From: Jeff Garzik Date: Tue, 2 Oct 2007 17:16:10 +0000 (-0400) Subject: aic94xx: fix DMA data direction for SMP requests X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d136552e8beadcf5e59089292e2ba44f09e3aad8;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git aic94xx: fix DMA data direction for SMP requests DMA-mapped SMP (scsi management protocol) requests going /to/ the device need the PCI DMA data direction to indicate such. Signed-off-by: Jeff Garzik --- diff --git a/drivers/scsi/aic94xx/aic94xx_task.c b/drivers/scsi/aic94xx/aic94xx_task.c index d5d8caba356..ab13824df85 100644 --- a/drivers/scsi/aic94xx/aic94xx_task.c +++ b/drivers/scsi/aic94xx/aic94xx_task.c @@ -451,7 +451,7 @@ static int asd_build_smp_ascb(struct asd_ascb *ascb, struct sas_task *task, struct scb *scb; pci_map_sg(asd_ha->pcidev, &task->smp_task.smp_req, 1, - PCI_DMA_FROMDEVICE); + PCI_DMA_TODEVICE); pci_map_sg(asd_ha->pcidev, &task->smp_task.smp_resp, 1, PCI_DMA_FROMDEVICE); @@ -486,7 +486,7 @@ static void asd_unbuild_smp_ascb(struct asd_ascb *a) BUG_ON(!task); pci_unmap_sg(a->ha->pcidev, &task->smp_task.smp_req, 1, - PCI_DMA_FROMDEVICE); + PCI_DMA_TODEVICE); pci_unmap_sg(a->ha->pcidev, &task->smp_task.smp_resp, 1, PCI_DMA_FROMDEVICE); }