[igt-dev] [PATCH i-g-t v8 4/4] i915/gem_render_copy.c: Simplify code by switch to rendercopy bufmgr

Imre Deak imre.deak at intel.com
Thu Jan 16 18:25:36 UTC 2020


On Mon, Jan 13, 2020 at 10:59:08AM +0100, Zbigniew Kempczyński wrote:
> Switch to rendercopy bufmgr to simplify working with tiled surfaces.
> 
> Signed-off-by: Zbigniew Kempczyński <zbigniew.kempczynski at intel.com>
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Katarzyna Dec <katarzyna.dec at intel.com>
> ---
>  tests/i915/gem_render_copy.c | 423 ++++++++++-------------------------
>  1 file changed, 117 insertions(+), 306 deletions(-)
> 
> diff --git a/tests/i915/gem_render_copy.c b/tests/i915/gem_render_copy.c
> index 5abb2036..53eed8fd 100644
> --- a/tests/i915/gem_render_copy.c
> +++ b/tests/i915/gem_render_copy.c
> @@ -47,6 +47,7 @@
>  #include <drm.h>
>  
>  #include "intel_bufmgr.h"
> +#include "rendercopy_bufmgr.h"
>  
>  IGT_TEST_DESCRIPTION("Basic test for the render_copy() function.");
>  
> @@ -60,9 +61,11 @@ typedef struct {
>  	struct intel_batchbuffer *batch;
>  	igt_render_copyfunc_t render_copy;
>  	igt_vebox_copyfunc_t vebox_copy;
> +	struct rendercopy_bufmgr *bmgr;
>  } data_t;
>  static int opt_dump_png = false;
>  static int check_all_pixels = false;
> +static bool dump_compressed_src_buf = false;
>  
>  static const char *make_filename(const char *filename)
>  {
> @@ -73,131 +76,13 @@ static const char *make_filename(const char *filename)
>  	return buf;
>  }
>  
> -static void *yf_ptr(void *ptr,
> -		    unsigned int x, unsigned int y,
> -		    unsigned int stride, unsigned int cpp)
> +static void *alloc_aligned(uint64_t size)
>  {
> -	const int tile_size = 4 * 1024;
> -	const int tile_width = 128;
> -	int row_size = (stride / tile_width) * tile_size;
> +	void *p;
>  
> -	x *= cpp; /* convert to Byte offset */
> +	igt_assert_eq(posix_memalign(&p, 16, size), 0);
>  
> -
> -	/*
> -	 * Within a 4k Yf tile, the byte swizzling pattern is
> -	 * msb......lsb
> -	 * xyxyxyyyxxxx
> -	 * The tiles themselves are laid out in row major order.
> -	 */
> -	return ptr +
> -		((x & 0xf) * 1) + /* 4x1 pixels(32bpp) = 16B */
> -		((y & 0x3) * 16) + /* 4x4 pixels = 64B */
> -		(((y & 0x4) >> 2) * 64) + /* 1x2 64B blocks */
> -		(((x & 0x10) >> 4) * 128) + /* 2x2 64B blocks = 256B block */
> -		(((y & 0x8) >> 3) * 256) + /* 2x1 256B blocks */
> -		(((x & 0x20) >> 5) * 512) + /* 2x2 256B blocks */
> -		(((y & 0x10) >> 4) * 1024) + /* 4x2 256 blocks */
> -		(((x & 0x40) >> 6) * 2048) + /* 4x4 256B blocks = 4k tile */
> -		(((x & ~0x7f) >> 7) * tile_size) + /* row of tiles */
> -		(((y & ~0x1f) >> 5) * row_size);
> -}
> -
> -static void copy_linear_to_yf(data_t *data, struct igt_buf *buf,
> -			      const uint32_t *linear)
> -{
> -	int height = igt_buf_height(buf);
> -	int width = igt_buf_width(buf);
> -	void *map;
> -
> -	gem_set_domain(data->drm_fd, buf->bo->handle,
> -		       I915_GEM_DOMAIN_CPU, I915_GEM_DOMAIN_CPU);
> -	map = gem_mmap__cpu(data->drm_fd, buf->bo->handle, 0,
> -			    buf->bo->size, PROT_READ | PROT_WRITE);
> -
> -	for (int y = 0; y < height; y++) {
> -		for (int x = 0; x < width; x++) {
> -			uint32_t *ptr = yf_ptr(map, x, y,
> -					       buf->surface[0].stride,
> -					       buf->bpp / 8);
> -
> -			*ptr = linear[y * width + x];
> -		}
> -	}
> -
> -	munmap(map, buf->bo->size);
> -}
> -
> -static void copy_yf_to_linear(data_t *data, struct igt_buf *buf,
