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From: Sergey Shtylyov <sergei.shtylyov@gmail.com>
To: Sven Peter <sven@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Felipe Balbi <balbi@kernel.org>, Janne Grunau <j@jannau.net>,
	Alyssa Rosenzweig <alyssa@rosenzweig.io>,
	Neal Gompa <neal@gompa.dev>, Vinod Koul <vkoul@kernel.org>,
	Kishon Vijay Abraham I <kishon@kernel.org>,
	Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
	Heikki Krogerus <heikki.krogerus@linux.intel.com>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Frank Li <Frank.Li@nxp.com>, Ran Wang <ran.wang_1@nxp.com>,
	Peter Chen <peter.chen@nxp.com>
Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, asahi@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org,
	linux-phy@lists.infradead.org, Hector Martin <marcan@marcan.st>
Subject: Re: [PATCH v2 12/22] usb: typec: tipd: Update partner identity when power status was updated
Date: Sun, 7 Sep 2025 11:54:31 +0300	[thread overview]
Message-ID: <f09dedfc-1f1b-4416-b854-9c4059ba264a@gmail.com> (raw)
In-Reply-To: <20250906-atcphy-6-17-v2-12-52c348623ef6@kernel.org>

On 9/6/25 6:43 PM, Sven Peter wrote:

> From: Hector Martin <marcan@marcan.st>
> 
> Whenever the power status is changed make sure to also update the
> partner identity to be able to detect changes once de-bouncing and mode
> changes are added for CD321x.
> 
> Signed-off-by: Hector Martin <marcan@marcan.st>
> Signed-off-by: Sven Peter <sven@kernel.org>
> ---
>  drivers/usb/typec/tipd/core.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
> index c7cf936e5a61a331271c05b68ff1b77b89c0f643..cd427eecd8a594b7e609a20de27a9722055307d8 100644
> --- a/drivers/usb/typec/tipd/core.c
> +++ b/drivers/usb/typec/tipd/core.c
> @@ -635,9 +635,16 @@ static irqreturn_t cd321x_interrupt(int irq, void *data)
>  	if (!tps6598x_read_status(tps, &status))
>  		goto err_unlock;
>  
> -	if (event & APPLE_CD_REG_INT_POWER_STATUS_UPDATE)
> +	if (event & APPLE_CD_REG_INT_POWER_STATUS_UPDATE) {
>  		if (!tps6598x_read_power_status(tps))
>  			goto err_unlock;
> +		if (TPS_POWER_STATUS_PWROPMODE(tps->pwr_status) == TYPEC_PWR_MODE_PD) {
> +			if (tps6598x_read_partner_identity(tps)) {
> +				dev_err(tps->dev, "failed to partner identity\n");

    Perhaps "failed to read partner identity\n"?

[...]

