[PATCH 6.6 295/744] ASoC: SOF: Intel: mtl: call dsp dump when boot retry fails

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6.6-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Yong Zhi <yong.zhi@xxxxxxxxx>

[ Upstream commit d5070d0c10326e09276c34568b9a19fb9a727b6e ]

Call snd_sof_dsp_dbg_dump() with the same flags/dump_msg
as used in function hda_loader.c/cl_dsp_init().

Reviewed-by: Péter Ujfalusi <peter.ujfalusi@xxxxxxxxxxxxxxx>
Signed-off-by: Yong Zhi <yong.zhi@xxxxxxxxx>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20231127105235.30071-1-peter.ujfalusi@xxxxxxxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Stable-dep-of: 26187f44aabd ("ASoC: SOF: Intel: mtl: Disable interrupts when firmware boot failed")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 sound/soc/sof/intel/mtl.c | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/sound/soc/sof/intel/mtl.c b/sound/soc/sof/intel/mtl.c
index 834eb31cd9332..19709588aa5c2 100644
--- a/sound/soc/sof/intel/mtl.c
+++ b/sound/soc/sof/intel/mtl.c
@@ -437,7 +437,8 @@ int mtl_dsp_cl_init(struct snd_sof_dev *sdev, int stream_tag, bool imr_boot)
 	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
 	const struct sof_intel_dsp_desc *chip = hda->desc;
 	unsigned int status;
-	u32 ipc_hdr;
+	u32 ipc_hdr, flags;
+	char *dump_msg;
 	int ret;
 
 	/* step 1: purge FW request */
@@ -490,8 +491,18 @@ int mtl_dsp_cl_init(struct snd_sof_dev *sdev, int stream_tag, bool imr_boot)
 	return 0;
 
 err:
-	snd_sof_dsp_dbg_dump(sdev, "MTL DSP init fail", 0);
+	flags = SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX | SOF_DBG_DUMP_OPTIONAL;
+
+	/* after max boot attempts make sure that the dump is printed */
+	if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS)
+		flags &= ~SOF_DBG_DUMP_OPTIONAL;
+
+	dump_msg = kasprintf(GFP_KERNEL, "Boot iteration failed: %d/%d",
+			     hda->boot_iteration, HDA_FW_BOOT_ATTEMPTS);
+	snd_sof_dsp_dbg_dump(sdev, dump_msg, flags);
 	mtl_dsp_core_power_down(sdev, SOF_DSP_PRIMARY_CORE);
+
+	kfree(dump_msg);
 	return ret;
 }
 
-- 
2.43.0







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