dma: cppi41: add shortcut to &pdev->dev in cppi41_dma_probe()
Makes the code more readable and compact. No functional change.
Signed-off-by: Daniel Mack <zonque@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
diff --git a/drivers/dma/cppi41.c b/drivers/dma/cppi41.c
index 5469a15..d689706 100644
--- a/drivers/dma/cppi41.c
+++ b/drivers/dma/cppi41.c
@@ -927,11 +927,12 @@
static int cppi41_dma_probe(struct platform_device *pdev)
{
struct cppi41_dd *cdd;
+ struct device *dev = &pdev->dev;
const struct cppi_glue_infos *glue_info;
int irq;
int ret;
- glue_info = get_glue_info(&pdev->dev);
+ glue_info = get_glue_info(dev);
if (!glue_info)
return -EINVAL;
@@ -946,14 +947,14 @@
cdd->ddev.device_issue_pending = cppi41_dma_issue_pending;
cdd->ddev.device_prep_slave_sg = cppi41_dma_prep_slave_sg;
cdd->ddev.device_control = cppi41_dma_control;
- cdd->ddev.dev = &pdev->dev;
+ cdd->ddev.dev = dev;
INIT_LIST_HEAD(&cdd->ddev.channels);
cpp41_dma_info.dma_cap = cdd->ddev.cap_mask;
- cdd->usbss_mem = of_iomap(pdev->dev.of_node, 0);
- cdd->ctrl_mem = of_iomap(pdev->dev.of_node, 1);
- cdd->sched_mem = of_iomap(pdev->dev.of_node, 2);
- cdd->qmgr_mem = of_iomap(pdev->dev.of_node, 3);
+ cdd->usbss_mem = of_iomap(dev->of_node, 0);
+ cdd->ctrl_mem = of_iomap(dev->of_node, 1);
+ cdd->sched_mem = of_iomap(dev->of_node, 2);
+ cdd->qmgr_mem = of_iomap(dev->of_node, 3);
if (!cdd->usbss_mem || !cdd->ctrl_mem || !cdd->sched_mem ||
!cdd->qmgr_mem) {
@@ -961,8 +962,8 @@
goto err_remap;
}
- pm_runtime_enable(&pdev->dev);
- ret = pm_runtime_get_sync(&pdev->dev);
+ pm_runtime_enable(dev);
+ ret = pm_runtime_get_sync(dev);
if (ret)
goto err_get_sync;
@@ -970,22 +971,22 @@
cdd->queues_tx = glue_info->queues_tx;
cdd->td_queue = glue_info->td_queue;
- ret = init_cppi41(&pdev->dev, cdd);
+ ret = init_cppi41(dev, cdd);
if (ret)
goto err_init_cppi;
- ret = cppi41_add_chans(&pdev->dev, cdd);
+ ret = cppi41_add_chans(dev, cdd);
if (ret)
goto err_chans;
- irq = irq_of_parse_and_map(pdev->dev.of_node, 0);
+ irq = irq_of_parse_and_map(dev->of_node, 0);
if (!irq)
goto err_irq;
cppi_writel(USBSS_IRQ_PD_COMP, cdd->usbss_mem + USBSS_IRQ_ENABLER);
ret = request_irq(irq, glue_info->isr, IRQF_SHARED,
- dev_name(&pdev->dev), cdd);
+ dev_name(dev), cdd);
if (ret)
goto err_irq;
cdd->irq = irq;
@@ -994,7 +995,7 @@
if (ret)
goto err_dma_reg;
- ret = of_dma_controller_register(pdev->dev.of_node,
+ ret = of_dma_controller_register(dev->of_node,
cppi41_dma_xlate, &cpp41_dma_info);
if (ret)
goto err_of;
@@ -1009,11 +1010,11 @@
cppi_writel(0, cdd->usbss_mem + USBSS_IRQ_CLEARR);
cleanup_chans(cdd);
err_chans:
- deinit_cppi41(&pdev->dev, cdd);
+ deinit_cppi41(dev, cdd);
err_init_cppi:
- pm_runtime_put(&pdev->dev);
+ pm_runtime_put(dev);
err_get_sync:
- pm_runtime_disable(&pdev->dev);
+ pm_runtime_disable(dev);
iounmap(cdd->usbss_mem);
iounmap(cdd->ctrl_mem);
iounmap(cdd->sched_mem);