1 files changed, 274 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2440-amdgpu-dc-inline-some-of-the-bw_fixed-code.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2440-amdgpu-dc-inline-some-of-the-bw_fixed-code.patch
new file mode 100644
index 00000000..8101c4d7
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2440-amdgpu-dc-inline-some-of-the-bw_fixed-code.patch
@@ -0,0 +1,274 @@
+From 0d78edbd0aa6f8d9da20a9cf1329f1a73d9fd499 Mon Sep 17 00:00:00 2001
+From: Dave Airlie <airlied@redhat.com>
+Date: Fri, 29 Sep 2017 17:13:24 +1000
+Subject: [PATCH 2440/4131] amdgpu/dc: inline some of the bw_fixed code.
+
+This results in a ~4.5k code size reduction.
+
+Signed-off-by: Dave Airlie <airlied@redhat.com>
+Reviewed-by: Harry Wentland <harry.wentland@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/calcs/bw_fixed.c |  93 --------------------
+ drivers/gpu/drm/amd/display/dc/inc/bw_fixed.h   | 111 ++++++++++++++++++++----
+ 2 files changed, 96 insertions(+), 108 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/calcs/bw_fixed.c b/drivers/gpu/drm/amd/display/dc/calcs/bw_fixed.c
+index fbf2adc..0de6fa1 100644
+--- a/drivers/gpu/drm/amd/display/dc/calcs/bw_fixed.c
++++ b/drivers/gpu/drm/amd/display/dc/calcs/bw_fixed.c
+@@ -56,16 +56,6 @@ static uint64_t abs_i64(int64_t arg)
+ 		return (uint64_t)(-arg);
+ }
+ 
+-struct bw_fixed bw_min3(struct bw_fixed v1, struct bw_fixed v2, struct bw_fixed v3)
+-{
+-	return bw_min2(bw_min2(v1, v2), v3);
+-}
+-
+-struct bw_fixed bw_max3(struct bw_fixed v1, struct bw_fixed v2, struct bw_fixed v3)
+-{
+-	return bw_max2(bw_max2(v1, v2), v3);
+-}
+-
+ struct bw_fixed bw_int_to_fixed(int64_t value)
+ {
+ 	struct bw_fixed res;
+@@ -133,16 +123,6 @@ struct bw_fixed bw_frc_to_fixed(int64_t numerator, int64_t denominator)
+ 	return res;
+ }
+ 
+-struct bw_fixed bw_min2(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	return (arg1.value <= arg2.value) ? arg1 : arg2;
+-}
+-
+-struct bw_fixed bw_max2(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	return (arg2.value <= arg1.value) ? arg1 : arg2;
+-}
+-
+ struct bw_fixed bw_floor2(
+ 	const struct bw_fixed arg,
+ 	const struct bw_fixed significance)
+@@ -174,24 +154,6 @@ struct bw_fixed bw_ceil2(
+ 	return result;
+ }
+ 
+-struct bw_fixed bw_add(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	struct bw_fixed res;
+-
+-	res.value = arg1.value + arg2.value;
+-
+-	return res;
+-}
+-
+-struct bw_fixed bw_sub(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	struct bw_fixed res;
+-
+-	res.value = arg1.value - arg2.value;
+-
+-	return res;
+-}
+-
+ struct bw_fixed bw_mul(const struct bw_fixed arg1, const struct bw_fixed arg2)
+ {
+ 	struct bw_fixed res;
+@@ -242,58 +204,3 @@ struct bw_fixed bw_mul(const struct bw_fixed arg1, const struct bw_fixed arg2)
+ 	return res;
+ }
+ 
+-struct bw_fixed bw_div(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	struct bw_fixed res = bw_frc_to_fixed(arg1.value, arg2.value);
+-	return res;
+-}
+-
+-struct bw_fixed bw_mod(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	struct bw_fixed res;
+-	div64_u64_rem(arg1.value, arg2.value, &res.value);
+-	return res;
+-}
+-struct bw_fixed fixed31_32_to_bw_fixed(int64_t raw)
+-{
+-	struct bw_fixed result = { 0 };
+-
+-	if (raw < 0) {
+-		raw = -raw;
+-		result.value = -(raw >> (32 - BITS_PER_FRACTIONAL_PART));
+-	} else {
+-		result.value = raw >> (32 - BITS_PER_FRACTIONAL_PART);
+-	}
+-
+-	return result;
+-}
+-
+-bool bw_equ(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	return arg1.value == arg2.value;
+-}
+-
+-bool bw_neq(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	return arg1.value != arg2.value;
+-}
+-
+-bool bw_leq(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	return arg1.value <= arg2.value;
+-}
+-
+-bool bw_meq(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	return arg1.value >= arg2.value;
+-}
+-
+-bool bw_ltn(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	return arg1.value < arg2.value;
+-}
+-
+-bool bw_mtn(const struct bw_fixed arg1, const struct bw_fixed arg2)
+-{
+-	return arg1.value > arg2.value;
+-}
+diff --git a/drivers/gpu/drm/amd/display/dc/inc/bw_fixed.h b/drivers/gpu/drm/amd/display/dc/inc/bw_fixed.h
+index b31d07a..4477e62 100644
+--- a/drivers/gpu/drm/amd/display/dc/inc/bw_fixed.h
