[igt-dev] [RFC i-g-t 04/11] Perform a regular 3d copy as a control checkpoint
Alan Previn
alan.previn.teres.alexis at intel.com
Tue Mar 2 22:53:27 UTC 2021
As a control checkpoint, allocate buffers to be used
as texture and render target in the 3d engine for a
regular src to dest copy blit and verify buffer pixels.
Signed-off-by: Alan Previn <alan.previn.teres.alexis at intel.com>
---
tests/i915/i915_pxp.c | 181 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 181 insertions(+)
diff --git a/tests/i915/i915_pxp.c b/tests/i915/i915_pxp.c
index 40a817b2..f12ca3d5 100644
--- a/tests/i915/i915_pxp.c
+++ b/tests/i915/i915_pxp.c
@@ -28,6 +28,11 @@ IGT_TEST_DESCRIPTION("Test PXP (Protected Xe Path), which is the component "
#define CTX_MODIFY_PROTECTED_BOTHPARAMS_TO_INVALID 8
#define CTX_MODIFY_UNPROTECTED_BOTHPARAMS_TO_VALID 9
+/* test-configs for protected rendering operations */
+#define COPY3D_BASELINE_SRC_TO_DST 1
+#define COPY3D_PROTECTED_SRC_TO_PROTDST 2
+#define COPY3D_PROTECTED_PROTSRC_TO_PROTDST 3
+
static bool is_pxp_hw_supported(int i915)
{
uint32_t gen;
@@ -333,10 +338,172 @@ static void test_create_protected_context(int i915, uint32_t test_cfg)
}
}
+static void fill_bo_content(int i915, uint32_t bo,
+ uint32_t size, uint32_t initcolor)
+{
+ uint32_t *ptr, *ptrtmp;
+ int loop = 0;
+
+ ptr = gem_mmap__cpu_coherent(i915, bo, 0,
+ size, PROT_WRITE);
+ igt_assert(ptr);
+ ptrtmp = ptr;
+
+ /* read and count all dword matches till size */
+ while (loop++ < (size/4)) {
+ *ptrtmp = initcolor;
+ ++ptrtmp;
+ }
+
+ igt_assert(gem_munmap(ptr, size) == 0);
+}
+
+#define COMPARE_COLOR_READIBLE 1
+#define COMPARE_COLOR_UNREADIBLE 2
+#define COMPARE_N_PIXELS_VERBOSELY 0
+static void assert_bo_content_check(int i915, uint32_t bo,
+ int compare_op, uint32_t size, uint32_t color)
+{
+ uint32_t *ptr, *ptrtmp;
+ int loop = 0, num_matches = 0;
+ uint32_t value;
+ bool op_readible = (compare_op == COMPARE_COLOR_READIBLE);
+
+ ptr = gem_mmap__cpu_coherent(i915, bo, 0,
+ size, PROT_READ);
+ igt_assert(ptr);
+ ptrtmp = ptr;
+
+ if (COMPARE_N_PIXELS_VERBOSELY) {
+ igt_info("--------->>>\n");
+ while (loop < COMPARE_N_PIXELS_VERBOSELY && loop < (size/4)) {
+ value = *ptrtmp;
+ igt_info("Color read = 0x%08x ", value);
+ igt_info("expected %c= 0x%08x)\n",
+ op_readible?'=':'!', color);
+ ++ptrtmp;
+ ++loop;
+ }
+ igt_info("<<<---------\n");
+ ptrtmp = ptr;
+ loop = 0;
+ }
+
+ /*count all pixels for matches */
+ while (loop++ < (size/4)) {
+ value = *ptrtmp;
+ if (value == color)
+ ++num_matches;
+ ++ptrtmp;
+ }
+
+ if (op_readible)
+ igt_assert_eq(num_matches, (size/4));
+ else
+ igt_assert_eq(num_matches, 0);
+
+ igt_assert(gem_munmap(ptr, size) == 0);
+}
+
+static uint32_t alloc_and_fill_dest_buff(int i915, bool protected,
+ uint32_t size, uint32_t init_color)
+{
+ uint32_t bo;
+
+ bo = create_protected_bo(i915, size,
+ protected, protected, 0);
+ igt_assert(bo);
