[PATCH i-g-t v2 2/3] lib/igt_fb: add igt_xe2_blit_with_dst_pat function

Kahola, Mika mika.kahola at intel.com
Tue Oct 22 10:48:30 UTC 2024


> -----Original Message-----
> From: igt-dev <igt-dev-bounces at lists.freedesktop.org> On Behalf Of Juha-Pekka
> Heikkila
> Sent: Thursday, 17 October 2024 14.27
> To: igt-dev at lists.freedesktop.org
> Cc: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
> Subject: [PATCH i-g-t v2 2/3] lib/igt_fb: add igt_xe2_blit_with_dst_pat function
> 
> Add igt_xe2_blit_with_dst_pat() function which use blitter block copy to copy src
> framebuffer to destination framebuffer setting destination pat index to what is
> passed as parameter.
> 

Reviewed-by: Mika Kahola <mika.kahola at intel.com>

> Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
> ---
>  lib/igt_fb.c | 65 ++++++++++++++++++++++++++++++++++++++++++++--------
>  lib/igt_fb.h |  3 +++
>  2 files changed, 59 insertions(+), 9 deletions(-)
> 
> diff --git a/lib/igt_fb.c b/lib/igt_fb.c index b8ffd7cfb..e87809ba3 100644
> --- a/lib/igt_fb.c
> +++ b/lib/igt_fb.c
> @@ -2833,7 +2833,8 @@ static struct blt_copy_object
> *allocate_and_initialize_blt(const struct igt_fb *
>  							   uint32_t handle,
>  							   uint32_t memregion,
>  							   enum blt_tiling_type
> blt_tile,
> -							   uint32_t plane)
> +							   uint32_t plane,
> +							   uint8_t pat_index)
>  {
>  	uint64_t stride;
>  	struct blt_copy_object *blt = calloc(1, sizeof(*blt)); @@ -2845,7 +2846,7
> @@ static struct blt_copy_object *allocate_and_initialize_blt(const struct igt_fb
> *
> 
>  	blt_set_object(blt, handle, fb->size, memregion,
>  		       intel_get_uc_mocs_index(fb->fd),
> -		       intel_get_pat_idx_uc(fb->fd),
> +		       pat_index,
>  		       blt_tile,
>  		       igt_fb_is_ccs_modifier(fb->modifier) ?
> COMPRESSION_ENABLED : COMPRESSION_DISABLED,
>  		       igt_fb_is_gen12_mc_ccs_modifier(fb->modifier) ?
> COMPRESSION_TYPE_MEDIA : COMPRESSION_TYPE_3D); @@ -2867,7 +2868,8
> @@ static void *map_buffer(int fd, uint32_t handle, size_t size)  }
> 
>  static struct blt_copy_object *blt_fb_init(const struct igt_fb *fb,
> -					   uint32_t plane, uint32_t memregion)
> +					   uint32_t plane, uint32_t memregion,
> +					   uint8_t pat_index)
>  {
>  	uint32_t name, handle;
>  	enum blt_tiling_type blt_tile;
> @@ -2883,7 +2885,8 @@ static struct blt_copy_object *blt_fb_init(const struct
> igt_fb *fb,
>  		return NULL;
> 
>  	blt_tile = fb_tile_to_blt_tile(fb->modifier);
> -	blt = allocate_and_initialize_blt(fb, handle, memregion, blt_tile, plane);
> +	blt = allocate_and_initialize_blt(fb, handle, memregion, blt_tile,
> +					  plane, pat_index);
> 
>  	if (!blt)
>  		return NULL;
> @@ -3024,11 +3027,14 @@ static void do_block_copy(const struct igt_fb
> *src_fb,
>  			  uint32_t mem_region, uint32_t i, uint64_t ahnd,
>  			  uint32_t xe_bb, uint64_t bb_size,
>  			  const intel_ctx_t *ctx,
> -			  struct intel_execution_engine2 *e)
> +			  struct intel_execution_engine2 *e,
> +			  uint8_t dst_pat_index)
>  {
>  	struct blt_copy_data blt = {};
> -	struct blt_copy_object *src = blt_fb_init(src_fb, i, mem_region);
> -	struct blt_copy_object *dst = blt_fb_init(dst_fb, i, mem_region);
> +	struct blt_copy_object *src = blt_fb_init(src_fb, i, mem_region,
> +						  intel_get_pat_idx_uc(src_fb-
> >fd));
> +	struct blt_copy_object *dst = blt_fb_init(dst_fb, i, mem_region,