> -			      uint32_t *linear)
> -{
> -	int height = igt_buf_height(buf);
> -	int width = igt_buf_width(buf);
> -	void *map;
> -
> -	gem_set_domain(data->drm_fd, buf->bo->handle,
> -		       I915_GEM_DOMAIN_CPU, 0);
> -	map = gem_mmap__cpu(data->drm_fd, buf->bo->handle, 0,
> -			    buf->bo->size, PROT_READ);
> -
> -	for (int y = 0; y < height; y++) {
> -		for (int x = 0; x < width; x++) {
> -			uint32_t *ptr = yf_ptr(map, x, y,
> -					       buf->surface[0].stride,
> -					       buf->bpp / 8);
> -
> -			linear[y * width + x] = *ptr;
> -		}
> -	}
> -
> -	munmap(map, buf->bo->size);
> -}
> -
> -static void copy_linear_to_gtt(data_t *data, struct igt_buf *buf,
> -			       const uint32_t *linear)
> -{
> -	void *map;
> -
> -	gem_set_domain(data->drm_fd, buf->bo->handle,
> -		       I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT);
> -
> -	map = gem_mmap__gtt(data->drm_fd, buf->bo->handle,
> -			    buf->bo->size, PROT_READ | PROT_WRITE);
> -
> -	memcpy(map, linear, buf->bo->size);
> -
> -	munmap(map, buf->bo->size);
> -}
> -
> -static void copy_gtt_to_linear(data_t *data, struct igt_buf *buf,
> -			       uint32_t *linear)
> -{
> -	void *map;
> -
> -	gem_set_domain(data->drm_fd, buf->bo->handle,
> -		       I915_GEM_DOMAIN_GTT, 0);
> -
> -	map = gem_mmap__gtt(data->drm_fd, buf->bo->handle,
> -			    buf->bo->size, PROT_READ);
> -
> -	igt_memcpy_from_wc(linear, map, buf->bo->size);
> -
> -	munmap(map, buf->bo->size);
> -}
> -
> -static void *linear_copy(data_t *data, struct igt_buf *buf)
> -{
> -	void *linear;
> -
> -	/* 16B alignment allows to potentially make use of SSE4 for copying */
> -	igt_assert_eq(posix_memalign(&linear, 16, buf->bo->size), 0);
> -
> -	if (buf->tiling == I915_TILING_Yf)
> -		copy_yf_to_linear(data, buf, linear);
> -	else
> -		copy_gtt_to_linear(data, buf, linear);
> -
> -	return linear;
> +	return p;
>  }
>  
>  static void
> @@ -209,13 +94,13 @@ copy_from_linear_buf(data_t *data, struct igt_buf *src, struct igt_buf *dst)
>  
>  	gem_set_domain(data->drm_fd, src->bo->handle,
>  		       I915_GEM_DOMAIN_CPU, 0);
> -	linear = gem_mmap__cpu(data->drm_fd, src->bo->handle, 0,
> -			       src->bo->size, PROT_READ);
> +	linear = __gem_mmap_offset__cpu(data->drm_fd, src->bo->handle, 0,
> +					src->bo->size, PROT_READ);
> +	if (!linear)
> +		linear = gem_mmap__cpu(data->drm_fd, src->bo->handle, 0,
> +				       src->bo->size, PROT_READ);
>  
> -	if (dst->tiling == I915_TILING_Yf)
> -		copy_linear_to_yf(data, dst, linear);
> -	else
> -		copy_linear_to_gtt(data, dst, linear);
> +	linear_to_igt_buf(data->bmgr, dst, linear);
>  
>  	munmap(linear, src->bo->size);
>  }
> @@ -227,7 +112,8 @@ static void scratch_buf_write_to_png(data_t *data, struct igt_buf *buf,
>  	cairo_status_t ret;
>  	void *linear;
>  
> -	linear = linear_copy(data, buf);
> +	linear = alloc_aligned(buf->bo->size);
> +	igt_buf_to_linear(data->bmgr, buf, linear);
>  
>  	surface = cairo_image_surface_create_for_data(linear,
>  						      CAIRO_FORMAT_RGB24,
> @@ -241,67 +127,41 @@ static void scratch_buf_write_to_png(data_t *data, struct igt_buf *buf,
>  	free(linear);
>  }
>  
> -static int scratch_buf_aux_width(uint32_t devid, const struct igt_buf *buf)
> -{
> -	/*
> -	 * GEN12+: The AUX CCS unit size is 64 bytes mapping 4 main surface
> -	 * tiles. Thus the width of the CCS unit is 4*32=128 pixels on the
> -	 * main surface.
