[Mesa-dev] [PATCH] ac: add radeon_info::is_amdgpu instead of checking drm_major == 3

Marek Olšák maraeo at gmail.com
Wed Jun 12 21:31:16 UTC 2019


From: Marek Olšák <marek.olsak at amd.com>

and clean up
---
 src/amd/common/ac_gpu_info.c                  | 13 ++++--
 src/amd/common/ac_gpu_info.h                  |  1 +
 src/amd/vulkan/radv_debug.c                   |  5 +-
 src/gallium/drivers/r600/r600_buffer_common.c |  6 +--
 src/gallium/drivers/r600/r600_pipe.c          |  2 +-
 src/gallium/drivers/r600/r600_pipe_common.c   | 46 ++-----------------
 src/gallium/drivers/r600/r600_query.c         |  2 +-
 src/gallium/drivers/r600/r600_texture.c       |  2 +-
 src/gallium/drivers/r600/radeon_uvd.c         |  3 +-
 src/gallium/drivers/r600/radeon_vce.c         |  5 +-
 src/gallium/drivers/radeon/radeon_uvd.c       |  2 +-
 src/gallium/drivers/radeon/radeon_vce.c       |  6 +--
 src/gallium/drivers/radeonsi/si_buffer.c      |  2 +-
 src/gallium/drivers/radeonsi/si_debug.c       |  2 +-
 src/gallium/drivers/radeonsi/si_get.c         |  4 +-
 src/gallium/drivers/radeonsi/si_pipe.c        |  4 +-
 src/gallium/drivers/radeonsi/si_query.c       |  2 +-
 src/gallium/drivers/radeonsi/si_state.c       |  2 +-
 .../winsys/radeon/drm/radeon_drm_winsys.c     |  1 +
 19 files changed, 33 insertions(+), 77 deletions(-)

diff --git a/src/amd/common/ac_gpu_info.c b/src/amd/common/ac_gpu_info.c
index 13fba8df047..4de6882f15e 100644
--- a/src/amd/common/ac_gpu_info.c
+++ b/src/amd/common/ac_gpu_info.c
@@ -110,20 +110,23 @@ bool ac_query_gpu_info(int fd, amdgpu_device_handle dev,
 	if (r) {
 		fprintf(stderr, "amdgpu: drmGetDevice2 failed.\n");
 		return false;
 	}
 	info->pci_domain = devinfo->businfo.pci->domain;
 	info->pci_bus = devinfo->businfo.pci->bus;
 	info->pci_dev = devinfo->businfo.pci->dev;
 	info->pci_func = devinfo->businfo.pci->func;
 	drmFreeDevice(&devinfo);
 
+	assert(info->drm_major == 3);
+	info->is_amdgpu = true;
+
 	/* Query hardware and driver information. */
 	r = amdgpu_query_gpu_info(dev, amdinfo);
 	if (r) {
 		fprintf(stderr, "amdgpu: amdgpu_query_gpu_info failed.\n");
 		return false;
 	}
 
 	r = amdgpu_query_info(dev, AMDGPU_INFO_DEV_INFO, sizeof(device_info),
 			      &device_info);
 	if (r) {
@@ -154,45 +157,45 @@ bool ac_query_gpu_info(int fd, amdgpu_device_handle dev,
 		fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(compute) failed.\n");
 		return false;
 	}
 
 	r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_UVD, 0, &uvd);
 	if (r) {
 		fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(uvd) failed.\n");
 		return false;
 	}
 
-	if (info->drm_major == 3 && info->drm_minor >= 17) {
+	if (info->drm_minor >= 17) {
 		r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_UVD_ENC, 0, &uvd_enc);
 		if (r) {
 			fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(uvd_enc) failed.\n");
 			return false;
 		}
 	}
 
-	if (info->drm_major == 3 && info->drm_minor >= 17) {
+	if (info->drm_minor >= 17) {
 		r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_VCN_DEC, 0, &vcn_dec);
 		if (r) {
 			fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(vcn_dec) failed.\n");
 			return false;
 		}
 	}
 
-	if (info->drm_major == 3 && info->drm_minor >= 17) {
+	if (info->drm_minor >= 17) {
 		r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_VCN_ENC, 0, &vcn_enc);
 		if (r) {
 			fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(vcn_enc) failed.\n");
 			return false;
 		}
 	}
 
