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llvmpipe: add resource get param support. 

This implements this resource get param callback and uses it
to return image information for lavapipe.

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6639>
This commit is contained in:
Dave Airlie 2020-09-08 09:01:45 +10:00 committed by Marge Bot
parent ae17e1fdbc
commit 2dcc9c7f54
1 changed files with 39 additions and 0 deletions
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39
src/gallium/drivers/llvmpipe/lp_texture.c
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@ -896,6 +896,44 @@ llvmpipe_get_resource_info(struct pipe_screen *screen,
*offset = 0;
}
static bool
llvmpipe_resource_get_param(struct pipe_screen *screen,
struct pipe_context *context,
struct pipe_resource *resource,
unsigned plane,
unsigned layer,
unsigned level,
enum pipe_resource_param param,
unsigned handle_usage,
uint64_t *value)
{
struct llvmpipe_resource *lpr = llvmpipe_resource(resource);
switch (param) {
case PIPE_RESOURCE_PARAM_NPLANES:
*value = 1;
return true;
case PIPE_RESOURCE_PARAM_STRIDE:
*value = lpr->row_stride[level];
return true;
case PIPE_RESOURCE_PARAM_OFFSET:
*value = lpr->mip_offsets[level] + (lpr->img_stride[level] * layer);
return true;
case PIPE_RESOURCE_PARAM_LAYER_STRIDE:
*value = lpr->img_stride[level];
return true;
case PIPE_RESOURCE_PARAM_MODIFIER:
case PIPE_RESOURCE_PARAM_HANDLE_TYPE_SHARED:
case PIPE_RESOURCE_PARAM_HANDLE_TYPE_KMS:
case PIPE_RESOURCE_PARAM_HANDLE_TYPE_FD:
default:
break;
}
assert(0);
*value = 0;
return false;
}
void
llvmpipe_init_screen_resource_funcs(struct pipe_screen *screen)
{
@ -921,6 +959,7 @@ llvmpipe_init_screen_resource_funcs(struct pipe_screen *screen)
screen->resource_create_unbacked = llvmpipe_resource_create_unbacked;
screen->resource_get_info = llvmpipe_get_resource_info;
screen->resource_get_param = llvmpipe_resource_get_param;
screen->allocate_memory = llvmpipe_allocate_memory;
screen->free_memory = llvmpipe_free_memory;
screen->map_memory = llvmpipe_map_memory;