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anv: implement VK_EXT_physical_device_drm 

v2: add docs
    update error messages (Sagar)

v3: Use fstat() (Jason)

v4: Do fstat() on demand (Jason)

v5: clear major/minor values if not present (Jason)

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Sagar Ghuge <sagar.ghuge@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8649>
This commit is contained in:
Lionel Landwerlin 2021-01-22 12:38:41 +02:00 committed by Marge Bot
parent 6a2e3d2736
commit e9e1e0362b
2 changed files with 29 additions and 0 deletions
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1
docs/features.txt
View File

@ -533,6 +533,7 @@ Khronos extensions that are not part of any Vulkan version:
VK_EXT_memory_budget DONE (anv, radv, tu)
VK_EXT_memory_priority DONE (radv)
VK_EXT_pci_bus_info DONE (anv, radv)
VK_EXT_physical_device_drm DONE (anv)
VK_EXT_pipeline_creation_cache_control DONE (anv, radv)
VK_EXT_pipeline_creation_feedback DONE (anv, radv)
VK_EXT_post_depth_coverage DONE (anv/gfx10+, lvp, radv)

28
src/intel/vulkan/anv_device.c
View File

@ -24,7 +24,9 @@
#include <assert.h>
#include <stdbool.h>
#include <string.h>
#include <sys/sysmacros.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <unistd.h>
#include <fcntl.h>
#include "drm-uapi/drm_fourcc.h"
@ -281,6 +283,7 @@ get_device_extensions(const struct anv_physical_device *device,
.EXT_line_rasterization = true,
.EXT_memory_budget = device->has_mem_available,
.EXT_pci_bus_info = true,
.EXT_physical_device_drm = true,
.EXT_pipeline_creation_cache_control = true,
.EXT_pipeline_creation_feedback = true,
.EXT_post_depth_coverage = device->info.ver >= 9,
@ -2248,6 +2251,31 @@ void anv_GetPhysicalDeviceProperties2(
break;
}
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DRM_PROPERTIES_EXT: {
VkPhysicalDeviceDrmPropertiesEXT *props =
(VkPhysicalDeviceDrmPropertiesEXT *)ext;
struct stat st;
props->hasPrimary = fstat(pdevice->master_fd, &st) == 0;
if (props->hasPrimary) {
props->primaryMajor = (int64_t) major(st.st_rdev);
props->primaryMinor = (int64_t) minor(st.st_rdev);
} else {
props->primaryMajor = 0;
props->primaryMinor = 0;
}
props->hasRender = fstat(pdevice->local_fd, &st) == 0;
if (props->hasRender) {
props->renderMajor = (int64_t) major(st.st_rdev);
props->renderMinor = (int64_t) minor(st.st_rdev);
} else {
props->renderMajor = 0;
props->renderMinor = 0;
}
break;
}
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_EXTERNAL_MEMORY_HOST_PROPERTIES_EXT: {
VkPhysicalDeviceExternalMemoryHostPropertiesEXT *props =
(VkPhysicalDeviceExternalMemoryHostPropertiesEXT *) ext;