From: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
To: Sven Peter <sven@kernel.org>
Cc: Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
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>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"asahi@lists.linux.dev" <asahi@lists.linux.dev>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-phy@lists.infradead.org" <linux-phy@lists.infradead.org>,
Hector Martin <marcan@marcan.st>
Subject: Re: [PATCH RFC 07/22] usb: dwc3: apple: Adjust vendor-specific registers during init
Date: Thu, 28 Aug 2025 22:51:46 +0000 [thread overview]
Message-ID: <20250828225145.lma4lp2afvmuop2l@synopsys.com> (raw)
In-Reply-To: <0289f92d-0d18-43d2-b98a-da8bb08e9342@kernel.org>
On Sat, Aug 23, 2025, Sven Peter wrote:
> Hi Thinh,
>
> On 22.08.25 00:18, Thinh Nguyen wrote:
> > For this patch, however, I'd prefer these vendor-specific settings to be
> > in their own glue driver. I can only imagine more changes will be
> > introduced in the future with this vendor. See if we can use the new
> > glue interface in glue.h (some call this the new "flatten" model) when
> > creating a glue driver.
>
> Nice, thanks! Hints like that are exactly what I was hoping for when
> I sent this RFC.
>
> When I originally started working on this I tried to use the parent/child
> model but didn't really get anywhere. This flattened model looks very useful
> though.
>
> I think I can even move some of logic from the previous commits to
> dwc3-apple.c if I extend the glue a little bit. I'll see how that works out
> and maybe do that for the next version then.
>
That's great! I'll look forward to your updates.
Check this change for inspirations for extending the glue interface:
https://lore.kernel.org/linux-usb/20250815004207.xwv4n6xsat44bydi@synopsys.com/T/#u
Thanks,
Thinh
next prev parent reply other threads:[~2025-08-28 23:27 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-21 15:38 [PATCH RFC 00/22] Apple Silicon USB3 support Sven Peter
2025-08-21 15:38 ` [PATCH RFC 01/22] dt-bindings: usb: snps,dwc3: Allow multiple iommus Sven Peter
2025-08-21 22:39 ` Rob Herring (Arm)
2025-08-22 7:22 ` Krzysztof Kozlowski
2025-08-24 8:31 ` Krzysztof Kozlowski
2025-08-27 16:07 ` Sven Peter
2025-08-28 6:54 ` Krzysztof Kozlowski
2025-08-21 15:38 ` [PATCH RFC 02/22] dt-bindings: usb: Add Apple dwc3 Sven Peter
2025-08-21 22:39 ` Rob Herring (Arm)
2025-08-22 7:24 ` Krzysztof Kozlowski
2025-08-24 15:30 ` Sven Peter
2025-08-21 15:38 ` [PATCH RFC 03/22] dt-bindings: phy: Add Apple Type-C PHY Sven Peter
2025-08-21 16:33 ` Janne Grunau
2025-08-21 23:00 ` Rob Herring
2025-08-24 15:33 ` Sven Peter
2025-08-21 22:39 ` Rob Herring (Arm)
2025-08-21 15:38 ` [PATCH RFC 04/22] usb: dwc3: apple: Reset dwc3 during role switches Sven Peter
2025-08-21 23:25 ` Thinh Nguyen
2025-08-24 13:18 ` Janne Grunau
2025-08-28 23:07 ` Thinh Nguyen
2025-08-24 15:24 ` Sven Peter
2025-08-28 23:14 ` Thinh Nguyen
2025-08-21 15:38 ` [PATCH RFC 05/22] usb: dwc3: apple: Do not use host-vbus-glitches workaround Sven Peter
2025-08-21 22:28 ` Thinh Nguyen
2025-08-23 11:42 ` Sven Peter
2025-08-28 23:06 ` Thinh Nguyen
2025-08-21 15:38 ` [PATCH RFC 06/22] usb: dwc3: apple: Use synchronous role switch for apple Sven Peter
2025-08-21 15:38 ` [PATCH RFC 07/22] usb: dwc3: apple: Adjust vendor-specific registers during init Sven Peter
2025-08-21 22:18 ` Thinh Nguyen
2025-08-23 9:32 ` Sven Peter
2025-08-28 22:51 ` Thinh Nguyen [this message]
2025-08-21 15:39 ` [PATCH RFC 08/22] usb: typec: tipd: Clear interrupts first Sven Peter
2025-08-29 9:37 ` Heikki Krogerus
2025-08-21 15:39 ` [PATCH RFC 09/22] usb: typec: tipd: Move initial irq mask to tipd_data Sven Peter
2025-08-21 15:39 ` [PATCH RFC 10/22] usb: typec: tipd: Move switch_power_state " Sven Peter
2025-08-21 15:39 ` [PATCH RFC 11/22] usb: typec: tipd: Trace data status for CD321x correctly Sven Peter
2025-08-21 15:39 ` [PATCH RFC 12/22] usb: typec: tipd: Add cd321x struct with separate size Sven Peter
2025-08-21 15:39 ` [PATCH RFC 13/22] usb: typec: tipd: Read USB4, Thunderbolt and DisplayPort status for cd321x Sven Peter
2025-08-21 16:46 ` Janne Grunau
2025-08-21 15:39 ` [PATCH RFC 14/22] usb: typec: tipd: Register DisplayPort and Thunderbolt altmodes " Sven Peter
2025-08-21 15:39 ` [PATCH RFC 15/22] usb: typec: tipd: Update partner identity when power status was updated Sven Peter
2025-08-21 15:39 ` [PATCH RFC 16/22] usb: typec: tipd: Use read_power_status function in probe Sven Peter
2025-08-21 15:39 ` [PATCH RFC 17/22] usb: typec: tipd: Read data status in probe and cache its value Sven Peter
2025-08-21 15:39 ` [PATCH RFC 18/22] usb: typec: mux: Introduce data_role to mux state Sven Peter
2025-08-21 15:39 ` [PATCH RFC 19/22] usb: typec: tipd: Handle mode transitions for CD321x Sven Peter
2025-08-21 15:39 ` [PATCH RFC 20/22] soc: apple: Add hardware tunable support Sven Peter
2025-08-21 15:39 ` [PATCH RFC 21/22] phy: apple: Add Apple Type-C PHY Sven Peter
2025-08-21 15:39 ` [PATCH RFC 22/22] arm64: dts: apple: t8103: Add Apple Type-C PHY and dwc3 nodes Sven Peter
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