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authorDavid Spinadel <david.spinadel@intel.com>2014-06-05 11:20:43 +0300
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2014-06-24 21:55:24 +0300
commit762533ba9c0306b97e8587fdcafc500a3d7115ae (patch)
treef9a2b699a55cf256ec36c616b00fc6b3ac39eaf1 /drivers/net/wireless/iwlwifi/iwl-drv.c
parent35a4e1817187db6f3db609c1fce913c661446ab6 (diff)
downloadop-kernel-dev-762533ba9c0306b97e8587fdcafc500a3d7115ae.zip
op-kernel-dev-762533ba9c0306b97e8587fdcafc500a3d7115ae.tar.gz
iwlwifi: mvm: don't use hardcoded num of scan channels
Use num of scan channels as advertised by fw TLV. Signed-off-by: David Spinadel <david.spinadel@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-drv.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-drv.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c
index f2a5c122..bf584d3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/iwlwifi/iwl-drv.c
@@ -155,6 +155,8 @@ static struct iwlwifi_opmode_table {
[MVM_OP_MODE] = { .name = "iwlmvm", .ops = NULL },
};
+#define IWL_DEFAULT_SCAN_CHANNELS 40
+
/*
* struct fw_sec: Just for the image parsing proccess.
* For the fw storage we are using struct fw_desc.
@@ -819,6 +821,12 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
if (iwl_store_cscheme(&drv->fw, tlv_data, tlv_len))
goto invalid_tlv_len;
break;
+ case IWL_UCODE_TLV_N_SCAN_CHANNELS:
+ if (tlv_len != sizeof(u32))
+ goto invalid_tlv_len;
+ capa->n_scan_channels =
+ le32_to_cpup((__le32 *)tlv_data);
+ break;
default:
IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type);
break;
@@ -973,6 +981,7 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context)
fw->ucode_capa.max_probe_length = IWL_DEFAULT_MAX_PROBE_LENGTH;
fw->ucode_capa.standard_phy_calibration_size =
IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE;
+ fw->ucode_capa.n_scan_channels = IWL_DEFAULT_SCAN_CHANNELS;
if (!api_ok)
api_ok = api_max;
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