<div dir="auto"><div>Hi Harry, couldn't a simple isnan() macro be used? Also a question below.</div><div dir="auto"><div class="gmail_extra" dir="auto"><br><div class="gmail_quote">Den 11 okt. 2017 17:01 skrev "Harry Wentland" <<a href="mailto:harry.wentland@amd.com">harry.wentland@amd.com</a>>:<br type="attribution"><blockquote class="quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">This is confusing as-is and really needs a comment.<br>
<br>
Signed-off-by: Harry Wentland <<a href="mailto:harry.wentland@amd.com">harry.wentland@amd.com</a>><br>
---<br>
drivers/gpu/drm/amd/display/<wbr>dc/calcs/dcn_calc_math.c | 4 ++++<br>
1 file changed, 4 insertions(+)<br>
<br>
diff --git a/drivers/gpu/drm/amd/display/<wbr>dc/calcs/dcn_calc_math.c b/drivers/gpu/drm/amd/display/<wbr>dc/calcs/dcn_calc_math.c<br>
index b6abe0f3bb15..f95dc4ff9a23 100644<br>
--- a/drivers/gpu/drm/amd/display/<wbr>dc/calcs/dcn_calc_math.c<br>
+++ b/drivers/gpu/drm/amd/display/<wbr>dc/calcs/dcn_calc_math.c<br>
@@ -27,6 +27,7 @@<br>
<br>
float dcn_bw_mod(const float arg1, const float arg2)<br>
{<br>
+ /* NaN checks */<br>
if (arg1 != arg1)<br>
return arg2;<br>
if (arg2 != arg2)<br>
@@ -36,6 +37,7 @@ float dcn_bw_mod(const float arg1, const float arg2)<br>
<br>
float dcn_bw_min2(const float arg1, const float arg2)<br>
{<br>
+ /* NaN checks */<br>
if (arg1 != arg1)<br>
return arg2;<br>
if (arg2 != arg2)<br>
@@ -45,6 +47,7 @@ float dcn_bw_min2(const float arg1, const float arg2)<br>
<br>
unsigned int dcn_bw_max(const unsigned int arg1, const unsigned int arg2)<br>
{<br>
+ /* NaN checks */<br></blockquote></div></div></div><div dir="auto"><br></div><div dir="auto">How can the int arguments be NaN?</div><div dir="auto"><br></div><div dir="auto">BR</div><div dir="auto">Nils</div><div dir="auto"><br></div><div dir="auto"><div class="gmail_extra"><div class="gmail_quote"><blockquote class="quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
if (arg1 != arg1)<br>
return arg2;<br>
if (arg2 != arg2)<br>
@@ -53,6 +56,7 @@ unsigned int dcn_bw_max(const unsigned int arg1, const unsigned int arg2)<br>
}<br>
float dcn_bw_max2(const float arg1, const float arg2)<br>
{<br>
+ /* NaN checks */<br>
if (arg1 != arg1)<br>
return arg2;<br>
if (arg2 != arg2)<br>
<font color="#888888">--<br>
2.14.1<br>
<br>
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