openwrt/package/mac80211/patches/615-rt2x00-fix_20mhz_clk.patch
Felix Fietkau b5a27f260b mac80211: merge an idle handling fix (fixes ath9k_htc client mode), refresh patches
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 36265
2013-04-07 22:05:36 +00:00

30 lines
756 B
Diff

--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -38,6 +38,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
+#include <linux/clk.h>
#include "rt2x00.h"
#include "rt2800lib.h"
@@ -5375,13 +5376,14 @@ static int rt2800_probe_hw_mode(struct r
int rt2800_probe_clk(struct rt2x00_dev *rt2x00dev)
{
- struct rt2x00_platform_data *pdata = rt2x00dev->dev->platform_data;
struct hw_mode_spec *spec = &rt2x00dev->spec;
+ struct clk *clk = clk_get(rt2x00dev->dev, NULL);
- if (!pdata)
- return -EINVAL;
+ if (IS_ERR(clk))
+ return PTR_ERR(clk);
- spec->clk_is_20mhz = pdata->clk_is_20mhz;
+ if (clk_get_rate(clk) == 20000000)
+ spec->clk_is_20mhz = 1;
return 0;
}