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mmc: omap: fix deferred probe 

[ Upstream commit f6862c7f15 ]

After a deferred probe, GPIO descriptor lookup will fail with EBUSY. Fix by
using managed descriptors.

Fixes: e519f0bb64 ("ARM/mmc: Convert old mmci-omap to GPIO descriptors")
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Message-ID: <20240223181439.1099750-5-aaro.koskinen@iki.fi>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Aaro Koskinen 2024-02-23 20:14:38 +02:00 committed by Greg Kroah-Hartman
parent 267bcd2213
commit f6c34c9bb3
1 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/mmc/host/omap.c
View File

@ -1259,18 +1259,18 @@ static int mmc_omap_new_slot(struct mmc_omap_host *host, int id)
slot->pdata = &host->pdata->slots[id];
/* Check for some optional GPIO controls */
slot->vsd = gpiod_get_index_optional(host->dev, "vsd",
id, GPIOD_OUT_LOW);
slot->vsd = devm_gpiod_get_index_optional(host->dev, "vsd",
id, GPIOD_OUT_LOW);
if (IS_ERR(slot->vsd))
return dev_err_probe(host->dev, PTR_ERR(slot->vsd),
"error looking up VSD GPIO\n");
slot->vio = gpiod_get_index_optional(host->dev, "vio",
id, GPIOD_OUT_LOW);
slot->vio = devm_gpiod_get_index_optional(host->dev, "vio",
id, GPIOD_OUT_LOW);
if (IS_ERR(slot->vio))
return dev_err_probe(host->dev, PTR_ERR(slot->vio),
"error looking up VIO GPIO\n");
slot->cover = gpiod_get_index_optional(host->dev, "cover",
id, GPIOD_IN);
slot->cover = devm_gpiod_get_index_optional(host->dev, "cover",
id, GPIOD_IN);
if (IS_ERR(slot->cover))
return dev_err_probe(host->dev, PTR_ERR(slot->cover),
"error looking up cover switch GPIO\n");
@ -1402,8 +1402,8 @@ static int mmc_omap_probe(struct platform_device *pdev)
host->dev = &pdev->dev;
platform_set_drvdata(pdev, host);
host->slot_switch = gpiod_get_optional(host->dev, "switch",
GPIOD_OUT_LOW);
host->slot_switch = devm_gpiod_get_optional(host->dev, "switch",
GPIOD_OUT_LOW);
if (IS_ERR(host->slot_switch))
return dev_err_probe(host->dev, PTR_ERR(host->slot_switch),
"error looking up slot switch GPIO\n");