[SRU][R][PATCH v3 3/7] ASoC: SDCA: Remove devm from primary IRQ cleanup

Andrei Gherzan andrei.gherzan at canonical.com
Fri Sep 4 11:51:39 UTC 2026


On 26/09/02 01:19PM, Chris Chiu via kernel-team wrote:
> From: Charles Keepax <ckeepax at opensource.cirrus.com>
> 
> BugLink: https://bugs.launchpad.net/bugs/2163215
> 
> To provide greater flexibility on when the IRQs are requested for
> client drivers don't use devm for the primary IRQ request/cleanup
> helper functions.
> 
> Signed-off-by: Charles Keepax <ckeepax at opensource.cirrus.com>
> Link: https://patch.msgid.link/20260721143636.361814-4-ckeepax@opensource.cirrus.com
> Signed-off-by: Mark Brown <broonie at kernel.org>
> (backported from commit 0880082c27b6251cc3fea307dffa6899ad163e8b)
> [ChrisChiu: Conflict in sdca_jack.c due to missing sdca_jack_free_state()
>  function in our branch. Resolved by adding the new sdca_jack_free_state()
>  function before the type_get_mask() function as the upstream intended.]
> Signed-off-by: Chris Chiu <chris.chiu at canonical.com>
> ---
>  include/sound/sdca_fdl.h         |  2 ++
>  include/sound/sdca_interrupts.h  |  2 ++
>  include/sound/sdca_jack.h        |  2 ++
>  sound/soc/sdca/sdca_fdl.c        | 13 +++++++++--
>  sound/soc/sdca/sdca_interrupts.c |  8 +++++++
>  sound/soc/sdca/sdca_jack.c       | 39 ++++++++++++++++++++++++++++++--
>  6 files changed, 62 insertions(+), 4 deletions(-)
> 
> diff --git a/include/sound/sdca_fdl.h b/include/sound/sdca_fdl.h
> index fbaf4b384c8a..dc33927b82bd 100644
> --- a/include/sound/sdca_fdl.h
> +++ b/include/sound/sdca_fdl.h
> @@ -67,6 +67,8 @@ struct fdl_state {
>  #if IS_ENABLED(CONFIG_SND_SOC_SDCA_FDL)
>  
>  int sdca_fdl_alloc_state(struct sdca_interrupt *interrupt);
> +void sdca_fdl_free_state(struct sdca_interrupt *interrupt);
> +
>  int sdca_fdl_process(struct sdca_interrupt *interrupt);
>  int sdca_fdl_sync(struct device *dev, struct sdca_function_data *function,
>  		  struct sdca_interrupt_info *info);
> diff --git a/include/sound/sdca_interrupts.h b/include/sound/sdca_interrupts.h
> index 38c6c58c2cc7..8a44c19e917c 100644
> --- a/include/sound/sdca_interrupts.h
> +++ b/include/sound/sdca_interrupts.h
> @@ -31,6 +31,7 @@ struct sdca_function_data;
>   * @entity: Pointer to the Entity that the interrupt is associated with.
>   * @control: Pointer to the Control that the interrupt is associated with.
>   * @priv: Pointer to private data for use by the handler.
> + * @free_priv: Pointer to a function that can be used to free the priv data.
>   * @irq: IRQ number allocated to this interrupt, also used internally to track
>   * the IRQ being assigned.
>   * @early_request: Flag to indicate this IRQ was requested at bus probe time.
> @@ -47,6 +48,7 @@ struct sdca_interrupt {
>  	struct sdca_control *control;
>  
>  	void *priv;
> +	void (*free_priv)(struct sdca_interrupt *interrupt);
>  
>  	int irq;
>  	bool early_request;
> diff --git a/include/sound/sdca_jack.h b/include/sound/sdca_jack.h
> index 3ec22046d3eb..8624c51eea26 100644
> --- a/include/sound/sdca_jack.h
> +++ b/include/sound/sdca_jack.h
> @@ -25,6 +25,8 @@ struct jack_state {
>  };
>  
>  int sdca_jack_alloc_state(struct sdca_interrupt *interrupt);
> +void sdca_jack_free_state(struct sdca_interrupt *interrupt);
> +
>  int sdca_jack_process(struct sdca_interrupt *interrupt);
>  int sdca_jack_set_jack(struct sdca_interrupt_info *info, struct snd_soc_jack *jack);
>  int sdca_jack_report(struct sdca_interrupt *interrupt);
> diff --git a/sound/soc/sdca/sdca_fdl.c b/sound/soc/sdca/sdca_fdl.c
> index 994821a6df61..82e09d960c12 100644
> --- a/sound/soc/sdca/sdca_fdl.c
> +++ b/sound/soc/sdca/sdca_fdl.c
> @@ -481,10 +481,9 @@ EXPORT_SYMBOL_NS_GPL(sdca_fdl_process, "SND_SOC_SDCA");
>   */
>  int sdca_fdl_alloc_state(struct sdca_interrupt *interrupt)
>  {
> -	struct device *dev = interrupt->dev;
>  	struct fdl_state *fdl_state;
>  
> -	fdl_state = devm_kzalloc(dev, sizeof(*fdl_state), GFP_KERNEL);
> +	fdl_state = kzalloc_obj(*fdl_state);
>  	if (!fdl_state)
>  		return -ENOMEM;
>  
> @@ -499,3 +498,13 @@ int sdca_fdl_alloc_state(struct sdca_interrupt *interrupt)
>  	return 0;
>  }
>  EXPORT_SYMBOL_NS_GPL(sdca_fdl_alloc_state, "SND_SOC_SDCA");
> +
> +/**
> + * sdca_fdl_free_state - free state for an FDL interrupt
> + * @interrupt: SDCA interrupt structure.
> + */
> +void sdca_fdl_free_state(struct sdca_interrupt *interrupt)
> +{
> +	kfree(interrupt->priv);
> +}
> +EXPORT_SYMBOL_NS_GPL(sdca_fdl_free_state, "SND_SOC_SDCA");
> diff --git a/sound/soc/sdca/sdca_interrupts.c b/sound/soc/sdca/sdca_interrupts.c
> index 6ff0a0a12755..0e721306f3cf 100644
> --- a/sound/soc/sdca/sdca_interrupts.c
> +++ b/sound/soc/sdca/sdca_interrupts.c
> @@ -448,6 +448,7 @@ int sdca_irq_populate_early(struct device *dev, struct regmap *regmap,
>  					return ret;
>  
>  				interrupt->early_request = true;
> +				interrupt->free_priv = sdca_fdl_free_state;
>  
>  				ret = sdca_fdl_alloc_state(interrupt);
>  				if (ret)
> @@ -521,6 +522,8 @@ int sdca_irq_populate(struct sdca_function_data *function,
>  				handler = function_status_handler;
>  				break;
>  			case SDCA_CTL_TYPE_S(GE, DETECTED_MODE):
> +				interrupt->free_priv = sdca_jack_free_state;
> +
>  				ret = sdca_jack_alloc_state(interrupt);
>  				if (ret)
>  					return ret;
> @@ -528,6 +531,8 @@ int sdca_irq_populate(struct sdca_function_data *function,
>  				handler = detected_mode_handler;
>  				break;
>  			case SDCA_CTL_TYPE_S(XU, FDL_CURRENTOWNER):
> +				interrupt->free_priv = sdca_fdl_free_state;
> +
>  				ret = sdca_fdl_alloc_state(interrupt);
>  				if (ret)
>  					return ret;
> @@ -575,6 +580,9 @@ static void sdca_irq_cleanup_flags(struct device *dev,
>  
>  		sdca_irq_free_locked(dev, info, i, interrupt->name, interrupt);
>  
> +		if (interrupt->free_priv)
> +			interrupt->free_priv(interrupt);
> +
>  		kfree(interrupt->name);
>  	}
>  }
> diff --git a/sound/soc/sdca/sdca_jack.c b/sound/soc/sdca/sdca_jack.c
> index 49d317d3b8c8..f2494c94ca33 100644
> --- a/sound/soc/sdca/sdca_jack.c
> +++ b/sound/soc/sdca/sdca_jack.c
> @@ -132,10 +132,9 @@ EXPORT_SYMBOL_NS_GPL(sdca_jack_process, "SND_SOC_SDCA");
>   */
>  int sdca_jack_alloc_state(struct sdca_interrupt *interrupt)
>  {
> -	struct device *dev = interrupt->dev;
>  	struct jack_state *jack_state;
>  
> -	jack_state = devm_kzalloc(dev, sizeof(*jack_state), GFP_KERNEL);
> +	jack_state = kzalloc_obj(*jack_state);
>  	if (!jack_state)
>  		return -ENOMEM;
>  
> @@ -145,6 +144,42 @@ int sdca_jack_alloc_state(struct sdca_interrupt *interrupt)
>  }
>  EXPORT_SYMBOL_NS_GPL(sdca_jack_alloc_state, "SND_SOC_SDCA");
>  
> +/**
> + * sdca_jack_free_state - free state for a jack interrupt
> + * @interrupt: SDCA interrupt structure.
> + */
> +void sdca_jack_free_state(struct sdca_interrupt *interrupt)
> +{
> +	kfree(interrupt->priv);
> +}
> +EXPORT_SYMBOL_NS_GPL(sdca_jack_free_state, "SND_SOC_SDCA");
> +
> +static int type_get_mask(enum sdca_terminal_type type)

