From: Bjorn Helgaas <helgaas@kernel.org>
To: Vishal Verma <vishal.l.verma@intel.com>
Cc: linux-cxl@vger.kernel.org, linux-acpi@vger.kernel.org,
Jonathan Cameron <Jonathan.Cameron@Huawei.com>,
Dan Williams <dan.j.williams@intel.com>,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
Robert Moore <robert.moore@intel.com>,
Bjorn Helgaas <bhelgaas@google.com>,
Davidlohr Bueso <dave@stgolabs.net>,
"Rafael J. Wysocki" <rafael@kernel.org>
Subject: Re: [PATCH v3 1/3] acpi: add a helper for retrieving _OSC Control DWORDs
Date: Wed, 30 Mar 2022 14:04:43 -0500 [thread overview]
Message-ID: <20220330190443.GA1700287@bhelgaas> (raw)
In-Reply-To: <20220330181434.1515791-2-vishal.l.verma@intel.com>
Look at previous subject lines and copy the style instead of making up
something new.
On Wed, Mar 30, 2022 at 12:14:32PM -0600, Vishal Verma wrote:
> During _OSC negotiation, when the 'Control' DWORD is needed from the
> result buffer after running _OSC, a couple of places performed manual
> pointer arithmetic to offset into the right spot in the raw buffer.
> Add a acpi_osc_ctx_get_pci_control() helper to use the #define'd
> DWORD offsets to fetch the DWORDs needed from @acpi_osc_context, and
> replace the above instances of the open-coded arithmetic.
Bjorn
next prev parent reply other threads:[~2022-03-30 19:04 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-30 18:14 [PATCH v3 0/3] acpi: add support for CXL _OSC Vishal Verma
2022-03-30 18:14 ` [PATCH v3 1/3] acpi: add a helper for retrieving _OSC Control DWORDs Vishal Verma
2022-03-30 19:04 ` Bjorn Helgaas [this message]
2022-03-30 20:08 ` Verma, Vishal L
2022-03-30 18:14 ` [PATCH v3 2/3] PCI/ACPI: Use CXL _OSC instead of PCIe _OSC Vishal Verma
2022-03-30 18:14 ` [PATCH v3 3/3] acpi/pci_root: negotiate CXL _OSC Vishal Verma
2022-03-30 19:01 ` Bjorn Helgaas
2022-03-30 20:16 ` Verma, Vishal L
2022-03-30 20:30 ` Bjorn Helgaas
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