From 9e05e4b52ac9dafa60d40c4af9ff2043bfa07ca8 Mon Sep 17 00:00:00 2001 From: juhosg Date: Thu, 1 Apr 2010 15:39:23 +0000 Subject: [PATCH] mac80211: remove MCU requests for SoC platforms in the rt2x00 driver The ralink SoC platforms do not have an MCU. Signed-off-by: Luis Correia git-svn-id: svn://svn.openwrt.org/openwrt/trunk@20650 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/mac80211/Makefile | 2 +- ...2-rt2x00-remove-mcu-requests-for-soc.patch | 59 +++++++++++++++++++ 2 files changed, 60 insertions(+), 1 deletion(-) create mode 100644 package/mac80211/patches/602-rt2x00-remove-mcu-requests-for-soc.patch diff --git a/package/mac80211/Makefile b/package/mac80211/Makefile index d7fde6b25..d93c982f6 100644 --- a/package/mac80211/Makefile +++ b/package/mac80211/Makefile @@ -11,7 +11,7 @@ include $(INCLUDE_DIR)/kernel.mk PKG_NAME:=mac80211 PKG_VERSION:=2010-03-24 -PKG_RELEASE:=4 +PKG_RELEASE:=5 PKG_SOURCE_URL:=http://mirror2.openwrt.org/sources # http://www.orbit-lab.org/kernel/compat-wireless-2.6/2010/11 \ # http://wireless.kernel.org/download/compat-wireless-2.6 diff --git a/package/mac80211/patches/602-rt2x00-remove-mcu-requests-for-soc.patch b/package/mac80211/patches/602-rt2x00-remove-mcu-requests-for-soc.patch new file mode 100644 index 000000000..9cecf3a03 --- /dev/null +++ b/package/mac80211/patches/602-rt2x00-remove-mcu-requests-for-soc.patch @@ -0,0 +1,59 @@ +The ralink SoC platforms do not have an MCU. + +Signed-off-by: Luis Correia +--- + +--- a/drivers/net/wireless/rt2x00/rt2800lib.c ++++ b/drivers/net/wireless/rt2x00/rt2800lib.c +@@ -221,9 +221,9 @@ void rt2800_mcu_request(struct rt2x00_de + u32 reg; + + /* +- * SOC devices don't support MCU requests. ++ * some devices don't support MCU requests. + */ +- if (rt2x00_is_soc(rt2x00dev)) ++ if (!test_bit(DRIVER_REQUIRE_MCU, &rt2x00dev->flags)) + return; + + mutex_lock(&rt2x00dev->csr_mutex); +--- a/drivers/net/wireless/rt2x00/rt2800pci.c ++++ b/drivers/net/wireless/rt2x00/rt2800pci.c +@@ -60,6 +60,12 @@ static void rt2800pci_mcu_status(struct + unsigned int i; + u32 reg; + ++ /* ++ * some devices don't support MCU requests. ++ */ ++ if (!test_bit(DRIVER_REQUIRE_MCU, &rt2x00dev->flags)) ++ return; ++ + for (i = 0; i < 200; i++) { + rt2800_register_read(rt2x00dev, H2M_MAILBOX_CID, ®); + +@@ -1098,10 +1104,12 @@ static int rt2800pci_probe_hw(struct rt2 + __set_bit(DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL, &rt2x00dev->flags); + + /* +- * This device requires firmware. ++ * This device requires firmware and MCU access. + */ +- if (!rt2x00_is_soc(rt2x00dev)) ++ if (!rt2x00_is_soc(rt2x00dev)){ + __set_bit(DRIVER_REQUIRE_FIRMWARE, &rt2x00dev->flags); ++ __set_bit(DRIVER_REQUIRE_MCU, &rt2x00dev->flags); ++ } + __set_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags); + __set_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags); + if (!modparam_nohwcrypt) +--- a/drivers/net/wireless/rt2x00/rt2x00.h ++++ b/drivers/net/wireless/rt2x00/rt2x00.h +@@ -631,6 +631,7 @@ enum rt2x00_flags { + * Driver requirements + */ + DRIVER_REQUIRE_FIRMWARE, ++ DRIVER_REQUIRE_MCU, + DRIVER_REQUIRE_BEACON_GUARD, + DRIVER_REQUIRE_ATIM_QUEUE, + DRIVER_REQUIRE_DMA,