Lines Matching full:master
73 * In other words, transfer requests passed to the I3C master can be submitted
74 * in parallel and I3C master drivers have to use their own locking to make
111 struct i3c_master_controller *master; in dev_to_i3cbus() local
116 master = dev_to_i3cmaster(dev); in dev_to_i3cbus()
118 return &master->bus; in dev_to_i3cbus()
123 struct i3c_master_controller *master; in dev_to_i3cdesc() local
128 master = dev_to_i3cmaster(dev); in dev_to_i3cdesc()
130 return master->this; in dev_to_i3cdesc()
560 static int i3c_set_hotjoin(struct i3c_master_controller *master, bool enable) in i3c_set_hotjoin() argument
564 if (!master || !master->ops) in i3c_set_hotjoin()
567 if (!master->ops->enable_hotjoin || !master->ops->disable_hotjoin) in i3c_set_hotjoin()
570 i3c_bus_normaluse_lock(&master->bus); in i3c_set_hotjoin()
573 ret = master->ops->enable_hotjoin(master); in i3c_set_hotjoin()
575 ret = master->ops->disable_hotjoin(master); in i3c_set_hotjoin()
577 master->hotjoin = enable; in i3c_set_hotjoin()
579 i3c_bus_normaluse_unlock(&master->bus); in i3c_set_hotjoin()
597 ret = i3c_set_hotjoin(i3cbus->cur_master->common.master, res); in hotjoin_store()
606 * @master: I3C master object
610 int i3c_master_enable_hotjoin(struct i3c_master_controller *master) in i3c_master_enable_hotjoin() argument
612 return i3c_set_hotjoin(master, true); in i3c_master_enable_hotjoin()
618 * @master: I3C master object
622 int i3c_master_disable_hotjoin(struct i3c_master_controller *master) in i3c_master_disable_hotjoin() argument
624 return i3c_set_hotjoin(master, false); in i3c_master_disable_hotjoin()
634 ret = sysfs_emit(buf, "%d\n", i3cbus->cur_master->common.master->hotjoin); in hotjoin_show()
659 struct i3c_master_controller *master = dev_to_i3cmaster(dev); in i3c_masterdev_release() local
662 if (master->wq) in i3c_masterdev_release()
663 destroy_workqueue(master->wq); in i3c_masterdev_release()
678 struct i3c_master_controller *master = i3c_bus_to_i3c_master(i3cbus); in i3c_bus_set_mode() local
705 dev_dbg(&master->dev, "i2c-scl = %ld Hz i3c-scl = %ld Hz\n", in i3c_bus_set_mode()
726 i3c_master_to_i2c_adapter(struct i3c_master_controller *master) in i3c_master_to_i2c_adapter() argument
728 return &master->i2c; in i3c_master_to_i2c_adapter()
737 i3c_master_alloc_i2c_dev(struct i3c_master_controller *master, in i3c_master_alloc_i2c_dev() argument
746 dev->common.master = master; in i3c_master_alloc_i2c_dev()
782 static int i3c_master_send_ccc_cmd_locked(struct i3c_master_controller *master, in i3c_master_send_ccc_cmd_locked() argument
787 if (!cmd || !master) in i3c_master_send_ccc_cmd_locked()
790 if (WARN_ON(master->init_done && in i3c_master_send_ccc_cmd_locked()
791 !rwsem_is_locked(&master->bus.lock))) in i3c_master_send_ccc_cmd_locked()
794 if (!master->ops->send_ccc_cmd) in i3c_master_send_ccc_cmd_locked()
800 if (master->ops->supports_ccc_cmd && in i3c_master_send_ccc_cmd_locked()
801 !master->ops->supports_ccc_cmd(master, cmd)) in i3c_master_send_ccc_cmd_locked()
804 ret = master->ops->send_ccc_cmd(master, cmd); in i3c_master_send_ccc_cmd_locked()
816 i3c_master_find_i2c_dev_by_addr(const struct i3c_master_controller *master, in i3c_master_find_i2c_dev_by_addr() argument
821 i3c_bus_for_each_i2cdev(&master->bus, dev) { in i3c_master_find_i2c_dev_by_addr()
831 * @master: I3C master object
839 int i3c_master_get_free_addr(struct i3c_master_controller *master, in i3c_master_get_free_addr() argument
842 return i3c_bus_get_free_addr(&master->bus, start_addr); in i3c_master_get_free_addr()
