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path: root/drivers/gpu/arm/mali400/mali/platform/exynos4/exynos4.c
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Diffstat (limited to 'drivers/gpu/arm/mali400/mali/platform/exynos4/exynos4.c')
-rw-r--r--drivers/gpu/arm/mali400/mali/platform/exynos4/exynos4.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/arm/mali400/mali/platform/exynos4/exynos4.c b/drivers/gpu/arm/mali400/mali/platform/exynos4/exynos4.c
index f534411a8f5..05e18c4fc3d 100644
--- a/drivers/gpu/arm/mali400/mali/platform/exynos4/exynos4.c
+++ b/drivers/gpu/arm/mali400/mali/platform/exynos4/exynos4.c
@@ -255,6 +255,7 @@ _mali_osk_errcode_t mali_platform_init(void)
struct resource *old_res, *new_res;
unsigned int i, irq_res, mem_res;
struct device_node *np;
+ int ret;
if (WARN_ON(!pdev))
return -ENODEV;
@@ -343,7 +344,11 @@ _mali_osk_errcode_t mali_platform_init(void)
INIT_WORK(&mali->dvfs_work, exynos_dvfs_work);
- regulator_enable(mali->vdd_g3d);
+ ret = regulator_enable(mali->vdd_g3d);
+ if (WARN_ON(ret)) {
+ destroy_workqueue(mali->dvfs_workqueue);
+ MALI_ERROR(_MALI_OSK_ERR_FAULT);
+ }
clk_set_parent(mali->mux1, mali->pll);
clk_set_parent(mali->mux2, mali->mux1);