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Commit c0b90a31 authored by Sascha Hauer's avatar Sascha Hauer
Browse files

imxfb: add platform specific init/exit functions 



Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent 879fea1b

arch/arm/plat-mxc/include/mach/imxfb.h

+3 −0
Original line number Diff line number Diff line
@@ -76,6 +76,9 @@ struct imx_fb_platform_data { 
	u_char * fixed_screen_cpu;

	dma_addr_t fixed_screen_dma;



	int (*init)(struct platform_device*);

	int (*exit)(struct platform_device*);



	void (*lcd_power)(int);

	void (*backlight_power)(int);

};

drivers/video/imxfb.c

+14 −0
Original line number Diff line number Diff line
@@ -650,6 +650,12 @@ static int __init imxfb_probe(struct platform_device *pdev) 
		info->fix.smem_start = fbi->screen_dma;

	}



	if (pdata->init) {

		ret = pdata->init(fbi->pdev);

		if (ret)

			goto failed_platform_init;

	}



	/*

	 * This makes sure that our colour bitfield

	 * descriptors are correctly initialised.
@@ -674,6 +680,9 @@ static int __init imxfb_probe(struct platform_device *pdev) 
failed_register:

	fb_dealloc_cmap(&info->cmap);

failed_cmap:

	if (pdata->exit)

		pdata->exit(fbi->pdev);

failed_platform_init:

	if (!pdata->fixed_screen_cpu)

		dma_free_writecombine(&pdev->dev,fbi->map_size,fbi->map_cpu,

			fbi->map_dma);
@@ -691,6 +700,7 @@ static int __init imxfb_probe(struct platform_device *pdev) 


static int __devexit imxfb_remove(struct platform_device *pdev)

{

	struct imx_fb_platform_data *pdata;

	struct fb_info *info = platform_get_drvdata(pdev);

	struct imxfb_info *fbi = info->par;

	struct resource *res;
@@ -701,6 +711,10 @@ static int __devexit imxfb_remove(struct platform_device *pdev) 


	unregister_framebuffer(info);



	pdata = pdev->dev.platform_data;

	if (pdata->exit)

		pdata->exit(fbi->pdev);



	fb_dealloc_cmap(&info->cmap);

	kfree(info->pseudo_palette);

	framebuffer_release(info);