-	if (info->drm_major == 3 && info->drm_minor >= 27) {
+	if (info->drm_minor >= 27) {
 		r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_VCN_JPEG, 0, &vcn_jpeg);
 		if (r) {
 			fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(vcn_jpeg) failed.\n");
 			return false;
 		}
 	}
 
 	r = amdgpu_query_firmware_version(dev, AMDGPU_INFO_FW_GFX_ME, 0, 0,
 					&info->me_fw_version,
 					&info->me_fw_feature);
@@ -737,21 +740,21 @@ ac_get_raster_config(struct radeon_info *info,
 		fprintf(stderr,
 			"ac: Unknown GPU, using 0 for raster_config\n");
 		raster_config = 0x00000000;
 		raster_config_1 = 0x00000000;
 		break;
 	}
 
 	/* drm/radeon on Kaveri is buggy, so disable 1 RB to work around it.
 	 * This decreases performance by up to 50% when the RB is the bottleneck.
 	 */
-	if (info->family == CHIP_KAVERI && info->drm_major == 2)
+	if (info->family == CHIP_KAVERI && !info->is_amdgpu)
 		raster_config = 0x00000000;
 
 	/* Fiji: Old kernels have incorrect tiling config. This decreases
 	 * RB performance by 25%. (it disables 1 RB in the second packer)
 	 */
 	if (info->family == CHIP_FIJI &&
 	    info->cik_macrotile_mode_array[0] == 0x000000e8) {
 		raster_config = 0x16000012;
 		raster_config_1 = 0x0000002a;
 	}
diff --git a/src/amd/common/ac_gpu_info.h b/src/amd/common/ac_gpu_info.h
index 2adc0e12f1b..2c67cec3ed5 100644
--- a/src/amd/common/ac_gpu_info.h
+++ b/src/amd/common/ac_gpu_info.h
@@ -92,20 +92,21 @@ struct radeon_info {
 	bool                        has_hw_decode;
 	bool                        uvd_enc_supported;
 	uint32_t                    uvd_fw_version;
 	uint32_t                    vce_fw_version;
 	uint32_t                    vce_harvest_config;
 
 	/* Kernel & winsys capabilities. */
 	uint32_t                    drm_major; /* version */
 	uint32_t                    drm_minor;
 	uint32_t                    drm_patchlevel;
+	bool                        is_amdgpu;
 	bool                        has_userptr;
 	bool                        has_syncobj;
 	bool                        has_syncobj_wait_for_submit;
 	bool                        has_fence_to_handle;
 	bool                        has_ctx_priority;
 	bool                        has_local_buffers;
 	bool                        kernel_flushes_hdp_before_ib;
 	bool                        htile_cmask_support_1d_tiling;
 	bool                        si_TA_CS_BC_BASE_ADDR_allowed;
 	bool                        has_bo_metadata;
diff --git a/src/amd/vulkan/radv_debug.c b/src/amd/vulkan/radv_debug.c
index 2177cda0f4a..80d15599123 100644
--- a/src/amd/vulkan/radv_debug.c
+++ b/src/amd/vulkan/radv_debug.c
@@ -104,28 +104,25 @@ radv_dump_mmapped_reg(struct radv_device *device, FILE *f, unsigned offset)
 	if (ws->read_registers(ws, offset, 1, &value))
 		ac_dump_reg(f, device->physical_device->rad_info.chip_class,
 			    offset, value, ~0);
 }
 
 static void
 radv_dump_debug_registers(struct radv_device *device, FILE *f)
 {
 	struct radeon_info *info = &device->physical_device->rad_info;
 
-	if (info->drm_major == 2 && info->drm_minor < 42)
-		return; /* no radeon support */
-
 	fprintf(f, "Memory-mapped registers:\n");
 	radv_dump_mmapped_reg(device, f, R_008010_GRBM_STATUS);
 
 	/* No other registers can be read on DRM < 3.1.0. */
-	if (info->drm_major < 3 || info->drm_minor < 1) {
+	if (info->drm_minor < 1) {
 		fprintf(f, "\n");
 		return;
 	}
 
