From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Tvrtko Ursulin To: igt-dev@lists.freedesktop.org, Intel-gfx@lists.freedesktop.org Date: Mon, 25 Sep 2023 14:15:39 +0100 Message-Id: <20230925131539.32743-1-tvrtko.ursulin@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [igt-dev] [RFC/CI] prime_vgem: Add mmap forwarding tests List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" List-ID: From: Tvrtko Ursulin ... Signed-off-by: Tvrtko Ursulin --- tests/prime_vgem.c | 45 +++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 41 insertions(+), 4 deletions(-) diff --git a/tests/prime_vgem.c b/tests/prime_vgem.c index 876e04ed02a1..29eb7eccad61 100644 --- a/tests/prime_vgem.c +++ b/tests/prime_vgem.c @@ -72,6 +72,21 @@ * Feature: gtt, prime * Run type: BAT * + * SUBTEST: forwarded-wc + * Description: Examine access path through imported buffer mmap forwarding + * Feature: mmap, prime + * Run type: FULL + * + * SUBTEST: forwarded-uc + * Description: Examine access path through imported buffer mmap forwarding + * Feature: mmap, prime + * Run type: FULL + * + * SUBTEST: forwarded-wb + * Description: Examine access path through imported buffer mmap forwarding + * Feature: mmap, prime + * Run type: FULL + * * SUBTEST: basic-read * Description: Examine read access path. * Feature: gtt, prime @@ -420,7 +435,7 @@ static void test_write(int vgem, int i915) munmap(ptr, scratch.size); } -static void test_gtt(int vgem, int i915) +static void test_mmap_offset(int vgem, int i915, unsigned int flags) { struct vgem_bo scratch; uint32_t handle; @@ -436,7 +451,16 @@ static void test_gtt(int vgem, int i915) handle = prime_fd_to_handle(i915, dmabuf); close(dmabuf); - ptr = gem_mmap__gtt(i915, handle, scratch.size, PROT_WRITE); + ptr = __gem_mmap_offset(i915, handle, 0, scratch.size, PROT_WRITE, + flags); + if (flags == I915_MMAP_OFFSET_GTT) { + /* Only allowed to fail if no aperture. */ + igt_require(ptr || !gem_mappable_aperture_size(i915)); + + } else { + /* Skip on old kernels. */ + igt_require(ptr); + } for (i = 0; i < 1024; i++) ptr[1024*i] = i; munmap(ptr, scratch.size); @@ -448,7 +472,8 @@ static void test_gtt(int vgem, int i915) } munmap(ptr, scratch.size); - ptr = gem_mmap__gtt(i915, handle, scratch.size, PROT_READ); + ptr = __gem_mmap_offset(i915, handle, 0, scratch.size, PROT_READ, + flags); for (i = 0; i < 1024; i++) igt_assert_eq(ptr[1024*i], ~i); munmap(ptr, scratch.size); @@ -1225,9 +1250,21 @@ igt_main igt_describe("Examine access path through GTT."); igt_subtest("basic-gtt") { gem_require_mappable_ggtt(i915); - test_gtt(vgem, i915); + test_mmap_offset(vgem, i915, I915_MMAP_OFFSET_GTT); } + igt_describe("Examine access path through mmap forwarding."); + igt_subtest("forwarded-wc") + test_mmap_offset(vgem, i915, I915_MMAP_OFFSET_WC); + + igt_describe("Examine access path through mmap forwarding."); + igt_subtest("forwarded-uc") + test_mmap_offset(vgem, i915, I915_MMAP_OFFSET_UC); + + igt_describe("Examine access path through mmap forwarding."); + igt_subtest("forwarded-wb") + test_mmap_offset(vgem, i915, I915_MMAP_OFFSET_WB); + igt_describe("Examine blitter access path."); igt_subtest("basic-blt") test_blt(vgem, i915); -- 2.39.2