disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h
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@@ -26,7 +26,6 @@
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 #ifndef __DML_INLINE_DEFS_H__
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 #define __DML_INLINE_DEFS_H__
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-#include "dml_common_defs.h"
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 #include "dcn_calc_math.h"
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 #include "dml_logger.h"
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@@ -75,9 +74,32 @@
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 	return (double) dcn_bw_floor2(a, granularity);
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 }
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+static inline double dml_round(double a)
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+{
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+	double round_pt = 0.5;
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+	double ceil = dml_ceil(a, 1);
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+	double floor = dml_floor(a, 1);
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+
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+	if (a - floor >= round_pt)
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+		return ceil;
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+	else
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+		return floor;
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+}
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+
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+/* float
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+static inline int dml_log2(float x)
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+{
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+	unsigned int ix = *((unsigned int *)&x);
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+
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+	return (int)((ix >> 23) & 0xff) - 127;
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+}*/
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+
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+/* double */
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 static inline int dml_log2(double x)
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 {
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-	return dml_round((double)dcn_bw_log(x, 2));
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+	unsigned long long ix = *((unsigned long long *)&x);
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+
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+	return (int)((ix >> 52) & 0x7ff) - 1023;
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 }
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 static inline double dml_pow(double a, int exp)
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@@ -105,14 +127,9 @@
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 	return (double) dcn_bw_floor2(x, granularity);
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 }
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-static inline double dml_log(double x, double base)
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-{
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-	return (double) dcn_bw_log(x, base);
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-}
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-
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 static inline unsigned int dml_round_to_multiple(unsigned int num,
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 						 unsigned int multiple,
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-						 bool up)
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+						 unsigned char up)
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 {
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 	unsigned int remainder;
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@@ -129,4 +146,12 @@
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 	else
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 		return (num - remainder);
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 }
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+static inline double dml_abs(double a)
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+{
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+	if (a > 0)
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+		return a;
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+	else
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+		return (a*(-1));
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+}
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+
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 #endif