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ath6kl: Process regulatory requests from firmware.

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Process the regulatory code from eeprom and pass the
country information to cfg80211.

kvalo: add space between struct name and *

Signed-off-by: Vivek Natarajan <nataraja@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Vivek Natarajan 2011-09-06 13:01:36 +05:30 committed by Kalle Valo
parent 6e4604c8b9
commit 0603376045
2 changed files with 84 additions and 0 deletions
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78
drivers/net/wireless/ath/ath6kl/wmi.c
View File

@ -18,6 +18,8 @@
#include "core.h"
#include "debug.h"
#include "testmode.h"
#include "../regd.h"
#include "../regd_common.h"
static int ath6kl_wmi_sync_point(struct wmi *wmi);
@ -779,6 +781,81 @@ static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len)
return 0;
}
static struct country_code_to_enum_rd *
ath6kl_regd_find_country(u16 countryCode)
{
int i;
for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
if (allCountries[i].countryCode == countryCode)
return &allCountries[i];
}
return NULL;
}
static struct reg_dmn_pair_mapping *
ath6kl_get_regpair(u16 regdmn)
{
int i;
if (regdmn == NO_ENUMRD)
return NULL;
for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) {
if (regDomainPairs[i].regDmnEnum == regdmn)
return &regDomainPairs[i];
}
return NULL;
}
static struct country_code_to_enum_rd *
ath6kl_regd_find_country_by_rd(u16 regdmn)
{
int i;
for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
if (allCountries[i].regDmnEnum == regdmn)
return &allCountries[i];
}
return NULL;
}
static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len)
{
struct ath6kl_wmi_regdomain *ev;
struct country_code_to_enum_rd *country = NULL;
struct reg_dmn_pair_mapping *regpair = NULL;
char alpha2[2];
u32 reg_code;
ev = (struct ath6kl_wmi_regdomain *) datap;
reg_code = le32_to_cpu(ev->reg_code);
if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG)
country = ath6kl_regd_find_country((u16) reg_code);
else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) {
regpair = ath6kl_get_regpair((u16) reg_code);
country = ath6kl_regd_find_country_by_rd((u16) reg_code);
ath6kl_dbg(ATH6KL_DBG_WMI, "ath6kl: Regpair used: 0x%0x\n",
regpair->regDmnEnum);
}
if (country) {
alpha2[0] = country->isoName[0];
alpha2[1] = country->isoName[1];
regulatory_hint(wmi->parent_dev->wdev->wiphy, alpha2);
ath6kl_dbg(ATH6KL_DBG_WMI, "ath6kl: Country alpha2 being used: %c%c\n",
alpha2[0], alpha2[1]);
}
}
static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len)
{
struct wmi_disconnect_event *ev;
@ -3068,6 +3145,7 @@ int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb)
break;
case WMI_REGDOMAIN_EVENTID:
ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n");
ath6kl_wmi_regdomain_event(wmi, datap, len);
break;
case WMI_PSTREAM_TIMEOUT_EVENTID:
ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n");

6
drivers/net/wireless/ath/ath6kl/wmi.h
View File

@ -1325,6 +1325,12 @@ enum wmi_disconnect_reason {
IBSS_MERGE = 0xe,
};
#define ATH6KL_COUNTRY_RD_SHIFT 16
struct ath6kl_wmi_regdomain {
__le32 reg_code;
};
struct wmi_disconnect_event {
/* reason code, see 802.11 spec. */
__le16 proto_reason_status;