2 files changed, 55 insertions, 12 deletions

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 482b7df55247..2378ea3f357a 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -198,6 +198,8 @@ static struct pci_device_id tg3_pci_tbl[] = {
         {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5781)},
         {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5906)},
         {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5906M)},
+        {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5784)},
+        {PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5764)},
         {PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9DXX)},
         {PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9MXX)},
         {PCI_DEVICE(PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1000)},
@@ -4921,7 +4923,8 @@ static int tg3_chip_reset(struct tg3 *tp)
 
         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
             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_5787 ||
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784)
                 tw32(GRC_FASTBOOT_PC, 0);
 
         /*
@@ -6146,6 +6149,12 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
 
         tg3_write_sig_legacy(tp, RESET_KIND_INIT);
 
+        if (tp->pci_chip_rev_id == CHIPREV_ID_5784_A0) {
+                val = tr32(TG3_CPMU_CTRL);
+                val &= ~(CPMU_CTRL_LINK_AWARE_MODE | CPMU_CTRL_LINK_IDLE_MODE);
+                tw32(TG3_CPMU_CTRL, val);
+        }
+
         /* This works around an issue with Athlon chipsets on
          * B3 tigon3 silicon.  This bit has no effect on any
          * other revision.  But do not set this on PCI Express
@@ -6180,10 +6189,12 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
         if (err)
                 return err;
 
-        /* This value is determined during the probe time DMA
-         * engine test, tg3_test_dma.
-         */
-        tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
+        if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5784) {
+                /* This value is determined during the probe time DMA
+                 * engine test, tg3_test_dma.
+                 */
+                tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
+        }
 
         tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
                           GRC_MODE_4X_NIC_SEND_RINGS |
@@ -6417,6 +6428,11 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
                       RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
                       RDMAC_MODE_LNGREAD_ENAB);
 
+        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784)
+                rdmac_mode |= RDMAC_MODE_BD_SBD_CRPT_ENAB |
+                              RDMAC_MODE_MBUF_RBD_CRPT_ENAB |
+                              RDMAC_MODE_MBUF_SBD_CRPT_ENAB;
+
         /* If statement applies to 5705 and 5750 PCI devices only */
         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
              tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
@@ -6578,7 +6594,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
 
         /* Enable host coalescing bug fix */
         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_5787) ||
+            (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784))
                 val |= (1 << 29);
 
         tw32_f(WDMAC_MODE, val);
@@ -8353,7 +8370,8 @@ static int tg3_set_tx_csum(struct net_device *dev, u32 data)
         }
 
         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_5787 ||
+            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784)
                 ethtool_op_set_tx_ipv6_csum(dev, data);
         else
                 ethtool_op_set_tx_csum(dev, data);
@@ -8849,7 +8867,8 @@ static int tg3_test_memory(struct tg3 *tp)
 
         if (tp->tg3_flags2 & TG3_FLG2_5705_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_5787 ||
+                    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784)
                         mem_tbl = mem_tbl_5755;
                 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
                         mem_tbl = mem_tbl_5906;
@@ -9600,7 +9619,8 @@ static void __devinit tg3_nvram_init(struct tg3 *tp)
                         tg3_get_5752_nvram_info(tp);
                 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
                         tg3_get_5755_nvram_info(tp);
-                else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
+                else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
+                         GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784)
                         tg3_get_5787_nvram_info(tp);
                 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
                         tg3_get_5906_nvram_info(tp);
@@ -9913,6 +9933,7 @@ static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
                 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752) &&
                     (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) &&
                     (tp->nvram_jedecnum == JEDEC_ST) &&
                     (nvram_cmd & NVRAM_CMD_FIRST)) {
 
@@ -10657,6 +10678,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
             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 ||
             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906 ||
             (tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
                 tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
@@ -10676,6 +10698,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
 
                 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 ||
                     GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
                         tp->tg3_flags2 |= TG3_FLG2_HW_TSO_2;
                         tp->tg3_flags2 |= TG3_FLG2_1SHOT_MSI;
@@ -10693,6 +10716,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
             GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752 &&
             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 &&
             GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906)
                 tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE;
 
@@ -10868,6 +10892,9 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
          */
         tg3_get_eeprom_hw_cfg(tp);
 
