Lines Matching full:matrix
3 * Adjunct processor matrix VFIO device driver callbacks.
157 if (test_bit_inv(AP_QID_CARD(apqn), matrix_mdev->matrix.apm) && in get_update_locks_by_apqn()
158 test_bit_inv(AP_QID_QUEUE(apqn), matrix_mdev->matrix.aqm)) { in get_update_locks_by_apqn()
175 * KVM guest to which the matrix mdev linked to a
199 * hash table of queues assigned to a matrix mdev
200 * @matrix_mdev: the matrix mdev
631 struct ap_matrix *matrix) in vfio_ap_matrix_init() argument
633 matrix->apm_max = info->apxa ? info->na : 63; in vfio_ap_matrix_init()
634 matrix->aqm_max = info->apxa ? info->nd : 15; in vfio_ap_matrix_init()
635 matrix->adm_max = info->apxa ? info->nd : 15; in vfio_ap_matrix_init()
652 bitmap_and(matrix_mdev->shadow_apcb.adm, matrix_mdev->matrix.adm, in vfio_ap_mdev_filter_cdoms()
660 * vfio_ap_mdev_filter_matrix - filter the APQNs assigned to the matrix mdev
665 * @matrix_mdev: the matrix mdev whose matrix is to be filtered.
671 * driver, its APID will be filtered from the guest's APCB. The matrix
696 * from the matrix mdev, but only those that are assigned to the host's in vfio_ap_mdev_filter_matrix()
699 bitmap_and(matrix_mdev->shadow_apcb.apm, matrix_mdev->matrix.apm, in vfio_ap_mdev_filter_matrix()
701 bitmap_and(matrix_mdev->shadow_apcb.aqm, matrix_mdev->matrix.aqm, in vfio_ap_mdev_filter_matrix()
745 vfio_ap_matrix_init(&matrix_dev->info, &matrix_mdev->matrix); in vfio_ap_mdev_init_dev()
810 for_each_set_bit_inv(apid, matrix_mdev->matrix.apm, AP_DEVICES) { in vfio_ap_mdev_unlink_fr_queues()
811 for_each_set_bit_inv(apqi, matrix_mdev->matrix.aqm, in vfio_ap_mdev_unlink_fr_queues()
867 * vfio_ap_mdev_verify_no_sharing - verify APQNs are not shared by matrix mdevs
869 * @assignee: the matrix mdev to which @mdev_apm and @mdev_aqm are being
906 if (!bitmap_and(apm, mdev_apm, assigned_to->matrix.apm, AP_DEVICES)) in vfio_ap_mdev_verify_no_sharing()
909 if (!bitmap_and(aqm, mdev_aqm, assigned_to->matrix.aqm, AP_DOMAINS)) in vfio_ap_mdev_verify_no_sharing()
940 if (ap_apqn_in_matrix_owned_by_def_drv(matrix_mdev->matrix.apm, in vfio_ap_mdev_validate_masks()
941 matrix_mdev->matrix.aqm)) in vfio_ap_mdev_validate_masks()
945 matrix_mdev->matrix.apm, in vfio_ap_mdev_validate_masks()
946 matrix_mdev->matrix.aqm); in vfio_ap_mdev_validate_masks()
954 for_each_set_bit_inv(apqi, matrix_mdev->matrix.aqm, AP_DOMAINS) in vfio_ap_mdev_link_adapter()
1002 * corresponding bit in the mediated matrix device's APM
1004 * @dev: the matrix device
1005 * @attr: the mediated matrix device's assign_adapter attribute
1028 * matrix device
1050 if (apid > matrix_mdev->matrix.apm_max) { in assign_adapter_store()
1055 if (test_bit_inv(apid, matrix_mdev->matrix.apm)) { in assign_adapter_store()
1060 set_bit_inv(apid, matrix_mdev->matrix.apm); in assign_adapter_store()
1064 clear_bit_inv(apid, matrix_mdev->matrix.apm); in assign_adapter_store()
1091 /* If the queue is assigned to the matrix mdev, unlink it. */ in vfio_ap_unlink_apqn_fr_mdev()
1100 * adapter from the matrix mdev to which the
1102 * @matrix_mdev: the matrix mediated device to which the adapter was assigned.
