diff options
Diffstat (limited to 'package/kernel/mac80211/patches')
| -rw-r--r-- | package/kernel/mac80211/patches/383-b43-fix-support-for-14e4-4321-PCI-dev-with-BCM4321-c.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/383-b43-fix-support-for-14e4-4321-PCI-dev-with-BCM4321-c.patch b/package/kernel/mac80211/patches/383-b43-fix-support-for-14e4-4321-PCI-dev-with-BCM4321-c.patch new file mode 100644 index 0000000000..4ecef3b5af --- /dev/null +++ b/package/kernel/mac80211/patches/383-b43-fix-support-for-14e4-4321-PCI-dev-with-BCM4321-c.patch @@ -0,0 +1,32 @@ +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> +Date: Sat, 6 Jun 2015 22:45:59 +0200 +Subject: [PATCH] b43: fix support for 14e4:4321 PCI dev with BCM4321 chipset +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +It seems Broadcom released two devices with conflicting device id. There +are for sure 14e4:4321 PCI devices with BCM4321 (N-PHY) chipset, they +can be found in routers, e.g. Netgear WNR834Bv2. However, according to +Broadcom public sources 0x4321 is also used for 5 GHz BCM4306 (G-PHY). +It's unsure if they meant PCI device id, or "virtual" id (from SPROM). +To distinguish these devices lets check PHY type (G vs. N). + +Signed-off-by: Rafał Miłecki <zajec5@gmail.com> +Cc: <stable@vger.kernel.org> # 3.16+ +Signed-off-by: Kalle Valo <kvalo@codeaurora.org> +--- + +--- a/drivers/net/wireless/b43/main.c ++++ b/drivers/net/wireless/b43/main.c +@@ -5365,6 +5365,10 @@ static void b43_supported_bands(struct b + *have_5ghz_phy = true; + return; + case 0x4321: /* BCM4306 */ ++ /* There are 14e4:4321 PCI devs with 2.4 GHz BCM4321 (N-PHY) */ ++ if (dev->phy.type != B43_PHYTYPE_G) ++ break; ++ /* fall through */ + case 0x4313: /* BCM4311 */ + case 0x431a: /* BCM4318 */ + case 0x432a: /* BCM4321 */ |