[Intel-gfx] [PATCH 2/2] drm/i915/gt: Re-work invalidate_csb_entries

Michael Cheng
2022-01-27T23:41:28Z

Re-work invalidate_csb_entries to use drm_clflush_virt_range. This will
prevent compiler errors when building for non-x86 architectures.

Signed-off-by: Michael Cheng <michael.cheng@intel.com>
---
drivers/gpu/drm/i915/gt/intel_execlists_submission.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c
index 960a9aaf4f3a..90b5daf9433d 100644
--- a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c
+++ b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c
@@ -1647,8 +1647,8 @@ cancel_port_requests(struct intel_engine_execlists * const execlists,

static void invalidate_csb_entries(const u64 *first, const u64 *last)
{
- clflush((void *)first);
- clflush((void *)last);
+ drm_clflush_virt_range((void *)first, sizeof(*first));
+ drm_clflush_virt_range((void *)last, sizeof(*last));
}

/*
--
2.25.1