diff options
| author | Eliad Peller <eliad@wizery.com> | 2013-11-07 15:23:21 +0400 |
|---|---|---|
| committer | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2013-12-10 00:29:02 +0400 |
| commit | 4ed80a86da93241c18d0e6c676134c7b9440d4b9 (patch) | |
| tree | 7ad48b679de8a0270088637745b6f24aef0152a7 /drivers/net/wireless/iwlwifi/mvm/d3.c | |
| parent | 750a1b456fb655614bdf20c9e3b7c0b523822ab2 (diff) | |
| download | linux-4ed80a86da93241c18d0e6c676134c7b9440d4b9.tar.xz | |
iwlwifi: mvm: enable d3_test even if d3_test_pme_ptr is not available
Even if d3_test_pme_ptr is not available, d3_test can still
be useful, e.g. by manually triggering resume (with ctrl-c),
and reading the wakeup reasons.
Signed-off-by: Eliad Peller <eliad@wizery.com>
Reviewed-by: Luciano Coelho <luciano.coelho@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/d3.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/d3.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c index b9b81e881dd0..12354f844255 100644 --- a/drivers/net/wireless/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/iwlwifi/mvm/d3.c @@ -1216,10 +1216,6 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, if (len >= sizeof(u32) * 2) { mvm->d3_test_pme_ptr = le32_to_cpup((__le32 *)d3_cfg_cmd.resp_pkt->data); - } else if (test) { - /* in test mode we require the pointer */ - ret = -EIO; - goto out; } #endif iwl_free_resp(&d3_cfg_cmd); @@ -1871,10 +1867,14 @@ static ssize_t iwl_mvm_d3_test_read(struct file *file, char __user *user_buf, u32 pme_asserted; while (true) { - pme_asserted = iwl_trans_read_mem32(mvm->trans, - mvm->d3_test_pme_ptr); - if (pme_asserted) - break; + /* read pme_ptr if available */ + if (mvm->d3_test_pme_ptr) { + pme_asserted = iwl_trans_read_mem32(mvm->trans, + mvm->d3_test_pme_ptr); + if (pme_asserted) + break; + } + if (msleep_interruptible(100)) break; } |