tg3: Don't access phy test ctrl reg for 5717+

[net-next-2.6.git] / drivers / net / tg3.c

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index b26a577829390003fd1af2b80923624dec482e8d..5d155c50e6e3afa4e435ee6fac0de64e5c0f9a67 100644 (file)
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -6929,9 +6929,13 @@ static int tg3_chip_reset(struct tg3 *tp)
        val = GRC_MISC_CFG_CORECLK_RESET;
 
        if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
-               if (tr32(0x7e2c) == 0x60) {
-                       tw32(0x7e2c, 0x20);
-               }
+               /* Force PCIe 1.0a mode */
+               if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5785 &&
+                   !(tp->tg3_flags3 & TG3_FLG3_5717_PLUS) &&
+                   tr32(TG3_PCIE_PHY_TSTCTL) ==
+                   (TG3_PCIE_PHY_TSTCTL_PCIE10 | TG3_PCIE_PHY_TSTCTL_PSCRAM))
+                       tw32(TG3_PCIE_PHY_TSTCTL, TG3_PCIE_PHY_TSTCTL_PSCRAM);
+
                if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
                        tw32(GRC_MISC_CFG, (1 << 29));
                        val |= (1 << 29);
@@ -7002,8 +7006,7 @@ static int tg3_chip_reset(struct tg3 *tp)
                 * Older PCIe devices only support the 128 byte
                 * MPS setting.  Enforce the restriction.
                 */
-               if (!(tp->tg3_flags & TG3_FLAG_CPMU_PRESENT) ||
-                   (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784))
+               if (!(tp->tg3_flags & TG3_FLAG_CPMU_PRESENT))
                        val16 &= ~PCI_EXP_DEVCTL_PAYLOAD;
                pci_write_config_word(tp->pdev,
                                      tp->pcie_cap + PCI_EXP_DEVCTL,
@@ -7076,9 +7079,7 @@ static int tg3_chip_reset(struct tg3 *tp)
        if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
            tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
            GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5785 &&
-           GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717 &&
-           GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5719 &&
-           GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_57765) {
+           !(tp->tg3_flags3 & TG3_FLG3_5717_PLUS)) {
                val = tr32(0x7c00);
 
                tw32(0x7c00, val | (1 << 25));
@@ -7751,9 +7752,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
        if (err)
                return err;
 
-       if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765) {
+       if (tp->tg3_flags3 & TG3_FLG3_5717_PLUS) {
                val = tr32(TG3PCI_DMA_RW_CTRL) &
                      ~DMA_RWCTRL_DIS_CACHE_ALIGNMENT;
                if (tp->pci_chip_rev_id == CHIPREV_ID_57765_A0)
@@ -7916,9 +7915,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
                             BDINFO_FLAGS_DISABLED);
                }
 
-               if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-                   GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-                   GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765)
+               if (tp->tg3_flags3 & TG3_FLG3_5717_PLUS)
                        val = (RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT) |
                              (TG3_RX_STD_DMA_SZ << 2);
                else
@@ -7935,9 +7932,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
                          tp->rx_jumbo_pending : 0;
        tw32_rx_mbox(TG3_RX_JMB_PROD_IDX_REG, tpr->rx_jmb_prod_idx);
 
-       if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765) {
+       if (tp->tg3_flags3 & TG3_FLG3_5717_PLUS) {
                tw32(STD_REPLENISH_LWM, 32);
                tw32(JMB_REPLENISH_LWM, 16);
        }
@@ -8627,9 +8622,7 @@ static int tg3_test_interrupt(struct tg3 *tp)
         * Turn off MSI one shot mode.  Otherwise this test has no
         * observable way to know whether the interrupt was delivered.
         */
-       if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765) &&
+       if ((tp->tg3_flags3 & TG3_FLG3_5717_PLUS) &&
            (tp->tg3_flags2 & TG3_FLG2_USING_MSI)) {
                val = tr32(MSGINT_MODE) | MSGINT_MODE_ONE_SHOT_DISABLE;
                tw32(MSGINT_MODE, val);
@@ -8672,9 +8665,7 @@ static int tg3_test_interrupt(struct tg3 *tp)
 
