git: drm - Update to Linux 4.20.17

[karthik holla]

I have tried with both modesetting and intel drivers but the hardware
acceleration does not work.
But with the intel driver in xorg config

> Section "Device"
>      Identifier      "Card0"
>      Driver          "intel"
>      Option "AccelMethod" "sna"
> EndSection
>

 produces an error message with the iris drivers.

glxinfo | grep render
>    libGL error: MESA-LOADER: failed to open iris: Cannot open
> "/usr/local/lib/dri/iris_dri.so" (search paths /usr/local/lib/dri, suffix
> _dri)
>    libGL error: failed to load driver: iris
>    direct rendering: Yes

   GLX_MESA_query_renderer, GLX_MESA_swap_control, GLX_NV_float_buffer,
>
   GLX_MESA_query_renderer, GLX_OML_swap_method, GLX_SGIS_multisample,

   Extended renderer info (GLX_MESA_query_renderer):

   OpenGL renderer string: Software Rasterizer

   GL_MESA_ycbcr_texture, GL_NV_blend_square, GL_NV_conditional_render,

   GL_NV_conditional_render, GL_NV_draw_buffers,
> GL_NV_fbo_color_attachments,

   GL_OES_element_index_uint, GL_OES_fbo_render_mipmap,


> How do you start xorg?
I start xorg with startx

Thanks
Karthik


On Fri, Jun 27, 2025 at 8:33 PM Sergey Zigachev <s.zi at outlook.com> wrote:

> > I have rebuilt xorg-server and xf86-video-intel using the above patch
> > but the hardware acceleration does not work.
> >
> > This is my dmesg output
>
> I don't see any relevant errors in dmegs. How do you start xorg?
> What are the contents of xorg config?
>
> -Sergey
>
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