Searched refs:xgt (Results 1 – 3 of 3) sorted by relevance
| /openbmc/qemu/include/hw/xen/ |
| H A D | xen_backend_ops.h | 154 int (*close)(xengnttab_handle *xgt);
155 int (*grant_copy)(xengnttab_handle *xgt, bool to_domain, uint32_t domid,
158 int (*set_max_grants)(xengnttab_handle *xgt, uint32_t nr_grants);
159 void *(*map_refs)(xengnttab_handle *xgt, uint32_t count, uint32_t domid,
161 int (*unmap)(xengnttab_handle *xgt, void *start_address, uint32_t *refs,
181 static inline int qemu_xen_gnttab_close(xengnttab_handle *xgt) in qemu_xen_gnttab_close() argument
186 return xen_gnttab_ops->close(xgt); in qemu_xen_gnttab_close()
189 static inline int qemu_xen_gnttab_grant_copy(xengnttab_handle *xgt, in qemu_xen_gnttab_grant_copy() argument
198 return xen_gnttab_ops->grant_copy(xgt, to_domain, domid, segs, nr_segs, in qemu_xen_gnttab_grant_copy()
202 static inline int qemu_xen_gnttab_set_max_grants(xengnttab_handle *xgt, in qemu_xen_gnttab_set_max_grants() argument
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| /openbmc/qemu/hw/i386/kvm/ |
| H A D | xen_gnttab.c | 320 static int xen_be_gnttab_set_max_grants(struct xengntdev_handle *xgt, in xen_be_gnttab_set_max_grants() argument
326 static void *xen_be_gnttab_map_refs(struct xengntdev_handle *xgt, in xen_be_gnttab_map_refs() argument
363 act = g_hash_table_lookup(xgt->active_maps, GINT_TO_POINTER(refs[0])); in xen_be_gnttab_map_refs()
398 g_hash_table_insert(xgt->active_maps, GINT_TO_POINTER(refs[0]), act); in xen_be_gnttab_map_refs()
415 static int xen_be_gnttab_unmap(struct xengntdev_handle *xgt, in xen_be_gnttab_unmap() argument
432 act = g_hash_table_lookup(xgt->active_maps, GINT_TO_POINTER(refs[0])); in xen_be_gnttab_unmap()
443 g_hash_table_remove(xgt->active_maps, GINT_TO_POINTER(refs[0])); in xen_be_gnttab_unmap()
456 static int xen_be_gnttab_copy(struct xengntdev_handle *xgt, bool to_domain, in xen_be_gnttab_copy() argument
469 page = xen_be_gnttab_map_refs(xgt, 1, domid, &ref, prot); in xen_be_gnttab_copy()
486 if (xen_be_gnttab_unmap(xgt, page, &ref, 1)) { in xen_be_gnttab_copy()
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| /openbmc/qemu/hw/xen/ |
| H A D | xen-operations.c | 40 static int libxengnttab_fallback_grant_copy(xengnttab_handle *xgt, in libxengnttab_fallback_grant_copy() argument
57 map = xengnttab_map_domain_grant_refs(xgt, nr_segs, domid, refs, prot); in libxengnttab_fallback_grant_copy()
80 if (xengnttab_unmap(xgt, map, nr_segs)) { in libxengnttab_fallback_grant_copy()
94 static int libxengnttab_backend_grant_copy(xengnttab_handle *xgt, in libxengnttab_backend_grant_copy() argument
127 if (xengnttab_grant_copy(xgt, nr_segs, xengnttab_segs)) { in libxengnttab_backend_grant_copy()
175 static int libxengnttab_backend_unmap(xengnttab_handle *xgt, in libxengnttab_backend_unmap() argument
179 return xengnttab_unmap(xgt, start_address, count); in libxengnttab_backend_unmap()
410 xengnttab_handle *xgt = xengnttab_open(NULL, 0); in setup_xen_backend_ops() local
412 if (xgt) { in setup_xen_backend_ops()
413 if (xengnttab_grant_copy(xgt, 0, NULL) == 0) { in setup_xen_backend_ops()
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