1114 for_each_set_bit_inv(apqi, matrix_mdev->matrix.aqm, AP_DOMAINS) { in vfio_ap_mdev_unlink_adapter()
1149 * corresponding bit in the mediated matrix device's APM
1151 * @dev: the matrix device
1152 * @attr: the mediated matrix device's unassign_adapter attribute
1176 if (apid > matrix_mdev->matrix.apm_max) { in unassign_adapter_store()
1181 if (!test_bit_inv(apid, matrix_mdev->matrix.apm)) { in unassign_adapter_store()
1186 clear_bit_inv((unsigned long)apid, matrix_mdev->matrix.apm); in unassign_adapter_store()
1200 for_each_set_bit_inv(apid, matrix_mdev->matrix.apm, AP_DEVICES) in vfio_ap_mdev_link_domain()
1207 * corresponding bit in the mediated matrix device's AQM
1209 * @dev: the matrix device
1210 * @attr: the mediated matrix device's assign_domain attribute
1233 * matrix device
1255 if (apqi > matrix_mdev->matrix.aqm_max) { in assign_domain_store()
1260 if (test_bit_inv(apqi, matrix_mdev->matrix.aqm)) { in assign_domain_store()
1265 set_bit_inv(apqi, matrix_mdev->matrix.aqm); in assign_domain_store()
1269 clear_bit_inv(apqi, matrix_mdev->matrix.aqm); in assign_domain_store()
1296 for_each_set_bit_inv(apid, matrix_mdev->matrix.apm, AP_DEVICES) { in vfio_ap_mdev_unlink_domain()
1331 * corresponding bit in the mediated matrix device's AQM
1333 * @dev: the matrix device
1334 * @attr: the mediated matrix device's unassign_domain attribute
1358 if (apqi > matrix_mdev->matrix.aqm_max) { in unassign_domain_store()
1363 if (!test_bit_inv(apqi, matrix_mdev->matrix.aqm)) { in unassign_domain_store()
1368 clear_bit_inv((unsigned long)apqi, matrix_mdev->matrix.aqm); in unassign_domain_store()
1380 * the corresponding bit in the mediated matrix device's ADM
1382 * @dev: the matrix device
1383 * @attr: the mediated matrix device's assign_control_domain attribute
1406 if (id > matrix_mdev->matrix.adm_max) { in assign_control_domain_store()
1411 if (test_bit_inv(id, matrix_mdev->matrix.adm)) { in assign_control_domain_store()
1421 set_bit_inv(id, matrix_mdev->matrix.adm); in assign_control_domain_store()
1434 * clears the corresponding bit in the mediated matrix device's ADM
1436 * @dev: the matrix device
1437 * @attr: the mediated matrix device's unassign_control_domain attribute
1460 if (domid > matrix_mdev->matrix.adm_max) { in unassign_control_domain_store()
1465 if (!test_bit_inv(domid, matrix_mdev->matrix.adm)) { in unassign_control_domain_store()
1470 clear_bit_inv(domid, matrix_mdev->matrix.adm); in unassign_control_domain_store()
1493 unsigned long max_domid = matrix_mdev->matrix.adm_max; in control_domains_show()
1496 for_each_set_bit_inv(id, matrix_mdev->matrix.adm, max_domid + 1) { in control_domains_show()
1507 static ssize_t vfio_ap_mdev_matrix_show(struct ap_matrix *matrix, char *buf) in vfio_ap_mdev_matrix_show() argument
1514 unsigned long napm_bits = matrix->apm_max + 1; in vfio_ap_mdev_matrix_show()
1515 unsigned long naqm_bits = matrix->aqm_max + 1; in vfio_ap_mdev_matrix_show()
1519 apid1 = find_first_bit_inv(matrix->apm, napm_bits); in vfio_ap_mdev_matrix_show()
1520 apqi1 = find_first_bit_inv(matrix->aqm, naqm_bits); in vfio_ap_mdev_matrix_show()
1523 for_each_set_bit_inv(apid, matrix->apm, napm_bits) { in vfio_ap_mdev_matrix_show()
1524 for_each_set_bit_inv(apqi, matrix->aqm, in vfio_ap_mdev_matrix_show()
1533 for_each_set_bit_inv(apid, matrix->apm, napm_bits) { in vfio_ap_mdev_matrix_show()
1539 for_each_set_bit_inv(apqi, matrix->aqm, naqm_bits) { in vfio_ap_mdev_matrix_show()
1556 nchars = vfio_ap_mdev_matrix_show(&matrix_mdev->matrix, buf); in matrix_show()
1561 static DEVICE_ATTR_RO(matrix);
1603 * @matrix_mdev: a mediated matrix device
1606 * Return: 0 if no other mediated matrix device has a reference to @kvm;
1667 * @matrix_mdev: a matrix mediated device
2053 if (test_bit_inv(apid, matrix_mdev->matrix.apm) && in vfio_ap_mdev_for_queue()
2054 test_bit_inv(apqi, matrix_mdev->matrix.aqm)) in vfio_ap_mdev_for_queue()
2075 /* If the queue is assigned to the matrix mediated device, then in status_show()
2085 * merely assigned to a matrix mediated device. in status_show()
2201 * matrix and update the guest's AP configuration after all of in vfio_ap_mdev_probe_queue()
2243 * Since the queues are defined via a matrix of adapters in vfio_ap_mdev_remove_queue()
2368 matrix_mdev->matrix.apm, in vfio_ap_mdev_cfg_remove()
2371 matrix_mdev->matrix.aqm, in vfio_ap_mdev_cfg_remove()
2374 matrix_mdev->matrix.adm, in vfio_ap_mdev_cfg_remove()
2486 * AP configuration for each matrix mdev to which they
2508 matrix_mdev->matrix.apm, apm_add, AP_DEVICES); in vfio_ap_mdev_cfg_add()
2510 matrix_mdev->matrix.aqm, aqm_add, AP_DOMAINS); in vfio_ap_mdev_cfg_add()
2512 matrix_mdev->matrix.adm, adm_add, AP_DEVICES); in vfio_ap_mdev_cfg_add()
2582 filter_adapters = bitmap_intersects(matrix_mdev->matrix.apm, in vfio_ap_mdev_hot_plug_cfg()
2584 filter_domains = bitmap_intersects(matrix_mdev->matrix.aqm, in vfio_ap_mdev_hot_plug_cfg()
2586 filter_cdoms = bitmap_intersects(matrix_mdev->matrix.adm, in vfio_ap_mdev_hot_plug_cfg()