From a76037ff3479ad333a2505061915f7a21e7f3fb6 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Wed, 1 Feb 2017 15:11:07 +0100 Subject: [PATCH] scsi: pm8001: switch to pci_irq_alloc_vectors Signed-off-by: Christoph Hellwig Acked-by: Jack Wang Signed-off-by: Martin K. Petersen --- drivers/scsi/pm8001/pm8001_init.c | 35 +++++++++++++------------------ drivers/scsi/pm8001/pm8001_sas.h | 2 -- 2 files changed, 14 insertions(+), 23 deletions(-) diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c index 9fc675f57e33..417368ccb686 100644 --- a/drivers/scsi/pm8001/pm8001_init.c +++ b/drivers/scsi/pm8001/pm8001_init.c @@ -888,7 +888,6 @@ static u32 pm8001_setup_msix(struct pm8001_hba_info *pm8001_ha) u32 i = 0, j = 0; u32 number_of_intr; int flag = 0; - u32 max_entry; int rc; static char intr_drvname[PM8001_MAX_MSIX_VEC][sizeof(DRV_NAME)+3]; @@ -900,18 +899,14 @@ static u32 pm8001_setup_msix(struct pm8001_hba_info *pm8001_ha) flag &= ~IRQF_SHARED; } - max_entry = sizeof(pm8001_ha->msix_entries) / - sizeof(pm8001_ha->msix_entries[0]); - for (i = 0; i < max_entry ; i++) - pm8001_ha->msix_entries[i].entry = i; - rc = pci_enable_msix_exact(pm8001_ha->pdev, pm8001_ha->msix_entries, - number_of_intr); - pm8001_ha->number_of_intr = number_of_intr; - if (rc) + rc = pci_alloc_irq_vectors(pm8001_ha->pdev, number_of_intr, + number_of_intr, PCI_IRQ_MSIX); + if (rc < 0) return rc; + pm8001_ha->number_of_intr = number_of_intr; PM8001_INIT_DBG(pm8001_ha, pm8001_printk( - "pci_enable_msix_exact request ret:%d no of intr %d\n", + "pci_alloc_irq_vectors request ret:%d no of intr %d\n", rc, pm8001_ha->number_of_intr)); for (i = 0; i < number_of_intr; i++) { @@ -920,15 +915,15 @@ static u32 pm8001_setup_msix(struct pm8001_hba_info *pm8001_ha) pm8001_ha->irq_vector[i].irq_id = i; pm8001_ha->irq_vector[i].drv_inst = pm8001_ha; - rc = request_irq(pm8001_ha->msix_entries[i].vector, + rc = request_irq(pci_irq_vector(pm8001_ha->pdev, i), pm8001_interrupt_handler_msix, flag, intr_drvname[i], &(pm8001_ha->irq_vector[i])); if (rc) { for (j = 0; j < i; j++) { - free_irq(pm8001_ha->msix_entries[j].vector, + free_irq(pci_irq_vector(pm8001_ha->pdev, i), &(pm8001_ha->irq_vector[i])); } - pci_disable_msix(pm8001_ha->pdev); + pci_free_irq_vectors(pm8001_ha->pdev); break; } } @@ -1102,11 +1097,10 @@ static void pm8001_pci_remove(struct pci_dev *pdev) #ifdef PM8001_USE_MSIX for (i = 0; i < pm8001_ha->number_of_intr; i++) - synchronize_irq(pm8001_ha->msix_entries[i].vector); + synchronize_irq(pci_irq_vector(pdev, i)); for (i = 0; i < pm8001_ha->number_of_intr; i++) - free_irq(pm8001_ha->msix_entries[i].vector, - &(pm8001_ha->irq_vector[i])); - pci_disable_msix(pdev); + free_irq(pci_irq_vector(pdev, i), &pm8001_ha->irq_vector[i]); + pci_free_irq_vectors(pdev); #else free_irq(pm8001_ha->irq, sha); #endif @@ -1152,11 +1146,10 @@ static int pm8001_pci_suspend(struct pci_dev *pdev, pm_message_t state) PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha); #ifdef PM8001_USE_MSIX for (i = 0; i < pm8001_ha->number_of_intr; i++) - synchronize_irq(pm8001_ha->msix_entries[i].vector); + synchronize_irq(pci_irq_vector(pdev, i)); for (i = 0; i < pm8001_ha->number_of_intr; i++) - free_irq(pm8001_ha->msix_entries[i].vector, - &(pm8001_ha->irq_vector[i])); - pci_disable_msix(pdev); + free_irq(pci_irq_vector(pdev, i), &pm8001_ha->irq_vector[i]); + pci_free_irq_vectors(pdev); #else free_irq(pm8001_ha->irq, sha); #endif diff --git a/drivers/scsi/pm8001/pm8001_sas.h b/drivers/scsi/pm8001/pm8001_sas.h index 6628cc38316c..e81a8fa7ef1a 100644 --- a/drivers/scsi/pm8001/pm8001_sas.h +++ b/drivers/scsi/pm8001/pm8001_sas.h @@ -521,8 +521,6 @@ struct pm8001_hba_info { struct pm8001_device *devices; struct pm8001_ccb_info *ccb_info; #ifdef PM8001_USE_MSIX - struct msix_entry msix_entries[PM8001_MAX_MSIX_VEC]; - /*for msi-x interrupt*/ int number_of_intr;/*will be used in remove()*/ #endif #ifdef PM8001_USE_TASKLET -- 2.20.1