+ fill_bo_content(i915, bo, size, init_color);
+ assert_bo_content_check(i915, bo, COMPARE_COLOR_READIBLE,
+ size, init_color);
+
+ return bo;
+}
+
+/* Rendering tests surface attributes, keep it simple:
+ * page aligned width==stride, thus, and size
+ */
+#define TSTSURF_WIDTH 1024
+#define TSTSURF_HEIGHT 128
+#define TSTSURF_BYTESPP 4
+#define TSTSURF_STRIDE (TSTSURF_WIDTH*TSTSURF_BYTESPP)
+#define TSTSURF_SIZE (TSTSURF_STRIDE*TSTSURF_HEIGHT)
+#define TSTSURF_FILLCOLOR1 0xfaceface
+#define TSTSURF_INITCOLOR1 0x12341234
+
+static void test_render_protected_buffer(int i915, uint32_t test_cfg)
+{
+ uint32_t ctx, srcbo, dstbo;
+ struct intel_buf *srcbuf, *dstbuf;
+ struct buf_ops *bops;
+ struct intel_bb *ibb;
+ uint32_t devid;
+ igt_render_copyfunc_t rendercopy;
+
+ devid = intel_get_drm_devid(i915);
+ igt_assert(devid);
+
+ rendercopy = igt_get_render_copyfunc(devid);
+ igt_assert(rendercopy);
+
+ bops = buf_ops_create(i915);
+ igt_assert(bops);
+
+ switch (test_cfg) {
+ case COPY3D_BASELINE_SRC_TO_DST:
+ /* Perform a regular 3d copy as a control checkpoint */
+ ctx = create_protected_ctx(i915, false, false,
+ false, false, 0);
+ assert_ctx_protected_param(i915, ctx, false);
+
+ dstbo = alloc_and_fill_dest_buff(i915, false,
+ TSTSURF_SIZE, TSTSURF_INITCOLOR1);
+ dstbuf = intel_buf_create_using_handle(bops, dstbo,
+ TSTSURF_WIDTH, TSTSURF_HEIGHT,
+ TSTSURF_BYTESPP*8, 0, I915_TILING_NONE, 0);
+
+ srcbo = alloc_and_fill_dest_buff(i915, false,
+ TSTSURF_SIZE, TSTSURF_FILLCOLOR1);
+ srcbuf = intel_buf_create_using_handle(bops, srcbo,
+ TSTSURF_WIDTH, TSTSURF_HEIGHT,
+ TSTSURF_BYTESPP*8, 0, I915_TILING_NONE, 0);
+
+ ibb = intel_bb_create_with_context(i915, ctx, 4096);
+ igt_assert(ibb);
+
+ gen12_render_copyfunc(ibb,
+ srcbuf, 0, 0,
+ TSTSURF_WIDTH, TSTSURF_HEIGHT,
+ dstbuf, 0, 0);
+ gem_sync(i915, dstbo);
+
+ assert_bo_content_check(i915, dstbo, COMPARE_COLOR_READIBLE,
+ TSTSURF_SIZE, TSTSURF_FILLCOLOR1);
+
+ intel_bb_destroy(ibb);
+ intel_buf_destroy(srcbuf);
+ gem_close(i915, srcbo);
+ intel_buf_destroy(dstbuf);
+ gem_close(i915, dstbo);
+ gem_context_destroy(i915, ctx);
+ break;
+
+ default:
+ igt_info("Skipping unknown render test_cfg = %d\n",
+ test_cfg);
+ break;
+ }
+
+ buf_ops_destroy(bops);
+}
+
+
igt_main
{
int i915 = -1;
bool pxp_supported = false;
+ igt_render_copyfunc_t rendercopy = NULL;
+ uint32_t devid = 0;
igt_fixture
{
@@ -403,6 +570,20 @@ igt_main
i915,
CTX_MODIFY_PROTECTED_BOTHPARAMS_TO_INVALID);
}
+ igt_subtest_group {
+ igt_fixture {
+ igt_require(pxp_supported);
+ devid = intel_get_drm_devid(i915);
+ igt_assert(devid);
+ rendercopy = igt_get_render_copyfunc(devid);
+ igt_require(rendercopy);
+ }
+
+ igt_describe("Verify protected render operations:");
+ igt_subtest("regular-baseline-src-copy-readible")
+ test_render_protected_buffer(i915,
+ COPY3D_BASELINE_SRC_TO_DST);
+ }
igt_fixture {
close(i915);
--
2.25.1
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