> -	 */
> -	if (intel_gen(devid) >= 12)
> -		return DIV_ROUND_UP(igt_buf_width(buf), 128) * 64;
> -
> -	return DIV_ROUND_UP(igt_buf_width(buf), 1024) * 128;
> -}
> -
> -static int scratch_buf_aux_height(uint32_t devid, const struct igt_buf *buf)
> -{
> -	/*
> -	 * GEN12+: The AUX CCS unit size is 64 bytes mapping 4 main surface
> -	 * tiles. Thus the height of the CCS unit is 32 pixel rows on the main
> -	 * surface.
> -	 */
> -	if (intel_gen(devid) >= 12)
> -		return DIV_ROUND_UP(igt_buf_height(buf), 32);
> -
> -	return DIV_ROUND_UP(igt_buf_height(buf), 512) * 32;
> -}
> -
> -static void *linear_copy_aux(data_t *data, struct igt_buf *buf)
> +static void *linear_copy_ccs(data_t *data, struct igt_buf *buf)
>  {
> -	void *map, *linear;
> -	int aux_size = scratch_buf_aux_width(data->devid, buf) *
> -		scratch_buf_aux_height(data->devid, buf);
> -
> -	igt_assert_eq(posix_memalign(&linear, 16, aux_size), 0);
> -
> -	gem_set_domain(data->drm_fd, buf->bo->handle,
> -		       I915_GEM_DOMAIN_GTT, 0);
> +	void *ccs_data, *linear;
> +	int gen = intel_gen(data->devid);
> +	int ccs_size = igt_buf_intel_ccs_width(gen, buf) *
> +		igt_buf_intel_ccs_height(gen, buf);
>  
> -	map = gem_mmap__gtt(data->drm_fd, buf->bo->handle,
> -			    buf->bo->size, PROT_READ);
> +	ccs_data = alloc_aligned(ccs_size);
> +	linear = alloc_aligned(buf->bo->size);
> +	memset(linear, 0, buf->bo->size);
>  
> -	igt_memcpy_from_wc(linear, map + buf->ccs[0].offset, aux_size);
> +	igt_buf_to_linear(data->bmgr, buf, linear);
> +	igt_memcpy_from_wc(ccs_data, linear + buf->ccs[0].offset, ccs_size);

The source here is not write-combined.

