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mac80211: rt2x00: allow to disable bands via platform data

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SVN-Revision: 30629
This commit is contained in:
Gabor Juhos 2012-02-18 17:36:09 +00:00
parent d4b6ea4a9a
commit 89d7f8112e
2 changed files with 48 additions and 1 deletions
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2
package/mac80211/Makefile
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@ -11,7 +11,7 @@ include $(INCLUDE_DIR)/kernel.mk
PKG_NAME:=mac80211
PKG_VERSION:=2012-02-06
PKG_RELEASE:=3
PKG_RELEASE:=4
PKG_SOURCE_URL:=http://mirror2.openwrt.org/sources
PKG_MD5SUM:=fae71c35ee3f3de6329f2db7aed6d265

47
package/mac80211/patches/608-rt2x00-allow_disabling_bands_through_platform_data.patch Normal file
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@ -0,0 +1,47 @@
--- a/include/linux/rt2x00_platform.h
+++ b/include/linux/rt2x00_platform.h
@@ -14,6 +14,9 @@
struct rt2x00_platform_data {
char *eeprom_file_name;
+
+ int disable_2ghz;
+ int disable_5ghz;
};
#endif /* _RT2X00_PLATFORM_H */
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -825,6 +825,22 @@ static int rt2x00lib_probe_hw_modes(stru
unsigned int num_rates;
unsigned int i;
+ if (rt2x00dev->dev->platform_data) {
+ struct rt2x00_platform_data *pdata;
+
+ pdata = rt2x00dev->dev->platform_data;
+ if (pdata->disable_2ghz)
+ spec->supported_bands &= ~SUPPORT_BAND_2GHZ;
+ if (pdata->disable_5ghz)
+ spec->supported_bands &= ~SUPPORT_BAND_5GHZ;
+ }
+
+ if ((spec->supported_bands & SUPPORT_BAND_BOTH) == 0) {
+ ERROR(rt2x00dev, "No supported bands\n");
+ return -EINVAL;
+ }
+
+
num_rates = 0;
if (spec->supported_rates & SUPPORT_RATE_CCK)
num_rates += 4;
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -420,6 +420,7 @@ struct hw_mode_spec {
unsigned int supported_bands;
#define SUPPORT_BAND_2GHZ 0x00000001
#define SUPPORT_BAND_5GHZ 0x00000002
+#define SUPPORT_BAND_BOTH (SUPPORT_BAND_2GHZ | SUPPORT_BAND_5GHZ)
unsigned int supported_rates;
#define SUPPORT_RATE_CCK 0x00000001