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path: root/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_calc.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_calc.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_calc.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_calc.c b/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_calc.c
index 8ba962df42e6..325dd2b757d6 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_calc.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_calc.c
@@ -27,6 +27,15 @@
#include "display_mode_vba.h"
#include "display_rq_dlg_calc.h"
+/*
+ * NOTE:
+ * This file is gcc-parseable HW gospel, coming straight from HW engineers.
+ *
+ * It doesn't adhere to Linux kernel style and sometimes will do things in odd
+ * ways. Unless there is something clearly wrong with it the code should
+ * remain as-is as it provides us with a guarantee from HW that it is correct.
+ */
+
static void calculate_ttu_cursor(struct display_mode_lib *mode_lib,
double *refcyc_per_req_delivery_pre_cur,
double *refcyc_per_req_delivery_cur,