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mac80211: b43: backport b43 patches from wireless testing
[openwrt.git] / package / kernel / mac80211 / patches / 830-b43-workaround-pcie-bcm4716.patch
diff --git a/package/kernel/mac80211/patches/830-b43-workaround-pcie-bcm4716.patch b/package/kernel/mac80211/patches/830-b43-workaround-pcie-bcm4716.patch
index e55d4fe..35e891c 100644 (file)
--- a/package/kernel/mac80211/patches/830-b43-workaround-pcie-bcm4716.patch
+++ b/package/kernel/mac80211/patches/830-b43-workaround-pcie-bcm4716.patch
@@ -19,7 +19,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
 
 --- a/drivers/net/wireless/b43/b43.h
 +++ b/drivers/net/wireless/b43/b43.h
-@@ -1061,6 +1061,32 @@ static inline bool b43_using_pio_transfe
+@@ -1054,6 +1054,31 @@ static inline bool b43_using_pio_transfe
        return dev->__using_pio_transfers;
  }
  
@@ -34,8 +34,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
 +{
 +      if (b43_bus_host_is_pci(dev->dev) &&
 +          bcm47xx_bus_type == BCM47XX_BUS_TYPE_BCMA &&
-+          (bcm47xx_bus.bcma.bus.chipinfo.id == 0x4716 ||
-+           bcm47xx_bus.bcma.bus.chipinfo.id == 0x5300)) {
++          bcm47xx_bus.bcma.bus.chipinfo.id == BCMA_CHIP_ID_BCM4716) {
 +              b43_write16(dev, offset, value);
 +              b43_read16(dev, offset);
 +      } else {
@@ -54,26 +53,52 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
  __printf(2, 3) void b43err(struct b43_wl *wl, const char *fmt, ...);
 --- a/drivers/net/wireless/b43/bus.h
 +++ b/drivers/net/wireless/b43/bus.h
-@@ -60,6 +60,16 @@ static inline bool b43_bus_host_is_sdio(
-       return (dev->bus_type == B43_BUS_SSB &&
-               dev->sdev->bus->bustype == SSB_BUSTYPE_SDIO);
+@@ -70,6 +70,18 @@ static inline bool b43_bus_host_is_sdio(
+       return false;
+ #endif
  }
 +static inline bool b43_bus_host_is_pci(struct b43_bus_dev *dev)
 +{
-+      if (dev->bus_type == B43_BUS_SSB)
-+              return (dev->sdev->bus->bustype == SSB_BUSTYPE_PCI);
-+#ifdef CONFIG_B43_BCMA
++#ifdef CPTCFG_B43_BCMA
 +      if (dev->bus_type == B43_BUS_BCMA)
 +              return (dev->bdev->bus->hosttype == BCMA_HOSTTYPE_PCI);
 +#endif
++#ifdef CPTCFG_B43_SSB
++      if (dev->bus_type == B43_BUS_SSB)
++              return (dev->sdev->bus->bustype == SSB_BUSTYPE_PCI);
++#endif
 +      return false;
 +}
  