862 i3c_master_alloc_i3c_dev(struct i3c_master_controller *master, in i3c_master_alloc_i3c_dev() argument
871 dev->common.master = master; in i3c_master_alloc_i3c_dev()
878 static int i3c_master_rstdaa_locked(struct i3c_master_controller *master, in i3c_master_rstdaa_locked() argument
886 if (!master) in i3c_master_rstdaa_locked()
889 addrstat = i3c_bus_get_addr_slot_status(&master->bus, addr); in i3c_master_rstdaa_locked()
897 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_rstdaa_locked()
906 * @master: master used to send frames on the bus
911 * behind dynamic address assignment has to be handled in the I3C master
919 int i3c_master_entdaa_locked(struct i3c_master_controller *master) in i3c_master_entdaa_locked() argument
927 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_entdaa_locked()
934 static int i3c_master_enec_disec_locked(struct i3c_master_controller *master, in i3c_master_enec_disec_locked() argument
952 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_enec_disec_locked()
960 * @master: master used to send frames on the bus
972 int i3c_master_disec_locked(struct i3c_master_controller *master, u8 addr, in i3c_master_disec_locked() argument
975 return i3c_master_enec_disec_locked(master, addr, false, evts); in i3c_master_disec_locked()
981 * @master: master used to send frames on the bus
993 int i3c_master_enec_locked(struct i3c_master_controller *master, u8 addr, in i3c_master_enec_locked() argument
996 return i3c_master_enec_disec_locked(master, addr, true, evts); in i3c_master_enec_locked()
1002 * @master: master used to send frames on the bus
1004 * Send a DEFSLVS CCC command containing all the devices known to the @master.
1011 * It should also be called if a master ACKed an Hot-Join request and assigned
1019 int i3c_master_defslvs_locked(struct i3c_master_controller *master) in i3c_master_defslvs_locked() argument
1031 if (!master) in i3c_master_defslvs_locked()
1034 bus = i3c_master_get_bus(master); in i3c_master_defslvs_locked()
1038 if (i3cdev == master->this) in i3c_master_defslvs_locked()
1046 /* No other master on the bus, skip DEFSLVS. */ in i3c_master_defslvs_locked()
1060 defslvs->master.bcr = master->this->info.bcr; in i3c_master_defslvs_locked()
1061 defslvs->master.dcr = master->this->info.dcr; in i3c_master_defslvs_locked()
1062 defslvs->master.dyn_addr = master->this->info.dyn_addr << 1; in i3c_master_defslvs_locked()
1063 defslvs->master.static_addr = I3C_BROADCAST_ADDR << 1; in i3c_master_defslvs_locked()
1073 /* Skip the I3C dev representing this master. */ in i3c_master_defslvs_locked()
1074 if (i3cdev == master->this) in i3c_master_defslvs_locked()
1085 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_defslvs_locked()
1092 static int i3c_master_setda_locked(struct i3c_master_controller *master, in i3c_master_setda_locked() argument
1111 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_setda_locked()
1117 static int i3c_master_setdasa_locked(struct i3c_master_controller *master, in i3c_master_setdasa_locked() argument
1120 return i3c_master_setda_locked(master, static_addr, dyn_addr, true); in i3c_master_setdasa_locked()
1123 static int i3c_master_setnewda_locked(struct i3c_master_controller *master, in i3c_master_setnewda_locked() argument
1126 return i3c_master_setda_locked(master, oldaddr, newaddr, false); in i3c_master_setnewda_locked()
1129 static int i3c_master_getmrl_locked(struct i3c_master_controller *master, in i3c_master_getmrl_locked() argument
1149 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_getmrl_locked()
