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提交 9bb22e21 编写于 作者: T Takashi Iwai 提交者： Jaroslav Kysela
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[ALSA] Clean up ugly hacks in pcm_params.h 

Clean up ugly hacks for sync with alsa-lib in pcm_params.h.
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
上级 9ac25594
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Showing with 42 addition and 63 deletion
include/sound/pcm_params.h
浏览文件 @ 9bb22e21
...@@ -35,16 +35,12 @@ extern int _snd_pcm_hw_param_setinteger(struct snd_pcm_hw_params *params, ...@@ -35,16 +35,12 @@ extern int _snd_pcm_hw_param_setinteger(struct snd_pcm_hw_params *params,
extern int _snd_pcm_hw_param_set(struct snd_pcm_hw_params *params, extern int _snd_pcm_hw_param_set(struct snd_pcm_hw_params *params,
snd_pcm_hw_param_t var, unsigned int val, int dir); snd_pcm_hw_param_t var, unsigned int val, int dir);
/* To share the same code we have alsa-lib */
#define INLINE static inline
#define assert(a) (void)(a)
#define SNDRV_MASK_BITS 64 /* we use so far 64bits only */ #define SNDRV_MASK_BITS 64 /* we use so far 64bits only */
#define SNDRV_MASK_SIZE (SNDRV_MASK_BITS / 32) #define SNDRV_MASK_SIZE (SNDRV_MASK_BITS / 32)
#define MASK_OFS(i) ((i) >> 5) #define MASK_OFS(i) ((i) >> 5)
#define MASK_BIT(i) (1U << ((i) & 31)) #define MASK_BIT(i) (1U << ((i) & 31))
INLINE unsigned int ld2(u_int32_t v) static inline unsigned int ld2(u_int32_t v)
{ {
unsigned r = 0; unsigned r = 0;
...@@ -69,22 +65,22 @@ INLINE unsigned int ld2(u_int32_t v) ...@@ -69,22 +65,22 @@ INLINE unsigned int ld2(u_int32_t v)
return r; return r;
} }
INLINE size_t snd_mask_sizeof(void) static inline size_t snd_mask_sizeof(void)
{ {
return sizeof(struct snd_mask); return sizeof(struct snd_mask);
} }
INLINE void snd_mask_none(struct snd_mask *mask) static inline void snd_mask_none(struct snd_mask *mask)
{ {
memset(mask, 0, sizeof(*mask)); memset(mask, 0, sizeof(*mask));
} }
INLINE void snd_mask_any(struct snd_mask *mask) static inline void snd_mask_any(struct snd_mask *mask)
{ {
memset(mask, 0xff, SNDRV_MASK_SIZE * sizeof(u_int32_t)); memset(mask, 0xff, SNDRV_MASK_SIZE * sizeof(u_int32_t));
} }
INLINE int snd_mask_empty(const struct snd_mask *mask) static inline int snd_mask_empty(const struct snd_mask *mask)
{ {
int i; int i;
for (i = 0; i < SNDRV_MASK_SIZE; i++) for (i = 0; i < SNDRV_MASK_SIZE; i++)
...@@ -93,10 +89,9 @@ INLINE int snd_mask_empty(const struct snd_mask *mask) ...@@ -93,10 +89,9 @@ INLINE int snd_mask_empty(const struct snd_mask *mask)
return 1; return 1;
} }
INLINE unsigned int snd_mask_min(const struct snd_mask *mask) static inline unsigned int snd_mask_min(const struct snd_mask *mask)
{ {
int i; int i;
assert(!snd_mask_empty(mask));
for (i = 0; i < SNDRV_MASK_SIZE; i++) { for (i = 0; i < SNDRV_MASK_SIZE; i++) {
if (mask->bits[i]) if (mask->bits[i])
return ffs(mask->bits[i]) - 1 + (i << 5); return ffs(mask->bits[i]) - 1 + (i << 5);
...@@ -104,10 +99,9 @@ INLINE unsigned int snd_mask_min(const struct snd_mask *mask) ...@@ -104,10 +99,9 @@ INLINE unsigned int snd_mask_min(const struct snd_mask *mask)
return 0; return 0;
} }
INLINE unsigned int snd_mask_max(const struct snd_mask *mask) static inline unsigned int snd_mask_max(const struct snd_mask *mask)
{ {
int i; int i;
assert(!snd_mask_empty(mask));
for (i = SNDRV_MASK_SIZE - 1; i >= 0; i--) { for (i = SNDRV_MASK_SIZE - 1; i >= 0; i--) {
if (mask->bits[i]) if (mask->bits[i])
return ld2(mask->bits[i]) + (i << 5); return ld2(mask->bits[i]) + (i << 5);
