Update Linux to v5.4.148
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.4.148.tar.gz
Change-Id: Ib3d26c5ba9b022e2e03533005c4fed4d7c30b61b
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/sound/soc/sof/pm.c b/sound/soc/sof/pm.c
index e23beae..128680b 100644
--- a/sound/soc/sof/pm.c
+++ b/sound/soc/sof/pm.c
@@ -266,7 +266,14 @@
int ret;
/* do nothing if dsp resume callbacks are not set */
- if (!sof_ops(sdev)->resume || !sof_ops(sdev)->runtime_resume)
+ if (!runtime_resume && !sof_ops(sdev)->resume)
+ return 0;
+
+ if (runtime_resume && !sof_ops(sdev)->runtime_resume)
+ return 0;
+
+ /* DSP was never successfully started, nothing to resume */
+ if (sdev->first_boot)
return 0;
/*
@@ -283,6 +290,8 @@
return ret;
}
+ sdev->fw_state = SOF_FW_BOOT_PREPARE;
+
/* load the firmware */
ret = snd_sof_load_firmware(sdev);
if (ret < 0) {
@@ -292,7 +301,12 @@
return ret;
}
- /* boot the firmware */
+ sdev->fw_state = SOF_FW_BOOT_IN_PROGRESS;
+
+ /*
+ * Boot the firmware. The FW boot status will be modified
+ * in snd_sof_run_firmware() depending on the outcome.
+ */
ret = snd_sof_run_firmware(sdev);
if (ret < 0) {
dev_err(sdev->dev,
@@ -335,9 +349,15 @@
int ret;
/* do nothing if dsp suspend callback is not set */
- if (!sof_ops(sdev)->suspend)
+ if (!runtime_suspend && !sof_ops(sdev)->suspend)
return 0;
+ if (runtime_suspend && !sof_ops(sdev)->runtime_suspend)
+ return 0;
+
+ if (sdev->fw_state != SOF_FW_BOOT_COMPLETE)
+ goto power_down;
+
/* release trace */
snd_sof_release_trace(sdev);
@@ -375,6 +395,12 @@
ret);
}
+power_down:
+
+ /* return if the DSP was not probed successfully */
+ if (sdev->fw_state == SOF_FW_BOOT_NOT_STARTED)
+ return 0;
+
/* power down all DSP cores */
if (runtime_suspend)
ret = snd_sof_dsp_runtime_suspend(sdev);
@@ -385,6 +411,9 @@
"error: failed to power down DSP during suspend %d\n",
ret);
+ /* reset FW state */
+ sdev->fw_state = SOF_FW_BOOT_NOT_STARTED;
+
return ret;
}