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iris: Allow userptr on 1D and 2D images

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Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15779>
This commit is contained in:
Jason Ekstrand 2022-04-06 14:22:43 -05:00 • committed by Marge Bot
parent 5fd2f462fb
commit e81f3edf76
1 changed files with 19 additions and 2 deletions
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21
src/gallium/drivers/iris/iris_resource.c
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@ -1175,7 +1175,24 @@ iris_resource_from_user_memory(struct pipe_screen *pscreen,
if (!res) if (!res)
return NULL; return NULL;
assert(templ->target == PIPE_BUFFER); assert(templ->target == PIPE_BUFFER ||
templ->target == PIPE_TEXTURE_1D ||
templ->target == PIPE_TEXTURE_2D);
size_t res_size = templ->width0;
if (templ->target != PIPE_BUFFER) {
const uint32_t row_pitch_B =
templ->width0 * util_format_get_blocksize(templ->format);
res_size = templ->height0 * row_pitch_B;
if (!iris_resource_configure_main(screen, res, templ,
DRM_FORMAT_MOD_LINEAR,
row_pitch_B)) {
iris_resource_destroy(pscreen, &res->base.b);
return NULL;
}
assert(res->surf.size_B <= res_size);
}
/* The userptr ioctl only works on whole pages. Because we know that /* The userptr ioctl only works on whole pages. Because we know that
* things will exist in memory at a page granularity, we can expand the * things will exist in memory at a page granularity, we can expand the
@ -1187,7 +1204,7 @@ iris_resource_from_user_memory(struct pipe_screen *pscreen,
assert(util_is_power_of_two_nonzero(page_size)); assert(util_is_power_of_two_nonzero(page_size));
size_t offset = (uintptr_t)user_memory & (page_size - 1); size_t offset = (uintptr_t)user_memory & (page_size - 1);
void *mem_start = (char *)user_memory - offset; void *mem_start = (char *)user_memory - offset;
size_t mem_size = offset + templ->width0; size_t mem_size = offset + res_size;
mem_size = ALIGN_NPOT(mem_size, page_size); mem_size = ALIGN_NPOT(mem_size, page_size);
res->internal_format = templ->format; res->internal_format = templ->format;