26 static inline void snd_mask_none(struct snd_mask *mask)  in snd_mask_none()  argument
28 	memset(mask, 0, sizeof(*mask));  in snd_mask_none()
31 static inline void snd_mask_any(struct snd_mask *mask)  in snd_mask_any()  argument
33 	memset(mask, 0xff, SNDRV_MASK_SIZE * sizeof(u_int32_t));  in snd_mask_any()
36 static inline int snd_mask_empty(const struct snd_mask *mask)  in snd_mask_empty()  argument
40 		if (mask->bits[i])  in snd_mask_empty()
45 static inline unsigned int snd_mask_min(const struct snd_mask *mask)  in snd_mask_min()  argument
49 		if (mask->bits[i])  in snd_mask_min()
50 			return __ffs(mask->bits[i]) + (i << 5);  in snd_mask_min()
55 static inline unsigned int snd_mask_max(const struct snd_mask *mask)  in snd_mask_max()  argument
59 		if (mask->bits[i])  in snd_mask_max()
60 			return __fls(mask->bits[i]) + (i << 5);  in snd_mask_max()
65 static inline void snd_mask_set(struct snd_mask *mask, unsigned int val)  in snd_mask_set()  argument
67 	mask->bits[MASK_OFS(val)] |= MASK_BIT(val);  in snd_mask_set()
71 static inline void snd_mask_set_format(struct snd_mask *mask,  in snd_mask_set_format()  argument
74 	snd_mask_set(mask, (__force unsigned int)format);  in snd_mask_set_format()
77 static inline void snd_mask_reset(struct snd_mask *mask, unsigned int val)  in snd_mask_reset()  argument
79 	mask->bits[MASK_OFS(val)] &= ~MASK_BIT(val);  in snd_mask_reset()
82 static inline void snd_mask_set_range(struct snd_mask *mask,  in snd_mask_set_range()  argument
87 		mask->bits[MASK_OFS(i)] |= MASK_BIT(i);  in snd_mask_set_range()
90 static inline void snd_mask_reset_range(struct snd_mask *mask,  in snd_mask_reset_range()  argument
95 		mask->bits[MASK_OFS(i)] &= ~MASK_BIT(i);  in snd_mask_reset_range()
98 static inline void snd_mask_leave(struct snd_mask *mask, unsigned int val)  in snd_mask_leave()  argument
101 	v = mask->bits[MASK_OFS(val)] & MASK_BIT(val);  in snd_mask_leave()
102 	snd_mask_none(mask);  in snd_mask_leave()
103 	mask->bits[MASK_OFS(val)] = v;  in snd_mask_leave()
106 static inline void snd_mask_intersect(struct snd_mask *mask,  in snd_mask_intersect()  argument
111 		mask->bits[i] &= v->bits[i];  in snd_mask_intersect()
114 static inline int snd_mask_eq(const struct snd_mask *mask,  in snd_mask_eq()  argument
117 	return ! memcmp(mask, v, SNDRV_MASK_SIZE * sizeof(u_int32_t));  in snd_mask_eq()
120 static inline void snd_mask_copy(struct snd_mask *mask,  in snd_mask_copy()  argument
123 	*mask = *v;  in snd_mask_copy()
126 static inline int snd_mask_test(const struct snd_mask *mask, unsigned int val)  in snd_mask_test()  argument
128 	return mask->bits[MASK_OFS(val)] & MASK_BIT(val);  in snd_mask_test()
132 static inline int snd_mask_test_format(const struct snd_mask *mask,  in snd_mask_test_format()  argument
135 	return snd_mask_test(mask, (__force unsigned int)format);  in snd_mask_test_format()
138 static inline int snd_mask_single(const struct snd_mask *mask)  in snd_mask_single()  argument
142 		if (! mask->bits[i])  in snd_mask_single()
144 		if (mask->bits[i] & (mask->bits[i] - 1))  in snd_mask_single()
153 static inline int snd_mask_refine(struct snd_mask *mask,  in snd_mask_refine()  argument
157 	snd_mask_copy(&old, mask);  in snd_mask_refine()
158 	snd_mask_intersect(mask, v);  in snd_mask_refine()
159 	if (snd_mask_empty(mask))  in snd_mask_refine()
161 	return !snd_mask_eq(mask, &old);  in snd_mask_refine()
164 static inline int snd_mask_refine_first(struct snd_mask *mask)  in snd_mask_refine_first()  argument
166 	if (snd_mask_single(mask))  in snd_mask_refine_first()
168 	snd_mask_leave(mask, snd_mask_min(mask));  in snd_mask_refine_first()
172 static inline int snd_mask_refine_last(struct snd_mask *mask)  in snd_mask_refine_last()  argument
174 	if (snd_mask_single(mask))  in snd_mask_refine_last()
176 	snd_mask_leave(mask, snd_mask_max(mask));  in snd_mask_refine_last()
180 static inline int snd_mask_refine_min(struct snd_mask *mask, unsigned int val)  in snd_mask_refine_min()  argument
182 	if (snd_mask_min(mask) >= val)  in snd_mask_refine_min()
184 	snd_mask_reset_range(mask, 0, val - 1);  in snd_mask_refine_min()
185 	if (snd_mask_empty(mask))  in snd_mask_refine_min()
190 static inline int snd_mask_refine_max(struct snd_mask *mask, unsigned int val)  in snd_mask_refine_max()  argument
192 	if (snd_mask_max(mask) <= val)  in snd_mask_refine_max()
194 	snd_mask_reset_range(mask, val + 1, SNDRV_MASK_BITS);  in snd_mask_refine_max()
195 	if (snd_mask_empty(mask))  in snd_mask_refine_max()
200 static inline int snd_mask_refine_set(struct snd_mask *mask, unsigned int val)  in snd_mask_refine_set()  argument
203 	changed = !snd_mask_single(mask);  in snd_mask_refine_set()
204 	snd_mask_leave(mask, val);  in snd_mask_refine_set()
205 	if (snd_mask_empty(mask))  in snd_mask_refine_set()
210 static inline int snd_mask_value(const struct snd_mask *mask)  in snd_mask_value()  argument
212 	return snd_mask_min(mask);  in snd_mask_value()