1171 static int i3c_master_getmwl_locked(struct i3c_master_controller *master, in i3c_master_getmwl_locked() argument
1184 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_getmwl_locked()
1201 static int i3c_master_getmxds_locked(struct i3c_master_controller *master, in i3c_master_getmxds_locked() argument
1215 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_getmxds_locked()
1222 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_getmxds_locked()
1245 static int i3c_master_gethdrcap_locked(struct i3c_master_controller *master, in i3c_master_gethdrcap_locked() argument
1259 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_gethdrcap_locked()
1276 static int i3c_master_getpid_locked(struct i3c_master_controller *master, in i3c_master_getpid_locked() argument
1289 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_getpid_locked()
1306 static int i3c_master_getbcr_locked(struct i3c_master_controller *master, in i3c_master_getbcr_locked() argument
1319 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_getbcr_locked()
1331 static int i3c_master_getdcr_locked(struct i3c_master_controller *master, in i3c_master_getdcr_locked() argument
1344 ret = i3c_master_send_ccc_cmd_locked(master, &cmd); in i3c_master_getdcr_locked()
1358 struct i3c_master_controller *master = i3c_dev_get_master(dev); in i3c_master_retrieve_dev_info() local
1365 slot_status = i3c_bus_get_addr_slot_status(&master->bus, in i3c_master_retrieve_dev_info()
1371 ret = i3c_master_getpid_locked(master, &dev->info); in i3c_master_retrieve_dev_info()
1375 ret = i3c_master_getbcr_locked(master, &dev->info); in i3c_master_retrieve_dev_info()
1379 ret = i3c_master_getdcr_locked(master, &dev->info); in i3c_master_retrieve_dev_info()
1384 ret = i3c_master_getmxds_locked(master, &dev->info); in i3c_master_retrieve_dev_info()
1392 i3c_master_getmrl_locked(master, &dev->info); in i3c_master_retrieve_dev_info()
1393 i3c_master_getmwl_locked(master, &dev->info); in i3c_master_retrieve_dev_info()
1396 ret = i3c_master_gethdrcap_locked(master, &dev->info); in i3c_master_retrieve_dev_info()
1406 struct i3c_master_controller *master = i3c_dev_get_master(dev); in i3c_master_put_i3c_addrs() local
1409 i3c_bus_set_addr_slot_status(&master->bus, in i3c_master_put_i3c_addrs()
1414 i3c_bus_set_addr_slot_status(&master->bus, dev->info.dyn_addr, in i3c_master_put_i3c_addrs()
1418 i3c_bus_set_addr_slot_status(&master->bus, dev->info.dyn_addr, in i3c_master_put_i3c_addrs()
1424 struct i3c_master_controller *master = i3c_dev_get_master(dev); in i3c_master_get_i3c_addrs() local
1431 status = i3c_bus_get_addr_slot_status(&master->bus, in i3c_master_get_i3c_addrs()
1440 i3c_bus_set_addr_slot_status(&master->bus, in i3c_master_get_i3c_addrs()
1453 status = i3c_bus_get_addr_slot_status(&master->bus, in i3c_master_get_i3c_addrs()
1458 i3c_bus_set_addr_slot_status(&master->bus, dev->info.dyn_addr, in i3c_master_get_i3c_addrs()
1466 i3c_bus_set_addr_slot_status(&master->bus, in i3c_master_get_i3c_addrs()
1473 static int i3c_master_attach_i3c_dev(struct i3c_master_controller *master, in i3c_master_attach_i3c_dev() argument
1489 /* Do not attach the master device itself. */ in i3c_master_attach_i3c_dev()
1490 if (master->this != dev && master->ops->attach_i3c_dev) { in i3c_master_attach_i3c_dev()
1491 ret = master->ops->attach_i3c_dev(dev); in i3c_master_attach_i3c_dev()
1498 list_add_tail(&dev->common.node, &master->bus.devs.i3c); in i3c_master_attach_i3c_dev()
