[PATCH i-g-t v7 6/6] tests/intel/xe_ccs: Add compression support for Lunarlake

Zbigniew Kempczyński zbigniew.kempczynski at intel.com
Mon Dec 18 07:02:03 UTC 2023


On Fri, Dec 15, 2023 at 01:09:47PM -0800, Akshata Jahagirdar wrote:
> In XE2 IGFX platform only sysmem participates in compression.
> So for XE2 IGFX platform, create all blt objects in sysmem itself,
> For other platform, it will stay the same way as per previous implementation.
> Also update the pat-index to reflect the compression status.
> 
> Signed-off-by: Akshata Jahagirdar <akshata.jahagirdar at intel.com>
> ---
>  tests/intel/xe_ccs.c | 38 ++++++++++++++++++++++++--------------
>  1 file changed, 24 insertions(+), 14 deletions(-)
> 
> diff --git a/tests/intel/xe_ccs.c b/tests/intel/xe_ccs.c
> index ac0805017..1444b7a66 100644
> --- a/tests/intel/xe_ccs.c
> +++ b/tests/intel/xe_ccs.c
> @@ -96,20 +96,27 @@ static void surf_copy(int xe,
>  	struct blt_ctrl_surf_copy_data surf = {};
>  	uint32_t bb1, bb2, ccs, ccs2, *ccsmap, *ccsmap2;
>  	uint64_t bb_size, ccssize = mid->size / CCS_RATIO(xe);
> +	uint64_t ccs_bo_size = xe_get_default_alignment(xe);
>  	uint32_t *ccscopy;
>  	uint8_t uc_mocs = intel_get_uc_mocs_index(xe);
>  	uint32_t sysmem = system_memory(xe);
> +	uint8_t comp_pat_index = DEFAULT_PAT_INDEX;
> +	uint16_t cpu_caching = __xe_default_cpu_caching(xe, sysmem, 0);
>  	int result;
>  
>  	igt_assert(mid->compression);
> +	if (AT_LEAST_GEN(intel_get_drm_devid(xe), 20) && mid->compression) {
> +		comp_pat_index  = intel_get_pat_idx_uc_comp(xe);
> +		cpu_caching = DRM_XE_GEM_CPU_CACHING_WC;
> +	}
>  	ccscopy = (uint32_t *) malloc(ccssize);
> -	ccs = xe_bo_create(xe, 0, ccssize, sysmem, 0);
> -	ccs2 = xe_bo_create(xe, 0, ccssize, sysmem, 0);
> +	ccs = xe_bo_create_caching(xe, 0, ccs_bo_size, sysmem, 0, cpu_caching);
> +	ccs2 = xe_bo_create_caching(xe, 0, ccs_bo_size, sysmem, 0, cpu_caching);
>  
>  	blt_ctrl_surf_copy_init(xe, &surf);
>  	surf.print_bb = param.print_bb;
>  	blt_set_ctrl_surf_object(&surf.src, mid->handle, mid->region, mid->size,
> -				 uc_mocs, DEFAULT_PAT_INDEX, BLT_INDIRECT_ACCESS);
> +				 uc_mocs, comp_pat_index, BLT_INDIRECT_ACCESS);
>  	blt_set_ctrl_surf_object(&surf.dst, ccs, sysmem, ccssize, uc_mocs,
>  				 DEFAULT_PAT_INDEX, DIRECT_ACCESS);
>  	bb_size = xe_get_default_alignment(xe);
> @@ -157,7 +164,7 @@ static void surf_copy(int xe,
>  	blt_set_ctrl_surf_object(&surf.src, ccs, sysmem, ccssize,
>  				 uc_mocs, DEFAULT_PAT_INDEX, DIRECT_ACCESS);
>  	blt_set_ctrl_surf_object(&surf.dst, mid->handle, mid->region, mid->size,
> -				 uc_mocs, DEFAULT_PAT_INDEX, INDIRECT_ACCESS);
> +				 uc_mocs, comp_pat_index, INDIRECT_ACCESS);
>  	blt_ctrl_surf_copy(xe, ctx, NULL, ahnd, &surf);
>  	intel_ctx_xe_sync(ctx, true);
>  
> @@ -234,10 +241,10 @@ static int blt_block_copy3(int xe,
>  	igt_assert_f(blt3, "block-copy3 requires data to do blit\n");
>  
>  	alignment = xe_get_default_alignment(xe);
> -	get_offset(ahnd, blt3->src.handle, blt3->src.size, alignment);
> -	get_offset(ahnd, blt3->mid.handle, blt3->mid.size, alignment);
> -	get_offset(ahnd, blt3->dst.handle, blt3->dst.size, alignment);
> -	get_offset(ahnd, blt3->final.handle, blt3->final.size, alignment);
> +	get_offset_pat_index(ahnd, blt3->src.handle, blt3->src.size, alignment, blt3->src.pat_index);
> +	get_offset_pat_index(ahnd, blt3->mid.handle, blt3->mid.size, alignment, blt3->mid.pat_index);