>  
> -	munmap(map, buf->bo->size);
> +	free(linear);
>  
> -	return linear;
> +	return ccs_data;
>  }
>  
> -static void scratch_buf_aux_write_to_png(data_t *data,
> +static void scratch_buf_ccs_write_to_png(data_t *data,
>  					 struct igt_buf *buf,
>  					 const char *filename)
>  {
>  	cairo_surface_t *surface;
>  	cairo_status_t ret;
>  	void *linear;
> +	int gen = intel_gen(data->devid);
> +	unsigned int ccs_width = igt_buf_intel_ccs_width(gen, buf);
> +	unsigned int ccs_height = igt_buf_intel_ccs_height(gen, buf);
>  
> -	linear = linear_copy_aux(data, buf);
> +	linear = linear_copy_ccs(data, buf);
>  
>  	surface = cairo_image_surface_create_for_data(linear,
>  						      CAIRO_FORMAT_A8,
> -						      scratch_buf_aux_width(data->devid, buf),
> -						      scratch_buf_aux_height(data->devid, buf),
> +						      ccs_width, ccs_height,
>  						      buf->ccs[0].stride);
>  	ret = cairo_surface_write_to_png(surface, make_filename(filename));
>  	igt_assert(ret == CAIRO_STATUS_SUCCESS);
> @@ -320,7 +180,7 @@ static void scratch_buf_draw_pattern(data_t *data, struct igt_buf *buf,
>  	cairo_t *cr;
>  	void *linear;
>  
> -	linear = linear_copy(data, buf);
> +	linear = alloc_aligned(buf->bo->size);
>  
>  	surface = cairo_image_surface_create_for_data(linear,
>  						      CAIRO_FORMAT_RGB24,
> @@ -361,10 +221,7 @@ static void scratch_buf_draw_pattern(data_t *data, struct igt_buf *buf,
>  
>  	cairo_surface_destroy(surface);
>  
> -	if (buf->tiling == I915_TILING_Yf)
> -		copy_linear_to_yf(data, buf, linear);
> -	else
> -		copy_linear_to_gtt(data, buf, linear);
> +	linear_to_igt_buf(data->bmgr, buf, linear);
>  
>  	free(linear);
>  }
> @@ -377,6 +234,7 @@ scratch_buf_copy(data_t *data,
>  	int width = igt_buf_width(dst);
>  	int height  = igt_buf_height(dst);
>  	uint32_t *linear_dst;
> +	uint32_t *linear_src;
>  
>  	igt_assert_eq(igt_buf_width(dst), igt_buf_width(src));
>  	igt_assert_eq(igt_buf_height(dst), igt_buf_height(src));
> @@ -389,49 +247,20 @@ scratch_buf_copy(data_t *data,
>  	h = min(h, height - sy);
>  	h = min(h, height - dy);
>  
> -	gem_set_domain(data->drm_fd, dst->bo->handle,
> -		       I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT);
> -	linear_dst = gem_mmap__gtt(data->drm_fd, dst->bo->handle,
> -				   dst->bo->size, PROT_WRITE);
> -
> -	if (src->tiling == I915_TILING_Yf) {
> -		void *map;
> -
> -		gem_set_domain(data->drm_fd, src->bo->handle,
> -			       I915_GEM_DOMAIN_CPU, 0);
> -		map = gem_mmap__cpu(data->drm_fd, src->bo->handle, 0,
> -				    src->bo->size, PROT_READ);
> -
> -		for (int y = 0; y < h; y++) {
> -			for (int x = 0; x < w; x++) {
> -				const uint32_t *ptr = yf_ptr(map, sx+x, sy+y,
> -							     src->surface[0].stride,
> -							     src->bpp / 8);
> -
> -				linear_dst[(dy+y) * width + dx+x] = *ptr;
> -			}
> -		}
> -
> -		munmap(map, src->bo->size);
> -	} else {
> -		uint32_t *linear_src;
> -
> -		gem_set_domain(data->drm_fd, src->bo->handle,
> -			       I915_GEM_DOMAIN_GTT, 0);
> -
> -		linear_src = gem_mmap__gtt(data->drm_fd, src->bo->handle,
> -					   src->bo->size, PROT_READ);
> -
> -		for (int y = 0; y < h; y++) {
> -			igt_memcpy_from_wc(&linear_dst[(dy+y) * width + dx],
> -					   &linear_src[(sy+y) * width + sx],
> -					   w * (src->bpp / 8));
> -		}
> +	linear_dst = alloc_aligned(dst->bo->size);
> +	linear_src = alloc_aligned(src->bo->size);
> +	igt_buf_to_linear(data->bmgr, src, linear_src);
> +	igt_buf_to_linear(data->bmgr, dst, linear_dst);
>  
> -		munmap(linear_src, src->bo->size);
> +	for (int y = 0; y < h; y++) {
> +		memcpy(&linear_dst[(dy+y) * width + dx],
> +				&linear_src[(sy+y) * width + sx],
> +				w * (src->bpp / 8));
>  	}
> +	free(linear_src);
>  
> -	munmap(linear_dst, dst->bo->size);
> +	linear_to_igt_buf(data->bmgr, dst, linear_dst);
> +	free(linear_dst);
>  }
>  
>  static void scratch_buf_init(data_t *data, struct igt_buf *buf,
> @@ -439,76 +268,10 @@ static void scratch_buf_init(data_t *data, struct igt_buf *buf,
>  			     uint32_t req_tiling,
>  			     enum i915_compression compression)
>  {
> -	uint32_t tiling = req_tiling;
> -	unsigned long pitch;
>  	int bpp = 32;
>  
> -	memset(buf, 0, sizeof(*buf));
> -
> -	if (compression != I915_COMPRESSION_NONE) {
> -		int aux_width, aux_height;
> -		int size;
> -
> -		igt_require(intel_gen(data->devid) >= 9);
> -		igt_assert(tiling == I915_TILING_Y ||
> -			   tiling == I915_TILING_Yf);
> -
> -		/*
> -		 * On GEN12+ we align the main surface to 4 * 4 main surface
> -		 * tiles, which is 64kB. These 16 tiles are mapped by 4 AUX
> -		 * CCS units, that is 4 * 64 bytes. These 4 CCS units are in
> -		 * turn mapped by one L1 AUX page table entry.