 	radv_dump_mmapped_reg(device, f, R_008008_GRBM_STATUS2);
 	radv_dump_mmapped_reg(device, f, R_008014_GRBM_STATUS_SE0);
 	radv_dump_mmapped_reg(device, f, R_008018_GRBM_STATUS_SE1);
 	radv_dump_mmapped_reg(device, f, R_008038_GRBM_STATUS_SE2);
 	radv_dump_mmapped_reg(device, f, R_00803C_GRBM_STATUS_SE3);
 	radv_dump_mmapped_reg(device, f, R_00D034_SDMA0_STATUS_REG);
diff --git a/src/gallium/drivers/r600/r600_buffer_common.c b/src/gallium/drivers/r600/r600_buffer_common.c
index 17a8c3a596f..047394a5297 100644
--- a/src/gallium/drivers/r600/r600_buffer_common.c
+++ b/src/gallium/drivers/r600/r600_buffer_common.c
@@ -119,22 +119,21 @@ void r600_init_resource_fields(struct r600_common_screen *rscreen,
 		/* fall through */
 	case PIPE_USAGE_STAGING:
 		/* Transfers are likely to occur more often with these
 		 * resources. */
 		res->domains = RADEON_DOMAIN_GTT;
 		break;
 	case PIPE_USAGE_DYNAMIC:
 		/* Older kernels didn't always flush the HDP cache before
 		 * CS execution
 		 */
-		if (rscreen->info.drm_major == 2 &&
-		    rscreen->info.drm_minor < 40) {
+		if (rscreen->info.drm_minor < 40) {
 			res->domains = RADEON_DOMAIN_GTT;
 			res->flags |= RADEON_FLAG_GTT_WC;
 			break;
 		}
 		/* fall through */
 	case PIPE_USAGE_DEFAULT:
 	case PIPE_USAGE_IMMUTABLE:
 	default:
 		/* Not listing GTT here improves performance in some
 		 * apps. */
@@ -147,22 +146,21 @@ void r600_init_resource_fields(struct r600_common_screen *rscreen,
 	    res->b.b.flags & (PIPE_RESOURCE_FLAG_MAP_PERSISTENT |
 			      PIPE_RESOURCE_FLAG_MAP_COHERENT)) {
 		/* Use GTT for all persistent mappings with older
 		 * kernels, because they didn't always flush the HDP
 		 * cache before CS execution.
 		 *
 		 * Write-combined CPU mappings are fine, the kernel
 		 * ensures all CPU writes finish before the GPU
 		 * executes a command stream.
 		 */
-		if (rscreen->info.drm_major == 2 &&
-		    rscreen->info.drm_minor < 40)
+		if (rscreen->info.drm_minor < 40)
 			res->domains = RADEON_DOMAIN_GTT;
 	}
 
 	/* Tiled textures are unmappable. Always put them in VRAM. */
 	if ((res->b.b.target != PIPE_BUFFER && !rtex->surface.is_linear) ||
 	    res->flags & R600_RESOURCE_FLAG_UNMAPPABLE) {
 		res->domains = RADEON_DOMAIN_VRAM;
 		res->flags |= RADEON_FLAG_NO_CPU_ACCESS |
 			 RADEON_FLAG_GTT_WC;
 	}
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 1aa673c0a53..2a14aa05ca5 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -315,21 +315,21 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX:
 	case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
 	case PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR:
 		return 1;
 
 	case PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET:
 		/* Optimal number for good TexSubImage performance on Polaris10. */
 		return 64 * 1024 * 1024;
 
 	case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
-		return rscreen->b.info.drm_major == 2 && rscreen->b.info.drm_minor >= 43;
+		return rscreen->b.info.drm_minor >= 43;
 
 	case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
 		return !R600_BIG_ENDIAN && rscreen->b.info.has_userptr;
 
 	case PIPE_CAP_COMPUTE:
 		return rscreen->b.chip_class > R700;
 
 	case PIPE_CAP_TGSI_TEXCOORD:
 		return 0;
 
diff --git a/src/gallium/drivers/r600/r600_pipe_common.c b/src/gallium/drivers/r600/r600_pipe_common.c
index 5177ff4e1c6..566c63cc4d8 100644
--- a/src/gallium/drivers/r600/r600_pipe_common.c
+++ b/src/gallium/drivers/r600/r600_pipe_common.c
@@ -338,62 +338,26 @@ void r600_postflush_resume_features(struct r600_common_context *ctx)
 	if (ctx->streamout.suspended) {
 		ctx->streamout.append_bitmask = ctx->streamout.enabled_mask;
 		r600_streamout_buffers_dirty(ctx);
 	}
 
 	/* resume queries */
 	if (!LIST_IS_EMPTY(&ctx->active_queries))
 		r600_resume_queries(ctx);
 }
 
