[PATCH 1/5] ALSA: hda: Drop device-argument in NHLT functions

Pierre-Louis Bossart pierre-louis.bossart at linux.intel.com
Fri Oct 15 18:42:33 CEST 2021



On 10/15/21 11:40 AM, Cezary Rojewski wrote:
> From: Amadeusz Sławiński <amadeuszx.slawinski at linux.intel.com>
> 
> ACPI is device independent, so printing warnings using device functions
> is misleading. Replace dev_xxx() with pr_xxx() and remove now
> unnecessary argument.

the routines in sound/hda/intel-nhtl.c are called from a specific PCI
device, why would you remove that information?

This makes no sense to me.

> 
> Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski at linux.intel.com>
> Signed-off-by: Cezary Rojewski <cezary.rojewski at intel.com>
> ---
>  include/sound/intel-nhlt.h    |  9 ++++-----
>  sound/hda/intel-dsp-config.c  |  4 ++--
>  sound/hda/intel-nhlt.c        | 24 +++++++++++++-----------
>  sound/soc/intel/skylake/skl.c |  5 ++---
>  sound/soc/sof/intel/hda.c     |  4 ++--
>  5 files changed, 23 insertions(+), 23 deletions(-)
> 
> diff --git a/include/sound/intel-nhlt.h b/include/sound/intel-nhlt.h
> index d0574805865f..4debab7c1996 100644
> --- a/include/sound/intel-nhlt.h
> +++ b/include/sound/intel-nhlt.h
> @@ -126,17 +126,17 @@ enum {
>  	NHLT_MIC_ARRAY_VENDOR_DEFINED = 0xf,
>  };
>  
> -struct nhlt_acpi_table *intel_nhlt_init(struct device *dev);
> +struct nhlt_acpi_table *intel_nhlt_init(void);
>  
>  void intel_nhlt_free(struct nhlt_acpi_table *addr);
>  
> -int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt);
> +int intel_nhlt_get_dmic_geo(struct nhlt_acpi_table *nhlt);
>  
>  #else
>  
>  struct nhlt_acpi_table;
>  
> -static inline struct nhlt_acpi_table *intel_nhlt_init(struct device *dev)
> +static inline struct nhlt_acpi_table *intel_nhlt_init(void)
>  {
>  	return NULL;
>  }
> @@ -145,8 +145,7 @@ static inline void intel_nhlt_free(struct nhlt_acpi_table *addr)
>  {
>  }
>  
> -static inline int intel_nhlt_get_dmic_geo(struct device *dev,
> -					  struct nhlt_acpi_table *nhlt)
> +static inline int intel_nhlt_get_dmic_geo(struct nhlt_acpi_table *nhlt)
>  {
>  	return 0;
>  }
> diff --git a/sound/hda/intel-dsp-config.c b/sound/hda/intel-dsp-config.c
> index b9ac9e9e45a4..60cc4735c6ec 100644
> --- a/sound/hda/intel-dsp-config.c
> +++ b/sound/hda/intel-dsp-config.c
> @@ -382,9 +382,9 @@ static int snd_intel_dsp_check_dmic(struct pci_dev *pci)
>  	struct nhlt_acpi_table *nhlt;
>  	int ret = 0;
>  
> -	nhlt = intel_nhlt_init(&pci->dev);
> +	nhlt = intel_nhlt_init();
>  	if (nhlt) {
> -		if (intel_nhlt_get_dmic_geo(&pci->dev, nhlt))
> +		if (intel_nhlt_get_dmic_geo(nhlt))
>  			ret = 1;
>  		intel_nhlt_free(nhlt);
>  	}
> diff --git a/sound/hda/intel-nhlt.c b/sound/hda/intel-nhlt.c
> index e2237239d922..195d9e193a6c 100644
> --- a/sound/hda/intel-nhlt.c
> +++ b/sound/hda/intel-nhlt.c
> @@ -1,10 +1,12 @@
>  // SPDX-License-Identifier: GPL-2.0-only
>  // Copyright (c) 2015-2019 Intel Corporation
>  
> +#define pr_fmt(fmt)     "NHLT: " fmt
> +
>  #include <linux/acpi.h>
>  #include <sound/intel-nhlt.h>
>  
> -struct nhlt_acpi_table *intel_nhlt_init(struct device *dev)
> +struct nhlt_acpi_table *intel_nhlt_init(void)
>  {
>  	struct nhlt_acpi_table *nhlt;
>  	acpi_status status;
> @@ -12,7 +14,7 @@ struct nhlt_acpi_table *intel_nhlt_init(struct device *dev)
>  	status = acpi_get_table(ACPI_SIG_NHLT, 0,
>  				(struct acpi_table_header **)&nhlt);
>  	if (ACPI_FAILURE(status)) {
> -		dev_warn(dev, "NHLT table not found\n");
> +		pr_warn("NHLT table not found\n");
>  		return NULL;
>  	}
>  
> @@ -26,7 +28,7 @@ void intel_nhlt_free(struct nhlt_acpi_table *nhlt)
>  }
>  EXPORT_SYMBOL_GPL(intel_nhlt_free);
>  
