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authorTzung-Bi Shih <tzungbi@chromium.org>2019-06-28 13:41:24 +0800
committerCommit Bot <commit-bot@chromium.org>2019-09-17 14:56:59 +0000
commit6a159855aae92c3d98a4927babb4a8319d644c1e (patch)
tree58ddc25322bdeb245370c0d3fdfc4cef58ee9cf0 /include
parent0ba3ba3049226e92d6cf64ed06031ec9a3bb7949 (diff)
downloadchrome-ec-6a159855aae92c3d98a4927babb4a8319d644c1e.tar.gz
audio_codec: support software gain
Chip or board can define a scaler for software gain for up to 8 channels. BRANCH=none BUG=b:122027734, b:123268236 TEST=1. define CONFIG_AUDIO_CODEC in board.h 2. define CONFIG_AUDIO_CODEC_DMIC in board.h 3. define CONFIG_AUDIO_CODEC_DMIC_SOFTWARE_GAIN in board.h 4. define CONFIG_AUDIO_CODEC_DMIC_MAX_SOFTWARE_GAIN in board.h 5. make BOARD=kukui_scp -j Change-Id: I38418ca9bda7973f35d35947a55cad8180eb4df0 Signed-off-by: Tzung-Bi Shih <tzungbi@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1683027 Commit-Queue: Sean Abraham <seanabraham@chromium.org> Reviewed-by: Cheng-Yi Chiang <cychiang@chromium.org> Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
Diffstat (limited to 'include')
-rw-r--r--include/config.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/config.h b/include/config.h
index b39196140a..207410cc92 100644
--- a/include/config.h
+++ b/include/config.h
@@ -354,6 +354,9 @@
#undef CONFIG_AUDIO_CODEC
/* Support audio codec on DMIC. */
#undef CONFIG_AUDIO_CODEC_DMIC
+/* Support audio codec software gain on DMIC. */
+#undef CONFIG_AUDIO_CODEC_DMIC_SOFTWARE_GAIN
+#undef CONFIG_AUDIO_CODEC_DMIC_MAX_SOFTWARE_GAIN
/* Allow proprietary communication protocols' extensions. */
#undef CONFIG_EXTENSION_COMMAND