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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2022-07-10 00:29:56 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-17 16:14:16 +0300 |
| commit | 8134a099d63b974e3e23ceb9ed975abc7207abd5 (patch) | |
| tree | 43a94063fcd187a96886d1ebeddb1875d2aa71c6 /drivers/spi | |
| parent | 4b3dd6659694cc8dba31e9efdcd834dc741e10d2 (diff) | |
| download | linux-8134a099d63b974e3e23ceb9ed975abc7207abd5.tar.xz | |
spi: Return deferred probe error when controller isn't yet available
[ Upstream commit 9c22ec4ac27bcc5a54dd406da168f403327a5b55 ]
If the controller is not available, it might be in the future and
we would like to re-probe the peripheral again. For that purpose
return deferred probe.
BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=215993
Fixes: 87e59b36e5e2 ("spi: Support selection of the index of the ACPI Spi Resource before alloc")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220709212956.25530-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index ea09d1b42bf6..62aa3f062f3d 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -2398,7 +2398,7 @@ static int acpi_spi_add_resource(struct acpi_resource *ares, void *data) ctlr = acpi_spi_find_controller_by_adev(adev); if (!ctlr) - return -ENODEV; + return -EPROBE_DEFER; lookup->ctlr = ctlr; } |