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Commit cd40dad2 authored by Stefan Binding's avatar Stefan Binding Committed by Takashi Iwai
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ALSA: hda: cs35l41: Ensure firmware/tuning pairs are always loaded 

To ensure firmware for cs35l41 is correctly running, it is necessary
that a corresponding tuning file is also loaded. Without both,
the firmware may not be performing correctly
Ensure that if we load the firmware, we have also loaded the correct
tuning file. Otherwise, fall back to default firmware and tuning.
If default tuning is also missing, then disable DSP firmware.
Signed-off-by: default avatarStefan Binding <sbinding@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20230213145008.1215849-3-sbinding@opensource.cirrus.comSigned-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 943f4e64
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Inline Side-by-side
Showing with 51 additions and 52 deletions
sound/pci/hda/cs35l41_hda.c
View file @ cd40dad2
......@@ -178,11 +178,10 @@ static int cs35l41_request_firmware_files_spkid(struct cs35l41_hda *cs35l41,
cs35l41->speaker_id, "wmfw");
if (!ret) {
/* try cirrus/part-dspN-fwtype-sub<-spkidN><-ampname>.bin */
cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
return cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
CS35L41_FIRMWARE_ROOT,
cs35l41->acpi_subsystem_id, cs35l41->amp_name,
cs35l41->speaker_id, "bin");
return 0;
}
/* try cirrus/part-dspN-fwtype-sub<-ampname>.wmfw */
......@@ -191,10 +190,10 @@ static int cs35l41_request_firmware_files_spkid(struct cs35l41_hda *cs35l41,
cs35l41->amp_name, -1, "wmfw");
if (!ret) {
/* try cirrus/part-dspN-fwtype-sub<-spkidN><-ampname>.bin */
cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
CS35L41_FIRMWARE_ROOT, cs35l41->acpi_subsystem_id,
cs35l41->amp_name, cs35l41->speaker_id, "bin");
return 0;
return cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
CS35L41_FIRMWARE_ROOT,
cs35l41->acpi_subsystem_id, cs35l41->amp_name,
cs35l41->speaker_id, "bin");
}
/* try cirrus/part-dspN-fwtype-sub<-spkidN>.wmfw */
......@@ -209,11 +208,10 @@ static int cs35l41_request_firmware_files_spkid(struct cs35l41_hda *cs35l41,
cs35l41->amp_name, cs35l41->speaker_id, "bin");
if (ret)
/* try cirrus/part-dspN-fwtype-sub<-spkidN>.bin */
cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
CS35L41_FIRMWARE_ROOT,
cs35l41->acpi_subsystem_id,
NULL, cs35l41->speaker_id, "bin");
return 0;
return cs35l41_request_firmware_file(cs35l41, coeff_firmware,
coeff_filename, CS35L41_FIRMWARE_ROOT,
cs35l41->acpi_subsystem_id, NULL,
cs35l41->speaker_id, "bin");
}
/* try cirrus/part-dspN-fwtype-sub.wmfw */
......@@ -224,29 +222,16 @@ static int cs35l41_request_firmware_files_spkid(struct cs35l41_hda *cs35l41,
/* try cirrus/part-dspN-fwtype-sub<-spkidN><-ampname>.bin */
ret = cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
CS35L41_FIRMWARE_ROOT,
cs35l41->acpi_subsystem_id,
cs35l41->amp_name, cs35l41->speaker_id, "bin");
cs35l41->acpi_subsystem_id, cs35l41->amp_name,
cs35l41->speaker_id, "bin");
if (ret)
/* try cirrus/part-dspN-fwtype-sub<-spkidN>.bin */
cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
CS35L41_FIRMWARE_ROOT,
cs35l41->acpi_subsystem_id,
NULL, cs35l41->speaker_id, "bin");
return 0;
}
/* fallback try cirrus/part-dspN-fwtype.wmfw */
ret = cs35l41_request_firmware_file(cs35l41, wmfw_firmware, wmfw_filename,
CS35L41_FIRMWARE_ROOT, NULL, NULL, -1, "wmfw");
if (!ret) {
/* fallback try cirrus/part-dspN-fwtype.bin */
cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
CS35L41_FIRMWARE_ROOT, NULL, NULL, -1, "bin");
return 0;
return cs35l41_request_firmware_file(cs35l41, coeff_firmware,
coeff_filename, CS35L41_FIRMWARE_ROOT,
cs35l41->acpi_subsystem_id, NULL,
cs35l41->speaker_id, "bin");
}
dev_warn(cs35l41->dev, "Failed to request firmware\n");
return ret;
}
......@@ -258,9 +243,12 @@ static int cs35l41_request_firmware_files(struct cs35l41_hda *cs35l41,
{
int ret;
if (cs35l41->speaker_id > -1)
return cs35l41_request_firmware_files_spkid(cs35l41, wmfw_firmware, wmfw_filename,
if (cs35l41->speaker_id > -1) {
ret = cs35l41_request_firmware_files_spkid(cs35l41, wmfw_firmware, wmfw_filename,
coeff_firmware, coeff_filename);
goto out;
}
/* try cirrus/part-dspN-fwtype-sub<-ampname>.wmfw */
ret = cs35l41_request_firmware_file(cs35l41, wmfw_firmware, wmfw_filename,
......@@ -268,10 +256,11 @@ static int cs35l41_request_firmware_files(struct cs35l41_hda *cs35l41,
cs35l41->amp_name, -1, "wmfw");
if (!ret) {
/* try cirrus/part-dspN-fwtype-sub<-ampname>.bin */
cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
CS35L41_FIRMWARE_ROOT, cs35l41->acpi_subsystem_id,
cs35l41->amp_name, -1, "bin");
return 0;
ret = cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
CS35L41_FIRMWARE_ROOT,
cs35l41->acpi_subsystem_id, cs35l41->amp_name,
-1, "bin");
goto out;
}
/* try cirrus/part-dspN-fwtype-sub.wmfw */
......@@ -286,25 +275,35 @@ static int cs35l41_request_firmware_files(struct cs35l41_hda *cs35l41,
cs35l41->amp_name, -1, "bin");
if (ret)
/* try cirrus/part-dspN-fwtype-sub.bin */
cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
ret = cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
CS35L41_FIRMWARE_ROOT,
cs35l41->acpi_subsystem_id,
NULL, -1, "bin");
return 0;
cs35l41->acpi_subsystem_id, NULL, -1,
"bin");
}
out:
if (!ret)
return 0;
/* Handle fallback */
dev_warn(cs35l41->dev, "Falling back to default firmware.\n");
release_firmware(*wmfw_firmware);
kfree(*wmfw_filename);
/* fallback try cirrus/part-dspN-fwtype.wmfw */
ret = cs35l41_request_firmware_file(cs35l41, wmfw_firmware, wmfw_filename,
CS35L41_FIRMWARE_ROOT, NULL, NULL, -1, "wmfw");
if (!ret) {
if (!ret)
/* fallback try cirrus/part-dspN-fwtype.bin */
cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
ret = cs35l41_request_firmware_file(cs35l41, coeff_firmware, coeff_filename,
CS35L41_FIRMWARE_ROOT, NULL, NULL, -1, "bin");
return 0;
}
dev_warn(cs35l41->dev, "Failed to request firmware\n");
if (ret) {
release_firmware(*wmfw_firmware);
kfree(*wmfw_filename);
dev_warn(cs35l41->dev, "Unable to find firmware and tuning\n");
}
return ret;
}
......
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