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* [PATCH] ASoC: wm_adsp: Silent parsing error on loading speaker protection fw
@ 2022-08-23 13:33 Cristian Ciocaltea
  2022-08-25 12:47 ` Charles Keepax
  0 siblings, 1 reply; 3+ messages in thread
From: Cristian Ciocaltea @ 2022-08-23 13:33 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Jaroslav Kysela, Takashi Iwai,
	Vlad Karpovich, Charles Keepax
  Cc: patches, alsa-devel, linux-kernel, kernel

The tracing capabilities for the speaker protection fw enabled via
commit c55b3e46cb99 ("ASoC: wm_adsp: Add trace caps to speaker
protection FW") are not be available on all platforms, such as the
Valve's Steam Deck which is based on the Halo Core DSP.

As a consequence, whenever the firmware is loaded, a rather misleading
'Failed to parse legacy: -19' error message is written to the kernel
ring buffer:

[  288.977412] steamdeck kernel: cs35l41 spi-VLV1776:01: DSP1: Firmware version: 3
[  288.978002] steamdeck kernel: cs35l41 spi-VLV1776:01: DSP1: cs35l41-dsp1-spk-prot.wmfw: Fri 02 Apr 2021 21:03:50 W. Europe Daylight Time
[  289.094065] steamdeck kernel: cs35l41 spi-VLV1776:01: DSP1: Firmware: 400a4 vendor: 0x2 v0.33.0, 2 algorithms
[  289.095073] steamdeck kernel: cs35l41 spi-VLV1776:01: DSP1: 0: ID cd v29.53.0 XM@94 YM@e
[  289.095665] steamdeck kernel: cs35l41 spi-VLV1776:01: DSP1: 1: ID f20b v0.0.1 XM@170 YM@0
[  289.096275] steamdeck kernel: cs35l41 spi-VLV1776:01: DSP1: Protection: C:\Users\ocanavan\Desktop\cirrusTune_july2021.bin
[  291.172383] steamdeck kernel: cs35l41 spi-VLV1776:01: DSP1: Failed to parse legacy: -19

Update wm_adsp_buffer_init() to *not* report the ENODEV error when the
firmware type is WM_ADSP_FW_SPK_PROT.

Fixes: c55b3e46cb99 ("ASoC: wm_adsp: Add trace caps to speaker protection FW")
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
---
 sound/soc/codecs/wm_adsp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index cfaa45ede916..7514fc03b468 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -1602,7 +1602,7 @@ static int wm_adsp_buffer_init(struct wm_adsp *dsp)
 	if (list_empty(&dsp->buffer_list)) {
 		/* Fall back to legacy support */
 		ret = wm_adsp_buffer_parse_legacy(dsp);
-		if (ret)
+		if (ret && (dsp->fw != WM_ADSP_FW_SPK_PROT || ret != -ENODEV))
 			adsp_warn(dsp, "Failed to parse legacy: %d\n", ret);
 	}
 

base-commit: 568035b01cfb107af8d2e4bd2fb9aea22cf5b868
-- 
2.37.2


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2022-08-25 22:12 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-08-23 13:33 [PATCH] ASoC: wm_adsp: Silent parsing error on loading speaker protection fw Cristian Ciocaltea
2022-08-25 12:47 ` Charles Keepax
2022-08-25 22:12   ` Cristian Ciocaltea

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