From: Claudiu Beznea <claudiu.beznea@kernel.org>
To: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: lpieralisi@kernel.org, kwilczynski@kernel.org, mani@kernel.org,
robh@kernel.org, bhelgaas@google.com, p.zabel@pengutronix.de,
geert+renesas@glider.be, magnus.damm@gmail.com,
claudiu.beznea@tuxon.dev, linux-pci@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
Subject: Re: [PATCH v7 00/14] PCI: rzg3s-host: Add PCIe hotplug support
Date: Mon, 2 Nov 2026 09:36:10 +0200 [thread overview]
Message-ID: <f1df2818-be5c-4019-a86f-4e782a70d3fb@kernel.org> (raw)
In-Reply-To: <atphAmy8ZIjY_JNC@ninjato>
Hi, Wolfram,
On 10/22/26 22:16, Wolfram Sang wrote:
> Hi Claudiu,
>
>> i2cset -y 1 0x18 0xf4 0x8 # Link down
>> i2cset -y 1 0x18 0xf4 0xc # Link up: PCIE_SLOT (NVMe Micron)
>
> So, I applied your patches on current -next and did the above.
>
> During LinkUp the card (Renesas USB3 host controller) got correctly
> re-initialized. Same for physical unplug/plug.
Thank you for testing this series!
>
> I don't know nothing about PCI, but I wondered about one thing: after
> removal (both physically and via I2C), the card was still present in
> /sys/bus/pci/devices. Is that expected?
I currently can't reproduce this on my side. Do you remember if you executed the
below command before your test:
echo performance > /sys/module/pcie_aspm/parameters/policy
?
Thank you,
Claudiu
next prev parent reply other threads:[~2026-11-02 7:36 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-19 6:50 Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 01/14] PCI: rzg3s-host: Follow hardware manual clock/reset initialization order Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 02/14] PCI: rzg3s-host: Fix runtime PM handling in the NOIRQ suspend/resume phase Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 03/14] PCI: rzg3s-host: Don't mix goto-based unwinding and cleanup helpers Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 04/14] PCI: rzg3s-host: Create the INTx IRQ domain before setting the chained handlers Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 05/14] PCI: rzg3s-host: Initialize the IRQ domains after the IRQs are masked Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 06/14] PCI: rzg3s-host: Drop read-modify-write approach for the R/W1C registers Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 07/14] PCI: rzg3s-host: Use cached MSI address in .irq_compose_msi_msg() Claudiu Beznea
2026-10-20 8:45 ` Lad, Prabhakar
2026-10-20 9:10 ` Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 08/14] PCI: rzg3s-host: Drop nop instructions Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 09/14] PCI: rzg3s-host: Move host configuration code together Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 10/14] PCI: rzg3s-host: Move suspend/resume code into dedicated functions Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 11/14] PCI: rzg3s-host: Move IRQ domain setup code Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 12/14] PCI: rzg3s-host: Add helper to wait for link up Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 13/14] PCI: rzg3s-host: Re-enumerate the bus on PCIe link-state changes Claudiu Beznea
2026-10-19 6:50 ` [PATCH v7 14/14] PCI: rzg3s-host: Add bridge::reset_root_port() Claudiu Beznea
2026-10-22 19:16 ` [PATCH v7 00/14] PCI: rzg3s-host: Add PCIe hotplug support Wolfram Sang
2026-11-02 7:36 ` Claudiu Beznea [this message]
2026-11-02 7:40 ` Wolfram Sang
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