linux-kernel - [PATCH 2/3] mmc: sdhci: constify references of parameters to __sdhci_read

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Message-Id: <20190829104928.27404-2-yamada.masahiro@socionext.com>
Date:   Thu, 29 Aug 2019 19:49:27 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     linux-mmc@...r.kernel.org, Adrian Hunter <adrian.hunter@...el.com>,
        Ulf Hansson <ulf.hansson@...aro.org>
Cc:     Piotr Sroka <piotrs@...ence.com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] mmc: sdhci: constify references of parameters to __sdhci_read_caps()

__sdhci_read_caps() does not modify *ver, *caps, or *caps1.

Probably, the caller of this function will want to constifythe
parameters passed in.

Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
---

 drivers/mmc/host/sdhci.c | 3 ++-
 drivers/mmc/host/sdhci.h | 4 ++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index a5dc5aae973e..08cc0792c174 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -3565,7 +3565,8 @@ static int sdhci_set_dma_mask(struct sdhci_host *host)
 	return ret;
 }
 
-void __sdhci_read_caps(struct sdhci_host *host, u16 *ver, u32 *caps, u32 *caps1)
+void __sdhci_read_caps(struct sdhci_host *host, const u16 *ver,
+		       const u32 *caps, const u32 *caps1)
 {
 	u16 v;
 	u64 dt_caps_mask = 0;
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 902f855efe8f..81e23784475a 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -738,8 +738,8 @@ static inline void *sdhci_priv(struct sdhci_host *host)
 }
 
 void sdhci_card_detect(struct sdhci_host *host);
-void __sdhci_read_caps(struct sdhci_host *host, u16 *ver, u32 *caps,
-		       u32 *caps1);
+void __sdhci_read_caps(struct sdhci_host *host, const u16 *ver,
+		       const u32 *caps, const u32 *caps1);
 int sdhci_setup_host(struct sdhci_host *host);
 void sdhci_cleanup_host(struct sdhci_host *host);
 int __sdhci_add_host(struct sdhci_host *host);
-- 
2.17.1