On 12/21/22 07:24, Arnd Bergmann wrote: > From: Arnd Bergmann <arnd@xxxxxxxx> > > The maximum name length for a platform_device_id entry is 20 characters > including the trailing NUL byte. The sof_nau8825.c file exceeds that, > which causes an obscure error message: > > sound/soc/intel/boards/snd-soc-sof_nau8825.mod.c:35:45: error: illegal character encoding in string literal [-Werror,-Winvalid-source-encoding] > MODULE_ALIAS("platform:adl_max98373_nau8825<U+0018><AA>"); > ^~~~ > include/linux/module.h:168:49: note: expanded from macro 'MODULE_ALIAS' > ^~~~~~ > include/linux/module.h:165:56: note: expanded from macro 'MODULE_INFO' > ^~~~ > include/linux/moduleparam.h:26:47: note: expanded from macro '__MODULE_INFO' > = __MODULE_INFO_PREFIX __stringify(tag) "=" info > > I could not figure out how to make the module handling robust enough > to handle this better, but as a quick fix, using slightly shorter > names that are still unique avoids the build issue. > > Fixes: 8d0872f6239f ("ASoC: Intel: add sof-nau8825 machine driver") > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> Thanks Arnd, yes unfortunately that keeps on happening. We cleaned-up a bunch of Chromebook platforms but newer ones have the same long name issue obviously. Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx> > --- > sound/soc/intel/boards/sof_nau8825.c | 8 ++++---- > sound/soc/intel/common/soc-acpi-intel-adl-match.c | 8 ++++---- > 2 files changed, 8 insertions(+), 8 deletions(-) > > diff --git a/sound/soc/intel/boards/sof_nau8825.c b/sound/soc/intel/boards/sof_nau8825.c > index 27880224359d..009a41fbefa1 100644 > --- a/sound/soc/intel/boards/sof_nau8825.c > +++ b/sound/soc/intel/boards/sof_nau8825.c > @@ -618,7 +618,7 @@ static const struct platform_device_id board_ids[] = { > > }, > { > - .name = "adl_rt1019p_nau8825", > + .name = "adl_rt1019p_8825", > .driver_data = (kernel_ulong_t)(SOF_NAU8825_SSP_CODEC(0) | > SOF_SPEAKER_AMP_PRESENT | > SOF_RT1019P_SPEAKER_AMP_PRESENT | > @@ -626,7 +626,7 @@ static const struct platform_device_id board_ids[] = { > SOF_NAU8825_NUM_HDMIDEV(4)), > }, > { > - .name = "adl_max98373_nau8825", > + .name = "adl_max98373_8825", > .driver_data = (kernel_ulong_t)(SOF_NAU8825_SSP_CODEC(0) | > SOF_SPEAKER_AMP_PRESENT | > SOF_MAX98373_SPEAKER_AMP_PRESENT | > @@ -637,7 +637,7 @@ static const struct platform_device_id board_ids[] = { > }, > { > /* The limitation of length of char array, shorten the name */ > - .name = "adl_mx98360a_nau8825", > + .name = "adl_mx98360a_8825", > .driver_data = (kernel_ulong_t)(SOF_NAU8825_SSP_CODEC(0) | > SOF_SPEAKER_AMP_PRESENT | > SOF_MAX98360A_SPEAKER_AMP_PRESENT | > @@ -648,7 +648,7 @@ static const struct platform_device_id board_ids[] = { > > }, > { > - .name = "adl_rt1015p_nau8825", > + .name = "adl_rt1015p_8825", > .driver_data = (kernel_ulong_t)(SOF_NAU8825_SSP_CODEC(0) | > SOF_SPEAKER_AMP_PRESENT | > SOF_RT1015P_SPEAKER_AMP_PRESENT | > diff --git a/sound/soc/intel/common/soc-acpi-intel-adl-match.c b/sound/soc/intel/common/soc-acpi-intel-adl-match.c > index 60aee56f94bd..1f79fef600ac 100644 > --- a/sound/soc/intel/common/soc-acpi-intel-adl-match.c > +++ b/sound/soc/intel/common/soc-acpi-intel-adl-match.c > @@ -474,21 +474,21 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_adl_machines[] = { > }, > { > .id = "10508825", > - .drv_name = "adl_rt1019p_nau8825", > + .drv_name = "adl_rt1019p_8825", > .machine_quirk = snd_soc_acpi_codec_list, > .quirk_data = &adl_rt1019p_amp, > .sof_tplg_filename = "sof-adl-rt1019-nau8825.tplg", > }, > { > .id = "10508825", > - .drv_name = "adl_max98373_nau8825", > + .drv_name = "adl_max98373_8825", > .machine_quirk = snd_soc_acpi_codec_list, > .quirk_data = &adl_max98373_amp, > .sof_tplg_filename = "sof-adl-max98373-nau8825.tplg", > }, > { > .id = "10508825", > - .drv_name = "adl_mx98360a_nau8825", > + .drv_name = "adl_mx98360a_8825", > .machine_quirk = snd_soc_acpi_codec_list, > .quirk_data = &adl_max98360a_amp, > .sof_tplg_filename = "sof-adl-max98360a-nau8825.tplg", > @@ -502,7 +502,7 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_adl_machines[] = { > }, > { > .id = "10508825", > - .drv_name = "adl_rt1015p_nau8825", > + .drv_name = "adl_rt1015p_8825", > .machine_quirk = snd_soc_acpi_codec_list, > .quirk_data = &adl_rt1015p_amp, > .sof_tplg_filename = "sof-adl-rt1015-nau8825.tplg",