1506 struct i3c_master_controller *master = i3c_dev_get_master(dev); in i3c_master_reattach_i3c_dev() local
1513 status = i3c_bus_get_addr_slot_status(&master->bus, in i3c_master_reattach_i3c_dev()
1517 i3c_bus_set_addr_slot_status(&master->bus, in i3c_master_reattach_i3c_dev()
1521 i3c_bus_set_addr_slot_status(&master->bus, old_dyn_addr, in i3c_master_reattach_i3c_dev()
1525 if (master->ops->reattach_i3c_dev) { in i3c_master_reattach_i3c_dev()
1526 ret = master->ops->reattach_i3c_dev(dev, old_dyn_addr); in i3c_master_reattach_i3c_dev()
1538 struct i3c_master_controller *master = i3c_dev_get_master(dev); in i3c_master_detach_i3c_dev() local
1540 /* Do not detach the master device itself. */ in i3c_master_detach_i3c_dev()
1541 if (master->this != dev && master->ops->detach_i3c_dev) in i3c_master_detach_i3c_dev()
1542 master->ops->detach_i3c_dev(dev); in i3c_master_detach_i3c_dev()
1548 static int i3c_master_attach_i2c_dev(struct i3c_master_controller *master, in i3c_master_attach_i2c_dev() argument
1553 if (master->ops->attach_i2c_dev) { in i3c_master_attach_i2c_dev()
1554 ret = master->ops->attach_i2c_dev(dev); in i3c_master_attach_i2c_dev()
1559 list_add_tail(&dev->common.node, &master->bus.devs.i2c); in i3c_master_attach_i2c_dev()
1566 struct i3c_master_controller *master = i2c_dev_get_master(dev); in i3c_master_detach_i2c_dev() local
1570 if (master->ops->detach_i2c_dev) in i3c_master_detach_i2c_dev()
1571 master->ops->detach_i2c_dev(dev); in i3c_master_detach_i2c_dev()
1574 static int i3c_master_early_i3c_dev_add(struct i3c_master_controller *master, in i3c_master_early_i3c_dev_add() argument
1584 i3cdev = i3c_master_alloc_i3c_dev(master, &info); in i3c_master_early_i3c_dev_add()
1590 ret = i3c_master_attach_i3c_dev(master, i3cdev); in i3c_master_early_i3c_dev_add()
1594 ret = i3c_master_setdasa_locked(master, i3cdev->info.static_addr, in i3c_master_early_i3c_dev_add()
1611 i3c_master_rstdaa_locked(master, i3cdev->boardinfo->init_dyn_addr); in i3c_master_early_i3c_dev_add()
1621 i3c_master_register_new_i3c_devs(struct i3c_master_controller *master) in i3c_master_register_new_i3c_devs() argument
1626 if (!master->init_done) in i3c_master_register_new_i3c_devs()
1629 i3c_bus_for_each_i3cdev(&master->bus, desc) { in i3c_master_register_new_i3c_devs()
1630 if (desc->dev || !desc->info.dyn_addr || desc == master->this) in i3c_master_register_new_i3c_devs()
1637 desc->dev->bus = &master->bus; in i3c_master_register_new_i3c_devs()
1639 desc->dev->dev.parent = &master->dev; in i3c_master_register_new_i3c_devs()
1643 dev_set_name(&desc->dev->dev, "%d-%llx", master->bus.id, in i3c_master_register_new_i3c_devs()
1651 dev_err(&master->dev, in i3c_master_register_new_i3c_devs()
1660 * @master: master doing the DAA
1666 * The I3C device object is returned in case the master wants to attach
1673 int i3c_master_do_daa(struct i3c_master_controller *master) in i3c_master_do_daa() argument
1677 i3c_bus_maintenance_lock(&master->bus); in i3c_master_do_daa()
1678 ret = master->ops->do_daa(master); in i3c_master_do_daa()
1679 i3c_bus_maintenance_unlock(&master->bus); in i3c_master_do_daa()
1684 i3c_bus_normaluse_lock(&master->bus); in i3c_master_do_daa()
1685 i3c_master_register_new_i3c_devs(master); in i3c_master_do_daa()
1686 i3c_bus_normaluse_unlock(&master->bus); in i3c_master_do_daa()
1693 * i3c_master_set_info() - set master device information
1694 * @master: master used to send frames on the bus
1697 * Set master device info. This should be called from
1700 * Not all &i3c_device_info fields are meaningful for a master device.