> +	get_offset_pat_index(ahnd, blt3->dst.handle, blt3->dst.size, alignment, blt3->dst.pat_index);
> +	get_offset_pat_index(ahnd, blt3->final.handle, blt3->final.size, alignment, blt3->final.pat_index);
>  	bb_offset = get_offset(ahnd, blt3->bb.handle, blt3->bb.size, alignment);
>  
>  	/* First blit src -> mid */
> @@ -291,8 +298,9 @@ static void block_copy(int xe,
>  	uint64_t bb_size = xe_get_default_alignment(xe);
>  	uint64_t ahnd = intel_allocator_open(xe, ctx->vm, INTEL_ALLOCATOR_RELOC);
>  	uint32_t run_id = mid_tiling;
> -	uint32_t mid_region = region2, bb;
> -	uint32_t width = param.width, height = param.height;
> +	uint32_t mid_region = (AT_LEAST_GEN(intel_get_drm_devid(xe), 20) &
> +							!xe_has_vram(xe)) ? region1 : region2;
> +	uint32_t width = param.width, height = param.height, bb;
>  	enum blt_compression mid_compression = config->compression;
>  	int mid_compression_format = param.compression_format;
>  	enum blt_compression_type comp_type = COMPRESSION_TYPE_3D;
> @@ -413,8 +421,9 @@ static void block_multicopy(int xe,
>  	uint64_t bb_size = xe_get_default_alignment(xe);
>  	uint64_t ahnd = intel_allocator_open(xe, ctx->vm, INTEL_ALLOCATOR_RELOC);
>  	uint32_t run_id = mid_tiling;
> -	uint32_t mid_region = region2, bb;
> -	uint32_t width = param.width, height = param.height;
> +	uint32_t mid_region = (AT_LEAST_GEN(intel_get_drm_devid(xe), 20) &
> +							!xe_has_vram(xe)) ? region1 : region2;
> +	uint32_t width = param.width, height = param.height, bb;
>  	enum blt_compression mid_compression = config->compression;
>  	int mid_compression_format = param.compression_format;
>  	enum blt_compression_type comp_type = COMPRESSION_TYPE_3D;
> @@ -539,8 +548,9 @@ static void block_copy_test(int xe,
>  			region1 = igt_collection_get_value(regions, 0);
>  			region2 = igt_collection_get_value(regions, 1);
>  
> -			/* Compressed surface must be in device memory */
> -			if (config->compression && !XE_IS_VRAM_MEMORY_REGION(xe, region2))
> +			/* if not XE2, then Compressed surface must be in device memory */
> +			if (config->compression && !(AT_LEAST_GEN((intel_get_drm_devid(xe)), 20)) &&
> +									!XE_IS_VRAM_MEMORY_REGION(xe, region2))
>  				continue;
>  
>  			regtxt = xe_memregion_dynamic_subtest_name(xe, regions);
> -- 
> 2.34.1
> 

LGTM, inplace you'll handle with:

diff --git a/tests/intel/xe_ccs.c b/tests/intel/xe_ccs.c
index 596735aaa5..1effebe941 100644
--- a/tests/intel/xe_ccs.c
+++ b/tests/intel/xe_ccs.c
@@ -461,8 +461,13 @@ static void block_multicopy(int xe,
        blt_set_copy_object(&blt3.final, final);

        if (config->inplace) {
+               uint8_t pat_index = DEFAULT_PAT_INDEX;
+
+               if (AT_LEAST_GEN(intel_get_drm_devid(blt.fd), 20) && config->compression)
+                       pat_index = intel_get_pat_idx_uc_comp(blt.fd);
+
                blt_set_object(&blt3.dst, mid->handle, dst->size, mid->region,
-                              mid->mocs_index, DEFAULT_PAT_INDEX, mid_tiling,
+                              mid->mocs_index, pat_index, mid_tiling,
                               COMPRESSION_DISABLED, comp_type);
                blt3.dst.ptr = mid->ptr;
        }

Reviewed-by: Zbigniew Kempczyński <zbigniew.kempczynski at intel.com>

--
Zbigniew


More information about the igt-dev mailing list