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authorJordan Crouse <jcrouse@codeaurora.org>2018-12-11 13:07:46 -0700
committerAndy Gross <andy.gross@linaro.org>2019-02-12 15:27:17 -0600
commited10a259faa1bbdf77b8c2153b274b70c90cbb35 (patch)
tree1e836c23545a2594817d3a92b40de4ab6c7eb52a /drivers/soc/qcom
parent72d1cd033154f50e77cd4feb4e16c227b598632e (diff)
downloadlinux-ed10a259faa1bbdf77b8c2153b274b70c90cbb35.tar.bz2
qcom: soc: llcc-slice: Consolidate some code
Make the code a little bit clearer (and use less gotos) by consolidating some of the initialization. Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org> Reviewed-by: Douglas Anderson <dianders@chromium.org> Signed-off-by: Andy Gross <andy.gross@linaro.org>
Diffstat (limited to 'drivers/soc/qcom')
-rw-r--r--drivers/soc/qcom/llcc-slice.c42
1 files changed, 20 insertions, 22 deletions
diff --git a/drivers/soc/qcom/llcc-slice.c b/drivers/soc/qcom/llcc-slice.c
index 8390bc006a31..83a263926a25 100644
--- a/drivers/soc/qcom/llcc-slice.c
+++ b/drivers/soc/qcom/llcc-slice.c
@@ -309,13 +309,28 @@ int qcom_llcc_remove(struct platform_device *pdev)
}
EXPORT_SYMBOL_GPL(qcom_llcc_remove);
+static struct regmap *qcom_llcc_init_mmio(struct platform_device *pdev,
+ const char *name)
+{
+ struct resource *res;
+ void __iomem *base;
+
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, name);
+ if (!res)
+ return ERR_PTR(-ENODEV);
+
+ base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base))
+ return ERR_CAST(base);
+
+ return devm_regmap_init_mmio(&pdev->dev, base, &llcc_regmap_config);
+}
+
int qcom_llcc_probe(struct platform_device *pdev,
const struct llcc_slice_config *llcc_cfg, u32 sz)
{
u32 num_banks;
struct device *dev = &pdev->dev;
- struct resource *llcc_banks_res, *llcc_bcast_res;
- void __iomem *llcc_banks_base, *llcc_bcast_base;
int ret, i;
struct platform_device *llcc_edac;
@@ -325,31 +340,14 @@ int qcom_llcc_probe(struct platform_device *pdev,
goto err;
}
- llcc_banks_res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
- "llcc_base");
- llcc_banks_base = devm_ioremap_resource(&pdev->dev, llcc_banks_res);
- if (IS_ERR(llcc_banks_base)) {
- ret = PTR_ERR(llcc_banks_base);
- goto err;
- }
-
- drv_data->regmap = devm_regmap_init_mmio(dev, llcc_banks_base,
- &llcc_regmap_config);
+ drv_data->regmap = qcom_llcc_init_mmio(pdev, "llcc_base");
if (IS_ERR(drv_data->regmap)) {
ret = PTR_ERR(drv_data->regmap);
goto err;
}
- llcc_bcast_res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
- "llcc_broadcast_base");
- llcc_bcast_base = devm_ioremap_resource(&pdev->dev, llcc_bcast_res);
- if (IS_ERR(llcc_bcast_base)) {
- ret = PTR_ERR(llcc_bcast_base);
- goto err;
- }
-
- drv_data->bcast_regmap = devm_regmap_init_mmio(dev, llcc_bcast_base,
- &llcc_regmap_config);
+ drv_data->bcast_regmap =
+ qcom_llcc_init_mmio(pdev, "llcc_broadcast_base");
if (IS_ERR(drv_data->bcast_regmap)) {
ret = PTR_ERR(drv_data->bcast_regmap);
goto err;