Lines Matching +full:k2g +full:- +full:sci
1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2015-2016 Texas Instruments Incorporated - https://www.ti.com/
21 #include <linux/soc/ti/ti-msgmgr.h>
27 /* List of all TI SCI devices active in system */
33 * struct ti_sci_xfer - Structure representing a message flow
37 * Since we work with request-ACK protocol, we can
50 * struct ti_sci_xfers_info - Structure to manage transfer information
68 * struct ti_sci_desc - Description of SoC integration
83 * struct ti_sci_info - Structure representing a TI SCI instance
91 * @handle: Instance of TI SCI handle to send to clients.
127 * ti_sci_debug_show() - Helper to dump the debug log
135 struct ti_sci_info *info = s->private; in ti_sci_debug_show()
137 memcpy_fromio(info->debug_buffer, info->debug_region, in ti_sci_debug_show()
138 info->debug_region_size); in ti_sci_debug_show()
143 * in the buffer as is - we expect the messages to be self explanatory. in ti_sci_debug_show()
145 seq_puts(s, info->debug_buffer); in ti_sci_debug_show()
153 * ti_sci_debugfs_create() - Create log debug file
155 * @info: Pointer to SCI entity information
162 struct device *dev = &pdev->dev; in ti_sci_debugfs_create()
169 info->debug_region = devm_ioremap_resource(dev, res); in ti_sci_debugfs_create()
170 if (IS_ERR(info->debug_region)) in ti_sci_debugfs_create()
172 info->debug_region_size = resource_size(res); in ti_sci_debugfs_create()
174 info->debug_buffer = devm_kcalloc(dev, info->debug_region_size + 1, in ti_sci_debugfs_create()
176 if (!info->debug_buffer) in ti_sci_debugfs_create()
177 return -ENOMEM; in ti_sci_debugfs_create()
179 info->debug_buffer[info->debug_region_size] = 0; in ti_sci_debugfs_create()
181 info->d = debugfs_create_file(strncat(debug_name, dev_name(dev), in ti_sci_debugfs_create()
182 sizeof(debug_name) - in ti_sci_debugfs_create()
185 if (IS_ERR(info->d)) in ti_sci_debugfs_create()
186 return PTR_ERR(info->d); in ti_sci_debugfs_create()
189 info->debug_region, info->debug_region_size, res); in ti_sci_debugfs_create()
194 * ti_sci_debugfs_destroy() - clean up log debug file
196 * @info: Pointer to SCI entity information
201 if (IS_ERR(info->debug_region)) in ti_sci_debugfs_destroy()
204 debugfs_remove(info->d); in ti_sci_debugfs_destroy()
220 * ti_sci_dump_header_dbg() - Helper to dump a message header.
221 * @dev: Device pointer corresponding to the SCI entity
228 hdr->type, hdr->host, hdr->seq, hdr->flags); in ti_sci_dump_header_dbg()
232 * ti_sci_rx_callback() - mailbox client callback for receive messages
245 struct device *dev = info->dev; in ti_sci_rx_callback()
246 struct ti_sci_xfers_info *minfo = &info->minfo; in ti_sci_rx_callback()
248 struct ti_sci_msg_hdr *hdr = (struct ti_sci_msg_hdr *)mbox_msg->buf; in ti_sci_rx_callback()
252 xfer_id = hdr->seq; in ti_sci_rx_callback()
258 if (!test_bit(xfer_id, minfo->xfer_alloc_table)) { in ti_sci_rx_callback()
263 xfer = &minfo->xfer_block[xfer_id]; in ti_sci_rx_callback()
266 if (mbox_msg->len > info->desc->max_msg_size) { in ti_sci_rx_callback()
268 mbox_msg->len, info->desc->max_msg_size); in ti_sci_rx_callback()
272 if (mbox_msg->len < xfer->rx_len) { in ti_sci_rx_callback()
274 mbox_msg->len, xfer->rx_len); in ti_sci_rx_callback()
281 memcpy(xfer->xfer_buf, mbox_msg->buf, xfer->rx_len); in ti_sci_rx_callback()
282 complete(&xfer->done); in ti_sci_rx_callback()
286 * ti_sci_get_one_xfer() - Allocate one message
287 * @info: Pointer to SCI entity information
297 * for the SCI entity. Further, this also holds a spinlock to maintain integrity
307 struct ti_sci_xfers_info *minfo = &info->minfo; in ti_sci_get_one_xfer()
317 if (rx_message_size > info->desc->max_msg_size || in ti_sci_get_one_xfer()
318 tx_message_size > info->desc->max_msg_size || in ti_sci_get_one_xfer()
320 return ERR_PTR(-ERANGE); in ti_sci_get_one_xfer()
327 timeout = msecs_to_jiffies(info->desc->max_rx_timeout_ms) * 5; in ti_sci_get_one_xfer()
328 ret = down_timeout(&minfo->sem_xfer_count, timeout); in ti_sci_get_one_xfer()
333 spin_lock_irqsave(&minfo->xfer_lock, flags); in ti_sci_get_one_xfer()
334 bit_pos = find_first_zero_bit(minfo->xfer_alloc_table, in ti_sci_get_one_xfer()
335 info->desc->max_msgs); in ti_sci_get_one_xfer()
336 set_bit(bit_pos, minfo->xfer_alloc_table); in ti_sci_get_one_xfer()
337 spin_unlock_irqrestore(&minfo->xfer_lock, flags); in ti_sci_get_one_xfer()
341 * fit in hdr.seq - NOTE: this improves access latencies in ti_sci_get_one_xfer()
348 xfer = &minfo->xfer_block[xfer_id]; in ti_sci_get_one_xfer()
350 hdr = (struct ti_sci_msg_hdr *)xfer->tx_message.buf; in ti_sci_get_one_xfer()
351 xfer->tx_message.len = tx_message_size; in ti_sci_get_one_xfer()
352 xfer->rx_len = (u8)rx_message_size; in ti_sci_get_one_xfer()
354 reinit_completion(&xfer->done); in ti_sci_get_one_xfer()
356 hdr->seq = xfer_id; in ti_sci_get_one_xfer()
357 hdr->type = msg_type; in ti_sci_get_one_xfer()
358 hdr->host = info->host_id; in ti_sci_get_one_xfer()
359 hdr->flags = msg_flags; in ti_sci_get_one_xfer()
365 * ti_sci_put_one_xfer() - Release a message
378 hdr = (struct ti_sci_msg_hdr *)xfer->tx_message.buf; in ti_sci_put_one_xfer()
379 xfer_id = hdr->seq; in ti_sci_put_one_xfer()
386 spin_lock_irqsave(&minfo->xfer_lock, flags); in ti_sci_put_one_xfer()
387 clear_bit(xfer_id, minfo->xfer_alloc_table); in ti_sci_put_one_xfer()
388 spin_unlock_irqrestore(&minfo->xfer_lock, flags); in ti_sci_put_one_xfer()
391 up(&minfo->sem_xfer_count); in ti_sci_put_one_xfer()
395 * ti_sci_do_xfer() - Do one transfer
396 * @info: Pointer to SCI entity information
399 * Return: -ETIMEDOUT in case of no response, if transmit error,
408 struct device *dev = info->dev; in ti_sci_do_xfer()
410 ret = mbox_send_message(info->chan_tx, &xfer->tx_message); in ti_sci_do_xfer()
417 timeout = msecs_to_jiffies(info->desc->max_rx_timeout_ms); in ti_sci_do_xfer()
418 if (!wait_for_completion_timeout(&xfer->done, timeout)) { in ti_sci_do_xfer()
421 ret = -ETIMEDOUT; in ti_sci_do_xfer()
429 mbox_client_txdone(info->chan_tx, ret); in ti_sci_do_xfer()
435 * ti_sci_cmd_get_revision() - command to get the revision of the SCI entity
436 * @info: Pointer to SCI entity information
438 * Updates the SCI information in the internal data structure.