> -		 */
> -		if (intel_gen(data->devid) >= 12)
> -			buf->surface[0].stride = ALIGN(width * (bpp / 8), 128 * 4);
> -		else
> -			buf->surface[0].stride = ALIGN(width * (bpp / 8), 128);
> -
> -		if (intel_gen(data->devid) >= 12)
> -			height = ALIGN(height, 4 * 32);
> -
> -		buf->surface[0].size = buf->surface[0].stride * height;
> -		buf->tiling = tiling;
> -		buf->bpp = bpp;
> -
> -		aux_width = scratch_buf_aux_width(data->devid, buf);
> -		aux_height = scratch_buf_aux_height(data->devid, buf);
> -
> -		buf->compression = compression;
> -		buf->ccs[0].offset = buf->surface[0].stride * ALIGN(height, 32);
> -		buf->ccs[0].stride = aux_width;
> -
> -		size = buf->ccs[0].offset + aux_width * aux_height;
> -
> -		buf->bo = drm_intel_bo_alloc(data->bufmgr, "", size, 4096);
> -
> -		if (tiling == I915_TILING_Y) {
> -			drm_intel_bo_set_tiling(buf->bo, &tiling,
> -						buf->surface[0].stride);
> -			igt_assert_eq(tiling, req_tiling);
> -		}
> -	} else if (req_tiling == I915_TILING_Yf) {
> -		int size;
> -
> -		buf->surface[0].stride = ALIGN(width * (bpp / 8), 128);
> -		buf->surface[0].size = buf->surface[0].stride * height;
> -		buf->tiling = tiling;
> -		buf->bpp = bpp;
> -
> -		size = buf->surface[0].stride * ALIGN(height, 32);
> -
> -		buf->bo = drm_intel_bo_alloc(data->bufmgr, "", size, 4096);
> -	} else {
> -		buf->bo = drm_intel_bo_alloc_tiled(data->bufmgr, "",
> -						   width, height, bpp / 8,
> -						   &tiling, &pitch, 0);
> -		igt_assert_eq(tiling, req_tiling);
> -
> -		buf->surface[0].stride = pitch;
> -		buf->tiling = tiling;
> -		buf->surface[0].size = pitch * height;
> -		buf->bpp = bpp;
> -	}
> +	igt_buf_init(data->bmgr, buf, width, height, bpp, req_tiling,
> +		     compression);
>  
>  	igt_assert(igt_buf_width(buf) == width);
>  	igt_assert(igt_buf_height(buf) == height);
> @@ -533,11 +296,13 @@ scratch_buf_check(data_t *data,
>  	igt_assert_eq(igt_buf_height(buf), igt_buf_height(ref));
>  	igt_assert_eq(buf->bo->size, ref->bo->size);
>  
> -	linear = linear_copy(data, buf);
> +	linear = alloc_aligned(buf->bo->size);
> +	igt_buf_to_linear(data->bmgr, buf, linear);
>  	buf_val = linear[y * width + x];
>  	free(linear);
>  
> -	linear = linear_copy(data, ref);
> +	linear = alloc_aligned(ref->bo->size);
> +	igt_buf_to_linear(data->bmgr, buf, linear);
>  	ref_val = linear[y * width + x];
>  	free(linear);
>  
> @@ -559,8 +324,10 @@ scratch_buf_check_all(data_t *data,
>  	igt_assert_eq(igt_buf_height(buf), igt_buf_height(ref));
>  	igt_assert_eq(buf->bo->size, ref->bo->size);
>  
> -	linear_buf = linear_copy(data, buf);
