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llvmpipe: store a screen pointer in resource struct

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directly accessing the pipe_resource::screen pointer crashes trace,
so it's necessary to have an unwrapped pointer available if such things
are needed

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11017>
This commit is contained in:
Mike Blumenkrantz
2021-05-26 09:10:25 -04:00
committed by Marge Bot
parent 621b8788bb
commit 09019fb456
2 changed files with 11 additions and 3 deletions
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10
src/gallium/drivers/llvmpipe/lp_texture.c
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@@ -232,6 +232,7 @@ llvmpipe_resource_create_all(struct pipe_screen *_screen,
return NULL;
lpr->base = *templat;
lpr->screen = screen;
pipe_reference_init(&lpr->base.reference, 1);
lpr->base.screen = &screen->base;
@@ -454,12 +455,13 @@ llvmpipe_resource_data(struct pipe_resource *resource)
static struct pipe_resource *
llvmpipe_resource_from_handle(struct pipe_screen *screen,
llvmpipe_resource_from_handle(struct pipe_screen *_screen,
const struct pipe_resource *template,
struct winsys_handle *whandle,
unsigned usage)
{
struct sw_winsys *winsys = llvmpipe_screen(screen)->winsys;
struct llvmpipe_screen *screen = llvmpipe_screen(_screen);
struct sw_winsys *winsys = screen->winsys;
struct llvmpipe_resource *lpr;
/* XXX Seems like from_handled depth textures doesn't work that well */
@@ -470,8 +472,9 @@ llvmpipe_resource_from_handle(struct pipe_screen *screen,
}
lpr->base = *template;
lpr->screen = screen;
pipe_reference_init(&lpr->base.reference, 1);
lpr->base.screen = screen;
lpr->base.screen = _screen;
/*
* Looks like unaligned displaytargets work just fine,
@@ -733,6 +736,7 @@ llvmpipe_user_buffer_create(struct pipe_screen *screen,
if (!buffer)
return NULL;
buffer->screen = llvmpipe_screen(screen);
pipe_reference_init(&buffer->base.reference, 1);
buffer->base.screen = screen;
buffer->base.format = PIPE_FORMAT_R8_UNORM; /* ?? */

4
src/gallium/drivers/llvmpipe/lp_texture.h
View File

@@ -45,6 +45,7 @@ enum lp_texture_usage
struct pipe_context;
struct pipe_screen;
struct llvmpipe_context;
struct llvmpipe_screen;
struct sw_displaytarget;
@@ -60,6 +61,9 @@ struct llvmpipe_resource
{
struct pipe_resource base;
/** an extra screen pointer to avoid crashing in driver trace */
struct llvmpipe_screen *screen;
/** Row stride in bytes */
unsigned row_stride[LP_MAX_TEXTURE_LEVELS];
/** Image stride (for cube maps, array or 3D textures) in bytes */