1716 int i3c_master_set_info(struct i3c_master_controller *master, in i3c_master_set_info() argument
1722 if (!i3c_bus_dev_addr_is_avail(&master->bus, info->dyn_addr)) in i3c_master_set_info()
1726 master->secondary) in i3c_master_set_info()
1729 if (master->this) in i3c_master_set_info()
1732 i3cdev = i3c_master_alloc_i3c_dev(master, info); in i3c_master_set_info()
1736 master->this = i3cdev; in i3c_master_set_info()
1737 master->bus.cur_master = master->this; in i3c_master_set_info()
1739 ret = i3c_master_attach_i3c_dev(master, i3cdev); in i3c_master_set_info()
1752 static void i3c_master_detach_free_devs(struct i3c_master_controller *master) in i3c_master_detach_free_devs() argument
1757 list_for_each_entry_safe(i3cdev, i3ctmp, &master->bus.devs.i3c, in i3c_master_detach_free_devs()
1762 i3c_bus_set_addr_slot_status(&master->bus, in i3c_master_detach_free_devs()
1769 list_for_each_entry_safe(i2cdev, i2ctmp, &master->bus.devs.i2c, in i3c_master_detach_free_devs()
1772 i3c_bus_set_addr_slot_status(&master->bus, in i3c_master_detach_free_devs()
1781 * @master: main master initializing the bus
1786 * 1. Attach I2C devs to the master so that the master can fill its internal
1790 * the master controller. That's usually where the bus mode is selected
1802 * devices to the master.
1811 static int i3c_master_bus_init(struct i3c_master_controller *master) in i3c_master_bus_init() argument
1823 list_for_each_entry(i2cboardinfo, &master->boardinfo.i2c, node) { in i3c_master_bus_init()
1824 status = i3c_bus_get_addr_slot_status(&master->bus, in i3c_master_bus_init()
1831 i3c_bus_set_addr_slot_status(&master->bus, in i3c_master_bus_init()
1835 i2cdev = i3c_master_alloc_i2c_dev(master, in i3c_master_bus_init()
1843 ret = i3c_master_attach_i2c_dev(master, i2cdev); in i3c_master_bus_init()
1854 ret = master->ops->bus_init(master); in i3c_master_bus_init()
1859 * The master device should have been instantiated in ->bus_init(), in i3c_master_bus_init()
1862 if (!master->this) { in i3c_master_bus_init()
1863 dev_err(&master->dev, in i3c_master_bus_init()
1873 ret = i3c_master_rstdaa_locked(master, I3C_BROADCAST_ADDR); in i3c_master_bus_init()
1878 ret = i3c_master_disec_locked(master, I3C_BROADCAST_ADDR, in i3c_master_bus_init()
1891 list_for_each_entry(i3cboardinfo, &master->boardinfo.i3c, node) { in i3c_master_bus_init()
1900 ret = i3c_bus_get_addr_slot_status(&master->bus, in i3c_master_bus_init()
1907 i3c_bus_set_addr_slot_status(&master->bus, in i3c_master_bus_init()
1920 i3c_master_early_i3c_dev_add(master, i3cboardinfo); in i3c_master_bus_init()
1923 ret = i3c_master_do_daa(master); in i3c_master_bus_init()
1930 i3c_master_rstdaa_locked(master, I3C_BROADCAST_ADDR); in i3c_master_bus_init()
1933 if (master->ops->bus_cleanup) in i3c_master_bus_init()
1934 master->ops->bus_cleanup(master); in i3c_master_bus_init()
1937 i3c_master_detach_free_devs(master); in i3c_master_bus_init()
1942 static void i3c_master_bus_cleanup(struct i3c_master_controller *master) in i3c_master_bus_cleanup() argument
1944 if (master->ops->bus_cleanup) in i3c_master_bus_cleanup()
1945 master->ops->bus_cleanup(master); in i3c_master_bus_cleanup()