> -	linear_ref = linear_copy(data, ref);
> +	linear_buf = alloc_aligned(buf->bo->size);
> +	linear_ref = alloc_aligned(ref->bo->size);
> +	igt_buf_to_linear(data->bmgr, buf, linear_buf);
> +	igt_buf_to_linear(data->bmgr, ref, linear_ref);
>  
>  	for (int y = 0; y < height; y++) {
>  		for (int x = 0; x < width; x++) {
> @@ -577,25 +344,49 @@ scratch_buf_check_all(data_t *data,
>  	free(linear_buf);
>  }
>  
> -static void scratch_buf_aux_check(data_t *data,
> +static void scratch_buf_ccs_check(data_t *data,
>  				  struct igt_buf *buf)
>  {
> -	int aux_size = scratch_buf_aux_width(data->devid, buf) *
> -		scratch_buf_aux_height(data->devid, buf);
> +	int gen = intel_gen(data->devid);
> +	int ccs_size = igt_buf_intel_ccs_width(gen, buf) *
> +		igt_buf_intel_ccs_height(gen, buf);
>  	uint8_t *linear;
>  	int i;
>  
> -	linear = linear_copy_aux(data, buf);
> +	linear = linear_copy_ccs(data, buf);
>  
> -	for (i = 0; i < aux_size; i++) {
> +	for (i = 0; i < ccs_size; i++) {
>  		if (linear[i])
>  			break;
>  	}
>  
>  	free(linear);
>  
> -	igt_assert_f(i < aux_size,
> -		     "Aux surface indicates that nothing was compressed\n");
> +	igt_assert_f(i < ccs_size,
> +		     "Ccs surface indicates that nothing was compressed\n");
> +}
> +
> +static void
> +dump_igt_buf_to_file(data_t *data, struct igt_buf *buf, const char *filename)
> +{
> +	FILE *out;
> +	void *linear;
> +
> +	gem_set_domain(data->drm_fd, buf->bo->handle,
> +		       I915_GEM_DOMAIN_CPU, 0);
> +
> +	linear = __gem_mmap_offset__cpu(data->drm_fd, buf->bo->handle, 0,
> +					buf->bo->size, PROT_READ);
> +	if (!linear)
> +		linear = gem_mmap__cpu(data->drm_fd, buf->bo->handle, 0,
> +				       buf->bo->size, PROT_READ);
> +	out = fopen(filename, "wb");
> +	igt_assert(out);
> +	fwrite(linear, buf->bo->size, 1, out);
> +	fclose(out);
> +
> +	munmap(linear, buf->bo->size);
> +
>  }
>  
>  #define SOURCE_MIXED_TILED	1
> @@ -671,6 +462,7 @@ static void test(data_t *data, uint32_t src_tiling, uint32_t dst_tiling,
>  				 I915_COMPRESSION_NONE);
>  	scratch_buf_init(data, &dst, WIDTH, HEIGHT, dst_tiling,
>  			 I915_COMPRESSION_NONE);
> +
>  	if (src_compressed)
>  		scratch_buf_init(data, &src_ccs, WIDTH, HEIGHT,
>  				 src_tiling, src_compression);
> @@ -683,7 +475,8 @@ static void test(data_t *data, uint32_t src_tiling, uint32_t dst_tiling,
>  	for (int i = 0; i < num_src; i++)
>  		scratch_buf_draw_pattern(data, &src[i].buf,
>  					 0, 0, WIDTH, HEIGHT,
> -					 0, 0, WIDTH, HEIGHT, true);
> +					 0, 0, WIDTH, HEIGHT, (i % 2));

Looks like an unrelated change.

