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提交 d73341bf 编写于 作者: A Anton Blanchard 提交者： Christoph Hellwig
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ipr: convert to generic DMA API 

Even though the ipr driver is only used on PCI, convert it
to use the generic DMA API.
Signed-off-by: NAnton Blanchard <anton@samba.org>
Signed-off-by: NBrian King <brking@linux.vnet.ibm.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>
上级 6932fc67
隐藏空白更改
内联 并排
Showing with 53 addition and 50 deletion
drivers/scsi/ipr.c
浏览文件 @ d73341bf
......@@ -3942,8 +3942,9 @@ static int ipr_update_ioa_ucode(struct ipr_ioa_cfg *ioa_cfg,
return -EIO;
}
sglist->num_dma_sg = pci_map_sg(ioa_cfg->pdev, sglist->scatterlist,
sglist->num_sg, DMA_TO_DEVICE);
sglist->num_dma_sg = dma_map_sg(&ioa_cfg->pdev->dev,
sglist->scatterlist, sglist->num_sg,
DMA_TO_DEVICE);
if (!sglist->num_dma_sg) {
spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
......@@ -5571,7 +5572,7 @@ static int ipr_build_ioadl64(struct ipr_ioa_cfg *ioa_cfg,
nseg = scsi_dma_map(scsi_cmd);
if (nseg < 0) {
if (printk_ratelimit())
dev_err(&ioa_cfg->pdev->dev, "pci_map_sg failed!\n");
dev_err(&ioa_cfg->pdev->dev, "scsi_dma_map failed!\n");
return -1;
}
......@@ -5622,7 +5623,7 @@ static int ipr_build_ioadl(struct ipr_ioa_cfg *ioa_cfg,
nseg = scsi_dma_map(scsi_cmd);
if (nseg < 0) {
dev_err(&ioa_cfg->pdev->dev, "pci_map_sg failed!\n");
dev_err(&ioa_cfg->pdev->dev, "scsi_dma_map failed!\n");
return -1;
}
......@@ -8392,7 +8393,7 @@ static int ipr_reset_ucode_download_done(struct ipr_cmnd *ipr_cmd)
struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
struct ipr_sglist *sglist = ioa_cfg->ucode_sglist;
pci_unmap_sg(ioa_cfg->pdev, sglist->scatterlist,
dma_unmap_sg(&ioa_cfg->pdev->dev, sglist->scatterlist,
sglist->num_sg, DMA_TO_DEVICE);
ipr_cmd->job_step = ipr_reset_alert;
......@@ -8832,7 +8833,7 @@ static void ipr_free_cmd_blks(struct ipr_ioa_cfg *ioa_cfg)
for (i = 0; i < IPR_NUM_CMD_BLKS; i++) {
if (ioa_cfg->ipr_cmnd_list[i])
pci_pool_free(ioa_cfg->ipr_cmd_pool,
dma_pool_free(ioa_cfg->ipr_cmd_pool,
ioa_cfg->ipr_cmnd_list[i],
ioa_cfg->ipr_cmnd_list_dma[i]);
......@@ -8840,7 +8841,7 @@ static void ipr_free_cmd_blks(struct ipr_ioa_cfg *ioa_cfg)
}
if (ioa_cfg->ipr_cmd_pool)
pci_pool_destroy(ioa_cfg->ipr_cmd_pool);
dma_pool_destroy(ioa_cfg->ipr_cmd_pool);
kfree(ioa_cfg->ipr_cmnd_list);
kfree(ioa_cfg->ipr_cmnd_list_dma);
......@@ -8861,25 +8862,24 @@ static void ipr_free_mem(struct ipr_ioa_cfg *ioa_cfg)
int i;
kfree(ioa_cfg->res_entries);
pci_free_consistent(ioa_cfg->pdev, sizeof(struct ipr_misc_cbs),
ioa_cfg->vpd_cbs, ioa_cfg->vpd_cbs_dma);
