Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.19 0267/1157] spi: Return deferred probe error when controller isnt yet available | Date | Mon, 15 Aug 2022 19:53:43 +0200 |
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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
[ 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> --- drivers/spi/spi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
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; } -- 2.35.1
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