...@@ -115,70 +109,68 @@ INLINE unsigned int snd_mask_max(const struct snd_mask *mask) ...@@ -115,70 +109,68 @@ INLINE unsigned int snd_mask_max(const struct snd_mask *mask)
return 0; return 0;
} }
INLINE void snd_mask_set(struct snd_mask *mask, unsigned int val) static inline void snd_mask_set(struct snd_mask *mask, unsigned int val)
{ {
assert(val <= SNDRV_MASK_BITS);
mask->bits[MASK_OFS(val)] |= MASK_BIT(val); mask->bits[MASK_OFS(val)] |= MASK_BIT(val);
} }
INLINE void snd_mask_reset(struct snd_mask *mask, unsigned int val) static inline void snd_mask_reset(struct snd_mask *mask, unsigned int val)
{ {
assert(val <= SNDRV_MASK_BITS);
mask->bits[MASK_OFS(val)] &= ~MASK_BIT(val); mask->bits[MASK_OFS(val)] &= ~MASK_BIT(val);
} }
INLINE void snd_mask_set_range(struct snd_mask *mask, unsigned int from, unsigned int to) static inline void snd_mask_set_range(struct snd_mask *mask,
unsigned int from, unsigned int to)
{ {
unsigned int i; unsigned int i;
assert(to <= SNDRV_MASK_BITS && from <= to);
for (i = from; i <= to; i++) for (i = from; i <= to; i++)
mask->bits[MASK_OFS(i)] |= MASK_BIT(i); mask->bits[MASK_OFS(i)] |= MASK_BIT(i);
} }
INLINE void snd_mask_reset_range(struct snd_mask *mask, unsigned int from, unsigned int to) static inline void snd_mask_reset_range(struct snd_mask *mask,
unsigned int from, unsigned int to)
{ {
unsigned int i; unsigned int i;
assert(to <= SNDRV_MASK_BITS && from <= to);
for (i = from; i <= to; i++) for (i = from; i <= to; i++)
mask->bits[MASK_OFS(i)] &= ~MASK_BIT(i); mask->bits[MASK_OFS(i)] &= ~MASK_BIT(i);
} }
INLINE void snd_mask_leave(struct snd_mask *mask, unsigned int val) static inline void snd_mask_leave(struct snd_mask *mask, unsigned int val)
{ {
unsigned int v; unsigned int v;
assert(val <= SNDRV_MASK_BITS);
v = mask->bits[MASK_OFS(val)] & MASK_BIT(val); v = mask->bits[MASK_OFS(val)] & MASK_BIT(val);
snd_mask_none(mask); snd_mask_none(mask);
mask->bits[MASK_OFS(val)] = v; mask->bits[MASK_OFS(val)] = v;
} }
INLINE void snd_mask_intersect(struct snd_mask *mask, const struct snd_mask *v) static inline void snd_mask_intersect(struct snd_mask *mask,
const struct snd_mask *v)
{ {
int i; int i;
for (i = 0; i < SNDRV_MASK_SIZE; i++) for (i = 0; i < SNDRV_MASK_SIZE; i++)
mask->bits[i] &= v->bits[i]; mask->bits[i] &= v->bits[i];
} }
INLINE int snd_mask_eq(const struct snd_mask *mask, const struct snd_mask *v) static inline int snd_mask_eq(const struct snd_mask *mask,
const struct snd_mask *v)
{ {
return ! memcmp(mask, v, SNDRV_MASK_SIZE * sizeof(u_int32_t)); return ! memcmp(mask, v, SNDRV_MASK_SIZE * sizeof(u_int32_t));
} }
INLINE void snd_mask_copy(struct snd_mask *mask, const struct snd_mask *v) static inline void snd_mask_copy(struct snd_mask *mask,
const struct snd_mask *v)
{ {
*mask = *v; *mask = *v;
} }
INLINE int snd_mask_test(const struct snd_mask *mask, unsigned int val) static inline int snd_mask_test(const struct snd_mask *mask, unsigned int val)
{ {
assert(val <= SNDRV_MASK_BITS);
return mask->bits[MASK_OFS(val)] & MASK_BIT(val); return mask->bits[MASK_OFS(val)] & MASK_BIT(val);
} }
INLINE int snd_mask_single(const struct snd_mask *mask) static inline int snd_mask_single(const struct snd_mask *mask)
{ {
int i, c = 0; int i, c = 0;
assert(!snd_mask_empty(mask));
for (i = 0; i < SNDRV_MASK_SIZE; i++) { for (i = 0; i < SNDRV_MASK_SIZE; i++) {
if (! mask->bits[i]) if (! mask->bits[i])
continue; continue;