dma_free_coherent(&ioa_cfg->pdev->dev, sizeof(struct ipr_misc_cbs),
ioa_cfg->vpd_cbs, ioa_cfg->vpd_cbs_dma);
ipr_free_cmd_blks(ioa_cfg);
for (i = 0; i < ioa_cfg->hrrq_num; i++)
pci_free_consistent(ioa_cfg->pdev,
sizeof(u32) * ioa_cfg->hrrq[i].size,
ioa_cfg->hrrq[i].host_rrq,
ioa_cfg->hrrq[i].host_rrq_dma);
dma_free_coherent(&ioa_cfg->pdev->dev,
sizeof(u32) * ioa_cfg->hrrq[i].size,
ioa_cfg->hrrq[i].host_rrq,
ioa_cfg->hrrq[i].host_rrq_dma);
pci_free_consistent(ioa_cfg->pdev, ioa_cfg->cfg_table_size,
ioa_cfg->u.cfg_table,
ioa_cfg->cfg_table_dma);
dma_free_coherent(&ioa_cfg->pdev->dev, ioa_cfg->cfg_table_size,
ioa_cfg->u.cfg_table, ioa_cfg->cfg_table_dma);
for (i = 0; i < IPR_NUM_HCAMS; i++) {
pci_free_consistent(ioa_cfg->pdev,
sizeof(struct ipr_hostrcb),
ioa_cfg->hostrcb[i],
ioa_cfg->hostrcb_dma[i]);
dma_free_coherent(&ioa_cfg->pdev->dev,
sizeof(struct ipr_hostrcb),
ioa_cfg->hostrcb[i],
ioa_cfg->hostrcb_dma[i]);
}
ipr_free_dump(ioa_cfg);
......@@ -8940,7 +8940,7 @@ static int ipr_alloc_cmd_blks(struct ipr_ioa_cfg *ioa_cfg)
dma_addr_t dma_addr;
int i, entries_each_hrrq, hrrq_id = 0;
ioa_cfg->ipr_cmd_pool = pci_pool_create(IPR_NAME, ioa_cfg->pdev,
ioa_cfg->ipr_cmd_pool = dma_pool_create(IPR_NAME, &ioa_cfg->pdev->dev,
sizeof(struct ipr_cmnd), 512, 0);
if (!ioa_cfg->ipr_cmd_pool)
......@@ -8990,7 +8990,7 @@ static int ipr_alloc_cmd_blks(struct ipr_ioa_cfg *ioa_cfg)
}
for (i = 0; i < IPR_NUM_CMD_BLKS; i++) {
ipr_cmd = pci_pool_alloc(ioa_cfg->ipr_cmd_pool, GFP_KERNEL, &dma_addr);
ipr_cmd = dma_pool_alloc(ioa_cfg->ipr_cmd_pool, GFP_KERNEL, &dma_addr);
if (!ipr_cmd) {
ipr_free_cmd_blks(ioa_cfg);
......@@ -9061,9 +9061,10 @@ static int ipr_alloc_mem(struct ipr_ioa_cfg *ioa_cfg)
ioa_cfg->res_entries[i].ioa_cfg = ioa_cfg;
}
ioa_cfg->vpd_cbs = pci_alloc_consistent(ioa_cfg->pdev,
sizeof(struct ipr_misc_cbs),
&ioa_cfg->vpd_cbs_dma);
ioa_cfg->vpd_cbs = dma_alloc_coherent(&pdev->dev,
sizeof(struct ipr_misc_cbs),
&ioa_cfg->vpd_cbs_dma,
GFP_KERNEL);
if (!ioa_cfg->vpd_cbs)
goto out_free_res_entries;
......@@ -9072,13 +9073,14 @@ static int ipr_alloc_mem(struct ipr_ioa_cfg *ioa_cfg)
goto out_free_vpd_cbs;
for (i = 0; i < ioa_cfg->hrrq_num; i++) {
ioa_cfg->hrrq[i].host_rrq = pci_alloc_consistent(ioa_cfg->pdev,
ioa_cfg->hrrq[i].host_rrq = dma_alloc_coherent(&pdev->dev,
sizeof(u32) * ioa_cfg->hrrq[i].size,
&ioa_cfg->hrrq[i].host_rrq_dma);
&ioa_cfg->hrrq[i].host_rrq_dma,
GFP_KERNEL);
if (!ioa_cfg->hrrq[i].host_rrq) {
while (--i > 0)
pci_free_consistent(pdev,
dma_free_coherent(&pdev->dev,
sizeof(u32) * ioa_cfg->hrrq[i].size,
ioa_cfg->hrrq[i].host_rrq,
ioa_cfg->hrrq[i].host_rrq_dma);
