From: Bjorn Helgaas <helgaas@kernel.org>
To: Vidya Sagar <vidyas@nvidia.com>
Cc: bhelgaas@google.com, lorenzo.pieralisi@arm.com,
refactormyself@gmail.com, kw@linux.com, rajatja@google.com,
kenny@panix.com, kai.heng.feng@canonical.com, abhsahu@nvidia.com,
sagupta@nvidia.com, treding@nvidia.com, jonathanh@nvidia.com,
linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
kthota@nvidia.com, mmaddireddy@nvidia.com, sagar.tv@gmail.com
Subject: Re: [PATCH V4 0/2] PCI/ASPM: Save/restore L1SS Capability for suspend/resume
Date: Tue, 13 Sep 2022 12:17:53 -0500 [thread overview]
Message-ID: <20220913171753.GA609036@bhelgaas> (raw)
In-Reply-To: <20220913131822.16557-1-vidyas@nvidia.com>
On Tue, Sep 13, 2022 at 06:48:20PM +0530, Vidya Sagar wrote:
> This patch series saves and restores the ASPM L1SS capability registers
> during suspend/resume cycle of the system.
> First patch refactors the existing L1SS register programming code to
> take out the common code.
> Second patch adds support to save and restore of the L1SS registers using
> the common code extracted in the first patch to restore the registers.
>
> This patch is verified on Tegra194 and Tegra234 platforms.
>
> Vidya Sagar (2):
> PCI/ASPM: Refactor ASPM L1SS control register programming
> PCI/ASPM: Save/restore L1SS Capability for suspend/resume
>
> drivers/pci/pci.c | 7 +++
> drivers/pci/pci.h | 4 ++
> drivers/pci/pcie/aspm.c | 106 +++++++++++++++++++++++++++-------------
> 3 files changed, 83 insertions(+), 34 deletions(-)
Applied to pci/aspm for v6.1, thanks!
I dropped the pci_is_pcie() testing since pci_configure_ltr() only
sets dev->l1ss for PCIe devices.
prev parent reply other threads:[~2022-09-13 18:11 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-13 13:18 [PATCH V4 0/2] PCI/ASPM: Save/restore L1SS Capability for suspend/resume Vidya Sagar
2022-09-13 13:18 ` [PATCH V4 1/2] PCI/ASPM: Refactor ASPM L1SS control register programming Vidya Sagar
2022-09-29 22:00 ` Bjorn Helgaas
2022-10-03 6:42 ` Vidya Sagar
2022-10-05 2:35 ` Bjorn Helgaas
2022-10-09 5:44 ` Vidya Sagar
2022-09-13 13:18 ` [PATCH V4 2/2] PCI/ASPM: Save/restore L1SS Capability for suspend/resume Vidya Sagar
2022-09-13 17:17 ` Bjorn Helgaas [this message]
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