MBR, Sergey


  reply	other threads:[~2025-09-07  8:54 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-06 15:43 [PATCH v2 00/22] Apple Silicon USB3 support Sven Peter
2025-09-06 15:43 ` [PATCH v2 01/22] dt-bindings: usb: Add Apple dwc3 Sven Peter
2025-09-07  9:45   ` Krzysztof Kozlowski
2025-09-06 15:43 ` [PATCH v2 02/22] usb: dwc3: dwc3_power_off_all_roothub_ports: Use ioremap_np when required Sven Peter
2025-09-11  1:37   ` Thinh Nguyen
2025-09-06 15:43 ` [PATCH v2 03/22] usb: dwc3: glue: Allow more fine grained control over mode switches Sven Peter
2025-09-19 21:40   ` Thinh Nguyen
2025-09-20 11:48     ` Sven Peter
2025-09-24 22:49       ` Thinh Nguyen
2025-09-06 15:43 ` [PATCH v2 04/22] usb: dwc3: Add Apple Silicon DWC3 glue layer driver Sven Peter
2025-09-11  1:46   ` Thinh Nguyen
2025-09-19 22:40   ` Thinh Nguyen
2025-09-21 13:40     ` Sven Peter
2025-09-24 22:36       ` Thinh Nguyen
2025-09-06 15:43 ` [PATCH v2 05/22] usb: typec: tipd: Clear interrupts first Sven Peter
2025-09-06 15:43 ` [PATCH v2 06/22] usb: typec: tipd: Move initial irq mask to tipd_data Sven Peter
2025-09-06 15:43 ` [PATCH v2 07/22] usb: typec: tipd: Move switch_power_state " Sven Peter
2025-09-06 15:43 ` [PATCH v2 08/22] usb: typec: tipd: Trace data status for CD321x correctly Sven Peter
2025-09-06 15:43 ` [PATCH v2 09/22] usb: typec: tipd: Add cd321x struct with separate size Sven Peter
2025-09-06 15:43 ` [PATCH v2 10/22] usb: typec: tipd: Read USB4, Thunderbolt and DisplayPort status for cd321x Sven Peter
2025-09-09  9:41   ` Heikki Krogerus
2025-09-06 15:43 ` [PATCH v2 11/22] usb: typec: tipd: Register DisplayPort and Thunderbolt altmodes " Sven Peter
2025-09-09  9:47   ` Heikki Krogerus
2025-09-06 15:43 ` [PATCH v2 12/22] usb: typec: tipd: Update partner identity when power status was updated Sven Peter
2025-09-07  8:54   ` Sergey Shtylyov [this message]
2025-09-07 18:59     ` Sven Peter
2025-09-06 15:43 ` [PATCH v2 13/22] usb: typec: tipd: Use read_power_status function in probe Sven Peter
2025-09-09  9:56   ` Heikki Krogerus
2025-09-06 15:43 ` [PATCH v2 14/22] usb: typec: tipd: Read data status in probe and cache its value Sven Peter
2025-09-09 10:02   ` Heikki Krogerus
2025-09-09 10:03     ` Heikki Krogerus
2025-09-06 15:43 ` [PATCH v2 15/22] usb: typec: tipd: Handle mode transitions for CD321x Sven Peter
2025-09-09 10:10   ` Heikki Krogerus
2025-09-11  9:26   ` Janne Grunau
2025-09-06 15:43 ` [PATCH v2 16/22] dt-bindings: phy: Add Apple Type-C PHY Sven Peter
2025-09-09 17:04   ` Rob Herring
2025-09-06 15:43 ` [PATCH v2 17/22] soc: apple: Add hardware tunable support Sven Peter
2025-09-07 12:46   ` Alyssa Anne Rosenzweig
2025-09-06 15:43 ` [PATCH v2 18/22] phy: apple: Add Apple Type-C PHY Sven Peter
2025-09-07 13:12   ` Alyssa Anne Rosenzweig
2025-09-07 13:15   ` Alyssa Anne Rosenzweig
2025-09-08 15:04   ` Philipp Zabel
2025-09-08 18:12   ` Janne Grunau
2025-09-09 22:25     ` Nathan Chancellor
2025-09-06 15:43 ` [PATCH v2 19/22] arm64: dts: apple: t8103: Mark ATC USB AON domains as always-on Sven Peter
2025-09-06 15:43 ` [PATCH v2 20/22] arm64: dts: apple: t8103: Add Apple Type-C PHY and dwc3 nodes Sven Peter
2025-09-07  9:47   ` Krzysztof Kozlowski
2025-09-07 12:43     ` Alyssa Anne Rosenzweig
2025-09-07 12:51       ` Greg Kroah-Hartman
2025-09-07 15:01       ` Krzysztof Kozlowski
2025-09-07 19:02     ` Sven Peter
2025-09-06 15:43 ` [PATCH v2 21/22] arm64: dts: apple: t8112: " Sven Peter
2025-09-06 15:43 ` [PATCH v2 22/22] arm64: dts: apple: t600x: " Sven Peter
2025-09-11 10:10 ` [PATCH v2 00/22] Apple Silicon USB3 support Neal Gompa

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