Update MBHC driver to support special headset such as apple
and huwawei headsets.
Signed-off-by: Srinivasa Rao Mandadapu <srivasam@codeaurora.org>
Co-developed-by: Venkata Prasad Potturu <potturu@codeaurora.org>
Signed-off-by: Venkata Prasad Potturu <potturu@codeaurora.org>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/1636960288-27537-1-git-send-email-srivasam@codeaurora.org
Signed-off-by: Mark Brown <broonie@kernel.org>
'hphpa_on' is know to be false, so this is just dead code that should be
removed.
Suggested-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/57a89cc31eb2312addd3c77896d7df8206aef138.1635967035.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Mark Brown <broonie@kernel.org>
Eliminate the following coccicheck warning:
./sound/soc/codecs/wcd-mbhc-v2.c:990:2-3: Unneeded semicolon.
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/1623221171-105359-1-git-send-email-yang.lee@linux.alibaba.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Most new Qualcomm WCD codecs support MBHC(Multi Button Headset Control) via ADC.
This patchset adds support to Common parts of this MBHC support so that
WCD codecs need not duplicate them. To do that codec exposes set of
register fields and callbacks to this common driver to control it.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20210604115230.23259-3-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