444 struct device *dev = info->dev; in ti_sci_cmd_get_revision()
445 struct ti_sci_handle *handle = &info->handle; in ti_sci_cmd_get_revision()
446 struct ti_sci_version_info *ver = &handle->version; in ti_sci_cmd_get_revision()
461 rev_info = (struct ti_sci_msg_resp_version *)xfer->xfer_buf; in ti_sci_cmd_get_revision()
469 ver->abi_major = rev_info->abi_major; in ti_sci_cmd_get_revision()
470 ver->abi_minor = rev_info->abi_minor; in ti_sci_cmd_get_revision()
471 ver->firmware_revision = rev_info->firmware_revision; in ti_sci_cmd_get_revision()
472 strncpy(ver->firmware_description, rev_info->firmware_description, in ti_sci_cmd_get_revision()
473 sizeof(ver->firmware_description)); in ti_sci_cmd_get_revision()
476 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_get_revision()
481 * ti_sci_is_response_ack() - Generic ACK/NACK message checkup
490 return hdr->flags & TI_SCI_FLAG_RESP_GENERIC_ACK ? true : false; in ti_sci_is_response_ack()
494 * ti_sci_set_device_state() - Set device state helper
495 * @handle: pointer to TI SCI handle
515 return -EINVAL; in ti_sci_set_device_state()
518 dev = info->dev; in ti_sci_set_device_state()
528 req = (struct ti_sci_msg_req_set_device_state *)xfer->xfer_buf; in ti_sci_set_device_state()
529 req->id = id; in ti_sci_set_device_state()
530 req->state = state; in ti_sci_set_device_state()
538 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_set_device_state()
540 ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; in ti_sci_set_device_state()
543 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_set_device_state()
549 * ti_sci_get_device_state() - Get device state helper
573 return -EINVAL; in ti_sci_get_device_state()
576 return -EINVAL; in ti_sci_get_device_state()
579 dev = info->dev; in ti_sci_get_device_state()
589 req = (struct ti_sci_msg_req_get_device_state *)xfer->xfer_buf; in ti_sci_get_device_state()
590 req->id = id; in ti_sci_get_device_state()
598 resp = (struct ti_sci_msg_resp_get_device_state *)xfer->xfer_buf; in ti_sci_get_device_state()
600 ret = -ENODEV; in ti_sci_get_device_state()
605 *clcnt = resp->context_loss_count; in ti_sci_get_device_state()
607 *resets = resp->resets; in ti_sci_get_device_state()
609 *p_state = resp->programmed_state; in ti_sci_get_device_state()
611 *c_state = resp->current_state; in ti_sci_get_device_state()
613 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_get_device_state()
619 * ti_sci_cmd_get_device() - command to request for device managed by TISCI
624 * Request for the device - NOTE: the client MUST maintain integrity of
637 * ti_sci_cmd_get_device_exclusive() - command to request for device managed by
643 * Request for the device - NOTE: the client MUST maintain integrity of
658 * ti_sci_cmd_idle_device() - Command to idle a device managed by TISCI
662 * Request for the device - NOTE: the client MUST maintain integrity of
675 * ti_sci_cmd_idle_device_exclusive() - Command to idle a device managed by
681 * Request for the device - NOTE: the client MUST maintain integrity of
696 * ti_sci_cmd_put_device() - command to release a device managed by TISCI
700 * Request for the device - NOTE: the client MUST maintain integrity of
713 * ti_sci_cmd_dev_is_valid() - Is the device valid
729 * ti_sci_cmd_dev_get_clcnt() - Get context loss counter
743 * ti_sci_cmd_dev_is_idle() - Check if the device is requested to be idle
757 return -EINVAL; in ti_sci_cmd_dev_is_idle()
769 * ti_sci_cmd_dev_is_stop() - Check if the device is requested to be stopped
784 return -EINVAL; in ti_sci_cmd_dev_is_stop()
800 * ti_sci_cmd_dev_is_on() - Check if the device is requested to be ON
815 return -EINVAL; in ti_sci_cmd_dev_is_on()
831 * ti_sci_cmd_dev_is_trans() - Check if the device is currently transitioning
845 return -EINVAL; in ti_sci_cmd_dev_is_trans()
857 * ti_sci_cmd_set_device_resets() - command to set resets for device managed
878 return -EINVAL; in ti_sci_cmd_set_device_resets()
881 dev = info->dev; in ti_sci_cmd_set_device_resets()
891 req = (struct ti_sci_msg_req_set_device_resets *)xfer->xfer_buf; in ti_sci_cmd_set_device_resets()
892 req->id = id; in ti_sci_cmd_set_device_resets()
893 req->resets = reset_state; in ti_sci_cmd_set_device_resets()
901 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_cmd_set_device_resets()
903 ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; in ti_sci_cmd_set_device_resets()
906 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_set_device_resets()
912 * ti_sci_cmd_get_device_resets() - Get reset state for device managed
928 * ti_sci_set_clock_state() - Set clock state helper
929 * @handle: pointer to TI SCI handle
953 return -EINVAL; in ti_sci_set_clock_state()
956 dev = info->dev; in ti_sci_set_clock_state()
966 req = (struct ti_sci_msg_req_set_clock_state *)xfer->xfer_buf; in ti_sci_set_clock_state()
967 req->dev_id = dev_id; in ti_sci_set_clock_state()
969 req->clk_id = clk_id; in ti_sci_set_clock_state()
971 req->clk_id = 255; in ti_sci_set_clock_state()
972 req->clk_id_32 = clk_id; in ti_sci_set_clock_state()
974 req->request_state = state; in ti_sci_set_clock_state()
982 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_set_clock_state()
984 ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; in ti_sci_set_clock_state()
987 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_set_clock_state()
993 * ti_sci_cmd_get_clock_state() - Get clock state helper
994 * @handle: pointer to TI SCI handle
