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iwlwifi: provide proper API to disable all interrupts

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Since the op_mode may go away, the transport needs to be able to
be told not to update the op_mode at all (even for RF kill).
Provide this API and use it in the proper places.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
This commit is contained in:
Emmanuel Grumbach
2012-03-31 08:28:38 -07:00
committed by Wey-Yi Guy
parent d23f78e61f
commit 218733cf7d
4 changed files with 34 additions and 16 deletions
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10
drivers/net/wireless/iwlwifi/iwl-trans.h
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@@ -335,7 +335,8 @@ struct iwl_trans;
* @start_hw: starts the HW- from that point on, the HW can send interrupts
* May sleep
* @stop_hw: stops the HW- from that point on, the HW will be in low power but
* will still issue interrupt if the HW RF kill is triggered.
* will still issue interrupt if the HW RF kill is triggered unless
* op_mode_leaving is true.
* May sleep
* @start_fw: allocates and inits all the resources for the transport
* layer. Also kick a fw image.
@@ -379,7 +380,7 @@ struct iwl_trans;
struct iwl_trans_ops {
int (*start_hw)(struct iwl_trans *iwl_trans);
void (*stop_hw)(struct iwl_trans *iwl_trans);
void (*stop_hw)(struct iwl_trans *iwl_trans, bool op_mode_leaving);
int (*start_fw)(struct iwl_trans *trans, const struct fw_img *fw);
void (*fw_alive)(struct iwl_trans *trans);
void (*stop_device)(struct iwl_trans *trans);
@@ -478,11 +479,12 @@ static inline int iwl_trans_start_hw(struct iwl_trans *trans)
return trans->ops->start_hw(trans);
}
static inline void iwl_trans_stop_hw(struct iwl_trans *trans)
static inline void iwl_trans_stop_hw(struct iwl_trans *trans,
bool op_mode_leaving)
{
might_sleep();
trans->ops->stop_hw(trans);
trans->ops->stop_hw(trans, op_mode_leaving);
trans->state = IWL_TRANS_NO_FW;
}