From dc803df8dd68a045bea4753f5300eeecb961ca2d Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Fri, 23 Oct 2009 08:32:33 +0000 Subject: [PATCH] sfc: Remove pointless abstraction of memory BAR number Signed-off-by: Ben Hutchings Signed-off-by: David S. Miller --- drivers/net/sfc/efx.c | 16 +++++++--------- drivers/net/sfc/efx.h | 3 +++ drivers/net/sfc/falcon.c | 2 -- 3 files changed, 10 insertions(+), 11 deletions(-) diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c index 30951fb3d20f..29003fe9cb4c 100644 --- a/drivers/net/sfc/efx.c +++ b/drivers/net/sfc/efx.c @@ -818,9 +818,8 @@ static int efx_init_io(struct efx_nic *efx) goto fail2; } - efx->membase_phys = pci_resource_start(efx->pci_dev, - efx->type->mem_bar); - rc = pci_request_region(pci_dev, efx->type->mem_bar, "sfc"); + efx->membase_phys = pci_resource_start(efx->pci_dev, EFX_MEM_BAR); + rc = pci_request_region(pci_dev, EFX_MEM_BAR, "sfc"); if (rc) { EFX_ERR(efx, "request for memory BAR failed\n"); rc = -EIO; @@ -829,21 +828,20 @@ static int efx_init_io(struct efx_nic *efx) efx->membase = ioremap_nocache(efx->membase_phys, efx->type->mem_map_size); if (!efx->membase) { - EFX_ERR(efx, "could not map memory BAR %d at %llx+%x\n", - efx->type->mem_bar, + EFX_ERR(efx, "could not map memory BAR at %llx+%x\n", (unsigned long long)efx->membase_phys, efx->type->mem_map_size); rc = -ENOMEM; goto fail4; } - EFX_LOG(efx, "memory BAR %u at %llx+%x (virtual %p)\n", - efx->type->mem_bar, (unsigned long long)efx->membase_phys, + EFX_LOG(efx, "memory BAR at %llx+%x (virtual %p)\n", + (unsigned long long)efx->membase_phys, efx->type->mem_map_size, efx->membase); return 0; fail4: - pci_release_region(efx->pci_dev, efx->type->mem_bar); + pci_release_region(efx->pci_dev, EFX_MEM_BAR); fail3: efx->membase_phys = 0; fail2: @@ -862,7 +860,7 @@ static void efx_fini_io(struct efx_nic *efx) } if (efx->membase_phys) { - pci_release_region(efx->pci_dev, efx->type->mem_bar); + pci_release_region(efx->pci_dev, EFX_MEM_BAR); efx->membase_phys = 0; } diff --git a/drivers/net/sfc/efx.h b/drivers/net/sfc/efx.h index ae76760d4f40..179e0e3b0ec6 100644 --- a/drivers/net/sfc/efx.h +++ b/drivers/net/sfc/efx.h @@ -19,6 +19,9 @@ #define FALCON_A_S_DEVID 0x6703 #define FALCON_B_P_DEVID 0x0710 +/* Solarstorm controllers use BAR 0 for I/O space and BAR 2(&3) for memory */ +#define EFX_MEM_BAR 2 + /* TX */ extern netdev_tx_t efx_xmit(struct efx_nic *efx, struct efx_tx_queue *tx_queue, diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c index e3c33fa06c86..ade27920a96c 100644 --- a/drivers/net/sfc/falcon.c +++ b/drivers/net/sfc/falcon.c @@ -3117,7 +3117,6 @@ void falcon_update_nic_stats(struct efx_nic *efx) */ struct efx_nic_type falcon_a_nic_type = { - .mem_bar = 2, .mem_map_size = 0x20000, .txd_ptr_tbl_base = FR_AA_TX_DESC_PTR_TBL_KER, .rxd_ptr_tbl_base = FR_AA_RX_DESC_PTR_TBL_KER, @@ -3131,7 +3130,6 @@ struct efx_nic_type falcon_a_nic_type = { }; struct efx_nic_type falcon_b_nic_type = { - .mem_bar = 2, /* Map everything up to and including the RSS indirection * table. Don't map MSI-X table, MSI-X PBA since Linux * requires that they not be mapped. */