Commit 6f4789e6 authored by Ben Dooks's avatar Ben Dooks Committed by Ulf Hansson

mmc: sh-mmcif: use devm_ for irq management

Use devm_request_threaded_irq() for the host interrupt handlers so we
do not have to worry about freeing them on exit or error. Tidies up the
exit path code for the driver.
Signed-off-by: default avatarBen Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 46991005
...@@ -1440,17 +1440,19 @@ static int sh_mmcif_probe(struct platform_device *pdev) ...@@ -1440,17 +1440,19 @@ static int sh_mmcif_probe(struct platform_device *pdev)
sh_mmcif_writel(host->addr, MMCIF_CE_INT_MASK, MASK_ALL); sh_mmcif_writel(host->addr, MMCIF_CE_INT_MASK, MASK_ALL);
name = irq[1] < 0 ? dev_name(&pdev->dev) : "sh_mmc:error"; name = irq[1] < 0 ? dev_name(&pdev->dev) : "sh_mmc:error";
ret = request_threaded_irq(irq[0], sh_mmcif_intr, sh_mmcif_irqt, 0, name, host); ret = devm_request_threaded_irq(&pdev->dev, irq[0], sh_mmcif_intr,
sh_mmcif_irqt, 0, name, host);
if (ret) { if (ret) {
dev_err(&pdev->dev, "request_irq error (%s)\n", name); dev_err(&pdev->dev, "request_irq error (%s)\n", name);
goto ereqirq0; goto err_irq;
} }
if (irq[1] >= 0) { if (irq[1] >= 0) {
ret = request_threaded_irq(irq[1], sh_mmcif_intr, sh_mmcif_irqt, ret = devm_request_threaded_irq(&pdev->dev, irq[1],
sh_mmcif_intr, sh_mmcif_irqt,
0, "sh_mmc:int", host); 0, "sh_mmc:int", host);
if (ret) { if (ret) {
dev_err(&pdev->dev, "request_irq error (sh_mmc:int)\n"); dev_err(&pdev->dev, "request_irq error (sh_mmc:int)\n");
goto ereqirq1; goto err_irq;
} }
} }
...@@ -1477,11 +1479,7 @@ static int sh_mmcif_probe(struct platform_device *pdev) ...@@ -1477,11 +1479,7 @@ static int sh_mmcif_probe(struct platform_device *pdev)
emmcaddh: emmcaddh:
erqcd: erqcd:
if (irq[1] >= 0) err_irq:
free_irq(irq[1], host);
ereqirq1:
free_irq(irq[0], host);
ereqirq0:
pm_runtime_suspend(&pdev->dev); pm_runtime_suspend(&pdev->dev);
err_clk: err_clk:
clk_disable_unprepare(host->hclk); clk_disable_unprepare(host->hclk);
...@@ -1495,7 +1493,6 @@ static int sh_mmcif_probe(struct platform_device *pdev) ...@@ -1495,7 +1493,6 @@ static int sh_mmcif_probe(struct platform_device *pdev)
static int sh_mmcif_remove(struct platform_device *pdev) static int sh_mmcif_remove(struct platform_device *pdev)
{ {
struct sh_mmcif_host *host = platform_get_drvdata(pdev); struct sh_mmcif_host *host = platform_get_drvdata(pdev);
int irq[2];
host->dying = true; host->dying = true;
clk_prepare_enable(host->hclk); clk_prepare_enable(host->hclk);
...@@ -1513,13 +1510,6 @@ static int sh_mmcif_remove(struct platform_device *pdev) ...@@ -1513,13 +1510,6 @@ static int sh_mmcif_remove(struct platform_device *pdev)
*/ */
cancel_delayed_work_sync(&host->timeout_work); cancel_delayed_work_sync(&host->timeout_work);
irq[0] = platform_get_irq(pdev, 0);
irq[1] = platform_get_irq(pdev, 1);
free_irq(irq[0], host);
if (irq[1] >= 0)
free_irq(irq[1], host);
clk_disable_unprepare(host->hclk); clk_disable_unprepare(host->hclk);
mmc_free_host(host->mmc); mmc_free_host(host->mmc);
pm_runtime_put_sync(&pdev->dev); pm_runtime_put_sync(&pdev->dev);
......
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