From ca4ff9e751eb9c6371813ca9cc00c45444048088 Mon Sep 17 00:00:00 2001 From: Christophe JAILLET Date: Sun, 22 Aug 2021 13:55:33 +0200 Subject: [PATCH] scsi: elx: efct: Switch from 'pci_' to 'dma_' API The wrappers in include/linux/pci-dma-compat.h should go away. The patch has been generated with the coccinelle script below. It has been hand modified to use 'dma_set_mask_and_coherent()' instead of 'pci_set_dma_mask()/pci_set_consistent_dma_mask()' when applicable. This is less verbose. It has been compile tested. @@ @@ - PCI_DMA_BIDIRECTIONAL + DMA_BIDIRECTIONAL @@ @@ - PCI_DMA_TODEVICE + DMA_TO_DEVICE @@ @@ - PCI_DMA_FROMDEVICE + DMA_FROM_DEVICE @@ @@ - PCI_DMA_NONE + DMA_NONE @@ expression e1, e2, e3; @@ - pci_alloc_consistent(e1, e2, e3) + dma_alloc_coherent(&e1->dev, e2, e3, GFP_) @@ expression e1, e2, e3; @@ - pci_zalloc_consistent(e1, e2, e3) + dma_alloc_coherent(&e1->dev, e2, e3, GFP_) @@ expression e1, e2, e3, e4; @@ - pci_free_consistent(e1, e2, e3, e4) + dma_free_coherent(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_map_single(e1, e2, e3, e4) + dma_map_single(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_unmap_single(e1, e2, e3, e4) + dma_unmap_single(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4, e5; @@ - pci_map_page(e1, e2, e3, e4, e5) + dma_map_page(&e1->dev, e2, e3, e4, e5) @@ expression e1, e2, e3, e4; @@ - pci_unmap_page(e1, e2, e3, e4) + dma_unmap_page(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_map_sg(e1, e2, e3, e4) + dma_map_sg(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_unmap_sg(e1, e2, e3, e4) + dma_unmap_sg(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_dma_sync_single_for_cpu(e1, e2, e3, e4) + dma_sync_single_for_cpu(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_dma_sync_single_for_device(e1, e2, e3, e4) + dma_sync_single_for_device(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_dma_sync_sg_for_cpu(e1, e2, e3, e4) + dma_sync_sg_for_cpu(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_dma_sync_sg_for_device(e1, e2, e3, e4) + dma_sync_sg_for_device(&e1->dev, e2, e3, e4) @@ expression e1, e2; @@ - pci_dma_mapping_error(e1, e2) + dma_mapping_error(&e1->dev, e2) @@ expression e1, e2; @@ - pci_set_dma_mask(e1, e2) + dma_set_mask(&e1->dev, e2) @@ expression e1, e2; @@ - pci_set_consistent_dma_mask(e1, e2) + dma_set_coherent_mask(&e1->dev, e2) Link: https://lore.kernel.org/r/3899b1ed4abac581c30845d82f33ec6df8b38976.1629633207.git.christophe.jaillet@wanadoo.fr Signed-off-by: Christophe JAILLET Signed-off-by: Martin K. Petersen --- drivers/scsi/elx/efct/efct_driver.c | 6 ++---- drivers/scsi/elx/efct/efct_lio.c | 4 ++-- 2 files changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/scsi/elx/efct/efct_driver.c b/drivers/scsi/elx/efct/efct_driver.c index eab68fd..b2b61bc 100644 --- a/drivers/scsi/elx/efct/efct_driver.c +++ b/drivers/scsi/elx/efct/efct_driver.c @@ -541,11 +541,9 @@ efct_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_drvdata(pdev, efct); - if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0 || - pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) { + if (dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)) != 0) { dev_warn(&pdev->dev, "trying DMA_BIT_MASK(32)\n"); - if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0 || - pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) { + if (dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)) != 0) { dev_err(&pdev->dev, "setting DMA_BIT_MASK failed\n"); rc = -1; goto dma_mask_out; diff --git a/drivers/scsi/elx/efct/efct_lio.c b/drivers/scsi/elx/efct/efct_lio.c index bb3b460..5f61d76 100644 --- a/drivers/scsi/elx/efct/efct_lio.c +++ b/drivers/scsi/elx/efct/efct_lio.c @@ -382,7 +382,7 @@ efct_lio_sg_map(struct efct_io *io) struct efct_scsi_tgt_io *ocp = &io->tgt_io; struct se_cmd *cmd = &ocp->cmd; - ocp->seg_map_cnt = pci_map_sg(io->efct->pci, cmd->t_data_sg, + ocp->seg_map_cnt = dma_map_sg(&io->efct->pci->dev, cmd->t_data_sg, cmd->t_data_nents, cmd->data_direction); if (ocp->seg_map_cnt == 0) return -EFAULT; @@ -398,7 +398,7 @@ efct_lio_sg_unmap(struct efct_io *io) if (WARN_ON(!ocp->seg_map_cnt || !cmd->t_data_sg)) return; - pci_unmap_sg(io->efct->pci, cmd->t_data_sg, + dma_unmap_sg(&io->efct->pci->dev, cmd->t_data_sg, ocp->seg_map_cnt, cmd->data_direction); ocp->seg_map_cnt = 0; } -- 2.7.4