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authorSachin Kamat <sachin.kamat@linaro.org>2013-08-19 08:28:43 +0200
committerEduardo Valentin <eduardo.valentin@ti.com>2013-08-29 15:37:31 +0200
commit73b5b1d7c5f9348c0fe3a3e4ac5586207d830d54 (patch)
tree45a6737bcfb2d994356b0f038b6a2227f331d2a2 /drivers/thermal
parentthermal: exynos: Fix potential NULL pointer dereference (diff)
downloadlinux-73b5b1d7c5f9348c0fe3a3e4ac5586207d830d54.tar.xz
linux-73b5b1d7c5f9348c0fe3a3e4ac5586207d830d54.zip
thermal: exynos: Clean up non-DT remnants
Commit 1cd1ecb6 ("thermal: exynos: Remove non DT based support") cleaned up some non-DT code. However, there were few more things needed for complete cleanup to make this driver DT only. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Diffstat (limited to 'drivers/thermal')
-rw-r--r--drivers/thermal/samsung/Kconfig2
-rw-r--r--drivers/thermal/samsung/exynos_tmu.c30
2 files changed, 13 insertions, 19 deletions
diff --git a/drivers/thermal/samsung/Kconfig b/drivers/thermal/samsung/Kconfig
index 92492e4351a0..f760389a204c 100644
--- a/drivers/thermal/samsung/Kconfig
+++ b/drivers/thermal/samsung/Kconfig
@@ -1,6 +1,6 @@
config EXYNOS_THERMAL
tristate "Exynos thermal management unit driver"
- depends on ARCH_HAS_BANDGAP
+ depends on ARCH_HAS_BANDGAP && OF
help
If you say yes here you get support for the TMU (Thermal Management
Unit) driver for SAMSUNG EXYNOS series of SoCs. This driver initialises
diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index a033dbbf979e..b43afda8acd1 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -481,7 +481,6 @@ static irqreturn_t exynos_tmu_irq(int irq, void *id)
return IRQ_HANDLED;
}
-#ifdef CONFIG_OF
static const struct of_device_id exynos_tmu_match[] = {
{
.compatible = "samsung,exynos4210-tmu",
@@ -502,27 +501,22 @@ static const struct of_device_id exynos_tmu_match[] = {
{},
};
MODULE_DEVICE_TABLE(of, exynos_tmu_match);
-#endif
static inline struct exynos_tmu_platform_data *exynos_get_driver_data(
struct platform_device *pdev, int id)
{
-#ifdef CONFIG_OF
struct exynos_tmu_init_data *data_table;
struct exynos_tmu_platform_data *tmu_data;
- if (pdev->dev.of_node) {
- const struct of_device_id *match;
- match = of_match_node(exynos_tmu_match, pdev->dev.of_node);
- if (!match)
- return NULL;
- data_table = (struct exynos_tmu_init_data *) match->data;
- if (!data_table || id >= data_table->tmu_count)
- return NULL;
- tmu_data = data_table->tmu_data;
- return (struct exynos_tmu_platform_data *) (tmu_data + id);
- }
-#endif
- return NULL;
+ const struct of_device_id *match;
+
+ match = of_match_node(exynos_tmu_match, pdev->dev.of_node);
+ if (!match)
+ return NULL;
+ data_table = (struct exynos_tmu_init_data *) match->data;
+ if (!data_table || id >= data_table->tmu_count)
+ return NULL;
+ tmu_data = data_table->tmu_data;
+ return (struct exynos_tmu_platform_data *) (tmu_data + id);
}
static int exynos_map_dt_data(struct platform_device *pdev)
@@ -532,7 +526,7 @@ static int exynos_map_dt_data(struct platform_device *pdev)
struct resource res;
int ret;
- if (!data)
+ if (!data || !pdev->dev.of_node)
return -ENODEV;
/*
@@ -754,7 +748,7 @@ static struct platform_driver exynos_tmu_driver = {
.name = "exynos-tmu",
.owner = THIS_MODULE,
.pm = EXYNOS_TMU_PM,
- .of_match_table = of_match_ptr(exynos_tmu_match),
+ .of_match_table = exynos_tmu_match,
},
.probe = exynos_tmu_probe,
.remove = exynos_tmu_remove,