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iwlwifi:

Browse Source 
* fix OTP parsing 8260
 * fix powersave handling for 8260
 
 brcmfmac:
 
 * fix null pointer crash
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Merge tag 'wireless-drivers-for-davem-2015-06-01' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers

Kalle Valo says:

====================
iwlwifi:

* fix OTP parsing 8260
* fix powersave handling for 8260

brcmfmac:

* fix null pointer crash
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2015-06-01 16:06:29 -07:00
commit cd842a67e6
5 changed files with 20 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
View File

@ -511,11 +511,9 @@ static int brcmf_msgbuf_query_dcmd(struct brcmf_pub *drvr, int ifidx,
msgbuf->rx_pktids,
msgbuf->ioctl_resp_pktid);
if (msgbuf->ioctl_resp_ret_len != 0) {
if (!skb) {
brcmf_err("Invalid packet id idx recv'd %d\n",
msgbuf->ioctl_resp_pktid);
if (!skb)
return -EBADF;
}
memcpy(buf, skb->data, (len < msgbuf->ioctl_resp_ret_len) ?
len : msgbuf->ioctl_resp_ret_len);
}
@ -874,10 +872,8 @@ brcmf_msgbuf_process_txstatus(struct brcmf_msgbuf *msgbuf, void *buf)
flowid -= BRCMF_NROF_H2D_COMMON_MSGRINGS;
skb = brcmf_msgbuf_get_pktid(msgbuf->drvr->bus_if->dev,
msgbuf->tx_pktids, idx);
if (!skb) {
brcmf_err("Invalid packet id idx recv'd %d\n", idx);
if (!skb)
return;
}
set_bit(flowid, msgbuf->txstatus_done_map);
commonring = msgbuf->flowrings[flowid];
@ -1156,6 +1152,8 @@ brcmf_msgbuf_process_rx_complete(struct brcmf_msgbuf *msgbuf, void *buf)
skb = brcmf_msgbuf_get_pktid(msgbuf->drvr->bus_if->dev,
msgbuf->rx_pktids, idx);
if (!skb)
return;
if (data_offset)
skb_pull(skb, data_offset);

2
drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
View File

@ -471,7 +471,7 @@ static int iwl_get_radio_cfg(const struct iwl_cfg *cfg, const __le16 *nvm_sw,
if (cfg->device_family != IWL_DEVICE_FAMILY_8000)
return le16_to_cpup(nvm_sw + RADIO_CFG);
return le32_to_cpup((__le32 *)(nvm_sw + RADIO_CFG_FAMILY_8000));
return le32_to_cpup((__le32 *)(phy_sku + RADIO_CFG_FAMILY_8000));
}

6
drivers/net/wireless/iwlwifi/pcie/internal.h
View File

@ -1,7 +1,7 @@
/******************************************************************************
*
* Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright(c) 2003 - 2015 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
*
* Portions of this file are derived from the ipw3945 project, as well
* as portions of the ieee80211 subsystem header files.
@ -320,7 +320,7 @@ struct iwl_trans_pcie {
/*protect hw register */
spinlock_t reg_lock;
bool cmd_in_flight;
bool cmd_hold_nic_awake;
bool ref_cmd_in_flight;
/* protect ref counter */

4
drivers/net/wireless/iwlwifi/pcie/trans.c
View File

@ -1372,7 +1372,7 @@ static bool iwl_trans_pcie_grab_nic_access(struct iwl_trans *trans, bool silent,
spin_lock_irqsave(&trans_pcie->reg_lock, *flags);
if (trans_pcie->cmd_in_flight)
if (trans_pcie->cmd_hold_nic_awake)
goto out;
/* this bit wakes up the NIC */
@ -1438,7 +1438,7 @@ static void iwl_trans_pcie_release_nic_access(struct iwl_trans *trans,
*/
__acquire(&trans_pcie->reg_lock);
if (trans_pcie->cmd_in_flight)
if (trans_pcie->cmd_hold_nic_awake)
goto out;
__iwl_trans_pcie_clear_bit(trans, CSR_GP_CNTRL,

23
drivers/net/wireless/iwlwifi/pcie/tx.c
View File

@ -1039,18 +1039,14 @@ static int iwl_pcie_set_cmd_in_flight(struct iwl_trans *trans,
iwl_trans_pcie_ref(trans);
}
if (trans_pcie->cmd_in_flight)
return 0;
trans_pcie->cmd_in_flight = true;
/*
* wake up the NIC to make sure that the firmware will see the host
* command - we will let the NIC sleep once all the host commands
* returned. This needs to be done only on NICs that have
* apmg_wake_up_wa set.
*/
if (trans->cfg->base_params->apmg_wake_up_wa) {
if (trans->cfg->base_params->apmg_wake_up_wa &&
!trans_pcie->cmd_hold_nic_awake) {
__iwl_trans_pcie_set_bit(trans, CSR_GP_CNTRL,
CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
if (trans->cfg->device_family == IWL_DEVICE_FAMILY_8000)
@ -1064,10 +1060,10 @@ static int iwl_pcie_set_cmd_in_flight(struct iwl_trans *trans,
if (ret < 0) {
__iwl_trans_pcie_clear_bit(trans, CSR_GP_CNTRL,
CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
trans_pcie->cmd_in_flight = false;
IWL_ERR(trans, "Failed to wake NIC for hcmd\n");
return -EIO;
}
trans_pcie->cmd_hold_nic_awake = true;
}
return 0;
@ -1085,15 +1081,14 @@ static int iwl_pcie_clear_cmd_in_flight(struct iwl_trans *trans)
iwl_trans_pcie_unref(trans);
}
if (WARN_ON(!trans_pcie->cmd_in_flight))
return 0;
if (trans->cfg->base_params->apmg_wake_up_wa) {
if (WARN_ON(!trans_pcie->cmd_hold_nic_awake))
return 0;
trans_pcie->cmd_in_flight = false;
if (trans->cfg->base_params->apmg_wake_up_wa)
trans_pcie->cmd_hold_nic_awake = false;
__iwl_trans_pcie_clear_bit(trans, CSR_GP_CNTRL,
CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
}
return 0;
}