linux-kernel - Re: [PATCH RFC 09/22] usb: typec: tipd: Move initial irq mask to tipd

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Message-ID: <aLrDc-IMZkqzvnv2@kuha.fi.intel.com>
Date: Fri, 5 Sep 2025 14:03:15 +0300
From: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
To: Sven Peter <sven@...nel.org>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Felipe Balbi <balbi@...nel.org>,
	Janne Grunau <j@...nau.net>,
	Alyssa Rosenzweig <alyssa@...enzweig.io>,
	Neal Gompa <neal@...pa.dev>, Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Thinh Nguyen <Thinh.Nguyen@...opsys.com>,
	Philipp Zabel <p.zabel@...gutronix.de>, linux-usb@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	asahi@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-phy@...ts.infradead.org
Subject: Re: [PATCH RFC 09/22] usb: typec: tipd: Move initial irq mask to
 tipd_data

On Thu, Aug 21, 2025 at 03:39:01PM +0000, Sven Peter wrote:
> Since the irq mask was originally added more tipd variants have been
> introduced and there's now struct tipd_data. Move the initial mask in
> there.
> 
> Signed-off-by: Sven Peter <sven@...nel.org>

Reviewed-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com>

> ---
>  drivers/usb/typec/tipd/core.c | 23 +++++++++++------------
>  1 file changed, 11 insertions(+), 12 deletions(-)
> 
> diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
> index 1c80296c3b273e24ceacb3feff432c4f6e6835cc..6d8bcbc9cad8a1394e066504d4c5ca570edd4e4f 100644
> --- a/drivers/usb/typec/tipd/core.c
> +++ b/drivers/usb/typec/tipd/core.c
> @@ -112,6 +112,7 @@ struct tps6598x;
>  
>  struct tipd_data {
>  	irq_handler_t irq_handler;
> +	u64 irq_mask1;
>  	int (*register_port)(struct tps6598x *tps, struct fwnode_handle *node);
>  	void (*trace_power_status)(u16 status);
>  	void (*trace_status)(u32 status);
> @@ -1298,7 +1299,6 @@ static int tps6598x_probe(struct i2c_client *client)
>  	u32 status;
>  	u32 vid;
>  	int ret;
> -	u64 mask1;
>  
>  	tps = devm_kzalloc(&client->dev, sizeof(*tps), GFP_KERNEL);
>  	if (!tps)
> @@ -1337,16 +1337,6 @@ static int tps6598x_probe(struct i2c_client *client)
>  		if (ret)
>  			return ret;
>  
> -		/* CD321X chips have all interrupts masked initially */
> -		mask1 = APPLE_CD_REG_INT_POWER_STATUS_UPDATE |
> -			APPLE_CD_REG_INT_DATA_STATUS_UPDATE |
> -			APPLE_CD_REG_INT_PLUG_EVENT;
> -
> -	} else {
> -		/* Enable power status, data status and plug event interrupts */
> -		mask1 = TPS_REG_INT_POWER_STATUS_UPDATE |
> -			TPS_REG_INT_DATA_STATUS_UPDATE |
> -			TPS_REG_INT_PLUG_EVENT;
>  	}
>  
>  	tps->data = i2c_get_match_data(client);
> @@ -1364,7 +1354,7 @@ static int tps6598x_probe(struct i2c_client *client)
>  			return ret;
>  	}
>  
> -	ret = tps6598x_write64(tps, TPS_REG_INT_MASK1, mask1);
> +	ret = tps6598x_write64(tps, TPS_REG_INT_MASK1, tps->data->irq_mask1);
>  	if (ret)
>  		goto err_reset_controller;
>  
> @@ -1527,6 +1517,9 @@ static const struct dev_pm_ops tps6598x_pm_ops = {
>  
>  static const struct tipd_data cd321x_data = {
>  	.irq_handler = cd321x_interrupt,
> +	.irq_mask1 = APPLE_CD_REG_INT_POWER_STATUS_UPDATE |
> +		     APPLE_CD_REG_INT_DATA_STATUS_UPDATE |
> +		     APPLE_CD_REG_INT_PLUG_EVENT,
>  	.register_port = tps6598x_register_port,
>  	.trace_power_status = trace_tps6598x_power_status,
>  	.trace_status = trace_tps6598x_status,
> @@ -1536,6 +1529,9 @@ static const struct tipd_data cd321x_data = {
>  
>  static const struct tipd_data tps6598x_data = {
>  	.irq_handler = tps6598x_interrupt,
> +	.irq_mask1 = TPS_REG_INT_POWER_STATUS_UPDATE |
> +		     TPS_REG_INT_DATA_STATUS_UPDATE |
> +		     TPS_REG_INT_PLUG_EVENT,
>  	.register_port = tps6598x_register_port,
>  	.trace_power_status = trace_tps6598x_power_status,
>  	.trace_status = trace_tps6598x_status,
> @@ -1546,6 +1542,9 @@ static const struct tipd_data tps6598x_data = {
>  
>  static const struct tipd_data tps25750_data = {
>  	.irq_handler = tps25750_interrupt,
> +	.irq_mask1 = TPS_REG_INT_POWER_STATUS_UPDATE |
> +		     TPS_REG_INT_DATA_STATUS_UPDATE |
> +		     TPS_REG_INT_PLUG_EVENT,
>  	.register_port = tps25750_register_port,
>  	.trace_power_status = trace_tps25750_power_status,
>  	.trace_status = trace_tps25750_status,
> 
> -- 
> 2.34.1
> 

-- 
heikki