diff options
| -rw-r--r-- | drivers/net/tg3.c | 44 | ||||
| -rw-r--r-- | drivers/net/tg3.h | 6 |
2 files changed, 38 insertions, 12 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 573054ae7b58..bd331174550b 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -585,18 +585,23 @@ static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val) static void tg3_ape_lock_init(struct tg3 *tp) { int i; + u32 regbase; + + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) + regbase = TG3_APE_LOCK_GRANT; + else + regbase = TG3_APE_PER_LOCK_GRANT; /* Make sure the driver hasn't any stale locks. */ for (i = 0; i < 8; i++) - tg3_ape_write32(tp, TG3_APE_LOCK_GRANT + 4 * i, - APE_LOCK_GRANT_DRIVER); + tg3_ape_write32(tp, regbase + 4 * i, APE_LOCK_GRANT_DRIVER); } static int tg3_ape_lock(struct tg3 *tp, int locknum) { int i, off; int ret = 0; - u32 status; + u32 status, req, gnt; if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) return 0; @@ -609,13 +614,21 @@ static int tg3_ape_lock(struct tg3 *tp, int locknum) return -EINVAL; } + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) { + req = TG3_APE_LOCK_REQ; + gnt = TG3_APE_LOCK_GRANT; + } else { + req = TG3_APE_PER_LOCK_REQ; + gnt = TG3_APE_PER_LOCK_GRANT; + } + off = 4 * locknum; - tg3_ape_write32(tp, TG3_APE_LOCK_REQ + off, APE_LOCK_REQ_DRIVER); + tg3_ape_write32(tp, req + off, APE_LOCK_REQ_DRIVER); /* Wait for up to 1 millisecond to acquire lock. */ for (i = 0; i < 100; i++) { - status = tg3_ape_read32(tp, TG3_APE_LOCK_GRANT + off); + status = tg3_ape_read32(tp, gnt + off); if (status == APE_LOCK_GRANT_DRIVER) break; udelay(10); @@ -623,7 +636,7 @@ static int tg3_ape_lock(struct tg3 *tp, int locknum) if (status != APE_LOCK_GRANT_DRIVER) { /* Revoke the lock request. */ - tg3_ape_write32(tp, TG3_APE_LOCK_GRANT + off, + tg3_ape_write32(tp, gnt + off, APE_LOCK_GRANT_DRIVER); ret = -EBUSY; @@ -634,7 +647,7 @@ static int tg3_ape_lock(struct tg3 *tp, int locknum) static void tg3_ape_unlock(struct tg3 *tp, int locknum) { - int off; + u32 gnt; if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) return; @@ -647,8 +660,12 @@ static void tg3_ape_unlock(struct tg3 *tp, int locknum) return; } - off = 4 * locknum; - tg3_ape_write32(tp, TG3_APE_LOCK_GRANT + off, APE_LOCK_GRANT_DRIVER); + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761) + gnt = TG3_APE_LOCK_GRANT; + else + gnt = TG3_APE_PER_LOCK_GRANT; + + tg3_ape_write32(tp, gnt + 4 * locknum, APE_LOCK_GRANT_DRIVER); } static void tg3_disable_ints(struct tg3 *tp) @@ -6782,7 +6799,8 @@ static void tg3_restore_pci_state(struct tg3 *tp) /* Allow reads and writes to the APE register and memory space. */ if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) val |= PCISTATE_ALLOW_APE_CTLSPC_WR | - PCISTATE_ALLOW_APE_SHMEM_WR; + PCISTATE_ALLOW_APE_SHMEM_WR | + PCISTATE_ALLOW_APE_PSPACE_WR; pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val); pci_write_config_word(tp->pdev, PCI_COMMAND, tp->pci_cmd); @@ -7720,7 +7738,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) */ val = tr32(TG3PCI_PCISTATE); val |= PCISTATE_ALLOW_APE_CTLSPC_WR | - PCISTATE_ALLOW_APE_SHMEM_WR; + PCISTATE_ALLOW_APE_SHMEM_WR | + PCISTATE_ALLOW_APE_PSPACE_WR; tw32(TG3PCI_PCISTATE, val); } @@ -13242,7 +13261,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) * APE register and memory space. */ pci_state_reg |= PCISTATE_ALLOW_APE_CTLSPC_WR | - PCISTATE_ALLOW_APE_SHMEM_WR; + PCISTATE_ALLOW_APE_SHMEM_WR | + PCISTATE_ALLOW_APE_PSPACE_WR; pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg); } diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h index ce9c4918c318..84ea0dca7d29 100644 --- a/drivers/net/tg3.h +++ b/drivers/net/tg3.h @@ -231,6 +231,7 @@ #define PCISTATE_RETRY_SAME_DMA 0x00002000 #define PCISTATE_ALLOW_APE_CTLSPC_WR 0x00010000 #define PCISTATE_ALLOW_APE_SHMEM_WR 0x00020000 +#define PCISTATE_ALLOW_APE_PSPACE_WR 0x00040000 #define TG3PCI_CLOCK_CTRL 0x00000074 #define CLOCK_CTRL_CORECLK_DISABLE 0x00000200 #define CLOCK_CTRL_RXCLK_DISABLE 0x00000400 @@ -2209,6 +2210,11 @@ #define APE_EVENT_STATUS_STATE_SUSPEND 0x00040000 #define APE_EVENT_STATUS_EVENT_PENDING 0x80000000 +#define TG3_APE_PER_LOCK_REQ 0x8400 +#define APE_LOCK_PER_REQ_DRIVER 0x00001000 +#define TG3_APE_PER_LOCK_GRANT 0x8420 +#define APE_PER_LOCK_GRANT_DRIVER 0x00001000 + /* APE convenience enumerations. */ #define TG3_APE_LOCK_GRC 1 #define TG3_APE_LOCK_MEM 4 |