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Kuninori Morimoto 6c92d5a274
ASoC: rsnd: don't fallback to PIO mode when -EPROBE_DEFER 
Current rsnd driver will fallback to PIO mode if it can't get DMA
handler. But, DMA might return -EPROBE_DEFER when probe timing.
This driver always fallback to PIO mode especially from
commit ac6bbf0cdf ("iommu: Remove IOMMU_OF_DECLARE") because
of this reason.

The DMA driver will be probed later, but sound driver might be
probed as PIO mode in such case. This patch fixup this issue.
Then, -EPROBE_DEFER is not error. Thus, let's don't indicate error
message in such case.
And it needs to call rsnd_adg_remove() individually if probe failed,
because it registers clk which should be unregister.

Maybe PIO fallback feature itself is not needed,
but let's keep it so far.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2018-09-06 11:13:24 +01:00
arch ARM: pxa: change SSP DMA channels allocation 2018-06-18 21:32:41 +02:00
block for-linus-20180616 2018-06-17 05:37:55 +09:00
certs docs: Fix some broken references 2018-06-15 18:10:01 -03:00
crypto docs: Fix some broken references 2018-06-15 18:10:01 -03:00
Documentation ASoC: dt-bindings: Update dt binding name for apq8096 2018-08-01 12:00:17 +01:00
drivers Duty cycle support for the clk api and drivers. 2018-08-01 11:43:52 +01:00
firmware
fs Solve a series of broken links for files under Documentation: 2018-06-17 05:25:18 +09:00
include ASoC: dapm: Fix NULL pointer deference on CODEC to CODEC DAIs 2018-08-15 15:52:20 +01:00
init Kbuild updates for v4.18 (2nd) 2018-06-13 08:40:34 -07:00
ipc ipc: use new return type vm_fault_t 2018-06-15 07:55:25 +09:00
kernel Solve a series of broken links for files under Documentation: 2018-06-17 05:25:18 +09:00
lib docs: Fix some broken references 2018-06-15 18:10:01 -03:00
LICENSES
mm mm: fix oom_kill event handling 2018-06-15 07:55:25 +09:00
net Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-06-16 07:39:34 +09:00
samples
scripts scripts/documentation-file-ref-check: check tools/*/Documentation 2018-06-15 18:10:01 -03:00
security docs: Fix some broken references 2018-06-15 18:10:01 -03:00
sound ASoC: rsnd: don't fallback to PIO mode when -EPROBE_DEFER 2018-09-06 11:13:24 +01:00
tools Solve a series of broken links for files under Documentation: 2018-06-17 05:25:18 +09:00
usr
virt - Error path bug fix for overflow tests (Dan) 2018-06-12 18:28:00 -07:00
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MAINTAINERS ASoC: uniphier: change status to orphan 2018-09-05 12:44:53 +01:00
Makefile Linux 4.18-rc1 2018-06-17 08:04:49 +09:00
README

README 

Linux kernel
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There are several guides for kernel developers and users. These guides can
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In order to build the documentation, use ``make htmldocs`` or
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    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
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