From: Alex Williamson <alex.williamson@redhat.com>
To: Fred Gao <fred.gao@intel.com>
Cc: kvm@vger.kernel.org, intel-gfx@lists.freedesktop.org,
Zhenyu Wang <zhenyuw@linux.intel.com>,
Swee Yee Fonn <swee.yee.fonn@intel.com>
Subject: Re: [PATCH v5] vfio/pci: Add support for opregion v2.1+
Date: Tue, 6 Apr 2021 13:37:28 -0600 [thread overview]
Message-ID: <20210406133728.23ecb592@omen> (raw)
In-Reply-To: <20210325170953.24549-1-fred.gao@intel.com>
On Fri, 26 Mar 2021 01:09:53 +0800
Fred Gao <fred.gao@intel.com> wrote:
> Before opregion version 2.0 VBT data is stored in opregion mailbox #4,
> but when VBT data exceeds 6KB size and cannot be within mailbox #4
> then from opregion v2.0+, Extended VBT region, next to opregion is
> used to hold the VBT data, so the total size will be opregion size plus
> extended VBT region size.
>
> Since opregion v2.0 with physical host VBT address would not be
> practically available for end user and guest can not directly access
> host physical address, so it is not supported.
>
> Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
> Signed-off-by: Swee Yee Fonn <swee.yee.fonn@intel.com>
> Signed-off-by: Fred Gao <fred.gao@intel.com>
> ---
> drivers/vfio/pci/vfio_pci_igd.c | 53 +++++++++++++++++++++++++++++++++
> 1 file changed, 53 insertions(+)
Applied to vfio next branch for v5.13. Thanks,
Alex
WARNING: multiple messages have this Message-ID (diff)
From: Alex Williamson <alex.williamson@redhat.com>
To: Fred Gao <fred.gao@intel.com>
Cc: Swee Yee Fonn <swee.yee.fonn@intel.com>,
intel-gfx@lists.freedesktop.org, kvm@vger.kernel.org
Subject: Re: [Intel-gfx] [PATCH v5] vfio/pci: Add support for opregion v2.1+
Date: Tue, 6 Apr 2021 13:37:28 -0600 [thread overview]
Message-ID: <20210406133728.23ecb592@omen> (raw)
In-Reply-To: <20210325170953.24549-1-fred.gao@intel.com>
On Fri, 26 Mar 2021 01:09:53 +0800
Fred Gao <fred.gao@intel.com> wrote:
> Before opregion version 2.0 VBT data is stored in opregion mailbox #4,
> but when VBT data exceeds 6KB size and cannot be within mailbox #4
> then from opregion v2.0+, Extended VBT region, next to opregion is
> used to hold the VBT data, so the total size will be opregion size plus
> extended VBT region size.
>
> Since opregion v2.0 with physical host VBT address would not be
> practically available for end user and guest can not directly access
> host physical address, so it is not supported.
>
> Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
> Signed-off-by: Swee Yee Fonn <swee.yee.fonn@intel.com>
> Signed-off-by: Fred Gao <fred.gao@intel.com>
> ---
> drivers/vfio/pci/vfio_pci_igd.c | 53 +++++++++++++++++++++++++++++++++
> 1 file changed, 53 insertions(+)
Applied to vfio next branch for v5.13. Thanks,
Alex
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
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next prev parent reply other threads:[~2021-04-06 19:37 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-02 17:12 [PATCH v1] vfio/pci: Add support for opregion v2.0+ Fred Gao
2020-12-02 17:12 ` [Intel-gfx] " Fred Gao
2020-12-02 10:04 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for " Patchwork
2020-12-02 10:35 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2020-12-02 12:06 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
2020-12-02 18:57 ` [PATCH v1] " Alex Williamson
2020-12-02 18:57 ` [Intel-gfx] " Alex Williamson
2020-12-03 9:21 ` Gao, Fred
2020-12-03 9:21 ` [Intel-gfx] " Gao, Fred
2020-12-03 23:38 ` Alex Williamson
2020-12-03 23:38 ` [Intel-gfx] " Alex Williamson
2021-01-18 5:15 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for vfio/pci: Add support for opregion v2.0+ (rev2) Patchwork
2021-01-18 5:46 ` [Intel-gfx] ✗ Fi.CI.BAT: failure " Patchwork
2021-01-18 12:38 ` [PATCH v2] vfio/pci: Add support for opregion v2.0+ Fred Gao
2021-01-18 12:38 ` [Intel-gfx] " Fred Gao
2021-01-21 20:33 ` Alex Williamson
2021-01-21 20:33 ` [Intel-gfx] " Alex Williamson
2021-02-02 5:09 ` Zhenyu Wang
2021-02-02 5:09 ` [Intel-gfx] " Zhenyu Wang
2021-02-08 17:02 ` [PATCH v3] vfio/pci: Add support for opregion v2.1+ Fred Gao
2021-02-08 17:02 ` [Intel-gfx] " Fred Gao
2021-03-02 13:02 ` [PATCH v4] " Fred Gao
2021-03-02 13:02 ` [Intel-gfx] " Fred Gao
2021-03-19 19:26 ` Alex Williamson
2021-03-19 19:26 ` [Intel-gfx] " Alex Williamson
2021-03-25 8:50 ` Gao, Fred
2021-03-25 8:50 ` [Intel-gfx] " Gao, Fred
2021-03-25 17:09 ` [PATCH v5] " Fred Gao
2021-03-25 17:09 ` [Intel-gfx] " Fred Gao
2021-03-30 9:08 ` Zhenyu Wang
2021-03-30 9:08 ` [Intel-gfx] " Zhenyu Wang
2021-04-06 19:37 ` Alex Williamson [this message]
2021-04-06 19:37 ` Alex Williamson
2021-02-08 9:22 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for vfio/pci: Add support for opregion v2.0+ (rev3) Patchwork
2021-02-08 9:52 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2021-03-02 6:49 ` [Intel-gfx] ✗ Fi.CI.BAT: failure for vfio/pci: Add support for opregion v2.0+ (rev4) Patchwork
2021-03-02 12:47 ` Gao, Fred
2021-03-02 6:55 ` [Intel-gfx] ✓ Fi.CI.IGT: success " Patchwork
2021-03-02 17:09 ` [Intel-gfx] ✓ Fi.CI.BAT: " Patchwork
2021-03-25 21:05 ` [Intel-gfx] ✗ Fi.CI.DOCS: warning for vfio/pci: Add support for opregion v2.0+ (rev5) Patchwork
2021-03-29 7:12 ` Gao, Fred
2021-03-29 7:12 ` Zhenyu Wang
2021-03-29 16:19 ` Vudum, Lakshminarayana
2021-03-29 16:22 ` Gao, Fred
2021-03-29 16:35 ` Vudum, Lakshminarayana
2021-03-25 21:31 ` [Intel-gfx] ✗ Fi.CI.BAT: failure " Patchwork
2021-03-29 15:51 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2021-03-29 18:35 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
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