6.8-stable review patch. If anyone has any objections, please let me know.
------------------
From: Vijendar Mukunda <Vijendar.Mukunda@xxxxxxx>
[ Upstream commit b9846a386734e73a1414950ebfd50f04919f5e24 ]
Before ACP firmware loading, DSP interrupts are not expected.
Sometimes after reboot, it's observed that before ACP firmware is loaded
false DSP interrupt is reported.
Registering the interrupt handler before acp initialization causing false
interrupts sometimes on reboot as ACP reset is not applied.
Correct the sequence by invoking acp initialization sequence prior to
registering interrupt handler.
Fixes: 738a2b5e2cc9 ("ASoC: SOF: amd: Add IPC support for ACP IP block")
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@xxxxxxx>
Link: https://msgid.link/r/20240404041717.430545-1-Vijendar.Mukunda@xxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
sound/soc/sof/amd/acp.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/sound/soc/sof/amd/acp.c b/sound/soc/sof/amd/acp.c
index 4db8cdc91daae..2c242ef9f23c1 100644
--- a/sound/soc/sof/amd/acp.c
+++ b/sound/soc/sof/amd/acp.c
@@ -537,6 +537,10 @@ int amd_sof_acp_probe(struct snd_sof_dev *sdev)
goto unregister_dev;
}
+ ret = acp_init(sdev);
+ if (ret < 0)
+ goto free_smn_dev;
+
sdev->ipc_irq = pci->irq;
ret = request_threaded_irq(sdev->ipc_irq, acp_irq_handler, acp_irq_thread,
IRQF_SHARED, "AudioDSP", sdev);
@@ -546,10 +550,6 @@ int amd_sof_acp_probe(struct snd_sof_dev *sdev)
goto free_smn_dev;
}
- ret = acp_init(sdev);
- if (ret < 0)
- goto free_ipc_irq;
-
sdev->dsp_box.offset = 0;
sdev->dsp_box.size = BOX_SIZE_512;
--
2.43.0