This function doesn't look used/called anywhere. It looks to me that
sdca_jack_report has it own duplicate logic.

> +{
> +	switch (type) {
> +	case SDCA_TERM_TYPE_LINEIN_STEREO:
> +	case SDCA_TERM_TYPE_LINEIN_FRONT_LR:
> +	case SDCA_TERM_TYPE_LINEIN_CENTER_LFE:
> +	case SDCA_TERM_TYPE_LINEIN_SURROUND_LR:
> +	case SDCA_TERM_TYPE_LINEIN_REAR_LR:
> +		return SND_JACK_LINEIN;
> +	case SDCA_TERM_TYPE_LINEOUT_STEREO:
> +	case SDCA_TERM_TYPE_LINEOUT_FRONT_LR:
> +	case SDCA_TERM_TYPE_LINEOUT_CENTER_LFE:
> +	case SDCA_TERM_TYPE_LINEOUT_SURROUND_LR:
> +	case SDCA_TERM_TYPE_LINEOUT_REAR_LR:
> +		return SND_JACK_LINEOUT;
> +	case SDCA_TERM_TYPE_MIC_JACK:
> +		return SND_JACK_MICROPHONE;
> +	case SDCA_TERM_TYPE_HEADPHONE_JACK:
> +		return SND_JACK_HEADPHONE;
> +	case SDCA_TERM_TYPE_HEADSET_JACK:
> +		return SND_JACK_HEADSET;
> +	default:
> +		return 0;
> +	}
> +}
> +
>  /**
>   * sdca_jack_set_jack - attach an ASoC jack to SDCA
>   * @info: SDCA interrupt information.
> -- 
> 2.43.0
> 
> 
> -- 
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team

-- 
Andrei Gherzan
gpg: rsa4096/D4D94F67AD0E9640
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