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Diffstat (limited to 'sound/soc/codecs/cs35l41.c')
-rw-r--r--sound/soc/codecs/cs35l41.c71
1 files changed, 2 insertions, 69 deletions
diff --git a/sound/soc/codecs/cs35l41.c b/sound/soc/codecs/cs35l41.c
index 71ab2a5d1c55..8766e19d85f1 100644
--- a/sound/soc/codecs/cs35l41.c
+++ b/sound/soc/codecs/cs35l41.c
@@ -1335,15 +1335,7 @@ static int __maybe_unused cs35l41_runtime_suspend(struct device *dev)
if (!cs35l41->dsp.preloaded || !cs35l41->dsp.cs_dsp.running)
return 0;
- dev_dbg(cs35l41->dev, "Enter hibernate\n");
-
- cs35l41_safe_reset(cs35l41->regmap, cs35l41->hw_cfg.bst_type);
- regmap_write(cs35l41->regmap, CS35L41_WAKESRC_CTL, 0x0088);
- regmap_write(cs35l41->regmap, CS35L41_WAKESRC_CTL, 0x0188);
-
- // Don't wait for ACK since bus activity would wake the device
- regmap_write(cs35l41->regmap, CS35L41_DSP_VIRT1_MBOX_1,
- CSPL_MBOX_CMD_HIBERNATE);
+ cs35l41_enter_hibernate(dev, cs35l41->regmap, cs35l41->hw_cfg.bst_type);
regcache_cache_only(cs35l41->regmap, true);
regcache_mark_dirty(cs35l41->regmap);
@@ -1351,65 +1343,6 @@ static int __maybe_unused cs35l41_runtime_suspend(struct device *dev)
return 0;
}
-static void cs35l41_wait_for_pwrmgt_sts(struct cs35l41_private *cs35l41)
-{
- const int pwrmgt_retries = 10;
- unsigned int sts;
- int i, ret;
-
- for (i = 0; i < pwrmgt_retries; i++) {
- ret = regmap_read(cs35l41->regmap, CS35L41_PWRMGT_STS, &sts);
- if (ret)
- dev_err(cs35l41->dev, "Failed to read PWRMGT_STS: %d\n", ret);
- else if (!(sts & CS35L41_WR_PEND_STS_MASK))
- return;
-
- udelay(20);
- }
-
- dev_err(cs35l41->dev, "Timed out reading PWRMGT_STS\n");
-}
-
-static int cs35l41_exit_hibernate(struct cs35l41_private *cs35l41)
-{
- const int wake_retries = 20;
- const int sleep_retries = 5;
- int ret, i, j;
-
- for (i = 0; i < sleep_retries; i++) {
- dev_dbg(cs35l41->dev, "Exit hibernate\n");
-
- for (j = 0; j < wake_retries; j++) {
- ret = cs35l41_set_cspl_mbox_cmd(cs35l41->dev, cs35l41->regmap,
- CSPL_MBOX_CMD_OUT_OF_HIBERNATE);
- if (!ret)
- break;
-
- usleep_range(100, 200);
- }
-
- if (j < wake_retries) {
- dev_dbg(cs35l41->dev, "Wake success at cycle: %d\n", j);
- return 0;
- }
-
- dev_err(cs35l41->dev, "Wake failed, re-enter hibernate: %d\n", ret);
-
- cs35l41_wait_for_pwrmgt_sts(cs35l41);
- regmap_write(cs35l41->regmap, CS35L41_WAKESRC_CTL, 0x0088);
-
- cs35l41_wait_for_pwrmgt_sts(cs35l41);
- regmap_write(cs35l41->regmap, CS35L41_WAKESRC_CTL, 0x0188);
-
- cs35l41_wait_for_pwrmgt_sts(cs35l41);
- regmap_write(cs35l41->regmap, CS35L41_PWRMGT_CTL, 0x3);
- }
-
- dev_err(cs35l41->dev, "Timed out waking device\n");
-
- return -ETIMEDOUT;
-}
-
static int __maybe_unused cs35l41_runtime_resume(struct device *dev)
{
struct cs35l41_private *cs35l41 = dev_get_drvdata(dev);
@@ -1422,7 +1355,7 @@ static int __maybe_unused cs35l41_runtime_resume(struct device *dev)
regcache_cache_only(cs35l41->regmap, false);
- ret = cs35l41_exit_hibernate(cs35l41);
+ ret = cs35l41_exit_hibernate(cs35l41->dev, cs35l41->regmap);
if (ret)
return ret;