Lines Matching refs:_s
68 #define __CONST_RING_SIZE(_s, _sz) \
69 (__RD32(((_sz) - offsetof(struct _s##_sring, ring)) / \
70 sizeof(((struct _s##_sring *)0)->ring[0])))
74 #define __RING_SIZE(_s, _sz) \
75 (__RD32(((_sz) - (long)(_s)->ring + (long)(_s)) / sizeof((_s)->ring[0])))
171 #define SHARED_RING_INIT(_s) do { \
172 (_s)->req_prod = (_s)->rsp_prod = 0; \
173 (_s)->req_event = (_s)->rsp_event = 1; \
174 (void)memset((_s)->pvt.pvt_pad, 0, sizeof((_s)->pvt.pvt_pad)); \
175 (void)memset((_s)->__pad, 0, sizeof((_s)->__pad)); \
178 #define FRONT_RING_ATTACH(_r, _s, _i, __size) do { \
181 (_r)->nr_ents = __RING_SIZE(_s, __size); \
182 (_r)->sring = (_s); \
185 #define FRONT_RING_INIT(_r, _s, __size) FRONT_RING_ATTACH(_r, _s, 0, __size)
187 #define BACK_RING_ATTACH(_r, _s, _i, __size) do { \
190 (_r)->nr_ents = __RING_SIZE(_s, __size); \
191 (_r)->sring = (_s); \
194 #define BACK_RING_INIT(_r, _s, __size) BACK_RING_ATTACH(_r, _s, 0, __size)