linux-kernel - [PATCH 3/3] EDAC/sifive: Add support for SiFive BEU in SiFive platform EDAC

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Date:   Thu, 12 Nov 2020 17:30:57 +0530
From:   Yash Shah <yash.shah@...ive.com>
To:     robh+dt@...nel.org, paul.walmsley@...ive.com, palmer@...belt.com,
        bp@...en8.de, mchehab@...nel.org, tony.luck@...el.com,
        james.morse@....com, rric@...nel.org
Cc:     aou@...s.berkeley.edu, devicetree@...r.kernel.org,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-edac@...r.kernel.org, sachin.ghadi@...ive.com,
        Yash Shah <yash.shah@...ive.com>
Subject: [PATCH 3/3] EDAC/sifive: Add support for SiFive BEU in SiFive platform EDAC

Register for ECC error events from SiFive BEU in SiFive platform EDAC
driver.

Signed-off-by: Yash Shah <yash.shah@...ive.com>
---
 drivers/edac/Kconfig       |  2 +-
 drivers/edac/sifive_edac.c | 13 +++++++++++--
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig
index 7a47680..8f662ff 100644
--- a/drivers/edac/Kconfig
+++ b/drivers/edac/Kconfig
@@ -469,7 +469,7 @@ config EDAC_ALTERA_SDMMC
 
 config EDAC_SIFIVE
 	bool "Sifive platform EDAC driver"
-	depends on EDAC=y && SIFIVE_L2
+	depends on EDAC=y && (SIFIVE_L2 || SIFIVE_BEU)
 	help
 	  Support for error detection and correction on the SiFive SoCs.
 
diff --git a/drivers/edac/sifive_edac.c b/drivers/edac/sifive_edac.c
index 3a3dcb1..0f6d457 100644
--- a/drivers/edac/sifive_edac.c
+++ b/drivers/edac/sifive_edac.c
@@ -11,6 +11,7 @@
 #include <linux/platform_device.h>
 #include "edac_module.h"
 #include <soc/sifive/sifive_l2_cache.h>
+#include <soc/sifive/sifive_beu.h>
 
 #define DRVNAME "sifive_edac"
 
@@ -67,7 +68,11 @@ static int ecc_register(struct platform_device *pdev)
 		goto err;
 	}
 
-	register_sifive_l2_error_notifier(&p->notifier);
+	if (IS_ENABLED(CONFIG_SIFIVE_L2))
+		register_sifive_l2_error_notifier(&p->notifier);
+
+	if (IS_ENABLED(CONFIG_SIFIVE_BEU))
+		register_sifive_beu_error_notifier(&p->notifier);
 
 	return 0;
 
@@ -81,7 +86,11 @@ static int ecc_unregister(struct platform_device *pdev)
 {
 	struct sifive_edac_priv *p = platform_get_drvdata(pdev);
 
-	unregister_sifive_l2_error_notifier(&p->notifier);
+	if (IS_ENABLED(CONFIG_SIFIVE_L2))
+		unregister_sifive_l2_error_notifier(&p->notifier);
+	if (IS_ENABLED(CONFIG_SIFIVE_BEU))
+		unregister_sifive_beu_error_notifier(&p->notifier);
+
 	edac_device_del_device(&pdev->dev);
 	edac_device_free_ctl_info(p->dci);
 
-- 
2.7.4