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usb: bdc: fix sleep during atomic

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bdc_run() can be ran during atomic context leading to a sleep during
atomic warning. Fix this by replacing read_poll_timeout() with
read_poll_timeout_atomic().

Fixes: 75ae051efc ("usb: gadget: bdc: use readl_poll_timeout() to simplify code")
Signed-off-by: Justin Chen <justin.chen@broadcom.com>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Link: https://patch.msgid.link/20260120200754.2488765-1-justin.chen@broadcom.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Justin Chen
2026-01-20 12:07:54 -08:00
committed by Greg Kroah-Hartman
parent db7fd1955e
commit f1195ca3b4
1 changed files with 2 additions and 2 deletions
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4
drivers/usb/gadget/udc/bdc/bdc_core.c
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@@ -35,8 +35,8 @@ static int poll_oip(struct bdc *bdc, u32 usec)
u32 status;
int ret;
ret = readl_poll_timeout(bdc->regs + BDC_BDCSC, status,
(BDC_CSTS(status) != BDC_OIP), 10, usec);
ret = readl_poll_timeout_atomic(bdc->regs + BDC_BDCSC, status,
(BDC_CSTS(status) != BDC_OIP), 10, usec);
if (ret)
dev_err(bdc->dev, "operation timedout BDCSC: 0x%08x\n", status);
else