> -int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt)
> +int intel_nhlt_get_dmic_geo(struct nhlt_acpi_table *nhlt)
>  {
>  	struct nhlt_endpoint *epnt;
>  	struct nhlt_dmic_array_config *cfg;
> @@ -40,7 +42,7 @@ int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt)
>  		return 0;
>  
>  	if (nhlt->header.length <= sizeof(struct acpi_table_header)) {
> -		dev_warn(dev, "Invalid DMIC description table\n");
> +		pr_warn("Invalid DMIC description table\n");
>  		return 0;
>  	}
>  
> @@ -55,7 +57,7 @@ int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt)
>  
>  		/* find max number of channels based on format_configuration */
>  		if (fmt_configs->fmt_count) {
> -			dev_dbg(dev, "%s: found %d format definitions\n",
> +			pr_debug("%s: found %d format definitions\n",
>  				__func__, fmt_configs->fmt_count);
>  
>  			for (i = 0; i < fmt_configs->fmt_count; i++) {
> @@ -66,9 +68,9 @@ int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt)
>  				if (fmt_ext->fmt.channels > max_ch)
>  					max_ch = fmt_ext->fmt.channels;
>  			}
> -			dev_dbg(dev, "%s: max channels found %d\n", __func__, max_ch);
> +			pr_debug("%s: max channels found %d\n", __func__, max_ch);
>  		} else {
> -			dev_dbg(dev, "%s: No format information found\n", __func__);
> +			pr_debug("%s: No format information found\n", __func__);
>  		}
>  
>  		if (cfg->device_config.config_type != NHLT_CONFIG_TYPE_MIC_ARRAY) {
> @@ -90,21 +92,21 @@ int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt)
>  				dmic_geo = cfg_vendor->nb_mics;
>  				break;
>  			default:
> -				dev_warn(dev, "%s: undefined DMIC array_type 0x%0x\n",
> +				pr_warn("%s: undefined DMIC array_type 0x%0x\n",
>  					 __func__, cfg->array_type);
>  			}
>  
>  			if (dmic_geo > 0) {
> -				dev_dbg(dev, "%s: Array with %d dmics\n", __func__, dmic_geo);
> +				pr_debug("%s: Array with %d dmics\n", __func__, dmic_geo);
>  			}
>  			if (max_ch > dmic_geo) {
> -				dev_dbg(dev, "%s: max channels %d exceed dmic number %d\n",
> +				pr_debug("%s: max channels %d exceed dmic number %d\n",
>  					__func__, max_ch, dmic_geo);
>  			}
>  		}
>  	}
>  
> -	dev_dbg(dev, "%s: dmic number %d max_ch %d\n",
> +	pr_debug("%s: dmic number %d max_ch %d\n",
>  		__func__, dmic_geo, max_ch);
>  
>  	return dmic_geo;
> diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
> index 5b1a15e39912..4f122616b636 100644
> --- a/sound/soc/intel/skylake/skl.c
> +++ b/sound/soc/intel/skylake/skl.c
> @@ -517,8 +517,7 @@ static int skl_find_machine(struct skl_dev *skl, void *driver_data)
>  	if (pdata) {
>  		skl->use_tplg_pcm = pdata->use_tplg_pcm;
>  		mach->mach_params.dmic_num =
> -			intel_nhlt_get_dmic_geo(&skl->pci->dev,
> -						skl->nhlt);
> +			intel_nhlt_get_dmic_geo(skl->nhlt);
>  	}
>  
>  	return 0;
> @@ -1009,7 +1008,7 @@ static int skl_probe(struct pci_dev *pci,
>  
>  	device_disable_async_suspend(bus->dev);
>  
> -	skl->nhlt = intel_nhlt_init(bus->dev);
> +	skl->nhlt = intel_nhlt_init();
>  
>  	if (skl->nhlt == NULL) {
>  #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC)
> diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c
> index 883d78dd01b5..75c2ee91bf13 100644
> --- a/sound/soc/sof/intel/hda.c
> +++ b/sound/soc/sof/intel/hda.c
> @@ -651,9 +651,9 @@ static int check_nhlt_dmic(struct snd_sof_dev *sdev)
>  	struct nhlt_acpi_table *nhlt;
>  	int dmic_num;
>  
> -	nhlt = intel_nhlt_init(sdev->dev);
> +	nhlt = intel_nhlt_init();
>  	if (nhlt) {
> -		dmic_num = intel_nhlt_get_dmic_geo(sdev->dev, nhlt);
> +		dmic_num = intel_nhlt_get_dmic_geo(nhlt);
>  		intel_nhlt_free(nhlt);
>  		if (dmic_num >= 1 && dmic_num <= 4)
>  			return dmic_num;
> 


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