[PATCH 3/7] scsi: dc395x: Remove pci-dma-compat wrapper APIs.

From: Suraj Upadhyay
Date: Wed Jul 29 2020 - 14:09:13 EST


The legacy API wrappers in include/linux/pci-dma-compat.h
should go away as it creates unnecessary midlayering for
include/linux/dma-mapping.h APIs.
Instead use dma-mapping.h APIs directly.

The patch has been generated with the coccinelle script below.
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_consistent_dma_mask(E1, E2)
+ dma_set_coherent_mask(&E1->dev, E2)

@@ expression E1, E2; @@
- pci_set_dma_mask(E1, E2)
+ dma_set_mask(&E1->dev, E2)

Signed-off-by: Suraj Upadhyay <usuraj35@xxxxxxxxx>
---
drivers/scsi/dc395x.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c
index 37c6cc374079..58d4acdb0447 100644
--- a/drivers/scsi/dc395x.c
+++ b/drivers/scsi/dc395x.c
@@ -902,7 +902,7 @@ static void build_srb(struct scsi_cmnd *cmd, struct DeviceCtlBlk *dcb,
nseg = scsi_dma_map(cmd);
BUG_ON(nseg < 0);

- if (dir == PCI_DMA_NONE || !nseg) {
+ if (dir == DMA_NONE || !nseg) {
dprintkdbg(DBG_0,
"build_srb: [0] len=%d buf=%p use_sg=%d !MAP=%08x\n",
cmd->bufflen, scsi_sglist(cmd), scsi_sg_count(cmd),
@@ -3135,7 +3135,7 @@ static void pci_unmap_srb(struct AdapterCtlBlk *acb, struct ScsiReqBlk *srb)
struct scsi_cmnd *cmd = srb->cmd;
enum dma_data_direction dir = cmd->sc_data_direction;

- if (scsi_sg_count(cmd) && dir != PCI_DMA_NONE) {
+ if (scsi_sg_count(cmd) && dir != DMA_NONE) {
/* unmap DC395x SG list */
dprintkdbg(DBG_SG, "pci_unmap_srb: list=%08x(%05x)\n",
srb->sg_bus_addr, SEGMENTX_LEN);
@@ -3333,7 +3333,7 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb,

if (!ckc_only && (cmd->result & RES_DID) == 0
&& cmd->cmnd[2] == 0 && scsi_bufflen(cmd) >= 8
- && dir != PCI_DMA_NONE && ptr && (ptr->Vers & 0x07) >= 2)
+ && dir != DMA_NONE && ptr && (ptr->Vers & 0x07) >= 2)
dcb->inquiry7 = ptr->Flags;

/*if( srb->cmd->cmnd[0] == INQUIRY && */
--
2.17.1

Attachment: signature.asc
Description: PGP signature