++++ b/drivers/gpu/drm/amd/display/dc/inc/bw_fixed.h
+@@ -30,9 +30,31 @@ struct bw_fixed {
+ 	int64_t value;
+ };
+ 
+-struct bw_fixed bw_min3(struct bw_fixed v1, struct bw_fixed v2, struct bw_fixed v3);
++static inline struct bw_fixed bw_min2(const struct bw_fixed arg1,
++				      const struct bw_fixed arg2)
++{
++	return (arg1.value <= arg2.value) ? arg1 : arg2;
++}
+ 
+-struct bw_fixed bw_max3(struct bw_fixed v1, struct bw_fixed v2, struct bw_fixed v3);
++static inline struct bw_fixed bw_max2(const struct bw_fixed arg1,
++				      const struct bw_fixed arg2)
++{
++	return (arg2.value <= arg1.value) ? arg1 : arg2;
++}
++
++static inline struct bw_fixed bw_min3(struct bw_fixed v1,
++				      struct bw_fixed v2,
++				      struct bw_fixed v3)
++{
++	return bw_min2(bw_min2(v1, v2), v3);
++}
++
++static inline struct bw_fixed bw_max3(struct bw_fixed v1,
++				      struct bw_fixed v2,
++				      struct bw_fixed v3)
++{
++	return bw_max2(bw_max2(v1, v2), v3);
++}
+ 
+ struct bw_fixed bw_int_to_fixed(int64_t value);
+ 
+@@ -40,24 +62,83 @@ int32_t bw_fixed_to_int(struct bw_fixed value);
+ 
+ struct bw_fixed bw_frc_to_fixed(int64_t num, int64_t denum);
+ 
+-struct bw_fixed fixed31_32_to_bw_fixed(int64_t raw);
++static inline struct bw_fixed fixed31_32_to_bw_fixed(int64_t raw)
++{
++	struct bw_fixed result = { 0 };
++
++	if (raw < 0) {
++		raw = -raw;
++		result.value = -(raw >> (32 - BW_FIXED_BITS_PER_FRACTIONAL_PART));
++	} else {
++		result.value = raw >> (32 - BW_FIXED_BITS_PER_FRACTIONAL_PART);
++	}
++
++	return result;
++}
++
++static inline struct bw_fixed bw_add(const struct bw_fixed arg1,
++				     const struct bw_fixed arg2)
++{
++	struct bw_fixed res;
++
++	res.value = arg1.value + arg2.value;
++
++	return res;
++}
++
++static inline struct bw_fixed bw_sub(const struct bw_fixed arg1, const struct bw_fixed arg2)
++{
++	struct bw_fixed res;
++
++	res.value = arg1.value - arg2.value;
++
++	return res;
++}
+ 
+-struct bw_fixed bw_add(const struct bw_fixed arg1, const struct bw_fixed arg2);
+-struct bw_fixed bw_sub(const struct bw_fixed arg1, const struct bw_fixed arg2);
+ struct bw_fixed bw_mul(const struct bw_fixed arg1, const struct bw_fixed arg2);
+-struct bw_fixed bw_div(const struct bw_fixed arg1, const struct bw_fixed arg2);
+-struct bw_fixed bw_mod(const struct bw_fixed arg1, const struct bw_fixed arg2);
++static inline struct bw_fixed bw_div(const struct bw_fixed arg1, const struct bw_fixed arg2)
++{
++	return bw_frc_to_fixed(arg1.value, arg2.value);
++}
++
++static inline struct bw_fixed bw_mod(const struct bw_fixed arg1, const struct bw_fixed arg2)
++{
++	struct bw_fixed res;
++	div64_u64_rem(arg1.value, arg2.value, &res.value);
++	return res;
++}
+ 
+-struct bw_fixed bw_min2(const struct bw_fixed arg1, const struct bw_fixed arg2);
+-struct bw_fixed bw_max2(const struct bw_fixed arg1, const struct bw_fixed arg2);
+ struct bw_fixed bw_floor2(const struct bw_fixed arg, const struct bw_fixed significance);
+ struct bw_fixed bw_ceil2(const struct bw_fixed arg, const struct bw_fixed significance);
+ 
+-bool bw_equ(const struct bw_fixed arg1, const struct bw_fixed arg2);
+-bool bw_neq(const struct bw_fixed arg1, const struct bw_fixed arg2);
+-bool bw_leq(const struct bw_fixed arg1, const struct bw_fixed arg2);
+-bool bw_meq(const struct bw_fixed arg1, const struct bw_fixed arg2);
+-bool bw_ltn(const struct bw_fixed arg1, const struct bw_fixed arg2);
+-bool bw_mtn(const struct bw_fixed arg1, const struct bw_fixed arg2);
++static inline bool bw_equ(const struct bw_fixed arg1, const struct bw_fixed arg2)
++{
++	return arg1.value == arg2.value;
++}
++
++static inline bool bw_neq(const struct bw_fixed arg1, const struct bw_fixed arg2)
++{
++	return arg1.value != arg2.value;
++}
++
++static inline bool bw_leq(const struct bw_fixed arg1, const struct bw_fixed arg2)
++{
++	return arg1.value <= arg2.value;
++}
++
++static inline bool bw_meq(const struct bw_fixed arg1, const struct bw_fixed arg2)
++{
++	return arg1.value >= arg2.value;
++}
++
++static inline bool bw_ltn(const struct bw_fixed arg1, const struct bw_fixed arg2)
++{
++	return arg1.value < arg2.value;
++}
++
++static inline bool bw_mtn(const struct bw_fixed arg1, const struct bw_fixed arg2)
++{
++	return arg1.value > arg2.value;
++}
+ 
+ #endif //BW_FIXED_H_
+-- 
+2.7.4
+