drm/exynos: Use devm_clk_get in exynos_drm_g2d.c

devm_clk_get is device managed and makes error handling and exit code
simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
index a9002adc4694c0ca7b702a3d863ef8638e02bfc7..c1054cb2fe06070923344654b4b2f5500ede8cb8 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
@@ -1125,7 +1125,7 @@ static int __devinit g2d_probe(struct platform_device *pdev)
        mutex_init(&g2d->cmdlist_mutex);
        mutex_init(&g2d->runqueue_mutex);
 
-       g2d->gate_clk = clk_get(dev, "fimg2d");
+       g2d->gate_clk = devm_clk_get(dev, "fimg2d");
        if (IS_ERR(g2d->gate_clk)) {
                dev_err(dev, "failed to get gate clock\n");
                ret = PTR_ERR(g2d->gate_clk);
@@ -1181,7 +1181,6 @@ static int __devinit g2d_probe(struct platform_device *pdev)
 
 err_put_clk:
        pm_runtime_disable(dev);
-       clk_put(g2d->gate_clk);
 err_destroy_workqueue:
        destroy_workqueue(g2d->g2d_workq);
 err_destroy_slab:
@@ -1202,7 +1201,6 @@ static int __devexit g2d_remove(struct platform_device *pdev)
        }
 
        pm_runtime_disable(&pdev->dev);
-       clk_put(g2d->gate_clk);
 
        g2d_fini_cmdlist(g2d);
        destroy_workqueue(g2d->g2d_workq);