From 3be8eddd9d58a925b461b582fa5aa422a9c145ee Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Tue, 25 Jul 2017 09:27:33 -0700 Subject: drm/vc4: Add exec flags to allow forcing a specific X/Y tile walk order. This is useful to allow GL to provide defined results for overlapping glBlitFramebuffer, which X11 in turn uses to accelerate uncomposited window movement without first blitting to a temporary. x11perf -copywinwin100 goes from 1850/sec to 4850/sec. v2: Default to the same behavior as before when the flags aren't passed. (suggested by Boris) Signed-off-by: Eric Anholt Link: https://patchwork.freedesktop.org/patch/msgid/20170725162733.28007-2-eric@anholt.net Reviewed-by: Boris Brezillon --- drivers/gpu/drm/vc4/vc4_gem.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/vc4/vc4_gem.c') diff --git a/drivers/gpu/drm/vc4/vc4_gem.c b/drivers/gpu/drm/vc4/vc4_gem.c index 22a55cff7e64..d0c6bfb68c4e 100644 --- a/drivers/gpu/drm/vc4/vc4_gem.c +++ b/drivers/gpu/drm/vc4/vc4_gem.c @@ -1007,7 +1007,10 @@ vc4_submit_cl_ioctl(struct drm_device *dev, void *data, struct ww_acquire_ctx acquire_ctx; int ret = 0; - if ((args->flags & ~VC4_SUBMIT_CL_USE_CLEAR_COLOR) != 0) { + if ((args->flags & ~(VC4_SUBMIT_CL_USE_CLEAR_COLOR | + VC4_SUBMIT_CL_FIXED_RCL_ORDER | + VC4_SUBMIT_CL_RCL_ORDER_INCREASING_X | + VC4_SUBMIT_CL_RCL_ORDER_INCREASING_Y)) != 0) { DRM_DEBUG("Unknown flags: 0x%02x\n", args->flags); return -EINVAL; } -- cgit v1.2.1