linux-kernel - Re: [PATCH 2/2] Revert "soundwire: intel_auxdevice: start the bus at default frequency"

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Message-ID: <Z64apTrlAbvUDQLx@vaman>
Date: Thu, 13 Feb 2025 21:45:33 +0530
From: Vinod Koul <vkoul@...nel.org>
To: Bard Liao <yung-chuan.liao@...ux.intel.com>
Cc: linux-sound@...r.kernel.org, linux-kernel@...r.kernel.org,
	pierre-louis.bossart@...ux.dev, bard.liao@...el.com
Subject: Re: [PATCH 2/2] Revert "soundwire: intel_auxdevice: start the bus at
 default frequency"

On 05-02-25, 15:42, Bard Liao wrote:
> Now, we can support more than 1 soundwire bus clock frequency.
> 
> This reverts commit c326356188f1dc2d7a2c55b30dac6a8b76087bc6.

Pls use full patch title and not just the sha

> 
> Signed-off-by: Bard Liao <yung-chuan.liao@...ux.intel.com>
> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@...ux.intel.com>
> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@...ux.intel.com>
> ---
>  drivers/soundwire/intel_auxdevice.c | 21 ---------------------
>  1 file changed, 21 deletions(-)
> 
> diff --git a/drivers/soundwire/intel_auxdevice.c b/drivers/soundwire/intel_auxdevice.c
> index b34b897400fc..5ea6399e6c9b 100644
> --- a/drivers/soundwire/intel_auxdevice.c
> +++ b/drivers/soundwire/intel_auxdevice.c
> @@ -243,30 +243,9 @@ static int sdw_master_read_intel_prop(struct sdw_bus *bus)
>  
>  static int intel_prop_read(struct sdw_bus *bus)
>  {
> -	struct sdw_master_prop *prop;
> -
>  	/* Initialize with default handler to read all DisCo properties */
>  	sdw_master_read_prop(bus);
>  
> -	/*
> -	 * Only one bus frequency is supported so far, filter
> -	 * frequencies reported in the DSDT
> -	 */
> -	prop = &bus->prop;
> -	if (prop->clk_freq && prop->num_clk_freq > 1) {
> -		unsigned int default_bus_frequency;
> -
> -		default_bus_frequency =
> -			prop->default_frame_rate *
> -			prop->default_row *
> -			prop->default_col /
> -			SDW_DOUBLE_RATE_FACTOR;
> -
> -		prop->num_clk_freq = 1;
> -		prop->clk_freq[0] = default_bus_frequency;
> -		prop->max_clk_freq = default_bus_frequency;
> -	}
> -
>  	/* read Intel-specific properties */
>  	sdw_master_read_intel_prop(bus);
>  
> -- 
> 2.43.0

-- 
~Vinod