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dma: cppi41: add shortcut to &pdev->dev in cppi41_dma_probe()

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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>
This commit is contained in:
Daniel Mack 2013-09-22 16:50:02 +02:00 committed by Vinod Koul
parent b46ce4d01e
commit 717d818169
1 changed files with 17 additions and 16 deletions
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33
drivers/dma/cppi41.c
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@ -927,11 +927,12 @@ static const struct cppi_glue_infos *get_glue_info(struct device *dev)
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 @@ static int cppi41_dma_probe(struct platform_device *pdev)
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 @@ static int cppi41_dma_probe(struct platform_device *pdev)
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 @@ static int cppi41_dma_probe(struct platform_device *pdev)
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 @@ static int cppi41_dma_probe(struct platform_device *pdev)
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 @@ err_irq:
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);