From 1f5a5e62aed455a4004685b6ee65ea91cc5acb87 Mon Sep 17 00:00:00 2001 From: Murali Karicheri Date: Mon, 22 Oct 2012 11:41:36 -0300 Subject: [media] media:davinci: clk - {prepare/unprepare} for common clk As a first step towards migrating davinci platforms to use common clock framework, replace all instances of clk_enable() with clk_prepare_enable() and clk_disable() with clk_disable_unprepare(). Also fixes some issues related to clk clean up in the driver Signed-off-by: Murali Karicheri Acked-by: Lad, Prabhakar Tested-by: Lad, Prabhakar Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/davinci/vpbe.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'drivers/media/platform/davinci/vpbe.c') diff --git a/drivers/media/platform/davinci/vpbe.c b/drivers/media/platform/davinci/vpbe.c index 69d7a58c92c3..7f5cf9b347b2 100644 --- a/drivers/media/platform/davinci/vpbe.c +++ b/drivers/media/platform/davinci/vpbe.c @@ -612,7 +612,7 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev) ret = PTR_ERR(vpbe_dev->dac_clk); goto fail_mutex_unlock; } - if (clk_enable(vpbe_dev->dac_clk)) { + if (clk_prepare_enable(vpbe_dev->dac_clk)) { ret = -ENODEV; goto fail_mutex_unlock; } @@ -759,8 +759,10 @@ fail_kfree_encoders: fail_dev_unregister: v4l2_device_unregister(&vpbe_dev->v4l2_dev); fail_clk_put: - if (strcmp(vpbe_dev->cfg->module_name, "dm644x-vpbe-display") != 0) + if (strcmp(vpbe_dev->cfg->module_name, "dm644x-vpbe-display") != 0) { + clk_disable_unprepare(vpbe_dev->dac_clk); clk_put(vpbe_dev->dac_clk); + } fail_mutex_unlock: mutex_unlock(&vpbe_dev->lock); return ret; @@ -777,8 +779,10 @@ fail_mutex_unlock: static void vpbe_deinitialize(struct device *dev, struct vpbe_device *vpbe_dev) { v4l2_device_unregister(&vpbe_dev->v4l2_dev); - if (strcmp(vpbe_dev->cfg->module_name, "dm644x-vpbe-display") != 0) + if (strcmp(vpbe_dev->cfg->module_name, "dm644x-vpbe-display") != 0) { + clk_disable_unprepare(vpbe_dev->dac_clk); clk_put(vpbe_dev->dac_clk); + } kfree(vpbe_dev->amp); kfree(vpbe_dev->encoders); -- cgit v1.2.2