> +						  dst_pat_index);
>  	struct blt_block_copy_data_ext ext = {}, *pext = NULL;
> 
>  	igt_assert(src && dst);
> @@ -3093,7 +3099,8 @@ static void blitcopy(const struct igt_fb *dst_fb,
> 
>  		if (is_xe) {
>  			do_block_copy(src_fb, dst_fb, mem_region, i, ahnd,
> -				      bb, bb_size, xe_ctx, NULL);
> +				      bb, bb_size, xe_ctx, NULL,
> +				      intel_get_pat_idx_uc(dst_fb->fd));
>  		} else if (fast_blit_ok(src_fb) && fast_blit_ok(dst_fb)) {
>  			igt_blitter_fast_copy__raw(dst_fb->fd,
>  						   ahnd, ctx, NULL,
> @@ -3116,7 +3123,8 @@ static void blitcopy(const struct igt_fb *dst_fb,
>  			for_each_ctx_engine(src_fb->fd, ictx, e) {
>  				if (gem_engine_can_block_copy(src_fb->fd, e)) {
>  					do_block_copy(src_fb, dst_fb,
> mem_region, i, ahnd,
> -						      bb, bb_size, ictx, e);
> +						      bb, bb_size, ictx, e,
> +
> intel_get_pat_idx_uc(dst_fb->fd));
>  					break;
>  				}
>  			}
> @@ -3146,6 +3154,45 @@ static void blitcopy(const struct igt_fb *dst_fb,
>  			      src_fb->fd, ictx);
>  }
> 
> +/**
> + * igt_xe2_blit_with_dst_pat:
> + * @dst_fb: pointer to a destination #igt_fb structure
> + * @src_fb: pointer to a source #igt_fb structure
> + * @dst_pat_index: uint8_t pat index to set for destination framebuffer
> + *
> + * Copy matching size src_fb to dst_fb with setting pat index to
> +destination
> + * framebuffer
> + */
> +void igt_xe2_blit_with_dst_pat(const struct igt_fb *dst_fb,
> +			       const struct igt_fb *src_fb,
> +			       uint8_t dst_pat_index)
> +{
> +	uint32_t ctx = 0, bb, mem_region, vm, exec_queue;
> +	uint64_t ahnd = 0, bb_size = 4096;
> +	intel_ctx_t *xe_ctx = NULL;
> +
> +	igt_assert_eq(dst_fb->fd, src_fb->fd);
> +	igt_assert_eq(dst_fb->num_planes, src_fb->num_planes);
> +	igt_assert(!igt_fb_is_gen12_rc_ccs_cc_modifier(src_fb->modifier));
> +	igt_assert(!igt_fb_is_gen12_rc_ccs_cc_modifier(dst_fb->modifier));
> +
> +	setup_context_and_memory_region(dst_fb, &ctx, &ahnd, &mem_region,
> +					&vm, &bb, &bb_size, NULL,
> +					&exec_queue, &xe_ctx);
> +
> +	for (int i = 0; i < dst_fb->num_planes; i++) {
> +		igt_assert_eq(dst_fb->plane_bpp[i], src_fb->plane_bpp[i]);
> +		igt_assert_eq(dst_fb->plane_width[i], src_fb->plane_width[i]);
> +		igt_assert_eq(dst_fb->plane_height[i], src_fb->plane_height[i]);
> +
> +		do_block_copy(src_fb, dst_fb, mem_region, i, ahnd, bb, bb_size,
> +			      xe_ctx, NULL, dst_pat_index);
> +	}
> +
> +	cleanup_blt_resources(ctx, ahnd, true, bb, exec_queue, vm, xe_ctx,
> +			      src_fb->fd, NULL);
> +}
> +
>  static void free_linear_mapping(struct fb_blit_upload *blit)  {
>  	int fd = blit->fd;
> diff --git a/lib/igt_fb.h b/lib/igt_fb.h index eb707cc34..d5aa1e88a 100644
> --- a/lib/igt_fb.h
> +++ b/lib/igt_fb.h
> @@ -187,6 +187,9 @@ bool igt_fb_is_gen12_mc_ccs_modifier(uint64_t
> modifier);  bool igt_fb_is_ccs_plane(const struct igt_fb *fb, int plane);  bool
> igt_fb_is_gen12_ccs_cc_plane(const struct igt_fb *fb, int plane);  int
> igt_fb_ccs_to_main_plane(const struct igt_fb *fb, int ccs_plane);
> +void igt_xe2_blit_with_dst_pat(const struct igt_fb *dst_fb,
> +			       const struct igt_fb *src_fb,
> +			       uint8_t dst_pat_index);
> 
>  /* cairo-based painting */
>  cairo_surface_t *igt_get_cairo_surface(int fd, struct igt_fb *fb);
> --
> 2.45.2



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