......@@ -9087,17 +9089,19 @@ static int ipr_alloc_mem(struct ipr_ioa_cfg *ioa_cfg)
ioa_cfg->hrrq[i].ioa_cfg = ioa_cfg;
}
ioa_cfg->u.cfg_table = pci_alloc_consistent(ioa_cfg->pdev,
ioa_cfg->cfg_table_size,
&ioa_cfg->cfg_table_dma);
ioa_cfg->u.cfg_table = dma_alloc_coherent(&pdev->dev,
ioa_cfg->cfg_table_size,
&ioa_cfg->cfg_table_dma,
GFP_KERNEL);
if (!ioa_cfg->u.cfg_table)
goto out_free_host_rrq;
for (i = 0; i < IPR_NUM_HCAMS; i++) {
ioa_cfg->hostrcb[i] = pci_alloc_consistent(ioa_cfg->pdev,
sizeof(struct ipr_hostrcb),
&ioa_cfg->hostrcb_dma[i]);
ioa_cfg->hostrcb[i] = dma_alloc_coherent(&pdev->dev,
sizeof(struct ipr_hostrcb),
&ioa_cfg->hostrcb_dma[i],
GFP_KERNEL);
if (!ioa_cfg->hostrcb[i])
goto out_free_hostrcb_dma;
......@@ -9121,25 +9125,24 @@ static int ipr_alloc_mem(struct ipr_ioa_cfg *ioa_cfg)
out_free_hostrcb_dma:
while (i-- > 0) {
pci_free_consistent(pdev, sizeof(struct ipr_hostrcb),
ioa_cfg->hostrcb[i],
ioa_cfg->hostrcb_dma[i]);
dma_free_coherent(&pdev->dev, sizeof(struct ipr_hostrcb),
ioa_cfg->hostrcb[i],
ioa_cfg->hostrcb_dma[i]);
}
pci_free_consistent(pdev, ioa_cfg->cfg_table_size,
ioa_cfg->u.cfg_table,
ioa_cfg->cfg_table_dma);
dma_free_coherent(&pdev->dev, ioa_cfg->cfg_table_size,
ioa_cfg->u.cfg_table, ioa_cfg->cfg_table_dma);
out_free_host_rrq:
for (i = 0; i < ioa_cfg->hrrq_num; i++) {
pci_free_consistent(pdev,
sizeof(u32) * ioa_cfg->hrrq[i].size,
ioa_cfg->hrrq[i].host_rrq,
ioa_cfg->hrrq[i].host_rrq_dma);
dma_free_coherent(&pdev->dev,
sizeof(u32) * ioa_cfg->hrrq[i].size,
ioa_cfg->hrrq[i].host_rrq,
ioa_cfg->hrrq[i].host_rrq_dma);
}
out_ipr_free_cmd_blocks:
ipr_free_cmd_blks(ioa_cfg);
out_free_vpd_cbs:
pci_free_consistent(pdev, sizeof(struct ipr_misc_cbs),
ioa_cfg->vpd_cbs, ioa_cfg->vpd_cbs_dma);
dma_free_coherent(&pdev->dev, sizeof(struct ipr_misc_cbs),
ioa_cfg->vpd_cbs, ioa_cfg->vpd_cbs_dma);
out_free_res_entries:
kfree(ioa_cfg->res_entries);
goto out;
......@@ -9579,13 +9582,13 @@ static int ipr_probe_ioa(struct pci_dev *pdev,
ipr_init_regs(ioa_cfg);
if (ioa_cfg->sis64) {
rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
if (rc < 0) {
dev_dbg(&pdev->dev, "Failed to set 64 bit PCI DMA mask\n");
rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
}
} else
rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
if (rc < 0) {
dev_err(&pdev->dev, "Failed to set PCI DMA mask\n");
......
drivers/scsi/ipr.h
浏览文件 @ d73341bf
......@@ -1549,7 +1549,7 @@ struct ipr_ioa_cfg {
struct ipr_misc_cbs *vpd_cbs;
dma_addr_t vpd_cbs_dma;
struct pci_pool *ipr_cmd_pool;
struct dma_pool *ipr_cmd_pool;
struct ipr_cmnd *reset_cmd;
int (*reset) (struct ipr_cmnd *);
......
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