From: Paulo Zanoni Date: Tue, 30 Jan 2018 11:49:18 -0200 Subject: drm/i915/icl: allow the reg_read ioctl to read the RCS TIMESTAMP register Git-commit: 164daaf23c97d949ff6642584c1770b1f9b8974a Patch-mainline: v4.17-rc1 References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166 This enables the Mesa driver to advertise support for ARB_timer_query, and thus an OpenGL version higher than 3.2. Based on the CNL patch by Nanley Chery. v2: Rebase. Cc: Anuj Phogat Cc: Nanley Chery Cc: Rodrigo Vivi Requested-by: Anuj Phogat Tested-by: Anuj Phogat Reviewed-by: Rodrigo Vivi Signed-off-by: Paulo Zanoni Link: https://patchwork.freedesktop.org/patch/msgid/20180130134918.32283-10-paulo.r.zanoni@intel.com Acked-by: Petr Tesarik --- drivers/gpu/drm/i915/intel_uncore.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -1452,7 +1452,7 @@ static const struct reg_whitelist { } reg_read_whitelist[] = { { .offset_ldw = RING_TIMESTAMP(RENDER_RING_BASE), .offset_udw = RING_TIMESTAMP_UDW(RENDER_RING_BASE), - .gen_mask = INTEL_GEN_MASK(4, 10), + .gen_mask = INTEL_GEN_MASK(4, 11), .size = 8 } };