1947 i3c_master_detach_free_devs(master); in i3c_master_bus_cleanup()
1952 struct i3c_master_controller *master = i3cdev->common.master; in i3c_master_attach_boardinfo() local
1955 list_for_each_entry(i3cboardinfo, &master->boardinfo.i3c, node) { in i3c_master_attach_boardinfo()
1968 struct i3c_master_controller *master = i3c_dev_get_master(refdev); in i3c_master_search_i3c_dev_duplicate() local
1971 i3c_bus_for_each_i3cdev(&master->bus, i3cdev) { in i3c_master_search_i3c_dev_duplicate()
1981 * @master: master used to send frames on the bus
1988 * The I3C device object is returned in case the master wants to attach
1995 int i3c_master_add_i3c_dev_locked(struct i3c_master_controller *master, in i3c_master_add_i3c_dev_locked() argument
2005 if (!master) in i3c_master_add_i3c_dev_locked()
2008 newdev = i3c_master_alloc_i3c_dev(master, &info); in i3c_master_add_i3c_dev_locked()
2012 ret = i3c_master_attach_i3c_dev(master, newdev); in i3c_master_add_i3c_dev_locked()
2063 * master in i3c_master_add_i3c_dev_locked()
2075 * the address assigned by the master. in i3c_master_add_i3c_dev_locked()
2077 ret = i3c_master_setnewda_locked(master, in i3c_master_add_i3c_dev_locked()
2085 dev_err(&master->dev, in i3c_master_add_i3c_dev_locked()
2087 master->bus.id, newdev->info.pid); in i3c_master_add_i3c_dev_locked()
2102 dev_err(&master->dev, in i3c_master_add_i3c_dev_locked()
2104 master->bus.id, newdev->info.pid); in i3c_master_add_i3c_dev_locked()
2108 dev_err(&master->dev, in i3c_master_add_i3c_dev_locked()
2110 master->bus.id, newdev->info.pid); in i3c_master_add_i3c_dev_locked()
2133 of_i3c_master_add_i2c_boardinfo(struct i3c_master_controller *master, in of_i3c_master_add_i2c_boardinfo() argument
2137 struct device *dev = &master->dev; in of_i3c_master_add_i2c_boardinfo()
2161 list_add_tail(&boardinfo->node, &master->boardinfo.i2c); in of_i3c_master_add_i2c_boardinfo()
2168 of_i3c_master_add_i3c_boardinfo(struct i3c_master_controller *master, in of_i3c_master_add_i3c_boardinfo() argument
2172 struct device *dev = &master->dev; in of_i3c_master_add_i3c_boardinfo()
2184 addrstatus = i3c_bus_get_addr_slot_status(&master->bus, in of_i3c_master_add_i3c_boardinfo()
2196 addrstatus = i3c_bus_get_addr_slot_status(&master->bus, in of_i3c_master_add_i3c_boardinfo()
2210 list_add_tail(&boardinfo->node, &master->boardinfo.i3c); in of_i3c_master_add_i3c_boardinfo()
2215 static int of_i3c_master_add_dev(struct i3c_master_controller *master, in of_i3c_master_add_dev() argument
2221 if (!master || !node) in of_i3c_master_add_dev()
2233 ret = of_i3c_master_add_i2c_boardinfo(master, node, reg); in of_i3c_master_add_dev()
2235 ret = of_i3c_master_add_i3c_boardinfo(master, node, reg); in of_i3c_master_add_dev()
2240 static int of_populate_i3c_bus(struct i3c_master_controller *master) in of_populate_i3c_bus() argument
2242 struct device *dev = &master->dev; in of_populate_i3c_bus()
2252 ret = of_i3c_master_add_dev(master, node); in of_populate_i3c_bus()
2265 master->bus.scl_rate.i2c = val; in of_populate_i3c_bus()
2268 master->bus.scl_rate.i3c = val; in of_populate_i3c_bus()
2276 struct i3c_master_controller *master = i2c_adapter_to_i3c_master(adap); in i3c_master_i2c_adapter_xfer() local