1018 return -EINVAL; in ti_sci_cmd_get_clock_state()
1021 return -EINVAL; in ti_sci_cmd_get_clock_state()
1024 dev = info->dev; in ti_sci_cmd_get_clock_state()
1034 req = (struct ti_sci_msg_req_get_clock_state *)xfer->xfer_buf; in ti_sci_cmd_get_clock_state()
1035 req->dev_id = dev_id; in ti_sci_cmd_get_clock_state()
1037 req->clk_id = clk_id; in ti_sci_cmd_get_clock_state()
1039 req->clk_id = 255; in ti_sci_cmd_get_clock_state()
1040 req->clk_id_32 = clk_id; in ti_sci_cmd_get_clock_state()
1049 resp = (struct ti_sci_msg_resp_get_clock_state *)xfer->xfer_buf; in ti_sci_cmd_get_clock_state()
1052 ret = -ENODEV; in ti_sci_cmd_get_clock_state()
1057 *programmed_state = resp->programmed_state; in ti_sci_cmd_get_clock_state()
1059 *current_state = resp->current_state; in ti_sci_cmd_get_clock_state()
1062 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_get_clock_state()
1068 * ti_sci_cmd_get_clock() - Get control of a clock from TI SCI
1069 * @handle: pointer to TI SCI handle
1095 * ti_sci_cmd_idle_clock() - Idle a clock which is in our control
1096 * @handle: pointer to TI SCI handle
1115 * ti_sci_cmd_put_clock() - Release a clock from our control back to TISCI
1116 * @handle: pointer to TI SCI handle
1135 * ti_sci_cmd_clk_is_auto() - Is the clock being auto managed
1136 * @handle: pointer to TI SCI handle
1152 return -EINVAL; in ti_sci_cmd_clk_is_auto()
1163 * ti_sci_cmd_clk_is_on() - Is the clock ON
1164 * @handle: pointer to TI SCI handle
1181 return -EINVAL; in ti_sci_cmd_clk_is_on()
1196 * ti_sci_cmd_clk_is_off() - Is the clock OFF
1197 * @handle: pointer to TI SCI handle
1214 return -EINVAL; in ti_sci_cmd_clk_is_off()
1229 * ti_sci_cmd_clk_set_parent() - Set the clock source of a specific device clock
1230 * @handle: pointer to TI SCI handle
1252 return -EINVAL; in ti_sci_cmd_clk_set_parent()
1255 dev = info->dev; in ti_sci_cmd_clk_set_parent()
1265 req = (struct ti_sci_msg_req_set_clock_parent *)xfer->xfer_buf; in ti_sci_cmd_clk_set_parent()
1266 req->dev_id = dev_id; in ti_sci_cmd_clk_set_parent()
1268 req->clk_id = clk_id; in ti_sci_cmd_clk_set_parent()
1270 req->clk_id = 255; in ti_sci_cmd_clk_set_parent()
1271 req->clk_id_32 = clk_id; in ti_sci_cmd_clk_set_parent()
1274 req->parent_id = parent_id; in ti_sci_cmd_clk_set_parent()
1276 req->parent_id = 255; in ti_sci_cmd_clk_set_parent()
1277 req->parent_id_32 = parent_id; in ti_sci_cmd_clk_set_parent()
1286 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_cmd_clk_set_parent()
1288 ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; in ti_sci_cmd_clk_set_parent()
1291 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_clk_set_parent()
1297 * ti_sci_cmd_clk_get_parent() - Get current parent clock source
1298 * @handle: pointer to TI SCI handle
1320 return -EINVAL; in ti_sci_cmd_clk_get_parent()
1323 dev = info->dev; in ti_sci_cmd_clk_get_parent()
1333 req = (struct ti_sci_msg_req_get_clock_parent *)xfer->xfer_buf; in ti_sci_cmd_clk_get_parent()
1334 req->dev_id = dev_id; in ti_sci_cmd_clk_get_parent()
1336 req->clk_id = clk_id; in ti_sci_cmd_clk_get_parent()
1338 req->clk_id = 255; in ti_sci_cmd_clk_get_parent()
1339 req->clk_id_32 = clk_id; in ti_sci_cmd_clk_get_parent()
1348 resp = (struct ti_sci_msg_resp_get_clock_parent *)xfer->xfer_buf; in ti_sci_cmd_clk_get_parent()
1351 ret = -ENODEV; in ti_sci_cmd_clk_get_parent()
1353 if (resp->parent_id < 255) in ti_sci_cmd_clk_get_parent()
1354 *parent_id = resp->parent_id; in ti_sci_cmd_clk_get_parent()
1356 *parent_id = resp->parent_id_32; in ti_sci_cmd_clk_get_parent()
1360 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_clk_get_parent()
1366 * ti_sci_cmd_clk_get_num_parents() - Get num parents of the current clk source
1367 * @handle: pointer to TI SCI handle
1390 return -EINVAL; in ti_sci_cmd_clk_get_num_parents()
1393 dev = info->dev; in ti_sci_cmd_clk_get_num_parents()
1403 req = (struct ti_sci_msg_req_get_clock_num_parents *)xfer->xfer_buf; in ti_sci_cmd_clk_get_num_parents()
1404 req->dev_id = dev_id; in ti_sci_cmd_clk_get_num_parents()
1406 req->clk_id = clk_id; in ti_sci_cmd_clk_get_num_parents()
1408 req->clk_id = 255; in ti_sci_cmd_clk_get_num_parents()
1409 req->clk_id_32 = clk_id; in ti_sci_cmd_clk_get_num_parents()
1418 resp = (struct ti_sci_msg_resp_get_clock_num_parents *)xfer->xfer_buf; in ti_sci_cmd_clk_get_num_parents()
1421 ret = -ENODEV; in ti_sci_cmd_clk_get_num_parents()
1423 if (resp->num_parents < 255) in ti_sci_cmd_clk_get_num_parents()
1424 *num_parents = resp->num_parents; in ti_sci_cmd_clk_get_num_parents()
1426 *num_parents = resp->num_parents_32; in ti_sci_cmd_clk_get_num_parents()
1430 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_clk_get_num_parents()
1436 * ti_sci_cmd_clk_get_match_freq() - Find a good match for frequency
1437 * @handle: pointer to TI SCI handle
1469 return -EINVAL; in ti_sci_cmd_clk_get_match_freq()
1472 dev = info->dev; in ti_sci_cmd_clk_get_match_freq()
1482 req = (struct ti_sci_msg_req_query_clock_freq *)xfer->xfer_buf; in ti_sci_cmd_clk_get_match_freq()
1483 req->dev_id = dev_id; in ti_sci_cmd_clk_get_match_freq()
1485 req->clk_id = clk_id; in ti_sci_cmd_clk_get_match_freq()
1487 req->clk_id = 255; in ti_sci_cmd_clk_get_match_freq()
1488 req->clk_id_32 = clk_id; in ti_sci_cmd_clk_get_match_freq()
1490 req->min_freq_hz = min_freq; in ti_sci_cmd_clk_get_match_freq()
1491 req->target_freq_hz = target_freq; in ti_sci_cmd_clk_get_match_freq()
1492 req->max_freq_hz = max_freq; in ti_sci_cmd_clk_get_match_freq()
