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| author | Sergiy Kibrik <sakib@meta.ua> | 2015-04-27 08:29:44 +0300 |
|---|---|---|
| committer | Kukjin Kim <kgene@kernel.org> | 2015-06-06 02:17:55 +0900 |
| commit | 0c5f989f1fde27df3ddb7ffd84525b4b64eb179c (patch) | |
| tree | 5c87a6764bc05584b214f88fc01f77e969ef5d5a /arch/arm | |
| parent | fe4034a3fad748d2fce87fe635359dcde83f188b (diff) | |
| download | op-kernel-dev-0c5f989f1fde27df3ddb7ffd84525b4b64eb179c.zip op-kernel-dev-0c5f989f1fde27df3ddb7ffd84525b4b64eb179c.tar.gz | |
ARM: SAMSUNG: fix clk_enable() WARNing in S3C24XX ADC
Convert clk_enable/clk_disable to clk_prepare_enable/clk_disable_unprepare
calls as required by common clock framework. Removes this warning on probe:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1 at drivers/clk/clk.c:889 __clk_enable+0x28/0x9c()
Modules linked in:
CPU: 0 PID: 1 Comm: swapper Not tainted 3.19.0+ #46
[<c0013a98>] (unwind_backtrace) from [<c0010d8c>] (show_stack+0x10/0x14)
[<c0010d8c>] (show_stack) from [<c001b018>] (warn_slowpath_common+0x7c/0xa4)
[<c001b018>] (warn_slowpath_common) from [<c001b0d0>] (warn_slowpath_null+0x18/0x20)
[<c001b0d0>] (warn_slowpath_null) from [<c01a5f80>] (__clk_enable+0x28/0x9c)
[<c01a5f80>] (__clk_enable) from [<c01a600c>] (clk_enable+0x18/0x2c)
[<c01a600c>] (clk_enable) from [<c001860c>] (s3c_adc_probe+0x11c/0x18c)
[<c001860c>] (s3c_adc_probe) from [<c0153a10>] (platform_drv_probe+0x30/0x78)
[<c0153a10>] (platform_drv_probe) from [<c01523e0>] (driver_probe_device+0xb0/0x1fc)
[<c01523e0>] (driver_probe_device) from [<c01525dc>] (__driver_attach+0x68/0x88)
[<c01525dc>] (__driver_attach) from [<c0150df0>] (bus_for_each_dev+0x70/0x94)
[<c0150df0>] (bus_for_each_dev) from [<c0151c80>] (bus_add_driver+0xdc/0x1c4)
[<c0151c80>] (bus_add_driver) from [<c0152ba4>] (driver_register+0x9c/0xe0)
[<c0152ba4>] (driver_register) from [<c03041cc>] (adc_init+0x10/0x34)
[<c03041cc>] (adc_init) from [<c00087fc>] (do_one_initcall+0x110/0x1cc)
[<c00087fc>] (do_one_initcall) from [<c02ffccc>] (kernel_init_freeable+0xf4/0x1ac)
[<c02ffccc>] (kernel_init_freeable) from [<c022f4fc>] (kernel_init+0x8/0xe0)
[<c022f4fc>] (kernel_init) from [<c000e098>] (ret_from_fork+0x14/0x3c)
---[ end trace f4a1ea39a114fecf ]---
Signed-off-by: Sergiy Kibrik <sakib@meta.ua>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski.k@gmail.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/plat-samsung/adc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c index e2be70d..38444b94 100644 --- a/arch/arm/plat-samsung/adc.c +++ b/arch/arm/plat-samsung/adc.c @@ -389,7 +389,7 @@ static int s3c_adc_probe(struct platform_device *pdev) if (ret) return ret; - clk_enable(adc->clk); + clk_prepare_enable(adc->clk); tmp = adc->prescale | S3C2410_ADCCON_PRSCEN; @@ -413,7 +413,7 @@ static int s3c_adc_remove(struct platform_device *pdev) { struct adc_device *adc = platform_get_drvdata(pdev); - clk_disable(adc->clk); + clk_disable_unprepare(adc->clk); regulator_disable(adc->vdd); return 0; |
