Messages in this thread | | | Date | Thu, 12 Oct 2023 11:11:09 +0200 | From | Michael Walle <> | Subject | Re: [PATCH] mtd: spi-nor: Ensure operation completion before shutdown |
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Hi,
Am 2023-10-12 07:51, schrieb Md Sadre Alam: > Ensure that there are no pending spi operation inprogress > when system halts.
What operation might be in progress here? Did you encounter some problems? Please explain it in more detail in the commit message.
Fixes tag?
-michael
> Signed-off-by: Md Sadre Alam <quic_mdalam@quicinc.com> > --- > drivers/mtd/spi-nor/core.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c > index 1c443fe568cf..adc4d2c68695 100644 > --- a/drivers/mtd/spi-nor/core.c > +++ b/drivers/mtd/spi-nor/core.c > @@ -3690,6 +3690,9 @@ static void spi_nor_shutdown(struct spi_mem > *spimem) > { > struct spi_nor *nor = spi_mem_get_drvdata(spimem); > > + /* Ensure no pending spi operation in progress */ > + spi_nor_wait_till_ready(nor); > + > spi_nor_restore(nor); > }
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