1500 resp = (struct ti_sci_msg_resp_query_clock_freq *)xfer->xfer_buf; in ti_sci_cmd_clk_get_match_freq()
1503 ret = -ENODEV; in ti_sci_cmd_clk_get_match_freq()
1505 *match_freq = resp->freq_hz; in ti_sci_cmd_clk_get_match_freq()
1508 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_clk_get_match_freq()
1514 * ti_sci_cmd_clk_set_freq() - Set a frequency for clock
1515 * @handle: pointer to TI SCI handle
1545 return -EINVAL; in ti_sci_cmd_clk_set_freq()
1548 dev = info->dev; in ti_sci_cmd_clk_set_freq()
1558 req = (struct ti_sci_msg_req_set_clock_freq *)xfer->xfer_buf; in ti_sci_cmd_clk_set_freq()
1559 req->dev_id = dev_id; in ti_sci_cmd_clk_set_freq()
1561 req->clk_id = clk_id; in ti_sci_cmd_clk_set_freq()
1563 req->clk_id = 255; in ti_sci_cmd_clk_set_freq()
1564 req->clk_id_32 = clk_id; in ti_sci_cmd_clk_set_freq()
1566 req->min_freq_hz = min_freq; in ti_sci_cmd_clk_set_freq()
1567 req->target_freq_hz = target_freq; in ti_sci_cmd_clk_set_freq()
1568 req->max_freq_hz = max_freq; in ti_sci_cmd_clk_set_freq()
1576 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_cmd_clk_set_freq()
1578 ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; in ti_sci_cmd_clk_set_freq()
1581 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_clk_set_freq()
1587 * ti_sci_cmd_clk_get_freq() - Get current frequency
1588 * @handle: pointer to TI SCI handle
1610 return -EINVAL; in ti_sci_cmd_clk_get_freq()
1613 dev = info->dev; in ti_sci_cmd_clk_get_freq()
1623 req = (struct ti_sci_msg_req_get_clock_freq *)xfer->xfer_buf; in ti_sci_cmd_clk_get_freq()
1624 req->dev_id = dev_id; in ti_sci_cmd_clk_get_freq()
1626 req->clk_id = clk_id; in ti_sci_cmd_clk_get_freq()
1628 req->clk_id = 255; in ti_sci_cmd_clk_get_freq()
1629 req->clk_id_32 = clk_id; in ti_sci_cmd_clk_get_freq()
1638 resp = (struct ti_sci_msg_resp_get_clock_freq *)xfer->xfer_buf; in ti_sci_cmd_clk_get_freq()
1641 ret = -ENODEV; in ti_sci_cmd_clk_get_freq()
1643 *freq = resp->freq_hz; in ti_sci_cmd_clk_get_freq()
1646 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_clk_get_freq()
1663 return -EINVAL; in ti_sci_cmd_core_reboot()
1666 dev = info->dev; in ti_sci_cmd_core_reboot()
1676 req = (struct ti_sci_msg_req_reboot *)xfer->xfer_buf; in ti_sci_cmd_core_reboot()
1684 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_cmd_core_reboot()
1687 ret = -ENODEV; in ti_sci_cmd_core_reboot()
1692 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_core_reboot()
1698 * ti_sci_get_resource_range - Helper to get a range of resources assigned
1725 return -EINVAL; in ti_sci_get_resource_range()
1728 dev = info->dev; in ti_sci_get_resource_range()
1739 req = (struct ti_sci_msg_req_get_resource_range *)xfer->xfer_buf; in ti_sci_get_resource_range()
1740 req->secondary_host = s_host; in ti_sci_get_resource_range()
1741 req->type = dev_id & MSG_RM_RESOURCE_TYPE_MASK; in ti_sci_get_resource_range()
1742 req->subtype = subtype & MSG_RM_RESOURCE_SUBTYPE_MASK; in ti_sci_get_resource_range()
1750 resp = (struct ti_sci_msg_resp_get_resource_range *)xfer->xfer_buf; in ti_sci_get_resource_range()
1753 ret = -ENODEV; in ti_sci_get_resource_range()
1754 } else if (!resp->range_num && !resp->range_num_sec) { in ti_sci_get_resource_range()
1756 ret = -ENODEV; in ti_sci_get_resource_range()
1758 desc->start = resp->range_start; in ti_sci_get_resource_range()
1759 desc->num = resp->range_num; in ti_sci_get_resource_range()
1760 desc->start_sec = resp->range_start_sec; in ti_sci_get_resource_range()
1761 desc->num_sec = resp->range_num_sec; in ti_sci_get_resource_range()
1765 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_get_resource_range()
1771 * ti_sci_cmd_get_resource_range - Get a range of resources assigned to host
1772 * that is same as ti sci interface host.
1792 * ti_sci_cmd_get_resource_range_from_shost - Get a range of resources
1813 * ti_sci_manage_irq() - Helper api to configure/release the irq route between
1847 return -EINVAL; in ti_sci_manage_irq()
1850 dev = info->dev; in ti_sci_manage_irq()
1859 req = (struct ti_sci_msg_req_manage_irq *)xfer->xfer_buf; in ti_sci_manage_irq()
1860 req->valid_params = valid_params; in ti_sci_manage_irq()
1861 req->src_id = src_id; in ti_sci_manage_irq()
1862 req->src_index = src_index; in ti_sci_manage_irq()
1863 req->dst_id = dst_id; in ti_sci_manage_irq()
1864 req->dst_host_irq = dst_host_irq; in ti_sci_manage_irq()
1865 req->ia_id = ia_id; in ti_sci_manage_irq()
1866 req->vint = vint; in ti_sci_manage_irq()
1867 req->global_event = global_event; in ti_sci_manage_irq()
1868 req->vint_status_bit = vint_status_bit; in ti_sci_manage_irq()
1869 req->secondary_host = s_host; in ti_sci_manage_irq()
1877 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_manage_irq()
1879 ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; in ti_sci_manage_irq()
1882 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_manage_irq()
1888 * ti_sci_set_irq() - Helper api to configure the irq route between the
1922 * ti_sci_free_irq() - Helper api to free the irq route between the
1956 * ti_sci_cmd_set_irq() - Configure a host irq route between the requested
1978 * ti_sci_cmd_set_event_map() - Configure an event based irq route between the
2004 * ti_sci_cmd_free_irq() - Free a host irq route between the between the
2026 * ti_sci_cmd_free_event_map() - Free an event map between the requested source
2052 * ti_sci_cmd_rm_ring_cfg() - Configure a NAVSS ring
2053 * @handle: Pointer to TI SCI handle.