-static void r600_add_fence_dependency(struct r600_common_context *rctx,
-				      struct pipe_fence_handle *fence)
-{
-	struct radeon_winsys *ws = rctx->ws;
-
-	if (rctx->dma.cs)
-		ws->cs_add_fence_dependency(rctx->dma.cs, fence, 0);
-	ws->cs_add_fence_dependency(rctx->gfx.cs, fence, 0);
-}
-
 static void r600_fence_server_sync(struct pipe_context *ctx,
 				   struct pipe_fence_handle *fence)
 {
-	struct r600_common_context *rctx = (struct r600_common_context *)ctx;
-	struct r600_multi_fence *rfence = (struct r600_multi_fence *)fence;
-
-	/* Only amdgpu needs to handle fence dependencies (for fence imports).
-	 * radeon synchronizes all rings by default and will not implement
+	/* radeon synchronizes all rings by default and will not implement
 	 * fence imports.
 	 */
-	if (rctx->screen->info.drm_major == 2)
-		return;
-
-	/* Only imported fences need to be handled by fence_server_sync,
-	 * because the winsys handles synchronizations automatically for BOs
-	 * within the process.
-	 *
-	 * Simply skip unflushed fences here, and the winsys will drop no-op
-	 * dependencies (i.e. dependencies within the same ring).
-	 */
-	if (rfence->gfx_unflushed.ctx)
-		return;
-
-	/* All unflushed commands will not start execution before
-	 * this fence dependency is signalled.
-	 *
-	 * Should we flush the context to allow more GPU parallelism?
-	 */
-	if (rfence->sdma)
-		r600_add_fence_dependency(rctx, rfence->sdma);
-	if (rfence->gfx)
-		r600_add_fence_dependency(rctx, rfence->gfx);
 }
 
 static void r600_flush_from_st(struct pipe_context *ctx,
 			       struct pipe_fence_handle **fence,
 			       unsigned flags)
 {
 	struct pipe_screen *screen = ctx->screen;
 	struct r600_common_context *rctx = (struct r600_common_context *)ctx;
 	struct radeon_winsys *ws = rctx->ws;
 	struct pipe_fence_handle *gfx_fence = NULL;
@@ -1220,26 +1184,22 @@ static void r600_query_memory_info(struct pipe_screen *screen,
 	info->avail_device_memory =
 		vram_usage <= info->total_device_memory ?
 				info->total_device_memory - vram_usage : 0;
 	info->avail_staging_memory =
 		gtt_usage <= info->total_staging_memory ?
 				info->total_staging_memory - gtt_usage : 0;
 
 	info->device_memory_evicted =
 		ws->query_value(ws, RADEON_NUM_BYTES_MOVED) / 1024;
 
-	if (rscreen->info.drm_major == 3 && rscreen->info.drm_minor >= 4)
-		info->nr_device_memory_evictions =
-			ws->query_value(ws, RADEON_NUM_EVICTIONS);
-	else
-		/* Just return the number of evicted 64KB pages. */
-		info->nr_device_memory_evictions = info->device_memory_evicted / 64;
+	/* Just return the number of evicted 64KB pages. */
+	info->nr_device_memory_evictions = info->device_memory_evicted / 64;
 }
 
 struct pipe_resource *r600_resource_create_common(struct pipe_screen *screen,
 						  const struct pipe_resource *templ)
 {
 	if (templ->target == PIPE_BUFFER) {
 		return r600_buffer_create(screen, templ, 256);
 	} else {
 		return r600_texture_create(screen, templ);
 	}
diff --git a/src/gallium/drivers/r600/r600_query.c b/src/gallium/drivers/r600/r600_query.c
index e7ef34ba412..ed2226293dd 100644
--- a/src/gallium/drivers/r600/r600_query.c
+++ b/src/gallium/drivers/r600/r600_query.c
@@ -2024,21 +2024,21 @@ static const struct pipe_driver_query_info r600_driver_query_list[] = {
 	X("GPU-cp-dma-busy",		GPU_CP_DMA_BUSY,	UINT64, AVERAGE),
 	X("GPU-scratch-ram-busy",	GPU_SCRATCH_RAM_BUSY,	UINT64, AVERAGE),
 };
 
 #undef X
 #undef XG
 #undef XFULL
 
 static unsigned r600_get_num_queries(struct r600_common_screen *rscreen)
 {
-	if (rscreen->info.drm_major == 2 && rscreen->info.drm_minor >= 42)
+	if (rscreen->info.drm_minor >= 42)
 		return ARRAY_SIZE(r600_driver_query_list);
 	else
 		return ARRAY_SIZE(r600_driver_query_list) - 25;
 }
 