2281 if (!xfers || !master || nxfers <= 0) in i3c_master_i2c_adapter_xfer()
2284 if (!master->ops->i2c_xfers) in i3c_master_i2c_adapter_xfer()
2294 i3c_bus_normaluse_lock(&master->bus); in i3c_master_i2c_adapter_xfer()
2295 dev = i3c_master_find_i2c_dev_by_addr(master, addr); in i3c_master_i2c_adapter_xfer()
2299 ret = master->ops->i2c_xfers(dev, xfers, nxfers); in i3c_master_i2c_adapter_xfer()
2300 i3c_bus_normaluse_unlock(&master->bus); in i3c_master_i2c_adapter_xfer()
2328 struct i3c_master_controller *master = i2c_adapter_to_i3c_master(adap); in i3c_master_i2c_attach() local
2334 if (i3c_master_find_i2c_dev_by_addr(master, client->addr)) in i3c_master_i2c_attach()
2337 status = i3c_bus_get_addr_slot_status(&master->bus, client->addr); in i3c_master_i2c_attach()
2341 i3c_bus_set_addr_slot_status(&master->bus, client->addr, in i3c_master_i2c_attach()
2344 i2cdev = i3c_master_alloc_i2c_dev(master, client->addr, in i3c_master_i2c_attach()
2351 ret = i3c_master_attach_i2c_dev(master, i2cdev); in i3c_master_i2c_attach()
2360 i3c_bus_set_addr_slot_status(&master->bus, client->addr, in i3c_master_i2c_attach()
2368 struct i3c_master_controller *master = i2c_adapter_to_i3c_master(adap); in i3c_master_i2c_detach() local
2371 dev = i3c_master_find_i2c_dev_by_addr(master, client->addr); in i3c_master_i2c_detach()
2376 i3c_bus_set_addr_slot_status(&master->bus, dev->addr, in i3c_master_i2c_detach()
2394 struct i3c_master_controller *master; in i3c_i2c_notifier_call() local
2406 master = i2c_adapter_to_i3c_master(adap); in i3c_i2c_notifier_call()
2408 i3c_bus_maintenance_lock(&master->bus); in i3c_i2c_notifier_call()
2417 i3c_bus_maintenance_unlock(&master->bus); in i3c_i2c_notifier_call()
2426 static int i3c_master_i2c_adapter_init(struct i3c_master_controller *master) in i3c_master_i2c_adapter_init() argument
2428 struct i2c_adapter *adap = i3c_master_to_i2c_adapter(master); in i3c_master_i2c_adapter_init()
2433 adap->dev.parent = master->dev.parent; in i3c_master_i2c_adapter_init()
2434 adap->owner = master->dev.parent->driver->owner; in i3c_master_i2c_adapter_init()
2436 strscpy(adap->name, dev_name(master->dev.parent), sizeof(adap->name)); in i3c_master_i2c_adapter_init()
2450 list_for_each_entry(i2cboardinfo, &master->boardinfo.i2c, node) { in i3c_master_i2c_adapter_init()
2451 i2cdev = i3c_master_find_i2c_dev_by_addr(master, in i3c_master_i2c_adapter_init()
2461 static void i3c_master_i2c_adapter_cleanup(struct i3c_master_controller *master) in i3c_master_i2c_adapter_cleanup() argument
2465 i2c_del_adapter(&master->i2c); in i3c_master_i2c_adapter_cleanup()
2467 i3c_bus_for_each_i2cdev(&master->bus, i2cdev) in i3c_master_i2c_adapter_cleanup()
2471 static void i3c_master_unregister_i3c_devs(struct i3c_master_controller *master) in i3c_master_unregister_i3c_devs() argument
2475 i3c_bus_for_each_i3cdev(&master->bus, i3cdev) { in i3c_master_unregister_i3c_devs()
2508 struct i3c_master_controller *master = i3c_dev_get_master(dev); in i3c_master_handle_ibi() local
2517 master->ops->recycle_ibi_slot(dev, slot); in i3c_master_handle_ibi()
2667 * master driver struct_master_controller_ops->recycle_ibi() method.