        if (intr_ok) {
                /* Reenable MSI one shot mode. */
-               if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-                    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-                    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765) &&
+               if ((tp->tg3_flags3 & TG3_FLG3_5717_PLUS) &&
                    (tp->tg3_flags2 & TG3_FLG2_USING_MSI)) {
                        val = tr32(MSGINT_MODE) & ~MSGINT_MODE_ONE_SHOT_DISABLE;
                        tw32(MSGINT_MODE, val);
@@ -8865,7 +8856,7 @@ static void tg3_ints_fini(struct tg3 *tp)
        else if (tp->tg3_flags2 & TG3_FLG2_USING_MSI)
                pci_disable_msi(tp->pdev);
        tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI_OR_MSIX;
-       tp->tg3_flags3 &= ~TG3_FLG3_ENABLE_RSS;
+       tp->tg3_flags3 &= ~(TG3_FLG3_ENABLE_RSS | TG3_FLG3_ENABLE_TSS);
 }
 
 static int tg3_open(struct net_device *dev)
@@ -8969,11 +8960,8 @@ static int tg3_open(struct net_device *dev)
                        goto err_out2;
                }
 
-               if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717 &&
-                   GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5719 &&
-                   GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_57765 &&
-                   (tp->tg3_flags2 & TG3_FLG2_USING_MSI) &&
-                   (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI)) {
+               if (!(tp->tg3_flags3 & TG3_FLG3_5717_PLUS) &&
+                   (tp->tg3_flags2 & TG3_FLG2_USING_MSI)) {
                        u32 val = tr32(PCIE_TRANSACTION_CFG);
 
                        tw32(PCIE_TRANSACTION_CFG,
@@ -12988,6 +12976,11 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717)
                tp->pdev_peer = tg3_find_peer(tp);
 
+       if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
+           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
+           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765)
+               tp->tg3_flags3 |= TG3_FLG3_5717_PLUS;
+
        /* Intentionally exclude ASIC_REV_5906 */
        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
@@ -12995,9 +12988,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765)
+           (tp->tg3_flags3 & TG3_FLG3_5717_PLUS))
                tp->tg3_flags3 |= TG3_FLG3_5755_PLUS;
 
        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
@@ -13027,9 +13018,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
        }
 
        /* Determine TSO capabilities */
-       if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765)
+       if (tp->tg3_flags3 & TG3_FLG3_5717_PLUS)
                tp->tg3_flags2 |= TG3_FLG2_HW_TSO_3;
        else if ((tp->tg3_flags3 & TG3_FLG3_5755_PLUS) ||
                 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
@@ -13065,9 +13054,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
                        tp->tg3_flags2 |= TG3_FLG2_1SHOT_MSI;
                }
 
-               if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-                   GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-                   GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765) {
+               if (tp->tg3_flags3 & TG3_FLG3_5717_PLUS) {
                        tp->tg3_flags |= TG3_FLAG_SUPPORT_MSIX;
                        tp->irq_max = TG3_IRQ_MAX_VECS;
                }
@@ -13082,9 +13069,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
                tp->tg3_flags3 |= TG3_FLG3_40BIT_DMA_LIMIT_BUG;
        }
 
-       if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765)
+       if (tp->tg3_flags3 & TG3_FLG3_5717_PLUS)
                tp->tg3_flags3 |= TG3_FLG3_USE_JUMBO_BDFLAG;
 
        if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ||
@@ -13285,9 +13270,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765)
+           (tp->tg3_flags3 & TG3_FLG3_5717_PLUS))
                tp->tg3_flags |= TG3_FLAG_CPMU_PRESENT;
 
        /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
@@ -13366,9 +13349,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
            !(tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET) &&
            GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5785 &&
            GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_57780 &&
-           GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717 &&
-           GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5719 &&
-           GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_57765) {
+           !(tp->tg3_flags3 & TG3_FLG3_5717_PLUS)) {
                if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
                    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
                    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
@@ -13705,9 +13686,7 @@ static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val)
 #endif
 #endif
 
-       if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765) {
+       if (tp->tg3_flags3 & TG3_FLG3_5717_PLUS) {
                val = goal ? 0 : DMA_RWCTRL_DIS_CACHE_ALIGNMENT;
                goto out;
        }
@@ -13918,9 +13897,7 @@ static int __devinit tg3_test_dma(struct tg3 *tp)
 
        tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl);
 
-       if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765)
+       if (tp->tg3_flags3 & TG3_FLG3_5717_PLUS)
                goto out;
 
        if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
@@ -14118,9 +14095,7 @@ static void __devinit tg3_init_link_config(struct tg3 *tp)
 
 static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
 {
-       if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||
-           GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765) {
+       if (tp->tg3_flags3 & TG3_FLG3_5717_PLUS) {
                tp->bufmgr_config.mbuf_read_dma_low_water =
                        DEFAULT_MB_RDMA_LOW_WATER_5705;
                tp->bufmgr_config.mbuf_mac_rx_low_water =