...@@ -191,10 +183,10 @@ INLINE int snd_mask_single(const struct snd_mask *mask) ...@@ -191,10 +183,10 @@ INLINE int snd_mask_single(const struct snd_mask *mask)
return 1; return 1;
} }
INLINE int snd_mask_refine(struct snd_mask *mask, const struct snd_mask *v) static inline int snd_mask_refine(struct snd_mask *mask,
const struct snd_mask *v)
{ {
struct snd_mask old; struct snd_mask old;
assert(!snd_mask_empty(mask));
snd_mask_copy(&old, mask); snd_mask_copy(&old, mask);
snd_mask_intersect(mask, v); snd_mask_intersect(mask, v);
if (snd_mask_empty(mask)) if (snd_mask_empty(mask))
...@@ -202,27 +194,24 @@ INLINE int snd_mask_refine(struct snd_mask *mask, const struct snd_mask *v) ...@@ -202,27 +194,24 @@ INLINE int snd_mask_refine(struct snd_mask *mask, const struct snd_mask *v)
return !snd_mask_eq(mask, &old); return !snd_mask_eq(mask, &old);
} }
INLINE int snd_mask_refine_first(struct snd_mask *mask) static inline int snd_mask_refine_first(struct snd_mask *mask)
{ {
assert(!snd_mask_empty(mask));
if (snd_mask_single(mask)) if (snd_mask_single(mask))
return 0; return 0;
snd_mask_leave(mask, snd_mask_min(mask)); snd_mask_leave(mask, snd_mask_min(mask));
return 1; return 1;
} }
INLINE int snd_mask_refine_last(struct snd_mask *mask) static inline int snd_mask_refine_last(struct snd_mask *mask)
{ {
assert(!snd_mask_empty(mask));
if (snd_mask_single(mask)) if (snd_mask_single(mask))
return 0; return 0;
snd_mask_leave(mask, snd_mask_max(mask)); snd_mask_leave(mask, snd_mask_max(mask));
return 1; return 1;
} }
INLINE int snd_mask_refine_min(struct snd_mask *mask, unsigned int val) static inline int snd_mask_refine_min(struct snd_mask *mask, unsigned int val)
{ {
assert(!snd_mask_empty(mask));
if (snd_mask_min(mask) >= val) if (snd_mask_min(mask) >= val)
return 0; return 0;
snd_mask_reset_range(mask, 0, val - 1); snd_mask_reset_range(mask, 0, val - 1);
...@@ -231,9 +220,8 @@ INLINE int snd_mask_refine_min(struct snd_mask *mask, unsigned int val) ...@@ -231,9 +220,8 @@ INLINE int snd_mask_refine_min(struct snd_mask *mask, unsigned int val)
return 1; return 1;
} }
INLINE int snd_mask_refine_max(struct snd_mask *mask, unsigned int val) static inline int snd_mask_refine_max(struct snd_mask *mask, unsigned int val)
{ {
assert(!snd_mask_empty(mask));
if (snd_mask_max(mask) <= val) if (snd_mask_max(mask) <= val)
return 0; return 0;
snd_mask_reset_range(mask, val + 1, SNDRV_MASK_BITS); snd_mask_reset_range(mask, val + 1, SNDRV_MASK_BITS);
...@@ -242,10 +230,9 @@ INLINE int snd_mask_refine_max(struct snd_mask *mask, unsigned int val) ...@@ -242,10 +230,9 @@ INLINE int snd_mask_refine_max(struct snd_mask *mask, unsigned int val)
return 1; return 1;
} }
INLINE int snd_mask_refine_set(struct snd_mask *mask, unsigned int val) static inline int snd_mask_refine_set(struct snd_mask *mask, unsigned int val)
{ {
int changed; int changed;
assert(!snd_mask_empty(mask));
changed = !snd_mask_single(mask); changed = !snd_mask_single(mask);
snd_mask_leave(mask, val); snd_mask_leave(mask, val);
if (snd_mask_empty(mask)) if (snd_mask_empty(mask))
...@@ -253,13 +240,12 @@ INLINE int snd_mask_refine_set(struct snd_mask *mask, unsigned int val) ...@@ -253,13 +240,12 @@ INLINE int snd_mask_refine_set(struct snd_mask *mask, unsigned int val)
return changed; return changed;
} }
INLINE int snd_mask_value(const struct snd_mask *mask) static inline int snd_mask_value(const struct snd_mask *mask)
{ {
assert(!snd_mask_empty(mask));
return snd_mask_min(mask); return snd_mask_min(mask);
} }
