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ath6kl: Fix target assert in p2p bringup with multi vif

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Using interface 0 for p2p causes target assert. This is because
interface 0 is always initialized to non-p2p operations. Fix this
issue by initializing all the interfaces for p2p when fw is capable
of dynamic interface switching. When fw is not capable of dynamic
switching, make sure p2p is not brought up on interface which is
not initialized for this purpose.

Reported-by: Naveen Singh navesing@qca.qualcomm.com
Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Vasanthakumar Thiagarajan 2012-04-06 20:24:30 +05:30 • committed by Kalle Valo
parent b514fab5a1
commit 1e8d13b0ac
2 changed files with 47 additions and 9 deletions
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27
drivers/net/wireless/ath/ath6kl/init.c
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@ -488,22 +488,31 @@ int ath6kl_configure_target(struct ath6kl *ar)
fw_mode |= fw_iftype << (i * HI_OPTION_FW_MODE_BITS);
/*
* By default, submodes :
* Submodes when fw does not support dynamic interface
* switching:
* vif[0] - AP/STA/IBSS
* vif[1] - "P2P dev"/"P2P GO"/"P2P Client"
* vif[2] - "P2P dev"/"P2P GO"/"P2P Client"
* Otherwise, All the interface are initialized to p2p dev.
*/
for (i = 0; i < ar->max_norm_iface; i++)
fw_submode |= HI_OPTION_FW_SUBMODE_NONE <<
(i * HI_OPTION_FW_SUBMODE_BITS);
if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
ar->fw_capabilities)) {
for (i = 0; i < ar->vif_max; i++)
fw_submode |= HI_OPTION_FW_SUBMODE_P2PDEV <<
(i * HI_OPTION_FW_SUBMODE_BITS);
} else {
for (i = 0; i < ar->max_norm_iface; i++)
fw_submode |= HI_OPTION_FW_SUBMODE_NONE <<
(i * HI_OPTION_FW_SUBMODE_BITS);
for (i = ar->max_norm_iface; i < ar->vif_max; i++)
fw_submode |= HI_OPTION_FW_SUBMODE_P2PDEV <<
(i * HI_OPTION_FW_SUBMODE_BITS);
for (i = ar->max_norm_iface; i < ar->vif_max; i++)
fw_submode |= HI_OPTION_FW_SUBMODE_P2PDEV <<
(i * HI_OPTION_FW_SUBMODE_BITS);
if (ar->p2p && ar->vif_max == 1)
fw_submode = HI_OPTION_FW_SUBMODE_P2PDEV;
if (ar->p2p && ar->vif_max == 1)
fw_submode = HI_OPTION_FW_SUBMODE_P2PDEV;
}
if (ath6kl_bmi_write_hi32(ar, hi_app_host_interest,
HTC_PROTOCOL_VERSION) != 0) {