diff options
Diffstat (limited to 'package/kernel/mac80211/patches/658-0001-rtl8xxxu-Fix-rtl8723bu-driver-reload-issue.patch')
-rw-r--r-- | package/kernel/mac80211/patches/658-0001-rtl8xxxu-Fix-rtl8723bu-driver-reload-issue.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/658-0001-rtl8xxxu-Fix-rtl8723bu-driver-reload-issue.patch b/package/kernel/mac80211/patches/658-0001-rtl8xxxu-Fix-rtl8723bu-driver-reload-issue.patch new file mode 100644 index 0000000..600317c --- /dev/null +++ b/package/kernel/mac80211/patches/658-0001-rtl8xxxu-Fix-rtl8723bu-driver-reload-issue.patch @@ -0,0 +1,30 @@ +From ee286f4b57536ec4a7c1b52d0a3476f8e52594d5 Mon Sep 17 00:00:00 2001 +From: Jes Sorensen <Jes.Sorensen@redhat.com> +Date: Fri, 30 Sep 2016 16:39:39 -0400 +Subject: [PATCH] rtl8xxxu: Fix rtl8723bu driver reload issue + +The generic disable_rf() function clears bits 22 and 23 in +REG_RX_WAIT_CCA, however we did not re-enable them again in +rtl8723b_enable_rf() + +This resolves the problem for me with 8723bu devices not working again +after reloading the driver. + +Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> +--- + drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c | 4 ++++ + 1 file changed, 4 insertions(+) + +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c +@@ -1498,6 +1498,10 @@ static void rtl8723b_enable_rf(struct rt + u32 val32; + u8 val8; + ++ val32 = rtl8xxxu_read32(priv, REG_RX_WAIT_CCA); ++ val32 |= (BIT(22) | BIT(23)); ++ rtl8xxxu_write32(priv, REG_RX_WAIT_CCA, val32); ++ + /* + * No indication anywhere as to what 0x0790 does. The 2 antenna + * vendor code preserves bits 6-7 here. |