6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Peter Ujfalusi commit cc606b6c2328b4864885db6afcad7e78c0ac7a73 upstream. reg_defaults must be sorted by ascending register address, as regcache_lookup_reg() locates entries in it with bsearch(). See commit fd80df352ba1 ("regcache: Add support for sorting defaults arrays"). The table lists the ADAU1761 specific registers (0x4008 and up) before the block shared with the ADAU1381/ADAU1781, which starts at ADAU17X1_CLOCK_CONTROL (0x4000), so bsearch() descends into the wrong half and 28 of the 52 entries are unreachable. regcache_reg_needs_sync() then cannot compare them against their default and reports that a sync is needed, so they are written to the device on every regcache_sync() even when they were never touched. Sort the table by register address. Fixes: dab464b60b24 ("ASoC: Add ADAU1361/ADAU1761 audio CODEC support") Cc: stable@vger.kernel.org Signed-off-by: Peter Ujfalusi Acked-by: Nuno Sá Link: https://patch.msgid.link/20260805122713.11376-1-peter.ujfalusi@linux.intel.com Signed-off-by: Mark Brown Signed-off-by: Greg Kroah-Hartman --- sound/soc/codecs/adau1761.c | 34 +++++++++++++++++----------------- 1 file changed, 17 insertions(+), 17 deletions(-) --- a/sound/soc/codecs/adau1761.c +++ b/sound/soc/codecs/adau1761.c @@ -68,23 +68,33 @@ #define ADAU1761_FIRMWARE "adau1761.bin" static const struct reg_default adau1761_reg_defaults[] = { - { ADAU1761_DEJITTER, 0x03 }, + { ADAU17X1_CLOCK_CONTROL, 0x00 }, + { ADAU17X1_PLL_CONTROL, 0x00 }, { ADAU1761_DIGMIC_JACKDETECT, 0x00 }, + { ADAU17X1_REC_POWER_MGMT, 0x00 }, { ADAU1761_REC_MIXER_LEFT0, 0x00 }, { ADAU1761_REC_MIXER_LEFT1, 0x00 }, { ADAU1761_REC_MIXER_RIGHT0, 0x00 }, { ADAU1761_REC_MIXER_RIGHT1, 0x00 }, { ADAU1761_LEFT_DIFF_INPUT_VOL, 0x00 }, + { ADAU1761_RIGHT_DIFF_INPUT_VOL, 0x00 }, + { ADAU17X1_MICBIAS, 0x00 }, { ADAU1761_ALC_CTRL0, 0x00 }, { ADAU1761_ALC_CTRL1, 0x00 }, { ADAU1761_ALC_CTRL2, 0x00 }, { ADAU1761_ALC_CTRL3, 0x00 }, - { ADAU1761_RIGHT_DIFF_INPUT_VOL, 0x00 }, - { ADAU1761_PLAY_LR_MIXER_LEFT, 0x00 }, + { ADAU17X1_SERIAL_PORT0, 0x00 }, + { ADAU17X1_SERIAL_PORT1, 0x00 }, + { ADAU17X1_CONVERTER0, 0x00 }, + { ADAU17X1_CONVERTER1, 0x00 }, + { ADAU17X1_ADC_CONTROL, 0x00 }, + { ADAU17X1_LEFT_INPUT_DIGITAL_VOL, 0x00 }, + { ADAU17X1_RIGHT_INPUT_DIGITAL_VOL, 0x00 }, { ADAU1761_PLAY_MIXER_LEFT0, 0x00 }, { ADAU1761_PLAY_MIXER_LEFT1, 0x00 }, { ADAU1761_PLAY_MIXER_RIGHT0, 0x00 }, { ADAU1761_PLAY_MIXER_RIGHT1, 0x00 }, + { ADAU1761_PLAY_LR_MIXER_LEFT, 0x00 }, { ADAU1761_PLAY_LR_MIXER_RIGHT, 0x00 }, { ADAU1761_PLAY_MIXER_MONO, 0x00 }, { ADAU1761_PLAY_HP_LEFT_VOL, 0x00 }, @@ -93,20 +103,6 @@ static const struct reg_default adau1761 { ADAU1761_PLAY_LINE_RIGHT_VOL, 0x00 }, { ADAU1761_PLAY_MONO_OUTPUT_VOL, 0x00 }, { ADAU1761_POP_CLICK_SUPPRESS, 0x00 }, - { ADAU1761_JACK_DETECT_PIN, 0x00 }, - { ADAU1761_CLK_ENABLE0, 0x00 }, - { ADAU1761_CLK_ENABLE1, 0x00 }, - { ADAU17X1_CLOCK_CONTROL, 0x00 }, - { ADAU17X1_PLL_CONTROL, 0x00 }, - { ADAU17X1_REC_POWER_MGMT, 0x00 }, - { ADAU17X1_MICBIAS, 0x00 }, - { ADAU17X1_SERIAL_PORT0, 0x00 }, - { ADAU17X1_SERIAL_PORT1, 0x00 }, - { ADAU17X1_CONVERTER0, 0x00 }, - { ADAU17X1_CONVERTER1, 0x00 }, - { ADAU17X1_LEFT_INPUT_DIGITAL_VOL, 0x00 }, - { ADAU17X1_RIGHT_INPUT_DIGITAL_VOL, 0x00 }, - { ADAU17X1_ADC_CONTROL, 0x00 }, { ADAU17X1_PLAY_POWER_MGMT, 0x00 }, { ADAU17X1_DAC_CONTROL0, 0x00 }, { ADAU17X1_DAC_CONTROL1, 0x00 }, @@ -114,12 +110,16 @@ static const struct reg_default adau1761 { ADAU17X1_SERIAL_PORT_PAD, 0xaa }, { ADAU17X1_CONTROL_PORT_PAD0, 0xaa }, { ADAU17X1_CONTROL_PORT_PAD1, 0x00 }, + { ADAU1761_JACK_DETECT_PIN, 0x00 }, + { ADAU1761_DEJITTER, 0x03 }, { ADAU17X1_DSP_SAMPLING_RATE, 0x01 }, { ADAU17X1_SERIAL_INPUT_ROUTE, 0x00 }, { ADAU17X1_SERIAL_OUTPUT_ROUTE, 0x00 }, { ADAU17X1_DSP_ENABLE, 0x00 }, { ADAU17X1_DSP_RUN, 0x00 }, { ADAU17X1_SERIAL_SAMPLING_RATE, 0x00 }, + { ADAU1761_CLK_ENABLE0, 0x00 }, + { ADAU1761_CLK_ENABLE1, 0x00 }, }; static const DECLARE_TLV_DB_SCALE(adau1761_sing_in_tlv, -1500, 300, 1);