2072 return -EINVAL; in ti_sci_cmd_rm_ring_cfg()
2075 dev = info->dev; in ti_sci_cmd_rm_ring_cfg()
2085 req = (struct ti_sci_msg_rm_ring_cfg_req *)xfer->xfer_buf; in ti_sci_cmd_rm_ring_cfg()
2086 req->valid_params = params->valid_params; in ti_sci_cmd_rm_ring_cfg()
2087 req->nav_id = params->nav_id; in ti_sci_cmd_rm_ring_cfg()
2088 req->index = params->index; in ti_sci_cmd_rm_ring_cfg()
2089 req->addr_lo = params->addr_lo; in ti_sci_cmd_rm_ring_cfg()
2090 req->addr_hi = params->addr_hi; in ti_sci_cmd_rm_ring_cfg()
2091 req->count = params->count; in ti_sci_cmd_rm_ring_cfg()
2092 req->mode = params->mode; in ti_sci_cmd_rm_ring_cfg()
2093 req->size = params->size; in ti_sci_cmd_rm_ring_cfg()
2094 req->order_id = params->order_id; in ti_sci_cmd_rm_ring_cfg()
2095 req->virtid = params->virtid; in ti_sci_cmd_rm_ring_cfg()
2096 req->asel = params->asel; in ti_sci_cmd_rm_ring_cfg()
2104 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_cmd_rm_ring_cfg()
2105 ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL; in ti_sci_cmd_rm_ring_cfg()
2108 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_rm_ring_cfg()
2109 dev_dbg(dev, "RM_RA:config ring %u ret:%d\n", params->index, ret); in ti_sci_cmd_rm_ring_cfg()
2114 * ti_sci_cmd_rm_psil_pair() - Pair PSI-L source to destination thread
2115 * @handle: Pointer to TI SCI handle.
2118 * @src_thread: Source PSI-L thread ID
2119 * @dst_thread: Destination PSI-L thread ID
2136 return -EINVAL; in ti_sci_cmd_rm_psil_pair()
2139 dev = info->dev; in ti_sci_cmd_rm_psil_pair()
2149 req = (struct ti_sci_msg_psil_pair *)xfer->xfer_buf; in ti_sci_cmd_rm_psil_pair()
2150 req->nav_id = nav_id; in ti_sci_cmd_rm_psil_pair()
2151 req->src_thread = src_thread; in ti_sci_cmd_rm_psil_pair()
2152 req->dst_thread = dst_thread; in ti_sci_cmd_rm_psil_pair()
2160 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_cmd_rm_psil_pair()
2161 ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL; in ti_sci_cmd_rm_psil_pair()
2164 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_rm_psil_pair()
2170 * ti_sci_cmd_rm_psil_unpair() - Unpair PSI-L source from destination thread
2171 * @handle: Pointer to TI SCI handle.
2174 * @src_thread: Source PSI-L thread ID
2175 * @dst_thread: Destination PSI-L thread ID
2192 return -EINVAL; in ti_sci_cmd_rm_psil_unpair()
2195 dev = info->dev; in ti_sci_cmd_rm_psil_unpair()
2205 req = (struct ti_sci_msg_psil_unpair *)xfer->xfer_buf; in ti_sci_cmd_rm_psil_unpair()
2206 req->nav_id = nav_id; in ti_sci_cmd_rm_psil_unpair()
2207 req->src_thread = src_thread; in ti_sci_cmd_rm_psil_unpair()
2208 req->dst_thread = dst_thread; in ti_sci_cmd_rm_psil_unpair()
2216 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_cmd_rm_psil_unpair()
2217 ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL; in ti_sci_cmd_rm_psil_unpair()
2220 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_rm_psil_unpair()
2226 * ti_sci_cmd_rm_udmap_tx_ch_cfg() - Configure a UDMAP TX channel
2227 * @handle: Pointer to TI SCI handle.
2247 return -EINVAL; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2250 dev = info->dev; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2260 req = (struct ti_sci_msg_rm_udmap_tx_ch_cfg_req *)xfer->xfer_buf; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2261 req->valid_params = params->valid_params; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2262 req->nav_id = params->nav_id; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2263 req->index = params->index; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2264 req->tx_pause_on_err = params->tx_pause_on_err; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2265 req->tx_filt_einfo = params->tx_filt_einfo; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2266 req->tx_filt_pswords = params->tx_filt_pswords; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2267 req->tx_atype = params->tx_atype; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2268 req->tx_chan_type = params->tx_chan_type; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2269 req->tx_supr_tdpkt = params->tx_supr_tdpkt; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2270 req->tx_fetch_size = params->tx_fetch_size; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2271 req->tx_credit_count = params->tx_credit_count; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2272 req->txcq_qnum = params->txcq_qnum; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2273 req->tx_priority = params->tx_priority; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2274 req->tx_qos = params->tx_qos; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2275 req->tx_orderid = params->tx_orderid; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2276 req->fdepth = params->fdepth; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2277 req->tx_sched_priority = params->tx_sched_priority; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2278 req->tx_burst_size = params->tx_burst_size; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2279 req->tx_tdtype = params->tx_tdtype; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2280 req->extended_ch_type = params->extended_ch_type; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2288 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2289 ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL; in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2292 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2293 dev_dbg(dev, "TX_CH_CFG: chn %u ret:%u\n", params->index, ret); in ti_sci_cmd_rm_udmap_tx_ch_cfg()
2298 * ti_sci_cmd_rm_udmap_rx_ch_cfg() - Configure a UDMAP RX channel
2299 * @handle: Pointer to TI SCI handle.
2319 return -EINVAL; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2322 dev = info->dev; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2332 req = (struct ti_sci_msg_rm_udmap_rx_ch_cfg_req *)xfer->xfer_buf; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2333 req->valid_params = params->valid_params; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2334 req->nav_id = params->nav_id; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2335 req->index = params->index; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2336 req->rx_fetch_size = params->rx_fetch_size; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2337 req->rxcq_qnum = params->rxcq_qnum; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2338 req->rx_priority = params->rx_priority; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2339 req->rx_qos = params->rx_qos; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2340 req->rx_orderid = params->rx_orderid; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2341 req->rx_sched_priority = params->rx_sched_priority; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2342 req->flowid_start = params->flowid_start; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2343 req->flowid_cnt = params->flowid_cnt; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2344 req->rx_pause_on_err = params->rx_pause_on_err; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2345 req->rx_atype = params->rx_atype; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2346 req->rx_chan_type = params->rx_chan_type; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2347 req->rx_ignore_short = params->rx_ignore_short; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2348 req->rx_ignore_long = params->rx_ignore_long; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2349 req->rx_burst_size = params->rx_burst_size; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2357 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2358 ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL; in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2361 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2362 dev_dbg(dev, "RX_CH_CFG: chn %u ret:%d\n", params->index, ret); in ti_sci_cmd_rm_udmap_rx_ch_cfg()
2367 * ti_sci_cmd_rm_udmap_rx_flow_cfg() - Configure UDMAP RX FLOW
2368 * @handle: Pointer to TI SCI handle.
