Lines Matching defs:rptr
40 ptr2 = desc->rptr;
42 ptr1 = desc->rptr;
112 msgword = *(u32 *)(shared->msg_mem_vir + desc->rptr - desc->start);
126 u32 rptr;
133 data = (u32 *)(shared->msg_mem_vir + desc->rptr - desc->start);
134 rptr = desc->rptr;
137 rptr += 4;
138 if (rptr >= desc->end) {
139 rptr = desc->start;
153 rptr += 4;
154 if (rptr >= desc->end) {
155 rptr = desc->start;
160 /*update rptr after data is read*/
162 desc->rptr = rptr;