linux-kernel - [PATCH v3 2/6] mmc: card: add mmc_card_blk_no

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Message-Id: <20250716-mobileye-emmc-for-upstream-4-v3-2-dc979d8edef0@bootlin.com>
Date: Wed, 16 Jul 2025 17:47:13 +0200
From: Benoît Monin <benoit.monin@...tlin.com>
To: Ulf Hansson <ulf.hansson@...aro.org>, 
 Adrian Hunter <adrian.hunter@...el.com>
Cc: linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>, 
 Tawfik Bayouk <tawfik.bayouk@...ileye.com>, 
 Gregory CLEMENT <gregory.clement@...tlin.com>, 
 Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
 Benoît Monin <benoit.monin@...tlin.com>
Subject: [PATCH v3 2/6] mmc: card: add mmc_card_blk_no_cmd23

Add a helper to check for the missing CMD23 quirk, similar to other
quirk helpers. Also reorder the helpers to match the order of the quirk
bits defined in include/linux/mmc/card.h.

Signed-off-by: Benoît Monin <benoit.monin@...tlin.com>
---
 drivers/mmc/core/card.h | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/mmc/core/card.h b/drivers/mmc/core/card.h
index 9cbdd240c3a7d42ecbb45cbc52c5562e4664ee35..1200951bab08c2e18ce96becf56693e696b9f30b 100644
--- a/drivers/mmc/core/card.h
+++ b/drivers/mmc/core/card.h
@@ -245,14 +245,19 @@ static inline int mmc_blksz_for_byte_mode(const struct mmc_card *c)
 	return c->quirks & MMC_QUIRK_BLKSZ_FOR_BYTE_MODE;
 }
 
+static inline int mmc_card_nonstd_func_interface(const struct mmc_card *c)
+{
+	return c->quirks & MMC_QUIRK_NONSTD_FUNC_IF;
+}
+
 static inline int mmc_card_disable_cd(const struct mmc_card *c)
 {
 	return c->quirks & MMC_QUIRK_DISABLE_CD;
 }
 
-static inline int mmc_card_nonstd_func_interface(const struct mmc_card *c)
+static inline int mmc_card_blk_no_cmd23(const struct mmc_card *c)
 {
-	return c->quirks & MMC_QUIRK_NONSTD_FUNC_IF;
+	return c->quirks & MMC_QUIRK_BLK_NO_CMD23;
 }
 
 static inline int mmc_card_broken_byte_mode_512(const struct mmc_card *c)

-- 
2.50.1