2388 return -EINVAL; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2391 dev = info->dev; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2401 req = (struct ti_sci_msg_rm_udmap_flow_cfg_req *)xfer->xfer_buf; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2402 req->valid_params = params->valid_params; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2403 req->nav_id = params->nav_id; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2404 req->flow_index = params->flow_index; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2405 req->rx_einfo_present = params->rx_einfo_present; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2406 req->rx_psinfo_present = params->rx_psinfo_present; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2407 req->rx_error_handling = params->rx_error_handling; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2408 req->rx_desc_type = params->rx_desc_type; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2409 req->rx_sop_offset = params->rx_sop_offset; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2410 req->rx_dest_qnum = params->rx_dest_qnum; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2411 req->rx_src_tag_hi = params->rx_src_tag_hi; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2412 req->rx_src_tag_lo = params->rx_src_tag_lo; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2413 req->rx_dest_tag_hi = params->rx_dest_tag_hi; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2414 req->rx_dest_tag_lo = params->rx_dest_tag_lo; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2415 req->rx_src_tag_hi_sel = params->rx_src_tag_hi_sel; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2416 req->rx_src_tag_lo_sel = params->rx_src_tag_lo_sel; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2417 req->rx_dest_tag_hi_sel = params->rx_dest_tag_hi_sel; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2418 req->rx_dest_tag_lo_sel = params->rx_dest_tag_lo_sel; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2419 req->rx_fdq0_sz0_qnum = params->rx_fdq0_sz0_qnum; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2420 req->rx_fdq1_qnum = params->rx_fdq1_qnum; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2421 req->rx_fdq2_qnum = params->rx_fdq2_qnum; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2422 req->rx_fdq3_qnum = params->rx_fdq3_qnum; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2423 req->rx_ps_location = params->rx_ps_location; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2431 resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2432 ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL; in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2435 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2436 dev_dbg(info->dev, "RX_FL_CFG: %u ret:%d\n", params->flow_index, ret); in ti_sci_cmd_rm_udmap_rx_flow_cfg()
2441 * ti_sci_cmd_proc_request() - Command to request a physical processor control
2442 * @handle: Pointer to TI SCI handle
2458 return -EINVAL; in ti_sci_cmd_proc_request()
2463 dev = info->dev; in ti_sci_cmd_proc_request()
2473 req = (struct ti_sci_msg_req_proc_request *)xfer->xfer_buf; in ti_sci_cmd_proc_request()
2474 req->processor_id = proc_id; in ti_sci_cmd_proc_request()
2482 resp = (struct ti_sci_msg_hdr *)xfer->tx_message.buf; in ti_sci_cmd_proc_request()
2484 ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; in ti_sci_cmd_proc_request()
2487 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_proc_request()
2493 * ti_sci_cmd_proc_release() - Command to release a physical processor control
2494 * @handle: Pointer to TI SCI handle
2510 return -EINVAL; in ti_sci_cmd_proc_release()
2515 dev = info->dev; in ti_sci_cmd_proc_release()
2525 req = (struct ti_sci_msg_req_proc_release *)xfer->xfer_buf; in ti_sci_cmd_proc_release()
2526 req->processor_id = proc_id; in ti_sci_cmd_proc_release()
2534 resp = (struct ti_sci_msg_hdr *)xfer->tx_message.buf; in ti_sci_cmd_proc_release()
2536 ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; in ti_sci_cmd_proc_release()
2539 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_proc_release()
2545 * ti_sci_cmd_proc_handover() - Command to handover a physical processor
2548 * @handle: Pointer to TI SCI handle
2565 return -EINVAL; in ti_sci_cmd_proc_handover()
2570 dev = info->dev; in ti_sci_cmd_proc_handover()
2580 req = (struct ti_sci_msg_req_proc_handover *)xfer->xfer_buf; in ti_sci_cmd_proc_handover()
2581 req->processor_id = proc_id; in ti_sci_cmd_proc_handover()
2582 req->host_id = host_id; in ti_sci_cmd_proc_handover()
2590 resp = (struct ti_sci_msg_hdr *)xfer->tx_message.buf; in ti_sci_cmd_proc_handover()
2592 ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; in ti_sci_cmd_proc_handover()
2595 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_proc_handover()
2601 * ti_sci_cmd_proc_set_config() - Command to set the processor boot
2603 * @handle: Pointer to TI SCI handle
2623 return -EINVAL; in ti_sci_cmd_proc_set_config()
2628 dev = info->dev; in ti_sci_cmd_proc_set_config()
2638 req = (struct ti_sci_msg_req_set_config *)xfer->xfer_buf; in ti_sci_cmd_proc_set_config()
2639 req->processor_id = proc_id; in ti_sci_cmd_proc_set_config()
2640 req->bootvector_low = bootvector & TI_SCI_ADDR_LOW_MASK; in ti_sci_cmd_proc_set_config()
2641 req->bootvector_high = (bootvector & TI_SCI_ADDR_HIGH_MASK) >> in ti_sci_cmd_proc_set_config()
2643 req->config_flags_set = config_flags_set; in ti_sci_cmd_proc_set_config()
2644 req->config_flags_clear = config_flags_clear; in ti_sci_cmd_proc_set_config()
2652 resp = (struct ti_sci_msg_hdr *)xfer->tx_message.buf; in ti_sci_cmd_proc_set_config()
2654 ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; in ti_sci_cmd_proc_set_config()
2657 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_proc_set_config()
2663 * ti_sci_cmd_proc_set_control() - Command to set the processor boot
2665 * @handle: Pointer to TI SCI handle
2684 return -EINVAL; in ti_sci_cmd_proc_set_control()
2689 dev = info->dev; in ti_sci_cmd_proc_set_control()
