[igt-dev] [PATCH i-g-t v13 08/16] Add subtest to copy raw source to protected dest
Alan Previn
alan.previn.teres.alexis at intel.com
Tue Oct 5 15:10:14 UTC 2021
Add subtest to 3d-copy raw source buffer (with
known readible content) to a destination buffer
marked as protected with a protected session using
default session keys. The destination buffer is
verified to be different from the source (when
read via CPU) because its encrypted.
Signed-off-by: Alan Previn <alan.previn.teres.alexis at intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
---
tests/i915/gem_pxp.c | 55 ++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 55 insertions(+)
diff --git a/tests/i915/gem_pxp.c b/tests/i915/gem_pxp.c
index 272de57b..9c7de6b0 100644
--- a/tests/i915/gem_pxp.c
+++ b/tests/i915/gem_pxp.c
@@ -378,7 +378,9 @@ static uint32_t alloc_and_fill_dest_buff(int i915, bool protected, uint32_t size
#define TSTSURF_STRIDE (TSTSURF_WIDTH*TSTSURF_BYTESPP)
#define TSTSURF_SIZE (TSTSURF_STRIDE*TSTSURF_HEIGHT)
#define TSTSURF_FILLCOLOR1 0xfaceface
+#define TSTSURF_FILLCOLOR2 0xdeaddead
#define TSTSURF_INITCOLOR1 0x12341234
+#define TSTSURF_INITCOLOR2 0x56785678
static void test_render_baseline(int i915)
{
@@ -424,6 +426,57 @@ static void test_render_baseline(int i915)
buf_ops_destroy(bops);
}
+static void test_render_pxp_src_to_protdest(int i915)
+{
+ uint32_t ctx, srcbo, dstbo;
+ struct intel_buf *srcbuf, *dstbuf;
+ struct buf_ops *bops;
+ struct intel_bb *ibb;
+ uint32_t devid;
+ int ret;
+
+ devid = intel_get_drm_devid(i915);
+ igt_assert(devid);
+
+ bops = buf_ops_create(i915);
+ igt_assert(bops);
+
+ /*
+ * Perform a protected render operation but only label
+ * the dest as protected. After rendering, the content
+ * should be encrypted
+ */
+ ret = create_ctx_with_params(i915, true, true, true, false, &ctx);
+ igt_assert_eq(ret, 0);
+ igt_assert_eq(get_ctx_protected_param(i915, ctx), 1);
+ ibb = intel_bb_create_with_context(i915, ctx, 4096);
+ igt_assert(ibb);
+ intel_bb_set_pxp(ibb, true, DISPLAY_APPTYPE, I915_PROTECTED_CONTENT_DEFAULT_SESSION);
+
+ dstbo = alloc_and_fill_dest_buff(i915, true, TSTSURF_SIZE, TSTSURF_INITCOLOR2);
+ dstbuf = intel_buf_create_using_handle(bops, dstbo, TSTSURF_WIDTH, TSTSURF_HEIGHT,
+ TSTSURF_BYTESPP*8, 0, I915_TILING_NONE, 0);
+ intel_buf_set_pxp(dstbuf, true);
+
+ srcbo = alloc_and_fill_dest_buff(i915, false, TSTSURF_SIZE, TSTSURF_FILLCOLOR2);
+ srcbuf = intel_buf_create_using_handle(bops, srcbo, TSTSURF_WIDTH, TSTSURF_HEIGHT,
+ TSTSURF_BYTESPP*8, 0, I915_TILING_NONE, 0);
+
+ 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_UNREADIBLE,
+ TSTSURF_SIZE, TSTSURF_FILLCOLOR2);
+
+ 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);
+ buf_ops_destroy(bops);
+}
+
igt_main
{
int i915 = -1;
@@ -495,6 +548,8 @@ igt_main
igt_describe("Verify protected render operations:");
igt_subtest("regular-baseline-src-copy-readible")
test_render_baseline(i915);
+ igt_subtest("protected-raw-src-copy-not-readible")
+ test_render_pxp_src_to_protdest(i915);
}
igt_fixture {
--
2.25.1
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