Op 01-10-2024 om 11:17 schreef Jack Yu:
This is the initial codec driver for rt721-sdca.
It's a three functions (jack,mic,amp) soundwire driver.
Signed-off-by: Jack Yu <jack.yu@xxxxxxxxxxx>
v2: Fix typo in mbq default registers.
v3: Include soundwire common functions for Realtek.
---
sound/soc/codecs/Kconfig | 7 +
sound/soc/codecs/Makefile | 2 +
sound/soc/codecs/rt721-sdca-sdw.c | 551 ++++++++++
sound/soc/codecs/rt721-sdca-sdw.h | 150 +++
sound/soc/codecs/rt721-sdca.c | 1547 +++++++++++++++++++++++++++++
sound/soc/codecs/rt721-sdca.h | 268 +++++
6 files changed, 2525 insertions(+)
create mode 100644 sound/soc/codecs/rt721-sdca-sdw.c
create mode 100644 sound/soc/codecs/rt721-sdca-sdw.h
create mode 100644 sound/soc/codecs/rt721-sdca.c
create mode 100644 sound/soc/codecs/rt721-sdca.h
[...]
+static void rt721_sdca_jack_detect_handler(struct work_struct *work)
+{
+ struct rt721_sdca_priv *rt721 =
+ container_of(work, struct rt721_sdca_priv, jack_detect_work.work);
+ int btn_type = 0, ret;
+
+ if (!rt721->hs_jack)
+ return;
+
+ if (!rt721->component->card || !rt721->component->card->instantiated)
+ return;
+
+ /* SDW_SCP_SDCA_INT_SDCA_6 is used for jack detection */
+ if (rt721->scp_sdca_stat1 & SDW_SCP_SDCA_INT_SDCA_6) {
+ rt721->jack_type = rt_sdca_headset_detect(rt721->regmap,
+ RT721_SDCA_ENT_GE49);
Variable "ret" is not initialized, no assignment.
+ if (ret < 0)
+ return;
+ }
