| Message ID | 1353642119-10253-2-git-send-email-sachin.kamat@linaro.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
> -----Original Message----- > From: Sachin Kamat [mailto:sachin.kamat@linaro.org] > Sent: Friday, November 23, 2012 12:42 PM > To: dri-devel@lists.freedesktop.org > Cc: inki.dae@samsung.com; jy0922.shim@samsung.com; airlied@linux.ie; > sachin.kamat@linaro.org; patches@linaro.org > Subject: [PATCH 1/5] drm/exynos: Use devm_clk_get in exynos_drm_fimd.c > > devm_clk_get is device managed and makes error handling and exit code > simpler. > > Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> > --- > drivers/gpu/drm/exynos/exynos_drm_fimd.c | 9 ++------- > 1 files changed, 2 insertions(+), 7 deletions(-) > > diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c > b/drivers/gpu/drm/exynos/exynos_drm_fimd.c > index ad04edd..57851cc 100644 > --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c > +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c > @@ -846,14 +846,14 @@ static int __devinit fimd_probe(struct > platform_device *pdev) > if (!ctx) > return -ENOMEM; > > - ctx->bus_clk = clk_get(dev, "fimd"); > + ctx->bus_clk = devm_clk_get(dev, "fimd"); > if (IS_ERR(ctx->bus_clk)) { > dev_err(dev, "failed to get bus clock\n"); > ret = PTR_ERR(ctx->bus_clk); > goto err_clk_get; > } > > - ctx->lcd_clk = clk_get(dev, "sclk_fimd"); > + ctx->lcd_clk = devm_clk_get(dev, "sclk_fimd"); > if (IS_ERR(ctx->lcd_clk)) { > dev_err(dev, "failed to get lcd clock\n"); > ret = PTR_ERR(ctx->lcd_clk); > @@ -918,11 +918,9 @@ static int __devinit fimd_probe(struct > platform_device *pdev) > > err_clk: > clk_disable(ctx->lcd_clk); > - clk_put(ctx->lcd_clk); clk_disable shouldn't be called here so let's cleanup this also to reduce unnecessary cleanup commits. > > err_bus_clk: > clk_disable(ctx->bus_clk); > - clk_put(ctx->bus_clk); > Ditto. Thanks, Inki Dae > err_clk_get: > return ret; > @@ -949,9 +947,6 @@ static int __devexit fimd_remove(struct > platform_device *pdev) > out: > pm_runtime_disable(dev); > > - clk_put(ctx->lcd_clk); > - clk_put(ctx->bus_clk); > - > return 0; > } > > -- > 1.7.4.1
On 23 November 2012 12:10, Inki Dae <inki.dae@samsung.com> wrote: > > >> -----Original Message----- >> From: Sachin Kamat [mailto:sachin.kamat@linaro.org] >> Sent: Friday, November 23, 2012 12:42 PM >> To: dri-devel@lists.freedesktop.org >> Cc: inki.dae@samsung.com; jy0922.shim@samsung.com; airlied@linux.ie; >> sachin.kamat@linaro.org; patches@linaro.org >> Subject: [PATCH 1/5] drm/exynos: Use devm_clk_get in exynos_drm_fimd.c >> >> devm_clk_get is device managed and makes error handling and exit code >> simpler. >> >> Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> >> --- >> drivers/gpu/drm/exynos/exynos_drm_fimd.c | 9 ++------- >> 1 files changed, 2 insertions(+), 7 deletions(-) >> >> diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c >> b/drivers/gpu/drm/exynos/exynos_drm_fimd.c >> index ad04edd..57851cc 100644 >> --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c >> +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c >> @@ -846,14 +846,14 @@ static int __devinit fimd_probe(struct >> platform_device *pdev) >> if (!ctx) >> return -ENOMEM; >> >> - ctx->bus_clk = clk_get(dev, "fimd"); >> + ctx->bus_clk = devm_clk_get(dev, "fimd"); >> if (IS_ERR(ctx->bus_clk)) { >> dev_err(dev, "failed to get bus clock\n"); >> ret = PTR_ERR(ctx->bus_clk); >> goto err_clk_get; >> } >> >> - ctx->lcd_clk = clk_get(dev, "sclk_fimd"); >> + ctx->lcd_clk = devm_clk_get(dev, "sclk_fimd"); >> if (IS_ERR(ctx->lcd_clk)) { >> dev_err(dev, "failed to get lcd clock\n"); >> ret = PTR_ERR(ctx->lcd_clk); >> @@ -918,11 +918,9 @@ static int __devinit fimd_probe(struct >> platform_device *pdev) >> >> err_clk: >> clk_disable(ctx->lcd_clk); >> - clk_put(ctx->lcd_clk); > > clk_disable shouldn't be called here so let's cleanup this also to reduce > unnecessary cleanup commits. > >> >> err_bus_clk: >> clk_disable(ctx->bus_clk); >> - clk_put(ctx->bus_clk); >> > > Ditto. OK. I will remove it. Do you want me to re-send only this patch or the entire series? > > Thanks, > Inki Dae > >> err_clk_get: >> return ret; >> @@ -949,9 +947,6 @@ static int __devexit fimd_remove(struct >> platform_device *pdev) >> out: >> pm_runtime_disable(dev); >> >> - clk_put(ctx->lcd_clk); >> - clk_put(ctx->bus_clk); >> - >> return 0; >> } >> >> -- >> 1.7.4.1 >
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index ad04edd..57851cc 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -846,14 +846,14 @@ static int __devinit fimd_probe(struct platform_device *pdev) if (!ctx) return -ENOMEM; - ctx->bus_clk = clk_get(dev, "fimd"); + ctx->bus_clk = devm_clk_get(dev, "fimd"); if (IS_ERR(ctx->bus_clk)) { dev_err(dev, "failed to get bus clock\n"); ret = PTR_ERR(ctx->bus_clk); goto err_clk_get; } - ctx->lcd_clk = clk_get(dev, "sclk_fimd"); + ctx->lcd_clk = devm_clk_get(dev, "sclk_fimd"); if (IS_ERR(ctx->lcd_clk)) { dev_err(dev, "failed to get lcd clock\n"); ret = PTR_ERR(ctx->lcd_clk); @@ -918,11 +918,9 @@ static int __devinit fimd_probe(struct platform_device *pdev) err_clk: clk_disable(ctx->lcd_clk); - clk_put(ctx->lcd_clk); err_bus_clk: clk_disable(ctx->bus_clk); - clk_put(ctx->bus_clk); err_clk_get: return ret; @@ -949,9 +947,6 @@ static int __devexit fimd_remove(struct platform_device *pdev) out: pm_runtime_disable(dev); - clk_put(ctx->lcd_clk); - clk_put(ctx->bus_clk); - return 0; }
devm_clk_get is device managed and makes error handling and exit code simpler. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> --- drivers/gpu/drm/exynos/exynos_drm_fimd.c | 9 ++------- 1 files changed, 2 insertions(+), 7 deletions(-)