INLINE void snd_interval_any(struct snd_interval *i) static inline void snd_interval_any(struct snd_interval *i)
{ {
i->min = 0; i->min = 0;
i->openmin = 0; i->openmin = 0;
...@@ -269,63 +255,59 @@ INLINE void snd_interval_any(struct snd_interval *i) ...@@ -269,63 +255,59 @@ INLINE void snd_interval_any(struct snd_interval *i)
i->empty = 0; i->empty = 0;
} }
INLINE void snd_interval_none(struct snd_interval *i) static inline void snd_interval_none(struct snd_interval *i)
{ {
i->empty = 1; i->empty = 1;
} }
INLINE int snd_interval_checkempty(const struct snd_interval *i) static inline int snd_interval_checkempty(const struct snd_interval *i)
{ {
return (i->min > i->max || return (i->min > i->max ||
(i->min == i->max && (i->openmin || i->openmax))); (i->min == i->max && (i->openmin || i->openmax)));
} }
INLINE int snd_interval_empty(const struct snd_interval *i) static inline int snd_interval_empty(const struct snd_interval *i)
{ {
return i->empty; return i->empty;
} }
INLINE int snd_interval_single(const struct snd_interval *i) static inline int snd_interval_single(const struct snd_interval *i)
{ {
assert(!snd_interval_empty(i));
return (i->min == i->max || return (i->min == i->max ||
(i->min + 1 == i->max && i->openmax)); (i->min + 1 == i->max && i->openmax));
} }
INLINE int snd_interval_value(const struct snd_interval *i) static inline int snd_interval_value(const struct snd_interval *i)
{ {
assert(snd_interval_single(i));
return i->min; return i->min;
} }
INLINE int snd_interval_min(const struct snd_interval *i) static inline int snd_interval_min(const struct snd_interval *i)
{ {
assert(!snd_interval_empty(i));
return i->min; return i->min;
} }
INLINE int snd_interval_max(const struct snd_interval *i) static inline int snd_interval_max(const struct snd_interval *i)
{ {
unsigned int v; unsigned int v;
assert(!snd_interval_empty(i));
v = i->max; v = i->max;
if (i->openmax) if (i->openmax)
v--; v--;
return v; return v;
} }
INLINE int snd_interval_test(const struct snd_interval *i, unsigned int val) static inline int snd_interval_test(const struct snd_interval *i, unsigned int val)
{ {
return !((i->min > val || (i->min == val && i->openmin) || return !((i->min > val || (i->min == val && i->openmin) ||
i->max < val || (i->max == val && i->openmax))); i->max < val || (i->max == val && i->openmax)));
} }
INLINE void snd_interval_copy(struct snd_interval *d, const struct snd_interval *s) static inline void snd_interval_copy(struct snd_interval *d, const struct snd_interval *s)
{ {
*d = *s; *d = *s;
} }
INLINE int snd_interval_setinteger(struct snd_interval *i) static inline int snd_interval_setinteger(struct snd_interval *i)
{ {
if (i->integer) if (i->integer)
return 0; return 0;
...@@ -335,7 +317,7 @@ INLINE int snd_interval_setinteger(struct snd_interval *i) ...@@ -335,7 +317,7 @@ INLINE int snd_interval_setinteger(struct snd_interval *i)
return 1; return 1;
} }
INLINE int snd_interval_eq(const struct snd_interval *i1, const struct snd_interval *i2) static inline int snd_interval_eq(const struct snd_interval *i1, const struct snd_interval *i2)
{ {
if (i1->empty) if (i1->empty)
return i2->empty; return i2->empty;
...@@ -359,8 +341,5 @@ static inline unsigned int sub(unsigned int a, unsigned int b) ...@@ -359,8 +341,5 @@ static inline unsigned int sub(unsigned int a, unsigned int b)
return 0; return 0;
} }
#undef INLINE
#undef assert
#endif /* __SOUND_PCM_PARAMS_H */ #endif /* __SOUND_PCM_PARAMS_H */
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