From 86cb418bd4e30d3a028dca2da90ef78b9112ded4 Mon Sep 17 00:00:00 2001 From: Bas Nieuwenhuizen Date: Sat, 17 Dec 2016 19:20:08 +0100 Subject: [PATCH] radv/winsys: Expose number of compute/dma rings. Signed-off-by: Bas Nieuwenhuizen Reviewed-by: Dave Airlie --- src/amd/vulkan/radv_radeon_winsys.h | 3 ++- src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys.c | 14 +++++++++++++- 2 files changed, 15 insertions(+), 2 deletions(-) diff --git a/src/amd/vulkan/radv_radeon_winsys.h b/src/amd/vulkan/radv_radeon_winsys.h index 76363a3..db7650c 100644 --- a/src/amd/vulkan/radv_radeon_winsys.h +++ b/src/amd/vulkan/radv_radeon_winsys.h @@ -89,8 +89,9 @@ struct radeon_info { bool has_dedicated_vram; bool has_virtual_memory; bool gfx_ib_pad_with_type2; - bool has_sdma; bool has_uvd; + uint32_t sdma_rings; + uint32_t compute_rings; uint32_t vce_fw_version; uint32_t vce_harvest_config; uint32_t clock_crystal_freq; diff --git a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys.c b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys.c index b2e171a..1ae78ac 100644 --- a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys.c +++ b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys.c @@ -118,6 +118,7 @@ do_winsys_init(struct radv_amdgpu_winsys *ws, int fd) struct amdgpu_buffer_size_alignments alignment_info = {}; struct amdgpu_heap_info vram, visible_vram, gtt; struct drm_amdgpu_info_hw_ip dma = {}; + struct drm_amdgpu_info_hw_ip compute = {}; drmDevicePtr devinfo; int r; int i, j; @@ -170,6 +171,12 @@ do_winsys_init(struct radv_amdgpu_winsys *ws, int fd) fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(dma) failed.\n"); goto fail; } + + r = amdgpu_query_hw_ip_info(ws->dev, AMDGPU_HW_IP_COMPUTE, 0, &compute); + if (r) { + fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(compute) failed.\n"); + goto fail; + } ws->info.pci_id = ws->amdinfo.asic_id; /* TODO: is this correct? */ ws->info.vce_harvest_config = ws->amdinfo.vce_harvest_config; @@ -273,6 +280,10 @@ do_winsys_init(struct radv_amdgpu_winsys *ws, int fd) fprintf(stderr, "amdgpu: Cannot create addrlib.\n"); goto fail; } + + assert(util_is_power_of_two(dma.available_rings + 1)); + assert(util_is_power_of_two(compute.available_rings + 1)); + /* Set hardware information. */ ws->info.name = get_chip_name(ws->info.family); ws->info.gart_size = gtt.heap_size; @@ -290,7 +301,8 @@ do_winsys_init(struct radv_amdgpu_winsys *ws, int fd) ws->info.num_tile_pipes = radv_cik_get_num_tile_pipes(&ws->amdinfo); ws->info.pipe_interleave_bytes = 256 << ((ws->amdinfo.gb_addr_cfg >> 4) & 0x7); ws->info.has_virtual_memory = TRUE; - ws->info.has_sdma = dma.available_rings != 0; + ws->info.sdma_rings = util_bitcount(dma.available_rings); + ws->info.compute_rings = util_bitcount(compute.available_rings); /* Get the number of good compute units. */ ws->info.num_good_compute_units = 0; -- 2.7.4