2700 * i3c_master_register() - register an I3C master
2701 * @master: master used to send frames on the bus
2702 * @parent: the parent device (the one that provides this I3C master
2704 * @ops: the master controller operations
2705 * @secondary: true if you are registering a secondary master. Will return
2720 int i3c_master_register(struct i3c_master_controller *master, in i3c_master_register() argument
2726 struct i3c_bus *i3cbus = i3c_master_get_bus(master); in i3c_master_register()
2739 master->dev.parent = parent; in i3c_master_register()
2740 master->dev.of_node = of_node_get(parent->of_node); in i3c_master_register()
2741 master->dev.bus = &i3c_bus_type; in i3c_master_register()
2742 master->dev.type = &i3c_masterdev_type; in i3c_master_register()
2743 master->dev.release = i3c_masterdev_release; in i3c_master_register()
2744 master->ops = ops; in i3c_master_register()
2745 master->secondary = secondary; in i3c_master_register()
2746 INIT_LIST_HEAD(&master->boardinfo.i2c); in i3c_master_register()
2747 INIT_LIST_HEAD(&master->boardinfo.i3c); in i3c_master_register()
2749 ret = i3c_bus_init(i3cbus, master->dev.of_node); in i3c_master_register()
2753 device_initialize(&master->dev); in i3c_master_register()
2754 dev_set_name(&master->dev, "i3c-%d", i3cbus->id); in i3c_master_register()
2756 master->dev.dma_mask = parent->dma_mask; in i3c_master_register()
2757 master->dev.coherent_dma_mask = parent->coherent_dma_mask; in i3c_master_register()
2758 master->dev.dma_parms = parent->dma_parms; in i3c_master_register()
2760 ret = of_populate_i3c_bus(master); in i3c_master_register()
2764 list_for_each_entry(i2cbi, &master->boardinfo.i2c, node) { in i3c_master_register()
2791 master->wq = alloc_workqueue("%s", 0, 0, dev_name(parent)); in i3c_master_register()
2792 if (!master->wq) { in i3c_master_register()
2797 ret = i3c_master_bus_init(master); in i3c_master_register()
2801 ret = device_add(&master->dev); in i3c_master_register()
2809 ret = i3c_master_i2c_adapter_init(master); in i3c_master_register()
2819 master->init_done = true; in i3c_master_register()
2820 i3c_bus_normaluse_lock(&master->bus); in i3c_master_register()
2821 i3c_master_register_new_i3c_devs(master); in i3c_master_register()
2822 i3c_bus_normaluse_unlock(&master->bus); in i3c_master_register()
2827 device_del(&master->dev); in i3c_master_register()
2830 i3c_master_bus_cleanup(master); in i3c_master_register()
2833 put_device(&master->dev); in i3c_master_register()
2840 * i3c_master_unregister() - unregister an I3C master
2841 * @master: master used to send frames on the bus
2845 void i3c_master_unregister(struct i3c_master_controller *master) in i3c_master_unregister() argument
2847 i3c_bus_notify(&master->bus, I3C_NOTIFY_BUS_REMOVE); in i3c_master_unregister()
2849 i3c_master_i2c_adapter_cleanup(master); in i3c_master_unregister()
2850 i3c_master_unregister_i3c_devs(master); in i3c_master_unregister()
2851 i3c_master_bus_cleanup(master); in i3c_master_unregister()
2852 device_unregister(&master->dev); in i3c_master_unregister()
2858 struct i3c_master_controller *master; in i3c_dev_setdasa_locked() local
2863 master = i3c_dev_get_master(dev); in i3c_dev_setdasa_locked()
2864 if (!master) in i3c_dev_setdasa_locked()
2871 return i3c_master_setdasa_locked(master, dev->info.static_addr, in i3c_dev_setdasa_locked()
2879 struct i3c_master_controller *master; in i3c_dev_do_priv_xfers_locked() local
2884 master = i3c_dev_get_master(dev); in i3c_dev_do_priv_xfers_locked()
2885 if (!master || !xfers) in i3c_dev_do_priv_xfers_locked()
2888 if (!master->ops->priv_xfers) in i3c_dev_do_priv_xfers_locked()
2891 return master->ops->priv_xfers(dev, xfers, nxfers); in i3c_dev_do_priv_xfers_locked()
2896 struct i3c_master_controller *master; in i3c_dev_disable_ibi_locked() local
2902 master = i3c_dev_get_master(dev); in i3c_dev_disable_ibi_locked()
2903 ret = master->ops->disable_ibi(dev); in i3c_dev_disable_ibi_locked()
2918 struct i3c_master_controller *master = i3c_dev_get_master(dev); in i3c_dev_enable_ibi_locked() local
2924 ret = master->ops->enable_ibi(dev); in i3c_dev_enable_ibi_locked()
2934 struct i3c_master_controller *master = i3c_dev_get_master(dev); in i3c_dev_request_ibi_locked() local
2938 if (!master->ops->request_ibi) in i3c_dev_request_ibi_locked()
2961 ret = master->ops->request_ibi(dev, req); in i3c_dev_request_ibi_locked()
2972 struct i3c_master_controller *master = i3c_dev_get_master(dev); in i3c_dev_free_ibi_locked() local
2980 master->ops->free_ibi(dev); in i3c_dev_free_ibi_locked()