 static int r600_get_driver_query_info(struct pipe_screen *screen,
 				      unsigned index,
 				      struct pipe_driver_query_info *info)
 {
 	struct r600_common_screen *rscreen = (struct r600_common_screen*)screen;
diff --git a/src/gallium/drivers/r600/r600_texture.c b/src/gallium/drivers/r600/r600_texture.c
index 497da0c3dfa..12812e0e396 100644
--- a/src/gallium/drivers/r600/r600_texture.c
+++ b/src/gallium/drivers/r600/r600_texture.c
@@ -755,21 +755,21 @@ void eg_resource_alloc_immed(struct r600_common_screen *rscreen,
 static void r600_texture_get_htile_size(struct r600_common_screen *rscreen,
 					struct r600_texture *rtex)
 {
 	unsigned cl_width, cl_height, width, height;
 	unsigned slice_elements, slice_bytes, pipe_interleave_bytes, base_align;
 	unsigned num_pipes = rscreen->info.num_tile_pipes;
 
 	rtex->surface.htile_size = 0;
 
 	if (rscreen->chip_class <= EVERGREEN &&
-	    rscreen->info.drm_major == 2 && rscreen->info.drm_minor < 26)
+	    rscreen->info.drm_minor < 26)
 		return;
 
 	/* HW bug on R6xx. */
 	if (rscreen->chip_class == R600 &&
 	    (rtex->resource.b.b.width0 > 7680 ||
 	     rtex->resource.b.b.height0 > 7680))
 		return;
 
 	switch (num_pipes) {
 	case 1:
diff --git a/src/gallium/drivers/r600/radeon_uvd.c b/src/gallium/drivers/r600/radeon_uvd.c
index 5568f2138e4..7f853446b14 100644
--- a/src/gallium/drivers/r600/radeon_uvd.c
+++ b/src/gallium/drivers/r600/radeon_uvd.c
@@ -1307,22 +1307,21 @@ struct pipe_video_codec *ruvd_create_decoder(struct pipe_context *context,
 	default:
 		break;
 	}
 
 
 	dec = CALLOC_STRUCT(ruvd_decoder);
 
 	if (!dec)
 		return NULL;
 
-	if (info.drm_major < 3)
-		dec->use_legacy = true;
+	dec->use_legacy = true;
 
 	dec->base = *templ;
 	dec->base.context = context;
 	dec->base.width = width;
 	dec->base.height = height;
 
 	dec->base.destroy = ruvd_destroy;
 	dec->base.begin_frame = ruvd_begin_frame;
 	dec->base.decode_macroblock = ruvd_decode_macroblock;
 	dec->base.decode_bitstream = ruvd_decode_bitstream;
diff --git a/src/gallium/drivers/r600/radeon_vce.c b/src/gallium/drivers/r600/radeon_vce.c
index e38b927b1d4..4dae56f95ce 100644
--- a/src/gallium/drivers/r600/radeon_vce.c
+++ b/src/gallium/drivers/r600/radeon_vce.c
@@ -404,24 +404,21 @@ struct pipe_video_codec *rvce_create_encoder(struct pipe_context *context,
 
 	} else if (!rvce_is_fw_version_supported(rscreen)) {
 		RVID_ERR("Unsupported VCE fw version loaded!\n");
 		return NULL;
 	}
 
 	enc = CALLOC_STRUCT(rvce_encoder);
 	if (!enc)
 		return NULL;
 
-	if (rscreen->info.drm_major == 3)
-		enc->use_vm = true;
-	if ((rscreen->info.drm_major == 2 && rscreen->info.drm_minor >= 42) ||
-            rscreen->info.drm_major == 3)
+	if (rscreen->info.drm_minor >= 42)
 		enc->use_vui = true;
 
 	enc->base = *templ;
 	enc->base.context = context;
 
 	enc->base.destroy = rvce_destroy;
 	enc->base.begin_frame = rvce_begin_frame;
 	enc->base.encode_bitstream = rvce_encode_bitstream;
 	enc->base.end_frame = rvce_end_frame;
 	enc->base.flush = rvce_flush;
diff --git a/src/gallium/drivers/radeon/radeon_uvd.c b/src/gallium/drivers/radeon/radeon_uvd.c
index ca066e89823..6c03c123293 100644
--- a/src/gallium/drivers/radeon/radeon_uvd.c
+++ b/src/gallium/drivers/radeon/radeon_uvd.c
@@ -1243,21 +1243,21 @@ struct pipe_video_codec *si_common_uvd_create_decoder(struct pipe_context *conte
 	default:
 		break;
 	}
 
 
 	dec = CALLOC_STRUCT(ruvd_decoder);
 
 	if (!dec)
 		return NULL;
 
