From: Shawn Guo Date: Tue, 20 Dec 2011 06:12:54 +0000 (+0800) Subject: video: mxsfb: convert to clk_prepare/clk_unprepare X-Git-Tag: firefly_0821_release~3680^2~3787^2^2^2~3 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ca4c22d391b8a5ac2b79135213ca68abc7aeb984;p=firefly-linux-kernel-4.4.55.git video: mxsfb: convert to clk_prepare/clk_unprepare The patch converts mxsfb driver to clk_prepare/clk_unprepare by using helper functions clk_prepare_enable/clk_disable_unprepare. Signed-off-by: Shawn Guo Cc: Sascha Hauer Acked-by: Marek Vasut Acked-by: Florian Tobias Schandinat --- diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c index d837d63c456f..eb3c5eea1a0f 100644 --- a/drivers/video/mxsfb.c +++ b/drivers/video/mxsfb.c @@ -328,7 +328,7 @@ static void mxsfb_enable_controller(struct fb_info *fb_info) dev_dbg(&host->pdev->dev, "%s\n", __func__); - clk_enable(host->clk); + clk_prepare_enable(host->clk); clk_set_rate(host->clk, PICOS2KHZ(fb_info->var.pixclock) * 1000U); /* if it was disabled, re-enable the mode again */ @@ -368,7 +368,7 @@ static void mxsfb_disable_controller(struct fb_info *fb_info) writel(VDCTRL4_SYNC_SIGNALS_ON, host->base + LCDC_VDCTRL4 + REG_CLR); - clk_disable(host->clk); + clk_disable_unprepare(host->clk); host->enabled = 0; } @@ -668,7 +668,7 @@ static int __devinit mxsfb_restore_mode(struct mxsfb_info *host) line_count = fb_info->fix.smem_len / fb_info->fix.line_length; fb_info->fix.ypanstep = 1; - clk_enable(host->clk); + clk_prepare_enable(host->clk); host->enabled = 1; return 0; @@ -841,7 +841,7 @@ static int __devinit mxsfb_probe(struct platform_device *pdev) error_register: if (host->enabled) - clk_disable(host->clk); + clk_disable_unprepare(host->clk); fb_destroy_modelist(&fb_info->modelist); error_init_fb: kfree(fb_info->pseudo_palette);