[PATCH 2/3] mmc: Add generic tuning flag

[Marek Vasut]

Set generic mmc->tuning flag when performing tuning to indicate
this condition to drivers. Drivers may use this to bypass various
checks during tuning.

Signed-off-by: Marek Vasut <marek.vasut+renesas at mailbox.org>
---
Cc: Hai Pham <hai.pham.ud at renesas.com>
Cc: Jaehoon Chung <jh80.chung at samsung.com>
Cc: Nobuhiro Iwamatsu <iwamatsu at nigauri.org>
Cc: Paul Barker <paul.barker.ct at bp.renesas.com>
Cc: Peng Fan <peng.fan at nxp.com>
Cc: Sean Anderson <seanga2 at gmail.com>
Cc: Tom Rini <trini at konsulko.com>
Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh at renesas.com>
---
 drivers/mmc/mmc-uclass.c | 8 +++++++-
 include/mmc.h            | 1 +
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c
index 328456831dd..304bd5eaee2 100644
--- a/drivers/mmc/mmc-uclass.c
+++ b/drivers/mmc/mmc-uclass.c
@@ -124,7 +124,13 @@ static int dm_mmc_execute_tuning(struct udevice *dev, uint opcode)
 
 int mmc_execute_tuning(struct mmc *mmc, uint opcode)
 {
-	return dm_mmc_execute_tuning(mmc->dev, opcode);
+	int ret;
+
+	mmc->tuning = true;
+	ret = dm_mmc_execute_tuning(mmc->dev, opcode);
+	mmc->tuning = false;
+
+	return ret;
 }
 #endif
 
diff --git a/include/mmc.h b/include/mmc.h
index 92cffc6a19a..47ccf5f45a1 100644
--- a/include/mmc.h
+++ b/include/mmc.h
@@ -736,6 +736,7 @@ struct mmc {
 				  * accessing the boot partitions
 				  */
 	u32 quirks;
+	bool tuning;
 	bool hs400_tuning;
 
 	enum bus_mode user_speed_mode; /* input speed mode from user */
-- 
2.43.0