-	if (sctx->screen->info.drm_major < 3)
+	if (!sctx->screen->info.is_amdgpu)
 		dec->use_legacy = true;
 
 	dec->base = *templ;
 	dec->base.context = context;
 	dec->base.width = width;
 	dec->base.height = height;
 
 	dec->base.destroy = ruvd_destroy;
 	dec->base.begin_frame = ruvd_begin_frame;
 	dec->base.decode_macroblock = ruvd_decode_macroblock;
diff --git a/src/gallium/drivers/radeon/radeon_vce.c b/src/gallium/drivers/radeon/radeon_vce.c
index 94df06e88c6..264b96b83c9 100644
--- a/src/gallium/drivers/radeon/radeon_vce.c
+++ b/src/gallium/drivers/radeon/radeon_vce.c
@@ -403,24 +403,24 @@ struct pipe_video_codec *si_vce_create_encoder(struct pipe_context *context,
 
 	} else if (!si_vce_is_fw_version_supported(sscreen)) {
 		RVID_ERR("Unsupported VCE fw version loaded!\n");
 		return NULL;
 	}
 
 	enc = CALLOC_STRUCT(rvce_encoder);
 	if (!enc)
 		return NULL;
 
-	if (sscreen->info.drm_major == 3)
+	if (sscreen->info.is_amdgpu)
 		enc->use_vm = true;
-	if ((sscreen->info.drm_major == 2 && sscreen->info.drm_minor >= 42) ||
-            sscreen->info.drm_major == 3)
+	if ((!sscreen->info.is_amdgpu && sscreen->info.drm_minor >= 42) ||
+            sscreen->info.is_amdgpu)
 		enc->use_vui = true;
 	if (sscreen->info.family >= CHIP_TONGA &&
 	    sscreen->info.family != CHIP_STONEY &&
 	    sscreen->info.family != CHIP_POLARIS11 &&
 	    sscreen->info.family != CHIP_POLARIS12 &&
 	    sscreen->info.family != CHIP_VEGAM)
 		enc->dual_pipe = true;
 	/* TODO enable B frame with dual instance */
 	if ((sscreen->info.family >= CHIP_TONGA) &&
 		(templ->max_references == 1) &&
diff --git a/src/gallium/drivers/radeonsi/si_buffer.c b/src/gallium/drivers/radeonsi/si_buffer.c
index 76705937b65..614d00b4667 100644
--- a/src/gallium/drivers/radeonsi/si_buffer.c
+++ b/src/gallium/drivers/radeonsi/si_buffer.c
@@ -148,21 +148,21 @@ void si_init_resource_fields(struct si_screen *sscreen,
 		 * cache before CS execution.
 		 *
 		 * Write-combined CPU mappings are fine, the kernel
 		 * ensures all CPU writes finish before the GPU
 		 * executes a command stream.
 		 *
 		 * radeon doesn't have good BO move throttling, so put all
 		 * persistent buffers into GTT to prevent VRAM CPU page faults.
 		 */
 		if (!sscreen->info.kernel_flushes_hdp_before_ib ||
-		    sscreen->info.drm_major == 2)
+		    !sscreen->info.is_amdgpu)
 			res->domains = RADEON_DOMAIN_GTT;
 	}
 
 	/* Tiled textures are unmappable. Always put them in VRAM. */
 	if ((res->b.b.target != PIPE_BUFFER && !tex->surface.is_linear) ||
 	    res->b.b.flags & SI_RESOURCE_FLAG_UNMAPPABLE) {
 		res->domains = RADEON_DOMAIN_VRAM;
 		res->flags |= RADEON_FLAG_NO_CPU_ACCESS |
 			 RADEON_FLAG_GTT_WC;
 	}
diff --git a/src/gallium/drivers/radeonsi/si_debug.c b/src/gallium/drivers/radeonsi/si_debug.c
index 165e95c4ce5..4177eed45f7 100644
--- a/src/gallium/drivers/radeonsi/si_debug.c
+++ b/src/gallium/drivers/radeonsi/si_debug.c
@@ -293,21 +293,21 @@ static void si_dump_mmapped_reg(struct si_context *sctx, FILE *f,
 
 static void si_dump_debug_registers(struct si_context *sctx, FILE *f)
 {
 	if (!sctx->screen->info.has_read_registers_query)
 		return;
 
 	fprintf(f, "Memory-mapped registers:\n");
 	si_dump_mmapped_reg(sctx, f, R_008010_GRBM_STATUS);
 
