alive message from ucode, if it is not ok, then need
to restart the loading process. instead of checking multiple places
for failure, only need to check in once place when receive alive
message from uCode.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
This commit is contained in:
Wey-Yi Guy 2011-01-14 17:48:06 -08:00
parent 78d12c237c
commit 10480b0566
3 changed files with 6 additions and 25 deletions
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8
drivers/net/wireless/iwlwifi/iwl-4965.c
View File

@ -251,14 +251,6 @@ static int iwl4965_set_ucode_ptrs(struct iwl_priv *priv)
*/
static void iwl4965_init_alive_start(struct iwl_priv *priv)
{
/* Check alive response for "valid" sign from uCode */
if (priv->card_alive_init.is_valid != UCODE_VALID_OK) {
/* We had an error bringing up the hardware, so take it
* all the way back down so we can try again */
IWL_DEBUG_INFO(priv, "Initialize Alive failed.\n");
goto restart;
}
/* Bootstrap uCode has loaded initialize uCode ... verify inst image.
* This is a paranoid check, because we would not have gotten the
* "initialize" alive if code weren't properly loaded. */

8
drivers/net/wireless/iwlwifi/iwl-agn-ucode.c
View File

@ -308,14 +308,6 @@ void iwlagn_init_alive_start(struct iwl_priv *priv)
{
int ret = 0;
/* Check alive response for "valid" sign from uCode */
if (priv->card_alive_init.is_valid != UCODE_VALID_OK) {
/* We had an error bringing up the hardware, so take it
* all the way back down so we can try again */
IWL_DEBUG_INFO(priv, "Initialize Alive failed.\n");
goto restart;
}
/* initialize uCode was loaded... verify inst image.
* This is a paranoid check, because we would not have gotten the
* "initialize" alive if code weren't properly loaded. */

15
drivers/net/wireless/iwlwifi/iwl-agn.c
View File

@ -462,8 +462,12 @@ static void iwl_rx_reply_alive(struct iwl_priv *priv,
if (palive->is_valid == UCODE_VALID_OK)
queue_delayed_work(priv->workqueue, pwork,
msecs_to_jiffies(5));
else
IWL_WARN(priv, "uCode did not respond OK.\n");
else {
IWL_WARN(priv, "%s uCode did not respond OK.\n",
(palive->ver_subtype == INITIALIZE_SUBTYPE) ?
"init" : "runtime");
queue_work(priv->workqueue, &priv->restart);
}
}
static void iwl_bg_beacon_update(struct work_struct *work)
@ -2648,13 +2652,6 @@ static void iwl_alive_start(struct iwl_priv *priv)
IWL_DEBUG_INFO(priv, "Runtime Alive received.\n");
if (priv->card_alive.is_valid != UCODE_VALID_OK) {
/* We had an error bringing up the hardware, so take it
* all the way back down so we can try again */
IWL_DEBUG_INFO(priv, "Alive failed.\n");
goto restart;
}
/* Initialize uCode has loaded Runtime uCode ... verify inst image.
* This is a paranoid check, because we would not have gotten the
* "runtime" alive if code weren't properly loaded. */