[PATCH 5/6] mmc: core: simplify hs200 tuning

From: Chris Ruehl
Date: Tue Dec 08 2020 - 01:19:48 EST


Since the host->ops->prepare_hs400_tuning had been moved to
mmc_select_hs400() the tuning for hs200 can simplify and
the function mmc_hs200_tuning() can be removed.

Signed-off-by: Chris Ruehl <chris.ruehl@xxxxxxxxxxxx>
---
drivers/mmc/core/mmc.c | 22 +---------------------
1 file changed, 1 insertion(+), 21 deletions(-)

diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index f11562b58e89..6ef6029b6948 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -1485,26 +1485,6 @@ static int mmc_select_timing(struct mmc_card *card)
return 0;
}

-/*
- * Execute tuning sequence to seek the proper bus operating
- * conditions for HS200 and HS400, which sends CMD21 to the device.
- */
-static int mmc_hs200_tuning(struct mmc_card *card)
-{
- struct mmc_host *host = card->host;
-
- /*
- * Timing should be adjusted to the HS400 target
- * operation frequency for tuning process
- */
- if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS400 &&
- host->ios.bus_width == MMC_BUS_WIDTH_8)
- if (host->ops->prepare_hs400_tuning)
- host->ops->prepare_hs400_tuning(host, &host->ios);
-
- return mmc_execute_tuning(card);
-}
-
/*
* Handle the detection and initialisation of a card.
*
@@ -1726,7 +1706,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
if (mmc_card_hs200(card)) {
host->doing_init_tune = 1;

- err = mmc_hs200_tuning(card);
+ err = mmc_execute_tuning(card);

host->doing_init_tune = 0;

--
2.20.1