> +
>  	scratch_buf_draw_pattern(data, &dst,
>  				 0, 0, WIDTH, HEIGHT,
>  				 0, 0, WIDTH, HEIGHT, false);
> @@ -742,15 +535,29 @@ static void test(data_t *data, uint32_t src_tiling, uint32_t dst_tiling,
>  					  &dst, 0, 0);
>  
>  	} else {
> -		if (src_compression == I915_COMPRESSION_RENDER)
> +		if (src_compression == I915_COMPRESSION_RENDER) {
>  			data->render_copy(data->batch, NULL,
>  					  &src_tiled, 0, 0, WIDTH, HEIGHT,
>  					  &src_ccs,
>  					  0, 0);
> -		else if (src_compression == I915_COMPRESSION_MEDIA)
> +			if (dump_compressed_src_buf) {
> +				dump_igt_buf_to_file(data, &src_tiled,
> +						     "render-src_tiled.bin");
> +				dump_igt_buf_to_file(data, &src_ccs,
> +						     "render-src_ccs.bin");

Looks like an unrelated change. With this we'd write a png for some
buffers while a bin file for others, that should be more consistent imo.

> +			}
> +		}
> +		else if (src_compression == I915_COMPRESSION_MEDIA) {
>  			data->vebox_copy(data->batch,
>  					 &src_tiled, WIDTH, HEIGHT,
>  					 &src_ccs);
> +			if (dump_compressed_src_buf) {
> +				dump_igt_buf_to_file(data, &src_tiled,
> +						     "vebox-src_tiled.bin");
> +				dump_igt_buf_to_file(data, &src_ccs,
> +						     "vebox-src_ccs.bin");
> +			}
> +		}
>  
>  		if (dst_compression == I915_COMPRESSION_RENDER) {
>  			data->render_copy(data->batch, NULL,
> @@ -793,14 +600,14 @@ static void test(data_t *data, uint32_t src_tiling, uint32_t dst_tiling,
>  		if (src_compressed) {
>  			scratch_buf_write_to_png(data, &src_ccs,
>  						 "compressed-src.png");
> -			scratch_buf_aux_write_to_png(data, &src_ccs,
> -						     "compressed-src-aux.png");
> +			scratch_buf_ccs_write_to_png(data, &src_ccs,
> +						     "compressed-src-ccs.png");
>  		}
>  		if (dst_compressed) {
>  			scratch_buf_write_to_png(data, &dst_ccs,
>  						 "compressed-dst.png");
> -			scratch_buf_aux_write_to_png(data, &dst_ccs,
> -						     "compressed-dst-aux.png");
> +			scratch_buf_ccs_write_to_png(data, &dst_ccs,
> +						     "compressed-dst-ccs.png");
>  		}
>  	}
>  
> @@ -819,9 +626,9 @@ static void test(data_t *data, uint32_t src_tiling, uint32_t dst_tiling,
>  	}
>  
>  	if (src_compressed)
> -		scratch_buf_aux_check(data, &src_ccs);
> +		scratch_buf_ccs_check(data, &src_ccs);
>  	if (dst_compressed)
> -		scratch_buf_aux_check(data, &dst_ccs);
> +		scratch_buf_ccs_check(data, &dst_ccs);
>  
>  	scratch_buf_fini(&ref);
>  	if (dst_compressed)
> @@ -1054,6 +861,9 @@ igt_main_args("da", NULL, help_str, opt_handler, NULL)
>  		data.batch = intel_batchbuffer_alloc(data.bufmgr, data.devid);
>  		igt_assert(data.batch);
>  
> +		data.bmgr = rendercopy_bufmgr_create(data.drm_fd, data.bufmgr);
> +		igt_assert(data.bmgr);
> +
>  		igt_fork_hang_detector(data.drm_fd);
>  	}
>  
> @@ -1107,5 +917,6 @@ igt_main_args("da", NULL, help_str, opt_handler, NULL)
>  		igt_stop_hang_detector();
>  		intel_batchbuffer_free(data.batch);
>  		drm_intel_bufmgr_destroy(data.bufmgr);
> +		rendercopy_bufmgr_destroy(data.bmgr);
>  	}
>  }
> -- 
> 2.23.0
> 
> _______________________________________________
> igt-dev mailing list
> igt-dev at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/igt-dev


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