linux-kernel - [RFC PATCH V2 1/2] mmc: Update sdhci tune function to return errors

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Message-ID: <20250206210835.2980500-1-erick.shepherd@ni.com>
Date: Thu, 6 Feb 2025 15:08:34 -0600
From: Erick Shepherd <erick.shepherd@...com>
To: <linux-kernel@...r.kernel.org>
CC: <linux-mmc@...r.kernel.org>, <ulf.hansson@...aro.org>,
        <adrian.hunter@...el.com>, <avri.altman@....com>,
        <wsa+renesas@...g-engineering.com>, <quic_jjohnson@...cinc.com>,
        <andy-ld.lu@...iatek.com>, <victor.shih@...esyslogic.com.tw>,
        <keita.aihara@...y.com>, <dsimic@...jaro.org>,
        <cw9316.lee@...sung.com>, <ricardo@...liere.net>,
        Erick Shepherd <erick.shepherd@...com>
Subject: [RFC PATCH V2 1/2] mmc: Update sdhci tune function to return errors

Updates the sdhci_execute_tuning function to return the error code
that was returned by the __sdhci_execute_tuning function.
Previously this code was only stored in host->tuning_err and not
actually returned.

Signed-off-by: Erick Shepherd <erick.shepherd@...com>
---
 drivers/mmc/host/sdhci.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index f4a7733a8ad2..b35b8917fa1e 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2967,7 +2967,8 @@ int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
 
 	sdhci_start_tuning(host);
 
-	host->tuning_err = __sdhci_execute_tuning(host, opcode);
+	err = __sdhci_execute_tuning(host, opcode);
+	host->tuning_err = err;
 
 	sdhci_end_tuning(host);
 out:
-- 
2.43.0