 	/* No other registers can be read on DRM < 3.1.0. */
-	if (sctx->screen->info.drm_major < 3 ||
+	if (!sctx->screen->info.is_amdgpu ||
 	    sctx->screen->info.drm_minor < 1) {
 		fprintf(f, "\n");
 		return;
 	}
 
 	si_dump_mmapped_reg(sctx, f, R_008008_GRBM_STATUS2);
 	si_dump_mmapped_reg(sctx, f, R_008014_GRBM_STATUS_SE0);
 	si_dump_mmapped_reg(sctx, f, R_008018_GRBM_STATUS_SE1);
 	si_dump_mmapped_reg(sctx, f, R_008038_GRBM_STATUS_SE2);
 	si_dump_mmapped_reg(sctx, f, R_00803C_GRBM_STATUS_SE3);
diff --git a/src/gallium/drivers/radeonsi/si_get.c b/src/gallium/drivers/radeonsi/si_get.c
index 40a54b34c4f..c1bddca1a66 100644
--- a/src/gallium/drivers/radeonsi/si_get.c
+++ b/src/gallium/drivers/radeonsi/si_get.c
@@ -621,21 +621,21 @@ static int si_get_video_param(struct pipe_screen *screen,
 					profile == PIPE_VIDEO_PROFILE_HEVC_MAIN_10);
 			else if (sscreen->info.family >= CHIP_CARRIZO)
 				return profile == PIPE_VIDEO_PROFILE_HEVC_MAIN;
 			return false;
 		case PIPE_VIDEO_FORMAT_JPEG:
 			if (sscreen->info.family == CHIP_RAVEN ||
 			    sscreen->info.family == CHIP_RAVEN2)
 				return true;
 			if (sscreen->info.family < CHIP_CARRIZO || sscreen->info.family >= CHIP_VEGA10)
 				return false;
-			if (!(sscreen->info.drm_major == 3 && sscreen->info.drm_minor >= 19)) {
+			if (!(sscreen->info.is_amdgpu && sscreen->info.drm_minor >= 19)) {
 				RVID_ERR("No MJPEG support for the kernel version\n");
 				return false;
 			}
 			return true;
 		case PIPE_VIDEO_FORMAT_VP9:
 			if (sscreen->info.family < CHIP_RAVEN)
 				return false;
 			return true;
 		default:
 			return false;
@@ -913,21 +913,21 @@ static void si_query_memory_info(struct pipe_screen *screen,
 	info->avail_device_memory =
 		vram_usage <= info->total_device_memory ?
 				info->total_device_memory - vram_usage : 0;
 	info->avail_staging_memory =
 		gtt_usage <= info->total_staging_memory ?
 				info->total_staging_memory - gtt_usage : 0;
 
 	info->device_memory_evicted =
 		ws->query_value(ws, RADEON_NUM_BYTES_MOVED) / 1024;
 
-	if (sscreen->info.drm_major == 3 && sscreen->info.drm_minor >= 4)
+	if (sscreen->info.is_amdgpu && sscreen->info.drm_minor >= 4)
 		info->nr_device_memory_evictions =
 			ws->query_value(ws, RADEON_NUM_EVICTIONS);
 	else
 		/* Just return the number of evicted 64KB pages. */
 		info->nr_device_memory_evictions = info->device_memory_evicted / 64;
 }
 
 static struct disk_cache *si_get_disk_shader_cache(struct pipe_screen *pscreen)
 {
 	struct si_screen *sscreen = (struct si_screen*)pscreen;
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index 1faaa22ab0d..d5155622580 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -666,21 +666,21 @@ static struct pipe_context *si_pipe_create_context(struct pipe_screen *screen,
 
 	/* When shaders are logged to stderr, asynchronous compilation is
 	 * disabled too. */
 	if (sscreen->debug_flags & DBG_ALL_SHADERS)
 		return ctx;
 
 	/* Use asynchronous flushes only on amdgpu, since the radeon
 	 * implementation for fence_server_sync is incomplete. */
 	return threaded_context_create(ctx, &sscreen->pool_transfers,
 				       si_replace_buffer_storage,
-				       sscreen->info.drm_major >= 3 ? si_create_fence : NULL,
+				       sscreen->info.is_amdgpu ? si_create_fence : NULL,
 				       &((struct si_context*)ctx)->tc);
 }
 
 /*
  * pipe_screen
  */
 static void si_destroy_screen(struct pipe_screen* pscreen)
 {
 	struct si_screen *sscreen = (struct si_screen *)pscreen;
 	struct si_shader_part *parts[] = {
@@ -1053,21 +1053,21 @@ radeonsi_screen_create_impl(struct radeon_winsys *ws,
 	} else {
 		assert(offchip_granularity == V_03093C_X_8K_DWORDS);
 		sscreen->vgt_hs_offchip_param =
 			S_0089B0_OFFCHIP_BUFFERING(max_offchip_buffers);
 	}
 
