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envelope-from=Ruili.Ji@amd.com; helo=NAM10-DM6-obe.outbound.protection.outlook.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HTML_MESSAGE=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1663038489897100001 --_000_BL1PR12MB5993DC46EDF5D01ED20E2E179B479BL1PR12MB5993namp_ Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" [AMD Official Use Only - General] Hi Paul, Could you help to review this patch? Thanks From: Ji, Ruili Sent: 2022=E5=B9=B49=E6=9C=887=E6=97=A5 9:04 To: 'Paul Durrant' ; 'qemu-devel@nongnu.org' Cc: Liu, Aaron ; 'xen-devel@lists.xenproject.org' Subject: RE: [PATCH] hw/xen: set pci Atomic Ops requests for passthrough de= vice FYI From: Ji, Ruili Sent: 2022=E5=B9=B49=E6=9C=886=E6=97=A5 15:40 To: qemu-devel@nongnu.org Cc: Liu, Aaron > Subject: [PATCH] hw/xen: set pci Atomic Ops requests for passthrough device From c54e0714a1e1cac7dc416bd843b9ec7162bcfc47 Mon Sep 17 00:00:00 2001 From: Ruili Ji ruili.ji@amd.com Date: Tue, 6 Sep 2022 14:09:41 +0800 Subject: [PATCH] hw/xen: set pci Atomic Ops requests for passthrough device Make guest os access pci device control 2 reg for passthrough device as struct XenPTRegInfo described in the file hw/xen/xen_pt.h. /* reg read only field mask (ON:RO/ROS, OFF:other) */ uint32_t ro_mask; /* reg emulate field mask (ON:emu, OFF:passthrough) */ uint32_t emu_mask; Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1196 Signed-off-by: Aaron.Liu@amd.com Signed-off-by: ruili.ji@amd.com --- hw/xen/xen_pt_config_init.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/xen/xen_pt_config_init.c b/hw/xen/xen_pt_config_init.c index c5c4e943a8..adc565a00a 100644 --- a/hw/xen/xen_pt_config_init.c +++ b/hw/xen/xen_pt_config_init.c @@ -985,8 +985,8 @@ static XenPTRegInfo xen_pt_emu_reg_pcie[] =3D { .offset =3D 0x28, .size =3D 2, .init_val =3D 0x0000, - .ro_mask =3D 0xFFE0, - .emu_mask =3D 0xFFFF, + .ro_mask =3D 0xFFA0, + .emu_mask =3D 0xFFBF, .init =3D xen_pt_devctrl2_reg_init, .u.w.read =3D xen_pt_word_reg_read, .u.w.write =3D xen_pt_word_reg_write, -- 2.34.1 --_000_BL1PR12MB5993DC46EDF5D01ED20E2E179B479BL1PR12MB5993namp_ Content-Type: text/html; charset="iso-2022-jp" Content-Transfer-Encoding: quoted-printable

[AMD Official Use Only - General]


Hi Paul,<= br>
Could you help to review this patch?

Thanks

From: Ji, Ruili
Sent: 2022=1B$BG/=1B(B9=1B$B7n=1B(B7=1B$BF|=1B(B 9= :04
To: 'Paul Durrant' <paul@xen.org>; 'qemu-devel@nongnu.org' <= ;qemu-devel@nongnu.org>
Cc: Liu, Aaron <Aaron.Liu@amd.com>; 'xen-devel@lists.xenprojec= t.org' <xen-devel@lists.xenproject.org>
Subject: RE: [PATCH] hw/xen: set pci Atomic Ops requests for passthr= ough device

 

FYI

 

From: Ji, Ruili
Sent: 2022=1B$BG/=1B(B9=1B$B7n=1B(B6=1B$BF|=1B(B 15:40
To: qemu-devel@nongnu.org
Cc: Liu, Aaron <Aaron.Liu@am= d.com>
Subject: [PATCH] hw/xen: set pci Atomic Ops requests for passthrough= device

 

From c54e0714a1e1cac7dc416bd843b9ec7162bcfc47 Mon Se= p 17 00:00:00 2001

From: Ruili Ji r= uili.ji@amd.com

Date: Tue, 6 Sep 2022 14:09:41 +0800

Subject: [PATCH] hw/xen: set pci Atomic Ops requests= for passthrough device

 

Make guest os access pci device control 2 reg for pa= ssthrough device

as struct XenPTRegInfo described in the file hw/xen/= xen_pt.h.

/* reg read only field mask (ON:RO/ROS, OFF:other) *= /

uint32_t ro_mask;

/* reg emulate field mask (ON:emu, OFF:passthrough) = */

uint32_t emu_mask;

 

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1196

Signed-off-by: = Aaron.Liu@amd.com

Signed-off-by: r= uili.ji@amd.com

---

hw/xen/xen_pt_config_init.c | 4 ++--

1 file changed, 2 insertions(+), 2 deletions(-)=

 

diff --git a/hw/xen/xen_pt_config_init.c b/hw/xen/xe= n_pt_config_init.c

index c5c4e943a8..adc565a00a 100644

--- a/hw/xen/xen_pt_config_init.c

+++ b/hw/xen/xen_pt_config_init.c

@@ -985,8 +985,8 @@ static XenPTRegInfo xen_pt_emu_r= eg_pcie[] =3D {

         .of= fset     =3D 0x28,

         .si= ze       =3D 2,

         .in= it_val   =3D 0x0000,

-        .ro_mask=     =3D 0xFFE0,

-        .emu_mas= k   =3D 0xFFFF,

+        .ro_mask=     =3D 0xFFA0,

+        .emu_mas= k   =3D 0xFFBF,

         .in= it       =3D xen_pt_devctrl2_reg_init,

         .u.= w.read   =3D xen_pt_word_reg_read,

         .u.= w.write  =3D xen_pt_word_reg_write,

--

2.34.1

 

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