This updates the checking of disallowed loads to set a distinguishable value before the load and explicitly check the load was a NOOP by reading back the final value.
Signed-off-by: Robert Bragg <[email protected]> Reviewed-by: Matthew Auld <[email protected]> --- tests/gem_exec_parse.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/tests/gem_exec_parse.c b/tests/gem_exec_parse.c index 5c67e12..2bc6340 100644 --- a/tests/gem_exec_parse.c +++ b/tests/gem_exec_parse.c @@ -341,6 +341,7 @@ static void hsw_load_register_reg(void) }; int fd; uint32_t handle; + int bad_lrr_errno = parser_version >= 8 ? 0 : -EINVAL; /* Open again to get a non-master file descriptor */ fd = drm_open_driver(DRIVER_INTEL); @@ -371,10 +372,21 @@ static void hsw_load_register_reg(void) } for (int i = 0 ; i < ARRAY_SIZE(disallowed_regs); i++) { + exec_batch(fd, handle, init_gpr0, sizeof(init_gpr0), + I915_EXEC_RENDER, + 0); + exec_batch_patched(fd, handle, + store_gpr0, sizeof(store_gpr0), + 2 * sizeof(uint32_t), /* reloc */ + 0xabcdabc0); do_lrr[1] = disallowed_regs[i]; exec_batch(fd, handle, do_lrr, sizeof(do_lrr), I915_EXEC_RENDER, - -EINVAL); + bad_lrr_errno); + exec_batch_patched(fd, handle, + store_gpr0, sizeof(store_gpr0), + 2 * sizeof(uint32_t), /* reloc */ + 0xabcdabc0); } close(fd); -- 2.10.1 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