+        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784)
+                tp->tg3_flags |= TG3_FLAG_CPMU_PRESENT;
+
         /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
          * GPIO1 driven high will bring 5700's external PHY out of reset.
          * It is also used as eeprom write protect on LOMs.
@@ -10934,7 +10961,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
 
         if (tp->tg3_flags2 & TG3_FLG2_5705_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_5787 ||
+                    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784) {
                         if (tp->pdev->device != PCI_DEVICE_ID_TIGON3_5756 &&
                             tp->pdev->device != PCI_DEVICE_ID_TIGON3_5722)
                                 tp->tg3_flags2 |= TG3_FLG2_PHY_JITTER_BUG;
@@ -11077,6 +11105,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
          */
         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 ||
             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
                 tp->dev->hard_start_xmit = tg3_start_xmit;
         else
@@ -11698,6 +11727,7 @@ static char * __devinit tg3_phy_string(struct tg3 *tp)
         case PHY_ID_BCM5780:    return "5780";
         case PHY_ID_BCM5755:    return "5755";
         case PHY_ID_BCM5787:    return "5787";
+        case PHY_ID_BCM5784:    return "5784";
         case PHY_ID_BCM5756:    return "5722/5756";
         case PHY_ID_BCM5906:    return "5906";
         case PHY_ID_BCM8002:    return "8002/serdes";
@@ -12042,7 +12072,8 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
         if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) {
                 dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG;
                 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_5787 ||
+                    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784)
                         dev->features |= NETIF_F_IPV6_CSUM;
 
                 tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 79ce68cf836b..d8e829f6fcb2 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -108,6 +108,7 @@
 #define  CHIPREV_ID_5752_A1              0x6001
 #define  CHIPREV_ID_5714_A2              0x9002
 #define  CHIPREV_ID_5906_A1              0xc001
+#define  CHIPREV_ID_5784_A0              0x5784000
 #define  GET_ASIC_REV(CHIP_REV_ID)      ((CHIP_REV_ID) >> 12)
 #define   ASIC_REV_5700                  0x07
 #define   ASIC_REV_5701                  0x00
@@ -122,6 +123,7 @@
 #define   ASIC_REV_5787                  0x0b
 #define   ASIC_REV_5906                  0x0c
 #define   ASIC_REV_USE_PROD_ID_REG       0x0f
+#define   ASIC_REV_5784                  0x5784
 #define  GET_CHIP_REV(CHIP_REV_ID)      ((CHIP_REV_ID) >> 8)
 #define   CHIPREV_5700_AX                0x70
 #define   CHIPREV_5700_BX                0x71
@@ -843,7 +845,13 @@
 #define  RCVLSC_MODE_ATTN_ENABLE         0x00000004
 #define RCVLSC_STATUS                   0x00003404
 #define  RCVLSC_STATUS_ERROR_ATTN        0x00000004
-/* 0x3408 --> 0x3800 unused */
+/* 0x3408 --> 0x3600 unused */
+
+/* CPMU registers */
+#define TG3_CPMU_CTRL                   0x00003600
+#define  CPMU_CTRL_LINK_IDLE_MODE        0x00000200
+#define  CPMU_CTRL_LINK_AWARE_MODE       0x00000400
+/* 0x3604 --> 0x3800 unused */
 
 /* Mbuf cluster free registers */
 #define MBFREE_MODE                     0x00003800
@@ -1023,7 +1031,10 @@
 #define  RDMAC_MODE_FIFOOREAD_ENAB       0x00000100
 #define  RDMAC_MODE_LNGREAD_ENAB         0x00000200
 #define  RDMAC_MODE_SPLIT_ENABLE         0x00000800
+#define  RDMAC_MODE_BD_SBD_CRPT_ENAB     0x00000800
 #define  RDMAC_MODE_SPLIT_RESET          0x00001000
+#define  RDMAC_MODE_MBUF_RBD_CRPT_ENAB   0x00001000
+#define  RDMAC_MODE_MBUF_SBD_CRPT_ENAB   0x00002000
 #define  RDMAC_MODE_FIFO_SIZE_128        0x00020000
 #define  RDMAC_MODE_FIFO_LONG_BURST      0x00030000
 #define RDMAC_STATUS                    0x00004804
@@ -2315,6 +2326,7 @@ struct tg3 {
 #define PHY_ID_BCM5755                  0xbc050cc0
 #define PHY_ID_BCM5787                  0xbc050ce0
 #define PHY_ID_BCM5756                  0xbc050ed0
+#define PHY_ID_BCM5784                  0xbc050fa0
 #define PHY_ID_BCM5906                  0xdc00ac40
 #define PHY_ID_BCM8002                  0x60010140
 #define PHY_ID_INVALID                  0xffffffff