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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:17:46 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:17:46 +0000
commit7f3a4257159dea8e7ef66d1a539dc6df708b8ed3 (patch)
treebcc69b5f4609f348fac49e2f59e210b29eaea783 /drivers/gpu/drm/i915/i915_fixed.h
parentAdding upstream version 6.9.12. (diff)
downloadlinux-7f3a4257159dea8e7ef66d1a539dc6df708b8ed3.tar.xz
linux-7f3a4257159dea8e7ef66d1a539dc6df708b8ed3.zip
Adding upstream version 6.10.3.upstream/6.10.3
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_fixed.h')
-rw-r--r--drivers/gpu/drm/i915/i915_fixed.h148
1 files changed, 0 insertions, 148 deletions
diff --git a/drivers/gpu/drm/i915/i915_fixed.h b/drivers/gpu/drm/i915/i915_fixed.h
deleted file mode 100644
index a327094de2..0000000000
--- a/drivers/gpu/drm/i915/i915_fixed.h
+++ /dev/null
@@ -1,148 +0,0 @@
-/* SPDX-License-Identifier: MIT */
-/*
- * Copyright © 2018 Intel Corporation
- */
-
-#ifndef _I915_FIXED_H_
-#define _I915_FIXED_H_
-
-#include <linux/bug.h>
-#include <linux/kernel.h>
-#include <linux/math64.h>
-#include <linux/types.h>
-
-typedef struct {
- u32 val;
-} uint_fixed_16_16_t;
-
-#define FP_16_16_MAX ((uint_fixed_16_16_t){ .val = UINT_MAX })
-
-static inline bool is_fixed16_zero(uint_fixed_16_16_t val)
-{
- return val.val == 0;
-}
-
-static inline uint_fixed_16_16_t u32_to_fixed16(u32 val)
-{
- uint_fixed_16_16_t fp = { .val = val << 16 };
-
- WARN_ON(val > U16_MAX);
-
- return fp;
-}
-
-static inline u32 fixed16_to_u32_round_up(uint_fixed_16_16_t fp)
-{
- return DIV_ROUND_UP(fp.val, 1 << 16);
-}
-
-static inline u32 fixed16_to_u32(uint_fixed_16_16_t fp)
-{
- return fp.val >> 16;
-}
-
-static inline uint_fixed_16_16_t min_fixed16(uint_fixed_16_16_t min1,
- uint_fixed_16_16_t min2)
-{
- uint_fixed_16_16_t min = { .val = min(min1.val, min2.val) };
-
- return min;
-}
-
-static inline uint_fixed_16_16_t max_fixed16(uint_fixed_16_16_t max1,
- uint_fixed_16_16_t max2)
-{
- uint_fixed_16_16_t max = { .val = max(max1.val, max2.val) };
-
- return max;
-}
-
-static inline uint_fixed_16_16_t clamp_u64_to_fixed16(u64 val)
-{
- uint_fixed_16_16_t fp = { .val = (u32)val };
-
- WARN_ON(val > U32_MAX);
-
- return fp;
-}
-
-static inline u32 div_round_up_fixed16(uint_fixed_16_16_t val,
- uint_fixed_16_16_t d)
-{
- return DIV_ROUND_UP(val.val, d.val);
-}
-
-static inline u32 mul_round_up_u32_fixed16(u32 val, uint_fixed_16_16_t mul)
-{
- u64 tmp;
-
- tmp = mul_u32_u32(val, mul.val);
- tmp = DIV_ROUND_UP_ULL(tmp, 1 << 16);
- WARN_ON(tmp > U32_MAX);
-
- return (u32)tmp;
-}
-
-static inline uint_fixed_16_16_t mul_fixed16(uint_fixed_16_16_t val,
- uint_fixed_16_16_t mul)
-{
- u64 tmp;
-
- tmp = mul_u32_u32(val.val, mul.val);
- tmp = tmp >> 16;
-
- return clamp_u64_to_fixed16(tmp);
-}
-
-static inline uint_fixed_16_16_t div_fixed16(u32 val, u32 d)
-{
- u64 tmp;
-
- tmp = (u64)val << 16;
- tmp = DIV_ROUND_UP_ULL(tmp, d);
-
- return clamp_u64_to_fixed16(tmp);
-}
-
-static inline u32 div_round_up_u32_fixed16(u32 val, uint_fixed_16_16_t d)
-{
- u64 tmp;
-
- tmp = (u64)val << 16;
- tmp = DIV_ROUND_UP_ULL(tmp, d.val);
- WARN_ON(tmp > U32_MAX);
-
- return (u32)tmp;
-}
-
-static inline uint_fixed_16_16_t mul_u32_fixed16(u32 val, uint_fixed_16_16_t mul)
-{
- u64 tmp;
-
- tmp = mul_u32_u32(val, mul.val);
-
- return clamp_u64_to_fixed16(tmp);
-}
-
-static inline uint_fixed_16_16_t add_fixed16(uint_fixed_16_16_t add1,
- uint_fixed_16_16_t add2)
-{
- u64 tmp;
-
- tmp = (u64)add1.val + add2.val;
-
- return clamp_u64_to_fixed16(tmp);
-}
-
-static inline uint_fixed_16_16_t add_fixed16_u32(uint_fixed_16_16_t add1,
- u32 add2)
-{
- uint_fixed_16_16_t tmp_add2 = u32_to_fixed16(add2);
- u64 tmp;
-
- tmp = (u64)add1.val + tmp_add2.val;
-
- return clamp_u64_to_fixed16(tmp);
-}
-
-#endif /* _I915_FIXED_H_ */