video: s3c-fb: use devm_clk_get()

The devm_ functions allocate memory that is released when a driver
detaches. This patch uses devm_clk_get() for these functions.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
This commit is contained in:
Jingoo Han 2012-08-02 15:59:05 +09:00 committed by Florian Tobias Schandinat
parent 4c4ceee0de
commit 776213493f

View file

@ -1398,17 +1398,16 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev)
spin_lock_init(&sfb->slock);
sfb->bus_clk = clk_get(dev, "lcd");
sfb->bus_clk = devm_clk_get(dev, "lcd");
if (IS_ERR(sfb->bus_clk)) {
dev_err(dev, "failed to get bus clock\n");
ret = PTR_ERR(sfb->bus_clk);
goto err_sfb;
return PTR_ERR(sfb->bus_clk);
}
clk_enable(sfb->bus_clk);
if (!sfb->variant.has_clksel) {
sfb->lcd_clk = clk_get(dev, "sclk_fimd");
sfb->lcd_clk = devm_clk_get(dev, "sclk_fimd");
if (IS_ERR(sfb->lcd_clk)) {
dev_err(dev, "failed to get lcd clock\n");
ret = PTR_ERR(sfb->lcd_clk);
@ -1421,12 +1420,6 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev)
pm_runtime_enable(sfb->dev);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(dev, "failed to find registers\n");
ret = -ENOENT;
goto err_lcd_clk;
}
sfb->regs = devm_request_and_ioremap(dev, res);
if (!sfb->regs) {
dev_err(dev, "failed to map registers\n");
@ -1510,16 +1503,12 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev)
err_lcd_clk:
pm_runtime_disable(sfb->dev);
if (!sfb->variant.has_clksel) {
if (!sfb->variant.has_clksel)
clk_disable(sfb->lcd_clk);
clk_put(sfb->lcd_clk);
}
err_bus_clk:
clk_disable(sfb->bus_clk);
clk_put(sfb->bus_clk);
err_sfb:
return ret;
}
@ -1541,13 +1530,10 @@ static int __devexit s3c_fb_remove(struct platform_device *pdev)
if (sfb->windows[win])
s3c_fb_release_win(sfb, sfb->windows[win]);
if (!sfb->variant.has_clksel) {
if (!sfb->variant.has_clksel)
clk_disable(sfb->lcd_clk);
clk_put(sfb->lcd_clk);
}
clk_disable(sfb->bus_clk);
clk_put(sfb->bus_clk);
pm_runtime_put_sync(sfb->dev);
pm_runtime_disable(sfb->dev);