[igt-dev] [PATCH i-g-t v24 12/36] lib/intel_bufops: Change size from 32->64 bit

[Zbigniew Kempczyński]

1. Buffer size from 32 -> 64 bit was changed to be consistent
   with drm code.
2. Remember buffer creation size to avoid recalculation.

Signed-off-by: Zbigniew Kempczyński <zbigniew.kempczynski at intel.com>
Cc: Dominik Grzegorzek <dominik.grzegorzek at intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
---
 lib/intel_bufops.c        | 17 ++++++++---------
 lib/intel_bufops.h        |  7 +++++--
 tests/i915/api_intel_bb.c |  6 +++---
 3 files changed, 16 insertions(+), 14 deletions(-)

diff --git a/lib/intel_bufops.c b/lib/intel_bufops.c
index a50035e40..eb5ac4dad 100644
--- a/lib/intel_bufops.c
+++ b/lib/intel_bufops.c
@@ -711,7 +711,7 @@ static void __intel_buf_init(struct buf_ops *bops,
 			     uint32_t req_tiling, uint32_t compression)
 {
 	uint32_t tiling = req_tiling;
-	uint32_t size;
+	uint64_t size;
 	uint32_t devid;
 	int tile_width;
 	int align_h = 1;
@@ -776,6 +776,9 @@ static void __intel_buf_init(struct buf_ops *bops,
 		size = buf->surface[0].stride * ALIGN(height, align_h);
 	}
 
+	/* Store real bo size to avoid mistakes in calculating it again */
+	buf->size = size;
+
 	if (handle)
 		buf->handle = handle;
 	else
@@ -1001,8 +1004,8 @@ void intel_buf_flush_and_unmap(struct intel_buf *buf)
 void intel_buf_print(const struct intel_buf *buf)
 {
 	igt_info("[name: %s]\n", buf->name);
-	igt_info("[%u]: w: %u, h: %u, stride: %u, size: %u, bo-size: %u, "
-		 "bpp: %u, tiling: %u, compress: %u\n",
+	igt_info("[%u]: w: %u, h: %u, stride: %u, size: %" PRIx64
+		 ", bo-size: %" PRIx64 ", bpp: %u, tiling: %u, compress: %u\n",
 		 buf->handle, intel_buf_width(buf), intel_buf_height(buf),
 		 buf->surface[0].stride, buf->surface[0].size,
 		 intel_buf_bo_size(buf), buf->bpp,
@@ -1208,13 +1211,9 @@ static void idempotency_selftest(struct buf_ops *bops, uint32_t tiling)
 	buf_ops_set_software_tiling(bops, tiling, false);
 }
 
-uint32_t intel_buf_bo_size(const struct intel_buf *buf)
+uint64_t intel_buf_bo_size(const struct intel_buf *buf)
 {
-	int offset = CCS_OFFSET(buf) ?: buf->surface[0].size;
-	int ccs_size =
-		buf->compression ? CCS_SIZE(buf->bops->intel_gen, buf) : 0;
-
-	return offset + ccs_size;
+	return buf->size;
 }
 
 static struct buf_ops *__buf_ops_create(int fd, bool check_idempotency)
diff --git a/lib/intel_bufops.h b/lib/intel_bufops.h
index 8debe7f22..5619fc6fa 100644
--- a/lib/intel_bufops.h
+++ b/lib/intel_bufops.h
@@ -9,10 +9,13 @@ struct buf_ops;
 
 #define INTEL_BUF_INVALID_ADDRESS (-1ull)
 #define INTEL_BUF_NAME_MAXSIZE 32
+#define INVALID_ADDR(x) ((x) == INTEL_BUF_INVALID_ADDRESS)
+
 struct intel_buf {
 	struct buf_ops *bops;
 	bool is_owner;
 	uint32_t handle;
+	uint64_t size;
 	uint32_t tiling;
 	uint32_t bpp;
 	uint32_t compression;
@@ -23,7 +26,7 @@ struct intel_buf {
 	struct {
 		uint32_t offset;
 		uint32_t stride;
-		uint32_t size;
+		uint64_t size;
 	} surface[2];
 	struct {
 		uint32_t offset;
@@ -88,7 +91,7 @@ intel_buf_ccs_height(int gen, const struct intel_buf *buf)
 	return DIV_ROUND_UP(intel_buf_height(buf), 512) * 32;
 }
 
-uint32_t intel_buf_bo_size(const struct intel_buf *buf);
+uint64_t intel_buf_bo_size(const struct intel_buf *buf);
 
 struct buf_ops *buf_ops_create(int fd);
 struct buf_ops *buf_ops_create_with_selftest(int fd);
diff --git a/tests/i915/api_intel_bb.c b/tests/i915/api_intel_bb.c
index cc1d1be6e..14bfeadb3 100644
--- a/tests/i915/api_intel_bb.c
+++ b/tests/i915/api_intel_bb.c
@@ -123,9 +123,9 @@ static void print_buf(struct intel_buf *buf, const char *name)
 
 	ptr = gem_mmap__device_coherent(i915, buf->handle, 0,
 					buf->surface[0].size, PROT_READ);
-	igt_debug("[%s] Buf handle: %d, size: %d, v: 0x%02x, presumed_addr: %p\n",
+	igt_debug("[%s] Buf handle: %d, size: %" PRIx64 ", v: 0x%02x, presumed_addr: %p\n",
 		  name, buf->handle, buf->surface[0].size, ptr[0],
-			from_user_pointer(buf->addr.offset));
+		  from_user_pointer(buf->addr.offset));
 	munmap(ptr, buf->surface[0].size);
 }
 
@@ -677,7 +677,7 @@ static int dump_base64(const char *name, struct intel_buf *buf)
 	if (ret != Z_OK) {
 		igt_warn("error compressing, ret: %d\n", ret);
 	} else {
-		igt_info("compressed %u -> %lu\n",
+		igt_info("compressed %" PRIx64 " -> %lu\n",
 			 buf->surface[0].size, outsize);
 
 		igt_info("--- %s ---\n", name);
-- 
2.26.0