diff options
author | Yeleswarapu Nagaradhesh <nagaradh@codeaurora.org> | 2016-03-23 12:10:37 +0530 |
---|---|---|
committer | Jeevan Shriram <jshriram@codeaurora.org> | 2016-05-06 12:06:18 -0700 |
commit | c4ab23b3121d441e4eba746491cb853aaa54540b (patch) | |
tree | 27e852edad322c52fa01c854f97bdd8730f65183 | |
parent | c72b107db637e57af6e8f3cfc6b8f3b614d3101e (diff) |
ASoC: wcd-mbhc: correct headphone detection
Characteristics of 3pole extn cable is, MIC is grounded
and HPHL and HPHR are floating. In current SW, if
there is GND_MIC SWAP with button press cable is reported
as unsupported. Hence report cable as headset if there is
GND_MIC SWAP with button press.
CRs-Fixed: 963833
Signed-off-by: Yeleswarapu Nagaradhesh <nagaradh@codeaurora.org>
Change-Id: Ie6b467292661358699fcab6263653139cda87c33
-rw-r--r-- | sound/soc/codecs/wcd-mbhc-v2.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/soc/codecs/wcd-mbhc-v2.c b/sound/soc/codecs/wcd-mbhc-v2.c index af6eee12d05a..85c48b38e3db 100644 --- a/sound/soc/codecs/wcd-mbhc-v2.c +++ b/sound/soc/codecs/wcd-mbhc-v2.c @@ -1355,6 +1355,11 @@ report: pr_debug("%s: Switch level is low\n", __func__); goto exit; } + if (plug_type == MBHC_PLUG_TYPE_GND_MIC_SWAP && mbhc->btn_press_intr) { + pr_debug("%s: insertion of headphone with swap\n", __func__); + wcd_cancel_btn_work(mbhc); + plug_type = MBHC_PLUG_TYPE_HEADPHONE; + } pr_debug("%s: Valid plug found, plug type %d wrk_cmpt %d btn_intr %d\n", __func__, plug_type, wrk_complete, mbhc->btn_press_intr); |