  struct b43_bus_dev *b43_bus_dev_bcma_init(struct bcma_device *core);
  struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev);
+--- a/drivers/net/wireless/b43/main.c
++++ b/drivers/net/wireless/b43/main.c
+@@ -4411,7 +4411,7 @@ static int b43_phy_versioning(struct b43
+               u16 radio24[3];
+ 
+               for (tmp = 0; tmp < 3; tmp++) {
+-                      b43_write16(dev, B43_MMIO_RADIO24_CONTROL, tmp);
++                      b43_wflush16(dev, B43_MMIO_RADIO24_CONTROL, tmp);
+                       radio24[tmp] = b43_read16(dev, B43_MMIO_RADIO24_DATA);
+               }
+ 
+@@ -4430,10 +4430,10 @@ static int b43_phy_versioning(struct b43
+                       else
+                               tmp = 0x5205017F;
+               } else {
+-                      b43_write16(dev, B43_MMIO_RADIO_CONTROL,
++                      b43_wflush16(dev, B43_MMIO_RADIO_CONTROL,
+                                   B43_RADIOCTL_ID);
+                       tmp = b43_read16(dev, B43_MMIO_RADIO_DATA_LOW);
+-                      b43_write16(dev, B43_MMIO_RADIO_CONTROL,
++                      b43_wflush16(dev, B43_MMIO_RADIO_CONTROL,
+                                   B43_RADIOCTL_ID);
+                       tmp |= (u32)b43_read16(dev, B43_MMIO_RADIO_DATA_HIGH)
+                               << 16;
 --- a/drivers/net/wireless/b43/phy_common.c
 +++ b/drivers/net/wireless/b43/phy_common.c
-@@ -266,6 +266,12 @@ void b43_phy_write(struct b43_wldev *dev
+@@ -275,6 +275,12 @@ void b43_phy_write(struct b43_wldev *dev
  {
        assert_mac_suspended(dev);
        dev->phy.ops->phy_write(dev, reg, value);
@@ -86,9 +111,95 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
        if (++dev->phy.writes_counter == B43_MAX_WRITES_IN_ROW) {
                b43_read16(dev, B43_MMIO_PHY_VER);
                dev->phy.writes_counter = 0;
+--- a/drivers/net/wireless/b43/phy_ht.c
++++ b/drivers/net/wireless/b43/phy_ht.c
+@@ -1073,20 +1073,20 @@ static unsigned int b43_phy_ht_op_get_de
+ 
+ static u16 b43_phy_ht_op_read(struct b43_wldev *dev, u16 reg)
+ {
+-      b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
++      b43_wflush16(dev, B43_MMIO_PHY_CONTROL, reg);
+       return b43_read16(dev, B43_MMIO_PHY_DATA);
+ }
+ 
+ static void b43_phy_ht_op_write(struct b43_wldev *dev, u16 reg, u16 value)
+ {
+-      b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
++      b43_wflush16(dev, B43_MMIO_PHY_CONTROL, reg);
+       b43_write16(dev, B43_MMIO_PHY_DATA, value);
+ }
+ 
+ static void b43_phy_ht_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask,
+                                u16 set)
+ {
+-      b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
++      b43_wflush16(dev, B43_MMIO_PHY_CONTROL, reg);
+       b43_write16(dev, B43_MMIO_PHY_DATA,
+                   (b43_read16(dev, B43_MMIO_PHY_DATA) & mask) | set);
+ }
+@@ -1096,14 +1096,14 @@ static u16 b43_phy_ht_op_radio_read(stru
+       /* HT-PHY needs 0x200 for read access */
+       reg |= 0x200;
+ 
+-      b43_write16(dev, B43_MMIO_RADIO24_CONTROL, reg);
++      b43_wflush16(dev, B43_MMIO_RADIO24_CONTROL, reg);
+       return b43_read16(dev, B43_MMIO_RADIO24_DATA);
+ }
+ 
+ static void b43_phy_ht_op_radio_write(struct b43_wldev *dev, u16 reg,
+                                     u16 value)
+ {
+-      b43_write16(dev, B43_MMIO_RADIO24_CONTROL, reg);
++      b43_wflush16(dev, B43_MMIO_RADIO24_CONTROL, reg);
+       b43_write16(dev, B43_MMIO_RADIO24_DATA, value);
+ }
+ 
+--- a/drivers/net/wireless/b43/phy_lcn.c
++++ b/drivers/net/wireless/b43/phy_lcn.c
+@@ -845,20 +845,20 @@ static void b43_phy_lcn_op_adjust_txpowe
+ 
+ static u16 b43_phy_lcn_op_read(struct b43_wldev *dev, u16 reg)
+ {
+-      b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
++      b43_wflush16(dev, B43_MMIO_PHY_CONTROL, reg);
+       return b43_read16(dev, B43_MMIO_PHY_DATA);
+ }
+ 
+ static void b43_phy_lcn_op_write(struct b43_wldev *dev, u16 reg, u16 value)
+ {
+-      b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
++      b43_wflush16(dev, B43_MMIO_PHY_CONTROL, reg);
+       b43_write16(dev, B43_MMIO_PHY_DATA, value);
+ }
+ 
+ static void b43_phy_lcn_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask,
+                                  u16 set)
+ {
+-      b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
++      b43_wflush16(dev, B43_MMIO_PHY_CONTROL, reg);
+       b43_write16(dev, B43_MMIO_PHY_DATA,
+                   (b43_read16(dev, B43_MMIO_PHY_DATA) & mask) | set);
+ }
+@@ -868,14 +868,14 @@ static u16 b43_phy_lcn_op_radio_read(str
+       /* LCN-PHY needs 0x200 for read access */
+       reg |= 0x200;
+ 
+-      b43_write16(dev, B43_MMIO_RADIO24_CONTROL, reg);
++      b43_wflush16(dev, B43_MMIO_RADIO24_CONTROL, reg);
+       return b43_read16(dev, B43_MMIO_RADIO24_DATA);
+ }
+ 
+ static void b43_phy_lcn_op_radio_write(struct b43_wldev *dev, u16 reg,
+                                      u16 value)
+ {
+-      b43_write16(dev, B43_MMIO_RADIO24_CONTROL, reg);
++      b43_wflush16(dev, B43_MMIO_RADIO24_CONTROL, reg);
+       b43_write16(dev, B43_MMIO_RADIO24_DATA, value);
+ }
+ 
 --- a/drivers/net/wireless/b43/phy_n.c
 +++ b/drivers/net/wireless/b43/phy_n.c
-@@ -5417,14 +5417,14 @@ static inline void check_phyreg(struct b
+@@ -5812,14 +5812,14 @@ static inline void check_phyreg(struct b
  static u16 b43_nphy_op_read(struct b43_wldev *dev, u16 reg)
  {
        check_phyreg(dev, reg);
@@ -105,7 +216,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
        b43_write16(dev, B43_MMIO_PHY_DATA, value);
  }
  
-@@ -5432,7 +5432,7 @@ static void b43_nphy_op_maskset(struct b
+@@ -5827,7 +5827,7 @@ static void b43_nphy_op_maskset(struct b
                                 u16 set)
  {
        check_phyreg(dev, reg);
@@ -114,16 +225,16 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
        b43_maskset16(dev, B43_MMIO_PHY_DATA, mask, set);
  }
  
-@@ -5443,7 +5443,7 @@ static u16 b43_nphy_op_radio_read(struct
-       /* N-PHY needs 0x100 for read access */
-       reg |= 0x100;
+@@ -5841,7 +5841,7 @@ static u16 b43_nphy_op_radio_read(struct
+       else
+               reg |= 0x100;
  
 -      b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg);
 +      b43_wflush16(dev, B43_MMIO_RADIO_CONTROL, reg);
        return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW);
  }
  
-@@ -5452,7 +5452,7 @@ static void b43_nphy_op_radio_write(stru
+@@ -5850,7 +5850,7 @@ static void b43_nphy_op_radio_write(stru
        /* Register 1 is a 32-bit register. */
        B43_WARN_ON(reg == 1);
  
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