static int
dri2_query_renderer_integer(__DRIscreen *_screen, int param,
unsigned int *value)
{
struct dri_screen *screen = dri_screen(_screen);
switch (param) {
case __DRI2_RENDERER_VENDOR_ID:
value[0] =
(unsigned int)screen->base.screen->get_param(screen->base.screen,
PIPE_CAP_VENDOR_ID);
return 0;
case __DRI2_RENDERER_DEVICE_ID:
value[0] =
(unsigned int)screen->base.screen->get_param(screen->base.screen,
PIPE_CAP_DEVICE_ID);
return 0;
case __DRI2_RENDERER_ACCELERATED:
value[0] =
(unsigned int)screen->base.screen->get_param(screen->base.screen,
PIPE_CAP_ACCELERATED);
return 0;
case __DRI2_RENDERER_VIDEO_MEMORY:
value[0] =
(unsigned int)screen->base.screen->get_param(screen->base.screen,
PIPE_CAP_VIDEO_MEMORY);
return 0;
case __DRI2_RENDERER_UNIFIED_MEMORY_ARCHITECTURE:
value[0] =
(unsigned int)screen->base.screen->get_param(screen->base.screen,
PIPE_CAP_UMA);
return 0;
case __DRI2_RENDERER_HAS_TEXTURE_3D:
value[0] =
screen->base.screen->get_param(screen->base.screen,
PIPE_CAP_MAX_TEXTURE_3D_LEVELS) != 0;
return 0;
case __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB:
value[0] =
screen->base.screen->is_format_supported(screen->base.screen,
PIPE_FORMAT_B8G8R8A8_SRGB,
PIPE_TEXTURE_2D, 0, 0,
PIPE_BIND_RENDER_TARGET);
return 0;
case __DRI2_RENDERER_HAS_CONTEXT_PRIORITY:
value[0] =
screen->base.screen->get_param(screen->base.screen,
PIPE_CAP_CONTEXT_PRIORITY_MASK);
if (!value[0])
return -1;
return 0;
default:
return driQueryRendererIntegerCommon(_screen, param, value);
}
}
static int
i915_query_renderer_integer(__DRIscreen *psp, int param, unsigned int *value)
{
const struct intel_screen *const intelScreen =
(struct intel_screen *) psp->driverPrivate;
switch (param) {
case __DRI2_RENDERER_VENDOR_ID:
value[0] = 0x8086;
return 0;
case __DRI2_RENDERER_DEVICE_ID:
value[0] = intelScreen->deviceID;
return 0;
case __DRI2_RENDERER_ACCELERATED:
value[0] = 1;
return 0;
case __DRI2_RENDERER_VIDEO_MEMORY: {
/* Once a batch uses more than 75% of the maximum mappable size, we
* assume that there's some fragmentation, and we start doing extra
* flushing, etc. That's the big cliff apps will care about.
*/
size_t aper_size;
size_t mappable_size;
drm_intel_get_aperture_sizes(psp->fd, &mappable_size, &aper_size);
const unsigned gpu_mappable_megabytes =
(aper_size / (1024 * 1024)) * 3 / 4;
const long system_memory_pages = sysconf(_SC_PHYS_PAGES);
const long system_page_size = sysconf(_SC_PAGE_SIZE);
if (system_memory_pages <= 0 || system_page_size <= 0)
return -1;
const uint64_t system_memory_bytes = (uint64_t) system_memory_pages
* (uint64_t) system_page_size;
const unsigned system_memory_megabytes =
(unsigned) (system_memory_bytes / 1024);
value[0] = MIN2(system_memory_megabytes, gpu_mappable_megabytes);
return 0;
}
case __DRI2_RENDERER_UNIFIED_MEMORY_ARCHITECTURE:
value[0] = 1;
return 0;
case __DRI2_RENDERER_PREFERRED_PROFILE:
value[0] = (1U << __DRI_API_OPENGL);
return 0;
default:
return driQueryRendererIntegerCommon(psp, param, value);
}
return -1;
}
static int
swrast_query_renderer_integer(__DRIscreen *psp, int param,
unsigned int *value)
{
switch (param) {
case __DRI2_RENDERER_VENDOR_ID:
case __DRI2_RENDERER_DEVICE_ID:
/* Return 0xffffffff for both vendor and device id */
value[0] = 0xffffffff;
return 0;
case __DRI2_RENDERER_ACCELERATED:
value[0] = 0;
return 0;
case __DRI2_RENDERER_VIDEO_MEMORY: {
/* This should probably share code with os_get_total_physical_memory()
* from src/gallium/auxiliary/os/os_misc.c
*/
#if defined(CTL_HW) && defined(HW_MEMSIZE)
int mib[2] = { CTL_HW, HW_MEMSIZE };
unsigned long system_memory_bytes;
size_t len = sizeof(system_memory_bytes);
if (sysctl(mib, 2, &system_memory_bytes, &len, NULL, 0) != 0)
return -1;
#elif defined(_SC_PHYS_PAGES) && defined(_SC_PAGE_SIZE)
/* XXX: Do we want to return the full amount of system memory ? */
const long system_memory_pages = sysconf(_SC_PHYS_PAGES);
const long system_page_size = sysconf(_SC_PAGE_SIZE);
if (system_memory_pages <= 0 || system_page_size <= 0)
return -1;
const uint64_t system_memory_bytes = (uint64_t) system_memory_pages
* (uint64_t) system_page_size;
#else
#error "Unsupported platform"
#endif
const unsigned system_memory_megabytes =
(unsigned) (system_memory_bytes / (1024 * 1024));
value[0] = system_memory_megabytes;
return 0;
}
case __DRI2_RENDERER_UNIFIED_MEMORY_ARCHITECTURE:
/**
* XXX: Perhaps we should return 1 ?
* See issue #7 from the spec, currently UNRESOLVED.
*/
value[0] = 0;
return 0;
default:
return driQueryRendererIntegerCommon(psp, param, value);
}
}
static int
swrast_query_renderer_integer(__DRIscreen *psp, int param,
unsigned int *value)
{
switch (param) {
case __DRI2_RENDERER_VENDOR_ID:
case __DRI2_RENDERER_DEVICE_ID:
/* Return 0xffffffff for both vendor and device id */
value[0] = 0xffffffff;
return 0;
case __DRI2_RENDERER_ACCELERATED:
value[0] = 0;
return 0;
case __DRI2_RENDERER_VIDEO_MEMORY: {
/* XXX: Do we want to return the full amount of system memory ? */
const long system_memory_pages = sysconf(_SC_PHYS_PAGES);
const long system_page_size = sysconf(_SC_PAGE_SIZE);
if (system_memory_pages <= 0 || system_page_size <= 0)
return -1;
const uint64_t system_memory_bytes = (uint64_t) system_memory_pages
* (uint64_t) system_page_size;
const unsigned system_memory_megabytes =
(unsigned) (system_memory_bytes / (1024 * 1024));
value[0] = system_memory_megabytes;
return 0;
}
case __DRI2_RENDERER_UNIFIED_MEMORY_ARCHITECTURE:
/**
* XXX: Perhaps we should return 1 ?
* See issue #7 from the spec, currently UNRESOLVED.
*/
value[0] = 0;
return 0;
default:
return driQueryRendererIntegerCommon(psp, param, value);
}
}
