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-rw-r--r--drivers/soc/qcom/llcc-slice.c18
-rw-r--r--include/linux/soc/qcom/llcc-qcom.h2
2 files changed, 18 insertions, 2 deletions
diff --git a/drivers/soc/qcom/llcc-slice.c b/drivers/soc/qcom/llcc-slice.c
index 08e3d388e153..d78926742510 100644
--- a/drivers/soc/qcom/llcc-slice.c
+++ b/drivers/soc/qcom/llcc-slice.c
@@ -225,7 +225,7 @@ static int qcom_llcc_cfg_program(struct platform_device *pdev)
u32 attr0_val;
u32 max_cap_cacheline;
u32 sz;
- int ret;
+ int ret = 0;
const struct llcc_slice_config *llcc_table;
struct llcc_slice_desc desc;
@@ -283,6 +283,7 @@ int qcom_llcc_probe(struct platform_device *pdev,
struct resource *llcc_banks_res, *llcc_bcast_res;
void __iomem *llcc_banks_base, *llcc_bcast_base;
int ret, i;
+ struct platform_device *llcc_edac;
drv_data = devm_kzalloc(dev, sizeof(*drv_data), GFP_KERNEL);
if (!drv_data)
@@ -342,7 +343,20 @@ int qcom_llcc_probe(struct platform_device *pdev,
mutex_init(&drv_data->lock);
platform_set_drvdata(pdev, drv_data);
- return qcom_llcc_cfg_program(pdev);
+ ret = qcom_llcc_cfg_program(pdev);
+ if (ret)
+ return ret;
+
+ drv_data->ecc_irq = platform_get_irq(pdev, 0);
+ if (drv_data->ecc_irq >= 0) {
+ llcc_edac = platform_device_register_data(&pdev->dev,
+ "qcom_llcc_edac", -1, drv_data,
+ sizeof(*drv_data));
+ if (IS_ERR(llcc_edac))
+ dev_err(dev, "Failed to register llcc edac driver\n");
+ }
+
+ return ret;
}
EXPORT_SYMBOL_GPL(qcom_llcc_probe);
diff --git a/include/linux/soc/qcom/llcc-qcom.h b/include/linux/soc/qcom/llcc-qcom.h
index c681e795b587..2e4b34d2617e 100644
--- a/include/linux/soc/qcom/llcc-qcom.h
+++ b/include/linux/soc/qcom/llcc-qcom.h
@@ -78,6 +78,7 @@ struct llcc_slice_config {
* @num_banks: Number of llcc banks
* @bitmap: Bit map to track the active slice ids
* @offsets: Pointer to the bank offsets array
+ * @ecc_irq: interrupt for llcc cache error detection and reporting
*/
struct llcc_drv_data {
struct regmap *regmap;
@@ -89,6 +90,7 @@ struct llcc_drv_data {
u32 num_banks;
unsigned long *bitmap;
u32 *offsets;
+ int ecc_irq;
};
#if IS_ENABLED(CONFIG_QCOM_LLCC)