2699 req = (struct ti_sci_msg_req_set_ctrl *)xfer->xfer_buf; in ti_sci_cmd_proc_set_control()
2700 req->processor_id = proc_id; in ti_sci_cmd_proc_set_control()
2701 req->control_flags_set = control_flags_set; in ti_sci_cmd_proc_set_control()
2702 req->control_flags_clear = control_flags_clear; in ti_sci_cmd_proc_set_control()
2710 resp = (struct ti_sci_msg_hdr *)xfer->tx_message.buf; in ti_sci_cmd_proc_set_control()
2712 ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; in ti_sci_cmd_proc_set_control()
2715 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_proc_set_control()
2721 * ti_sci_cmd_get_boot_status() - Command to get the processor boot status
2722 * @handle: Pointer to TI SCI handle
2739 return -EINVAL; in ti_sci_cmd_proc_get_status()
2744 dev = info->dev; in ti_sci_cmd_proc_get_status()
2754 req = (struct ti_sci_msg_req_get_status *)xfer->xfer_buf; in ti_sci_cmd_proc_get_status()
2755 req->processor_id = proc_id; in ti_sci_cmd_proc_get_status()
2763 resp = (struct ti_sci_msg_resp_get_status *)xfer->tx_message.buf; in ti_sci_cmd_proc_get_status()
2766 ret = -ENODEV; in ti_sci_cmd_proc_get_status()
2768 *bv = (resp->bootvector_low & TI_SCI_ADDR_LOW_MASK) | in ti_sci_cmd_proc_get_status()
2769 (((u64)resp->bootvector_high << TI_SCI_ADDR_HIGH_SHIFT) & in ti_sci_cmd_proc_get_status()
2771 *cfg_flags = resp->config_flags; in ti_sci_cmd_proc_get_status()
2772 *ctrl_flags = resp->control_flags; in ti_sci_cmd_proc_get_status()
2773 *sts_flags = resp->status_flags; in ti_sci_cmd_proc_get_status()
2777 ti_sci_put_one_xfer(&info->minfo, xfer); in ti_sci_cmd_proc_get_status()
2783 * ti_sci_setup_ops() - Setup the operations structures
2788 struct ti_sci_ops *ops = &info->handle.ops; in ti_sci_setup_ops()
2789 struct ti_sci_core_ops *core_ops = &ops->core_ops; in ti_sci_setup_ops()
2790 struct ti_sci_dev_ops *dops = &ops->dev_ops; in ti_sci_setup_ops()
2791 struct ti_sci_clk_ops *cops = &ops->clk_ops; in ti_sci_setup_ops()
2792 struct ti_sci_rm_core_ops *rm_core_ops = &ops->rm_core_ops; in ti_sci_setup_ops()
2793 struct ti_sci_rm_irq_ops *iops = &ops->rm_irq_ops; in ti_sci_setup_ops()
2794 struct ti_sci_rm_ringacc_ops *rops = &ops->rm_ring_ops; in ti_sci_setup_ops()
2795 struct ti_sci_rm_psil_ops *psilops = &ops->rm_psil_ops; in ti_sci_setup_ops()
2796 struct ti_sci_rm_udmap_ops *udmap_ops = &ops->rm_udmap_ops; in ti_sci_setup_ops()
2797 struct ti_sci_proc_ops *pops = &ops->proc_ops; in ti_sci_setup_ops()
2799 core_ops->reboot_device = ti_sci_cmd_core_reboot; in ti_sci_setup_ops()
2801 dops->get_device = ti_sci_cmd_get_device; in ti_sci_setup_ops()
2802 dops->get_device_exclusive = ti_sci_cmd_get_device_exclusive; in ti_sci_setup_ops()
2803 dops->idle_device = ti_sci_cmd_idle_device; in ti_sci_setup_ops()
2804 dops->idle_device_exclusive = ti_sci_cmd_idle_device_exclusive; in ti_sci_setup_ops()
2805 dops->put_device = ti_sci_cmd_put_device; in ti_sci_setup_ops()
2807 dops->is_valid = ti_sci_cmd_dev_is_valid; in ti_sci_setup_ops()
2808 dops->get_context_loss_count = ti_sci_cmd_dev_get_clcnt; in ti_sci_setup_ops()
2809 dops->is_idle = ti_sci_cmd_dev_is_idle; in ti_sci_setup_ops()
2810 dops->is_stop = ti_sci_cmd_dev_is_stop; in ti_sci_setup_ops()
2811 dops->is_on = ti_sci_cmd_dev_is_on; in ti_sci_setup_ops()
2812 dops->is_transitioning = ti_sci_cmd_dev_is_trans; in ti_sci_setup_ops()
2813 dops->set_device_resets = ti_sci_cmd_set_device_resets; in ti_sci_setup_ops()
2814 dops->get_device_resets = ti_sci_cmd_get_device_resets; in ti_sci_setup_ops()
2816 cops->get_clock = ti_sci_cmd_get_clock; in ti_sci_setup_ops()
2817 cops->idle_clock = ti_sci_cmd_idle_clock; in ti_sci_setup_ops()
2818 cops->put_clock = ti_sci_cmd_put_clock; in ti_sci_setup_ops()
2819 cops->is_auto = ti_sci_cmd_clk_is_auto; in ti_sci_setup_ops()
2820 cops->is_on = ti_sci_cmd_clk_is_on; in ti_sci_setup_ops()
2821 cops->is_off = ti_sci_cmd_clk_is_off; in ti_sci_setup_ops()
2823 cops->set_parent = ti_sci_cmd_clk_set_parent; in ti_sci_setup_ops()
2824 cops->get_parent = ti_sci_cmd_clk_get_parent; in ti_sci_setup_ops()
2825 cops->get_num_parents = ti_sci_cmd_clk_get_num_parents; in ti_sci_setup_ops()
2827 cops->get_best_match_freq = ti_sci_cmd_clk_get_match_freq; in ti_sci_setup_ops()
2828 cops->set_freq = ti_sci_cmd_clk_set_freq; in ti_sci_setup_ops()
2829 cops->get_freq = ti_sci_cmd_clk_get_freq; in ti_sci_setup_ops()
2831 rm_core_ops->get_range = ti_sci_cmd_get_resource_range; in ti_sci_setup_ops()
2832 rm_core_ops->get_range_from_shost = in ti_sci_setup_ops()
2835 iops->set_irq = ti_sci_cmd_set_irq; in ti_sci_setup_ops()
2836 iops->set_event_map = ti_sci_cmd_set_event_map; in ti_sci_setup_ops()
2837 iops->free_irq = ti_sci_cmd_free_irq; in ti_sci_setup_ops()
2838 iops->free_event_map = ti_sci_cmd_free_event_map; in ti_sci_setup_ops()
2840 rops->set_cfg = ti_sci_cmd_rm_ring_cfg; in ti_sci_setup_ops()
2842 psilops->pair = ti_sci_cmd_rm_psil_pair; in ti_sci_setup_ops()
2843 psilops->unpair = ti_sci_cmd_rm_psil_unpair; in ti_sci_setup_ops()
2845 udmap_ops->tx_ch_cfg = ti_sci_cmd_rm_udmap_tx_ch_cfg; in ti_sci_setup_ops()
2846 udmap_ops->rx_ch_cfg = ti_sci_cmd_rm_udmap_rx_ch_cfg; in ti_sci_setup_ops()
2847 udmap_ops->rx_flow_cfg = ti_sci_cmd_rm_udmap_rx_flow_cfg; in ti_sci_setup_ops()
2849 pops->request = ti_sci_cmd_proc_request; in ti_sci_setup_ops()
2850 pops->release = ti_sci_cmd_proc_release; in ti_sci_setup_ops()
2851 pops->handover = ti_sci_cmd_proc_handover; in ti_sci_setup_ops()
2852 pops->set_config = ti_sci_cmd_proc_set_config; in ti_sci_setup_ops()
2853 pops->set_control = ti_sci_cmd_proc_set_control; in ti_sci_setup_ops()
2854 pops->get_status = ti_sci_cmd_proc_get_status; in ti_sci_setup_ops()
2858 * ti_sci_get_handle() - Get the TI SCI handle for a device
2859 * @dev: Pointer to device for which we want SCI handle
2862 * and is expected to be maintained by caller of TI SCI protocol library.
2865 * -EPROBE_DEFER if the instance is not ready
2866 * -ENODEV if the required node handler is missing
2867 * -EINVAL if invalid conditions are encountered.
