[PATCH v3 05/10] ASoC: Intel: Fix nested/unnecessary Kconfig dependencies

Pierre-Louis Bossart
2018-01-04T22:36:21Z

This patch fixes a number of issues:
1. IOSF_MBI is only needed for byt-cr detection, which is only supported
on Baytrail/Cherrytrail, move to HiFi2 config

2. SND_SOC_INTEL_SST should not select SND_SOC_INTEL_SST_ACPI, the latter
config is only valid for Haswell/Baytrail legacy but not needed by Skylake

3. SND_SST_IPC_ACPI, used only by the atom/sst driver, should not select
SND_SOC_INTEL_SST, none of the code under common/sst*.c is used

This nesting of configs really makes no sense, it's easier to maintain
if for each platform one can control what is strictly required.

Compiled-tested with each of Haswell, Baytrail legacy, HiFi2, SKL cases
selected independently. 0-day and explicit randconfig tests did not report
additional issues and no functionality loss was observed in Intel tests on
HIFI2 and SKYLAKE platforms

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
sound/soc/intel/Kconfig | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sound/soc/intel/Kconfig b/sound/soc/intel/Kconfig
index 01b75df6b118..ca0d6eb95d11 100644
--- a/sound/soc/intel/Kconfig
+++ b/sound/soc/intel/Kconfig
@@ -27,8 +27,6 @@ config SND_SST_IPC_PCI
config SND_SST_IPC_ACPI
tristate
select SND_SST_IPC
- select SND_SOC_INTEL_SST
- select IOSF_MBI
# This option controls the ACPI-based IPC for HiFi2 platforms
# (Baytrail, Cherrytrail)

@@ -40,7 +38,6 @@ config SND_SOC_INTEL_SST_ACPI

config SND_SOC_INTEL_SST
tristate
- select SND_SOC_INTEL_SST_ACPI if ACPI

config SND_SOC_INTEL_SST_FIRMWARE
tristate
@@ -54,6 +51,7 @@ config SND_SOC_INTEL_HASWELL
depends on SND_DMA_SGBUF
depends on DMADEVICES && ACPI
select SND_SOC_INTEL_SST
+ select SND_SOC_INTEL_SST_ACPI
select SND_SOC_INTEL_SST_FIRMWARE
select SND_SOC_ACPI_INTEL_MATCH
help
@@ -65,6 +63,7 @@ config SND_SOC_INTEL_BAYTRAIL
tristate "Intel ASoC SST driver for Baytrail (legacy)"
depends on DMADEVICES && ACPI
select SND_SOC_INTEL_SST
+ select SND_SOC_INTEL_SST_ACPI
select SND_SOC_INTEL_SST_FIRMWARE
select SND_SOC_ACPI_INTEL_MATCH
help
@@ -93,6 +92,7 @@ config SND_SST_ATOM_HIFI2_PLATFORM
select SND_SST_IPC_ACPI
select SND_SOC_COMPRESS
select SND_SOC_ACPI_INTEL_MATCH
+ select IOSF_MBI
help
If you have a Intel Baytrail or Cherrytrail platform with an I2S
codec, then enable this option by saying Y or m. This is a
--
2.14.1