From: Siddharth Vadapalli <s-vadapalli@ti.com>
To: Thomas Richard <thomas.richard@bootlin.com>
Cc: "Linus Walleij" <linus.walleij@linaro.org>,
"Bartosz Golaszewski" <brgl@bgdev.pl>,
"Andy Shevchenko" <andy@kernel.org>,
"Tony Lindgren" <tony@atomide.com>,
"Haojian Zhuang" <haojian.zhuang@linaro.org>,
"Vignesh R" <vigneshr@ti.com>,
"Aaro Koskinen" <aaro.koskinen@iki.fi>,
"Janusz Krzysztofik" <jmkrzyszt@gmail.com>,
"Andi Shyti" <andi.shyti@kernel.org>,
"Peter Rosin" <peda@axentia.se>, "Vinod Koul" <vkoul@kernel.org>,
"Kishon Vijay Abraham I" <kishon@kernel.org>,
"Philipp Zabel" <p.zabel@pengutronix.de>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org,
linux-i2c@vger.kernel.org, linux-phy@lists.infradead.org,
linux-pci@vger.kernel.org, gregory.clement@bootlin.com,
theo.lebrun@bootlin.com, thomas.petazzoni@bootlin.com,
u-kumar1@ti.com, s-vadapalli@ti.com
Subject: Re: [PATCH v3 18/18] PCI: j721e: add suspend and resume support
Date: Fri, 16 Feb 2024 16:18:26 +0530 [thread overview]
Message-ID: <aa791703-81d8-420c-ba35-c8fd08bc3f07@ti.com> (raw)
In-Reply-To: <20240102-j7200-pcie-s2r-v3-18-5c2e4a3fac1f@bootlin.com>
On 24/02/15 04:18PM, Thomas Richard wrote:
> From: Théo Lebrun <theo.lebrun@bootlin.com>
>
> Add suspend and resume support. Only the rc mode is supported.
>
> During the suspend stage PERST# is asserted, then deasserted during the
> resume stage.
Wouldn't this imply that the Endpoint device will be reset and therefore
lose context? Or is it expected that the driver corresponding to the
Endpoint Function in Linux will restore the state on resume, post reset?
Regards,
Siddharth.
next prev parent reply other threads:[~2024-02-16 10:48 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-15 15:17 [PATCH v3 00/18] Add suspend to ram support for PCIe on J7200 Thomas Richard
2024-02-15 15:17 ` [PATCH v3 01/18] gpio: pca953x: move suspend()/resume() to suspend_noirq()/resume_noirq() Thomas Richard
2024-02-21 21:54 ` Linus Walleij
2024-02-15 15:17 ` [PATCH v3 02/18] pinctrl: pinctrl-single: remove dead code in suspend() and resume() callbacks Thomas Richard
2024-02-15 15:27 ` Andy Shevchenko
2024-02-16 7:59 ` Thomas Richard
2024-02-16 15:08 ` Andy Shevchenko
2024-02-21 11:01 ` Thomas Richard
2024-02-21 13:13 ` Andy Shevchenko
2024-02-21 14:19 ` Thomas Richard
2024-02-15 15:17 ` [PATCH v3 03/18] pinctrl: pinctrl-single: move suspend()/resume() callbacks to noirq Thomas Richard
2024-02-15 15:17 ` [PATCH v3 04/18] i2c: omap: wakeup the controller during suspend() callback Thomas Richard
2024-02-15 15:30 ` Andy Shevchenko
2024-02-15 15:17 ` [PATCH v3 05/18] mux: add mux_chip_resume() function Thomas Richard
2024-02-15 15:29 ` Andy Shevchenko
2024-02-16 7:52 ` Thomas Richard
2024-02-16 15:07 ` Andy Shevchenko
2024-02-21 10:59 ` Thomas Richard
2024-02-15 15:17 ` [PATCH v3 06/18] mux: mmio: add resume support Thomas Richard
2024-02-15 15:17 ` [PATCH v3 07/18] phy: ti: phy-j721e-wiz: use dev_err_probe() instead of dev_err() Thomas Richard
2024-02-15 15:33 ` Andy Shevchenko
2024-02-15 15:17 ` [PATCH v3 08/18] phy: ti: phy-j721e-wiz: split wiz_clock_init() function Thomas Richard
2024-02-15 15:43 ` Andy Shevchenko
2024-02-16 6:02 ` Vinod Koul
2024-02-16 9:04 ` Siddharth Vadapalli
2024-02-16 15:03 ` Andy Shevchenko
2024-02-16 14:56 ` Andy Shevchenko
2024-02-15 15:17 ` [PATCH v3 09/18] phy: ti: phy-j721e-wiz: add resume support Thomas Richard
2024-02-15 15:17 ` [PATCH v3 10/18] phy: cadence-torrent: extract calls to clk_get from cdns_torrent_clk Thomas Richard
2024-02-15 15:17 ` [PATCH v3 11/18] phy: cadence-torrent: register resets even if the phy is already configured Thomas Richard
2024-02-15 15:17 ` [PATCH v3 12/18] phy: cadence-torrent: add already_configured to struct cdns_torrent_phy Thomas Richard
2024-02-15 15:17 ` [PATCH v3 13/18] phy: cadence-torrent: remove noop_ops phy operations Thomas Richard
2024-02-15 15:45 ` Andy Shevchenko
2024-02-15 15:17 ` [PATCH v3 14/18] phy: cadence-torrent: add suspend and resume support Thomas Richard
2024-02-15 15:46 ` Andy Shevchenko
2024-02-16 7:36 ` Thomas Richard
2024-02-21 13:09 ` Philipp Zabel
2024-02-21 13:41 ` Thomas Richard
2024-02-21 13:58 ` Philipp Zabel
2024-02-15 15:18 ` [PATCH v3 15/18] PCI: cadence: extract link setup sequence from cdns_pcie_host_setup() Thomas Richard
2024-02-16 9:34 ` Siddharth Vadapalli
2024-02-15 15:18 ` [PATCH v3 16/18] PCI: cadence: set cdns_pcie_host_init() global Thomas Richard
2024-02-16 9:38 ` Siddharth Vadapalli
2024-02-15 15:18 ` [PATCH v3 17/18] PCI: j721e: add reset GPIO to struct j721e_pcie Thomas Richard
2024-02-15 16:04 ` Andy Shevchenko
2024-02-26 17:05 ` Thomas Richard
2024-02-26 17:54 ` Andy Shevchenko
2024-02-15 15:18 ` [PATCH v3 18/18] PCI: j721e: add suspend and resume support Thomas Richard
2024-02-15 15:51 ` Andy Shevchenko
2024-02-16 10:48 ` Siddharth Vadapalli [this message]
2024-02-16 11:09 ` Théo Lebrun
2024-02-16 11:16 ` Siddharth Vadapalli
2024-02-15 15:40 ` [PATCH v3 00/18] Add suspend to ram support for PCIe on J7200 Philipp Stanner
2024-02-15 17:06 ` Bjorn Helgaas
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