libxl: extend IGD check

[PATCH] libxl: extend IGD check

Marek Marczykowski-Górecki posted 1 patch 3 weeks, 6 days ago

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git fetch https://gitlab.com/xen-project/patchew/xen tags/patchew/20241129010026.2869818-1-marmarek@invisiblethingslab.com

tools/libs/light/libxl_pci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

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[PATCH] libxl: extend IGD check

Posted by Marek Marczykowski-Górecki 3 weeks, 6 days ago

Consider also "Display controller" an IGD, not only "VGA compatible
controller". Specifically, IGD on Raptor Lake has 0x038000 class, not
0x030000.

Signed-off-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
---
 tools/libs/light/libxl_pci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/libs/light/libxl_pci.c b/tools/libs/light/libxl_pci.c
index 35e3e1360423..5be9b8239567 100644
--- a/tools/libs/light/libxl_pci.c
+++ b/tools/libs/light/libxl_pci.c
@@ -635,7 +635,7 @@ bool libxl__is_igd_vga_passthru(libxl__gc *gc,
 
         if (sysfs_dev_get_class(gc, pci, &class))
             continue;
-        if (class == 0x030000)
+        if (class == 0x030000 || class == 0x038000)
             return true;
     }
 
-- 
2.46.0

Re: [PATCH] libxl: extend IGD check

Posted by Anthony PERARD 3 weeks, 5 days ago

On Fri, Nov 29, 2024 at 02:00:10AM +0100, Marek Marczykowski-Górecki wrote:
> Consider also "Display controller" an IGD, not only "VGA compatible
> controller". Specifically, IGD on Raptor Lake has 0x038000 class, not
> 0x030000.
> 
> Signed-off-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>

Acked-by: Anthony PERARD <anthony.perard@vates.tech>

Thanks,

-- 

Anthony Perard | Vates XCP-ng Developer

XCP-ng & Xen Orchestra - Vates solutions

web: https://vates.tech