[09/16] mmc: sdhci-xenon: use new match_string() helper/macro
diff mbox series

Message ID 20190508112842.11654-11-alexandru.ardelean@analog.com
State New
Headers show
Series
  • treewide: fix match_string() helper when array size
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Commit Message

Alexandru Ardelean May 8, 2019, 11:28 a.m. UTC
The change is also cosmetic, but it also does a tighter coupling between
the enums & the string values. This way, the ARRAY_SIZE(phy_types) that is
implicitly done in the match_string() macro is also a bit safer.

Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
---
 drivers/mmc/host/sdhci-xenon-phy.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

Comments

Dan Carpenter May 8, 2019, 12:20 p.m. UTC | #1
On Wed, May 08, 2019 at 02:28:35PM +0300, Alexandru Ardelean wrote:
> -static const char * const phy_types[] = {
> -	"emmc 5.0 phy",
> -	"emmc 5.1 phy"
> -};
> -
>  enum xenon_phy_type_enum {
>  	EMMC_5_0_PHY,
>  	EMMC_5_1_PHY,
>  	NR_PHY_TYPES

There is no need for NR_PHY_TYPES now so you could remove that as well.

regards,
dan carpenter

Patch
diff mbox series

diff --git a/drivers/mmc/host/sdhci-xenon-phy.c b/drivers/mmc/host/sdhci-xenon-phy.c
index 59b7a6cac995..2a9206867fe1 100644
--- a/drivers/mmc/host/sdhci-xenon-phy.c
+++ b/drivers/mmc/host/sdhci-xenon-phy.c
@@ -135,17 +135,17 @@  struct xenon_emmc_phy_regs {
 	u32 logic_timing_val;
 };
 
-static const char * const phy_types[] = {
-	"emmc 5.0 phy",
-	"emmc 5.1 phy"
-};
-
 enum xenon_phy_type_enum {
 	EMMC_5_0_PHY,
 	EMMC_5_1_PHY,
 	NR_PHY_TYPES
 };
 
+static const char * const phy_types[NR_PHY_TYPES] = {
+	[EMMC_5_0_PHY] = "emmc 5.0 phy",
+	[EMMC_5_1_PHY] = "emmc 5.1 phy"
+};
+
 enum soc_pad_ctrl_type {
 	SOC_PAD_SD,
 	SOC_PAD_FIXED_1_8V,
@@ -821,7 +821,7 @@  static int xenon_add_phy(struct device_node *np, struct sdhci_host *host,
 	struct xenon_priv *priv = sdhci_pltfm_priv(pltfm_host);
 	int ret;
 
-	priv->phy_type = __match_string(phy_types, NR_PHY_TYPES, phy_name);
+	priv->phy_type = match_string(phy_types, phy_name);
 	if (priv->phy_type < 0) {
 		dev_err(mmc_dev(host->mmc),
 			"Unable to determine PHY name %s. Use default eMMC 5.1 PHY\n",