Hi,

I have sent out a patch to introduce the capability in question as well as 
reducing it for etnaviv.
Can you test this one if that really helps for your failure and may be review 
the patch?

Thanks and best
Mathias

On Friday, 31 August 2018 12:40:01 CEST Guido Günther wrote:
> Hi,
> I'm looking into forward porting laanwj's patches for GC7000 support to
> current mesa master. Luckily most of it already got merged last November
> with mostly only the texture descriptor support missing(
> https://github.com/laanwj/mesa/commit/b71802207432543745dff471c68fbc40495b4858)
> 
> Putting this on current master leads to this assertion in mesa when running 
> kmscube like:
> 
>     kmscube: ../src/gallium/drivers/etnaviv/etnaviv_state.c:536: 
> etna_vertex_elements_state_create: Assertion `element_size != 0 && end_offset 
> <= 256' failed.
> 
> Printing the value there gives:
> 
>     etna_vertex_elements_state_create:535: size: 12, offset: 0, end_offset: 12
>     etna_vertex_elements_state_create:535: size: 12, offset: 576, end_offset: 
> 588
> 
> And the bt is:
> 
>        Stack trace of thread 2158:
>        #0  0x0000ffffa93427c0 raise (libc.so.6)
>        #1  0x0000ffffa934274c raise (libc.so.6)
>        #2  0x0000ffffa9343bac abort (libc.so.6)
>        #3  0x0000ffffa933bd2c n/a (libc.so.6)
>        #4  0x0000ffffa933bdac __assert_fail (libc.so.6)
>        #5  0x0000ffffa8de468c etna_vertex_elements_state_create 
> (imx-drm_dri.so)
>        #6  0x0000ffffa8757178 u_vbuf_set_vertex_elements_internal 
> (imx-drm_dri.so)
>        #7  0x0000ffffa875726c u_vbuf_set_vertex_elements (imx-drm_dri.so)
>        #8  0x0000ffffa8711bcc cso_set_vertex_elements (imx-drm_dri.so)
>        #9  0x0000ffffa8b28760 set_vertex_attribs (imx-drm_dri.so)
>        #10 0x0000ffffa8b28c9c st_update_array (imx-drm_dri.so)
>        #11 0x0000ffffa8ad4e44 st_validate_state (imx-drm_dri.so)
>        #12 0x0000ffffa8a1e410 prepare_draw (imx-drm_dri.so)
>        #13 0x0000ffffa8a1e488 st_draw_vbo (imx-drm_dri.so)
>        #14 0x0000ffffa8a0ea9c vbo_draw_arrays (imx-drm_dri.so)
>        #15 0x0000ffffa8a0f408 vbo_exec_DrawArrays (imx-drm_dri.so)
>        #16 0x0000ffffa953f7e0 glDrawArrays (libGLESv2.so.2)
>        #17 0x0000aaaad7e62ea0 draw_cube_smooth (kmscube)
>        #18 0x0000aaaad7e64160 atomic_run (kmscube)
>        #19 0x0000ffffa93306e0 __libc_start_main (libc.so.6)
>        #20 0x0000aaaad7e621fc $x (kmscube)
>        #21 0x0000aaaad7e621fc $x (kmscube)
> 
> I've traced this back to this commit:
> 
>     19a91841c347107d877bc750371c5fa4e9b4de19 is the first bad commit
>     commit 19a91841c347107d877bc750371c5fa4e9b4de19
>     Author: Mathias Fröhlich <mathias.froehl...@web.de>
>     Date:   Sun Apr 1 20:18:36 2018 +0200
> 
>         st/mesa: Use Array._DrawVAO in st_atom_array.c.
> 
>         Finally make use of the binding information in the VAO when
>         setting up arrays for draw.
> 
>         v2: Emit less relocations also for interleaved userspace arrays.
> 
>         Reviewed-by: Brian Paul <bri...@vmware.com>
>         Signed-off-by: Mathias Fröhlich <mathias.froehl...@web.de>
> 
> And indeed commits prior to that one work as expected. Any hints what
> would be the right fix to not trigger the assert?
> 
> Cheers,
>  -- Guido
> _______________________________________________
> mesa-dev mailing list
> mesa-dev@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/mesa-dev
> 




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