diff options
| author | James Smart <james.smart@emulex.com> | 2010-02-12 14:40:50 -0500 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2010-02-17 17:40:08 -0600 |
| commit | 1dfb5a47bc76c700969e41cdc2df6d1bf0adeb62 (patch) | |
| tree | c176c4870e64ce3688226a5d1b7faef1c4958ef8 /drivers | |
| parent | f98c96b0b6572b5491e954148509b20f08f31491 (diff) | |
[SCSI] lpfc 8.3.9: PCI Changes to lpfc driver
- Call pci_save_state() after pci_restore_state() call to cope
with kernel change.
- Add support for PCI BAR region 0 if BAR0 is a 64 bit register.
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hw4.h | 4 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 40 |
2 files changed, 32 insertions, 12 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index c2bec6e6222..ae0c53dba84 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -77,10 +77,6 @@ struct lpfc_sli_intf { #define LPFC_SLI_INTF_VALID 6 }; -#define LPFC_SLI4_BAR0 1 -#define LPFC_SLI4_BAR1 2 -#define LPFC_SLI4_BAR2 4 - #define LPFC_SLI4_MBX_EMBED true #define LPFC_SLI4_MBX_NEMBED false diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 52fc758b8f7..25a97dfd4ea 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -6079,16 +6079,20 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba) /* Get the bus address of SLI4 device Bar0, Bar1, and Bar2 and the * number of bytes required by each mapping. They are actually - * mapping to the PCI BAR regions 1, 2, and 4 by the SLI4 device. + * mapping to the PCI BAR regions 0 or 1, 2, and 4 by the SLI4 device. */ - phba->pci_bar0_map = pci_resource_start(pdev, LPFC_SLI4_BAR0); - bar0map_len = pci_resource_len(pdev, LPFC_SLI4_BAR0); - - phba->pci_bar1_map = pci_resource_start(pdev, LPFC_SLI4_BAR1); - bar1map_len = pci_resource_len(pdev, LPFC_SLI4_BAR1); + if (pci_resource_start(pdev, 0)) { + phba->pci_bar0_map = pci_resource_start(pdev, 0); + bar0map_len = pci_resource_len(pdev, 0); + } else { + phba->pci_bar0_map = pci_resource_start(pdev, 1); + bar0map_len = pci_resource_len(pdev, 1); + } + phba->pci_bar1_map = pci_resource_start(pdev, 2); + bar1map_len = pci_resource_len(pdev, 2); - phba->pci_bar2_map = pci_resource_start(pdev, LPFC_SLI4_BAR2); - bar2map_len = pci_resource_len(pdev, LPFC_SLI4_BAR2); + phba->pci_bar2_map = pci_resource_start(pdev, 4); + bar2map_len = pci_resource_len(pdev, 4); /* Map SLI4 PCI Config Space Register base to a kernel virtual addr */ phba->sli4_hba.conf_regs_memmap_p = @@ -7174,6 +7178,12 @@ lpfc_pci_resume_one_s3(struct pci_dev *pdev) pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); + /* + * As the new kernel behavior of pci_restore_state() API call clears + * device saved_state flag, need to save the restored state again. + */ + pci_save_state(pdev); + if (pdev->is_busmaster) pci_set_master(pdev); @@ -7357,6 +7367,13 @@ lpfc_io_slot_reset_s3(struct pci_dev *pdev) } pci_restore_state(pdev); + + /* + * As the new kernel behavior of pci_restore_state() API call clears + * device saved_state flag, need to save the restored state again. + */ + pci_save_state(pdev); + if (pdev->is_busmaster) pci_set_master(pdev); @@ -7766,6 +7783,13 @@ lpfc_pci_resume_one_s4(struct pci_dev *pdev) /* Restore device state from PCI config space */ pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); + + /* + * As the new kernel behavior of pci_restore_state() API call clears + * device saved_state flag, need to save the restored state again. + */ + pci_save_state(pdev); + if (pdev->is_busmaster) pci_set_master(pdev); |