 	/* The mere presense of CLEAR_STATE in the IB causes random GPU hangs
         * on GFX6. Some CLEAR_STATE cause asic hang on radeon kernel, etc.
         * SPI_VS_OUT_CONFIG. So only enable GFX7 CLEAR_STATE on amdgpu kernel.*/
        sscreen->has_clear_state = sscreen->info.chip_class >= GFX7 &&
-                                  sscreen->info.drm_major == 3;
+                                  sscreen->info.is_amdgpu;
 
 	sscreen->has_distributed_tess =
 		sscreen->info.chip_class >= GFX8 &&
 		sscreen->info.max_se >= 2;
 
 	sscreen->has_draw_indirect_multi =
 		(sscreen->info.family >= CHIP_POLARIS10) ||
 		(sscreen->info.chip_class == GFX8 &&
 		 sscreen->info.pfp_fw_version >= 121 &&
 		 sscreen->info.me_fw_version >= 87) ||
diff --git a/src/gallium/drivers/radeonsi/si_query.c b/src/gallium/drivers/radeonsi/si_query.c
index fd0e07904aa..a2b5937d69f 100644
--- a/src/gallium/drivers/radeonsi/si_query.c
+++ b/src/gallium/drivers/radeonsi/si_query.c
@@ -1812,21 +1812,21 @@ static struct pipe_driver_query_info si_driver_query_list[] = {
 	X("pd-num-prims-ineligible",	PD_NUM_PRIMS_INELIGIBLE,UINT64, AVERAGE),
 };
 
 #undef X
 #undef XG
 #undef XFULL
 
 static unsigned si_get_num_queries(struct si_screen *sscreen)
 {
 	/* amdgpu */
-	if (sscreen->info.drm_major == 3) {
+	if (sscreen->info.is_amdgpu) {
 		if (sscreen->info.chip_class >= GFX8)
 			return ARRAY_SIZE(si_driver_query_list);
 		else
 			return ARRAY_SIZE(si_driver_query_list) - 7;
 	}
 
 	/* radeon */
 	if (sscreen->info.has_read_registers_query) {
 		if (sscreen->info.chip_class == GFX7)
 			return ARRAY_SIZE(si_driver_query_list) - 6;
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 6f98cee8ebd..fc2e282b82c 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -4984,21 +4984,21 @@ static void si_set_raster_config(struct si_context *sctx, struct si_pm4_state *p
 
 static void si_init_config(struct si_context *sctx)
 {
 	struct si_screen *sscreen = sctx->screen;
 	uint64_t border_color_va = sctx->border_color_buffer->gpu_address;
 	bool has_clear_state = sscreen->has_clear_state;
 	struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
 
        /* GFX6, radeon kernel disabled CLEAR_STATE. */
        assert(has_clear_state || sscreen->info.chip_class == GFX6 ||
-              sscreen->info.drm_major != 3);
+              !sscreen->info.is_amdgpu);
 
 	if (!pm4)
 		return;
 
 	si_pm4_cmd_begin(pm4, PKT3_CONTEXT_CONTROL);
 	si_pm4_cmd_add(pm4, CONTEXT_CONTROL_LOAD_ENABLE(1));
 	si_pm4_cmd_add(pm4, CONTEXT_CONTROL_SHADOW_ENABLE(1));
 	si_pm4_cmd_end(pm4, false);
 
 	if (has_clear_state) {
diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
index 7aa45b52639..c30b40376a2 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
@@ -159,20 +159,21 @@ static bool do_winsys_init(struct radeon_drm_winsys *ws)
                 version->version_major,
                 version->version_minor,
                 version->version_patchlevel);
         drmFreeVersion(version);
         return false;
     }
 
     ws->info.drm_major = version->version_major;
     ws->info.drm_minor = version->version_minor;
     ws->info.drm_patchlevel = version->version_patchlevel;
+    ws->info.is_amdgpu = false;
     drmFreeVersion(version);
 
     /* Get PCI ID. */
     if (!radeon_get_drm_value(ws->fd, RADEON_INFO_DEVICE_ID, "PCI ID",
                               &ws->info.pci_id))
         return false;
 
     /* Check PCI ID. */
     switch (ws->info.pci_id) {
 #define CHIPSET(pci_id, name, cfamily) case pci_id: ws->info.family = CHIP_##cfamily; ws->gen = DRV_R300; break;
-- 
2.17.1



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