[PATCH v12 2/8] dmaengine: pch_dma: Replace PCI pool old API

From: Romain Perier
Date: Tue Aug 22 2017 - 07:49:58 EST


The PCI pool API is deprecated. This commit replaces the PCI pool old
API by the appropriate function with the DMA pool API.

Signed-off-by: Romain Perier <romain.perier@xxxxxxxxxxxxx>
Acked-by: Peter Senna Tschudin <peter.senna@xxxxxxxxxxxxx>
Tested-by: Peter Senna Tschudin <peter.senna@xxxxxxxxxxxxx>
---
drivers/dma/pch_dma.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c
index f9028e9d0dfc..afd8f27bda96 100644
--- a/drivers/dma/pch_dma.c
+++ b/drivers/dma/pch_dma.c
@@ -123,7 +123,7 @@ struct pch_dma_chan {
struct pch_dma {
struct dma_device dma;
void __iomem *membase;
- struct pci_pool *pool;
+ struct dma_pool *pool;
struct pch_dma_regs regs;
struct pch_dma_desc_regs ch_regs[MAX_CHAN_NR];
struct pch_dma_chan channels[MAX_CHAN_NR];
@@ -437,7 +437,7 @@ static struct pch_dma_desc *pdc_alloc_desc(struct dma_chan *chan, gfp_t flags)
struct pch_dma *pd = to_pd(chan->device);
dma_addr_t addr;

- desc = pci_pool_zalloc(pd->pool, flags, &addr);
+ desc = dma_pool_zalloc(pd->pool, flags, &addr);
if (desc) {
INIT_LIST_HEAD(&desc->tx_list);
dma_async_tx_descriptor_init(&desc->txd, chan);
@@ -549,7 +549,7 @@ static void pd_free_chan_resources(struct dma_chan *chan)
spin_unlock_irq(&pd_chan->lock);

list_for_each_entry_safe(desc, _d, &tmp_list, desc_node)
- pci_pool_free(pd->pool, desc, desc->txd.phys);
+ dma_pool_free(pd->pool, desc, desc->txd.phys);

pdc_enable_irq(chan, 0);
}
@@ -880,7 +880,7 @@ static int pch_dma_probe(struct pci_dev *pdev,
goto err_iounmap;
}

- pd->pool = pci_pool_create("pch_dma_desc_pool", pdev,
+ pd->pool = dma_pool_create("pch_dma_desc_pool", &pdev->dev,
sizeof(struct pch_dma_desc), 4, 0);
if (!pd->pool) {
dev_err(&pdev->dev, "Failed to alloc DMA descriptors\n");
@@ -931,7 +931,7 @@ static int pch_dma_probe(struct pci_dev *pdev,
return 0;

err_free_pool:
- pci_pool_destroy(pd->pool);
+ dma_pool_destroy(pd->pool);
err_free_irq:
free_irq(pdev->irq, pd);
err_iounmap:
@@ -963,7 +963,7 @@ static void pch_dma_remove(struct pci_dev *pdev)
tasklet_kill(&pd_chan->tasklet);
}

- pci_pool_destroy(pd->pool);
+ dma_pool_destroy(pd->pool);
pci_iounmap(pdev, pd->membase);
pci_release_regions(pdev);
pci_disable_device(pdev);
--
2.11.0