Commit 3e9caa52 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

Merge branch 'v4l_for_linus' into staging/for_v3.4 

* v4l_for_linus:
  [media] V4L: atmel-isi: add clk_prepare()/clk_unprepare() functions
parents 59b30294 03652e0a

drivers/media/video/atmel-isi.c

+14 −0
Original line number Diff line number Diff line
@@ -922,7 +922,9 @@ static int __devexit atmel_isi_remove(struct platform_device *pdev) 
			isi->fb_descriptors_phys);



	iounmap(isi->regs);

	clk_unprepare(isi->mck);

	clk_put(isi->mck);

	clk_unprepare(isi->pclk);

	clk_put(isi->pclk);

	kfree(isi);
@@ -955,6 +957,10 @@ static int __devinit atmel_isi_probe(struct platform_device *pdev) 
	if (IS_ERR(pclk))

		return PTR_ERR(pclk);



	ret = clk_prepare(pclk);

	if (ret)

		goto err_clk_prepare_pclk;



	isi = kzalloc(sizeof(struct atmel_isi), GFP_KERNEL);

	if (!isi) {

		ret = -ENOMEM;
@@ -978,6 +984,10 @@ static int __devinit atmel_isi_probe(struct platform_device *pdev) 
		goto err_clk_get;

	}



	ret = clk_prepare(isi->mck);

	if (ret)

		goto err_clk_prepare_mck;



	/* Set ISI_MCK's frequency, it should be faster than pixel clock */

	ret = clk_set_rate(isi->mck, pdata->mck_hz);

	if (ret < 0)
@@ -1059,10 +1069,14 @@ static int __devinit atmel_isi_probe(struct platform_device *pdev) 
			isi->fb_descriptors_phys);

err_alloc_descriptors:

err_set_mck_rate:

	clk_unprepare(isi->mck);

err_clk_prepare_mck:

	clk_put(isi->mck);

err_clk_get:

	kfree(isi);

err_alloc_isi:

	clk_unprepare(pclk);

err_clk_prepare_pclk:

	clk_put(pclk);



	return ret;