From: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
To: Mark Brown <broonie@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Shengjiu Wang <shengjiu.wang@gmail.com>,
Xiubo Li <Xiubo.Lee@gmail.com>,
Fabio Estevam <festevam@gmail.com>,
Nicolin Chen <nicoleotsuka@gmail.com>
Cc: linux-sound@vger.kernel.org, stable@vger.kernel.org
Subject: [PATCH 1/2] ASoC: sgtl5000: sort the register default table
Date: Wed, 5 Aug 2026 15:27:27 +0300 [thread overview]
Message-ID: <20260805122728.12362-2-peter.ujfalusi@linux.intel.com> (raw)
In-Reply-To: <20260805122728.12362-1-peter.ujfalusi@linux.intel.com>
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").
SGTL5000_CHIP_SHORT_CTRL (0x003c) is listed before
SGTL5000_CHIP_ANA_TEST2 (0x003a), which makes the former unreachable.
regcache_reg_needs_sync() then cannot compare it against its default and
reports that a sync is needed, so it is written to the device on every
regcache_sync() even when it was never touched.
Sort the table by register address.
Fixes: 29aa37cddfb9 ("ASoC: sgtl5000: Fix the cache handling")
Cc: stable@vger.kernel.org
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
---
sound/soc/codecs/sgtl5000.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index 59642673b4cb..35df1a8c4c8c 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -56,8 +56,8 @@ static const struct reg_default sgtl5000_reg_defaults[] = {
{ SGTL5000_CHIP_PLL_CTRL, 0x5000 },
{ SGTL5000_CHIP_CLK_TOP_CTRL, 0x0000 },
{ SGTL5000_CHIP_ANA_STATUS, 0x0000 },
- { SGTL5000_CHIP_SHORT_CTRL, 0x0000 },
{ SGTL5000_CHIP_ANA_TEST2, 0x0000 },
+ { SGTL5000_CHIP_SHORT_CTRL, 0x0000 },
{ SGTL5000_DAP_CTRL, 0x0000 },
{ SGTL5000_DAP_PEQ, 0x0000 },
{ SGTL5000_DAP_BASS_ENHANCE, 0x0040 },
--
2.55.0
next prev parent reply other threads:[~2026-08-05 12:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-05 12:27 [PATCH 0/2] ASoC: NXP/Freescale: sort the reg_defaults tables Peter Ujfalusi
2026-08-05 12:27 ` Peter Ujfalusi [this message]
2026-08-05 12:27 ` [PATCH 2/2] ASoC: fsl_easrc: sort the register default table Peter Ujfalusi
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