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[英雄帖] Intel xe 内核模块适配 16K 内核页 #46

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MingcongBai opened this issue Mar 4, 2024 · 1 comment
Open

[英雄帖] Intel xe 内核模块适配 16K 内核页 #46

MingcongBai opened this issue Mar 4, 2024 · 1 comment
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AREA: Graphics AREA: Kernel 英雄帖 Volunteers welcome!

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@MingcongBai
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6.8 内核并入了 xe 模块，也许可以在龙上用起 Intel 显卡，解锁一把影音生产力。不过初步测试发现这个驱动是没有正确适配非 4K 页面的，这个问题已经在上游报告：

https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/1310

此外社区的 @FanFansfan 也提供了如下一个 WIP 补丁，但似乎完成度不高

FanFansfan/loongson-linux@22817c5
@MingcongBai MingcongBai changed the title Intel xe 内核模块适配 16K 内核页 [英雄帖] Intel xe 内核模块适配 16K 内核页 Mar 4, 2024
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https://github.com/FanFansfan/loongson-linux/commits/loongarch-next-6.8-rc8/
https://gitlab.freedesktop.org/shangyatsen/mesa/-/tree/loongarch
Screenshot_2024-03-11_00-29-06
内核应用补丁之后，mesa改下PAGE_SIZE定义就能把glxgears跑起来了。

MingcongBai added a commit to AOSC-Dev/aosc-os-abbs that referenced this issue Mar 11, 2024
@MingcongBai
linux-kernel: (loongarch64) introduce an experimental patch to fix dr…
8260f6a 
…m/xe

Ref: loongson-community/discussions#46
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@xen0n @MingcongBai @FanFansfan