diff options
Diffstat (limited to 'openwrt/package')
| -rw-r--r-- | openwrt/package/linux/kernel-patches/316-b44_mii_phy.patch | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/openwrt/package/linux/kernel-patches/316-b44_mii_phy.patch b/openwrt/package/linux/kernel-patches/316-b44_mii_phy.patch new file mode 100644 index 0000000000..ace58c9631 --- /dev/null +++ b/openwrt/package/linux/kernel-patches/316-b44_mii_phy.patch @@ -0,0 +1,77 @@ +--- linux-2.4.30.old/drivers/net/b44.c 2005-05-01 23:30:22.000000000 +0400 ++++ linux-2.4.30/drivers/net/b44.c 2005-05-10 16:51:24.410654488 +0400 +@@ -343,17 +343,14 @@ + bw32(B44_IMASK, bp->imask); + } + +-static int b44_readphy(struct b44 *bp, int reg, u32 *val) ++static int __b44_readphy(struct b44 *bp, int phy_addr, int reg, u32 *val) + { + int err; + +- if (bp->phy_addr == B44_PHY_ADDR_NO_PHY) +- return 0; +- + bw32(B44_EMAC_ISTAT, EMAC_INT_MII); + bw32(B44_MDIO_DATA, (MDIO_DATA_SB_START | + (MDIO_OP_READ << MDIO_DATA_OP_SHIFT) | +- (bp->phy_addr << MDIO_DATA_PMD_SHIFT) | ++ (phy_addr << MDIO_DATA_PMD_SHIFT) | + (reg << MDIO_DATA_RA_SHIFT) | + (MDIO_TA_VALID << MDIO_DATA_TA_SHIFT))); + err = b44_wait_bit(bp, B44_EMAC_ISTAT, EMAC_INT_MII, 100, 0); +@@ -362,21 +359,34 @@ + return err; + } + +-static int b44_writephy(struct b44 *bp, int reg, u32 val) ++static int b44_readphy(struct b44 *bp, int reg, u32 *val) + { + if (bp->phy_addr == B44_PHY_ADDR_NO_PHY) + return 0; + ++ return __b44_readphy(bp, bp->phy_addr, reg, val); ++} ++ ++static int __b44_writephy(struct b44 *bp, int phy_addr, int reg, u32 val) ++{ + bw32(B44_EMAC_ISTAT, EMAC_INT_MII); + bw32(B44_MDIO_DATA, (MDIO_DATA_SB_START | + (MDIO_OP_WRITE << MDIO_DATA_OP_SHIFT) | +- (bp->phy_addr << MDIO_DATA_PMD_SHIFT) | ++ (phy_addr << MDIO_DATA_PMD_SHIFT) | + (reg << MDIO_DATA_RA_SHIFT) | + (MDIO_TA_VALID << MDIO_DATA_TA_SHIFT) | + (val & MDIO_DATA_DATA))); + return b44_wait_bit(bp, B44_EMAC_ISTAT, EMAC_INT_MII, 100, 0); + } + ++static int b44_writephy(struct b44 *bp, int reg, u32 val) ++{ ++ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY) ++ return 0; ++ ++ return __b44_writephy(bp, bp->phy_addr, reg, val); ++} ++ + static int b44_phy_reset(struct b44 *bp) + { + u32 val; +@@ -1701,7 +1711,7 @@ + u32 mii_regval; + + spin_lock_irq(&bp->lock); +- err = b44_readphy(bp, data->reg_num & 0x1f, &mii_regval); ++ err = __b44_readphy(bp, data->phy_id & 0x1f, data->reg_num & 0x1f, &mii_regval); + spin_unlock_irq(&bp->lock); + + data->val_out = mii_regval; +@@ -1714,7 +1724,7 @@ + return -EPERM; + + spin_lock_irq(&bp->lock); +- err = b44_writephy(bp, data->reg_num & 0x1f, data->val_in); ++ err = __b44_writephy(bp, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in); + spin_unlock_irq(&bp->lock); + + return err; |