2878 return ERR_PTR(-EINVAL); in ti_sci_get_handle()
2880 ti_sci_np = of_get_parent(dev->of_node); in ti_sci_get_handle()
2883 return ERR_PTR(-EINVAL); in ti_sci_get_handle()
2889 if (ti_sci_np == info->dev->of_node) { in ti_sci_get_handle()
2890 handle = &info->handle; in ti_sci_get_handle()
2891 info->users++; in ti_sci_get_handle()
2899 return ERR_PTR(-EPROBE_DEFER); in ti_sci_get_handle()
2906 * ti_sci_put_handle() - Release the handle acquired by ti_sci_get_handle
2910 * and is expected to be maintained by caller of TI SCI protocol library.
2915 * if null was passed, it returns -EINVAL;
2924 return -EINVAL; in ti_sci_put_handle()
2928 if (!WARN_ON(!info->users)) in ti_sci_put_handle()
2929 info->users--; in ti_sci_put_handle()
2948 * devm_ti_sci_get_handle() - Managed get handle
2949 * @dev: device for which we want SCI handle for.
2954 * and is expected to be maintained by caller of TI SCI protocol library.
2965 return ERR_PTR(-ENOMEM); in devm_ti_sci_get_handle()
2980 * ti_sci_get_by_phandle() - Get the TI SCI handle using DT phandle
2985 * and is expected to be maintained by caller of TI SCI protocol library.
2988 * -EPROBE_DEFER if the instance is not ready
2989 * -ENODEV if the required node handler is missing
2990 * -EINVAL if invalid conditions are encountered.
3002 return ERR_PTR(-EINVAL); in ti_sci_get_by_phandle()
3007 return ERR_PTR(-ENODEV); in ti_sci_get_by_phandle()
3012 if (ti_sci_np == info->dev->of_node) { in ti_sci_get_by_phandle()
3013 handle = &info->handle; in ti_sci_get_by_phandle()
3014 info->users++; in ti_sci_get_by_phandle()
3022 return ERR_PTR(-EPROBE_DEFER); in ti_sci_get_by_phandle()
3029 * devm_ti_sci_get_by_phandle() - Managed get handle using phandle
3036 * and is expected to be maintained by caller of TI SCI protocol library.
3048 return ERR_PTR(-ENOMEM); in devm_ti_sci_get_by_phandle()
3063 * ti_sci_get_free_resource() - Get a free resource from TISCI resource.
3073 raw_spin_lock_irqsave(&res->lock, flags); in ti_sci_get_free_resource()
3074 for (set = 0; set < res->sets; set++) { in ti_sci_get_free_resource()
3075 struct ti_sci_resource_desc *desc = &res->desc[set]; in ti_sci_get_free_resource()
3076 int res_count = desc->num + desc->num_sec; in ti_sci_get_free_resource()
3078 free_bit = find_first_zero_bit(desc->res_map, res_count); in ti_sci_get_free_resource()
3080 set_bit(free_bit, desc->res_map); in ti_sci_get_free_resource()
3081 raw_spin_unlock_irqrestore(&res->lock, flags); in ti_sci_get_free_resource()
3083 if (desc->num && free_bit < desc->num) in ti_sci_get_free_resource()
3084 return desc->start + free_bit; in ti_sci_get_free_resource()
3086 return desc->start_sec + free_bit; in ti_sci_get_free_resource()
3089 raw_spin_unlock_irqrestore(&res->lock, flags); in ti_sci_get_free_resource()
3096 * ti_sci_release_resource() - Release a resource from TISCI resource.
3105 raw_spin_lock_irqsave(&res->lock, flags); in ti_sci_release_resource()
3106 for (set = 0; set < res->sets; set++) { in ti_sci_release_resource()
3107 struct ti_sci_resource_desc *desc = &res->desc[set]; in ti_sci_release_resource()
3109 if (desc->num && desc->start <= id && in ti_sci_release_resource()
3110 (desc->start + desc->num) > id) in ti_sci_release_resource()
3111 clear_bit(id - desc->start, desc->res_map); in ti_sci_release_resource()
3112 else if (desc->num_sec && desc->start_sec <= id && in ti_sci_release_resource()
3113 (desc->start_sec + desc->num_sec) > id) in ti_sci_release_resource()
3114 clear_bit(id - desc->start_sec, desc->res_map); in ti_sci_release_resource()
3116 raw_spin_unlock_irqrestore(&res->lock, flags); in ti_sci_release_resource()
3121 * ti_sci_get_num_resources() - Get the number of resources in TISCI resource
3130 for (set = 0; set < res->sets; set++) in ti_sci_get_num_resources()
3131 count += res->desc[set].num + res->desc[set].num_sec; in ti_sci_get_num_resources()
3138 * devm_ti_sci_get_resource_sets() - Get a TISCI resources assigned to a device
3159 return ERR_PTR(-ENOMEM); in devm_ti_sci_get_resource_sets()
3161 res->sets = sets; in devm_ti_sci_get_resource_sets()
3162 res->desc = devm_kcalloc(dev, res->sets, sizeof(*res->desc), in devm_ti_sci_get_resource_sets()
3164 if (!res->desc) in devm_ti_sci_get_resource_sets()
3165 return ERR_PTR(-ENOMEM); in devm_ti_sci_get_resource_sets()
3167 for (i = 0; i < res->sets; i++) { in devm_ti_sci_get_resource_sets()
3168 ret = handle->ops.rm_core_ops.get_range(handle, dev_id, in devm_ti_sci_get_resource_sets()
3170 &res->desc[i]); in devm_ti_sci_get_resource_sets()
3174 memset(&res->desc[i], 0, sizeof(res->desc[i])); in devm_ti_sci_get_resource_sets()
3179 dev_id, sub_types[i], res->desc[i].start, in devm_ti_sci_get_resource_sets()
3180 res->desc[i].num, res->desc[i].start_sec, in devm_ti_sci_get_resource_sets()
3181 res->desc[i].num_sec); in devm_ti_sci_get_resource_sets()
3184 res_count = res->desc[i].num + res->desc[i].num_sec; in devm_ti_sci_get_resource_sets()
3185 res->desc[i].res_map = in devm_ti_sci_get_resource_sets()
3187 sizeof(*res->desc[i].res_map), GFP_KERNEL); in devm_ti_sci_get_resource_sets()
3188 if (!res->desc[i].res_map) in devm_ti_sci_get_resource_sets()
3189 return ERR_PTR(-ENOMEM); in devm_ti_sci_get_resource_sets()
3191 raw_spin_lock_init(&res->lock); in devm_ti_sci_get_resource_sets()
3196 return ERR_PTR(-EINVAL); in devm_ti_sci_get_resource_sets()
3200 * devm_ti_sci_get_of_resource() - Get a TISCI resource assigned to a device
3226 return ERR_PTR(-ENOMEM); in devm_ti_sci_get_of_resource()
3238 * devm_ti_sci_get_resource() - Get a resource range assigned to the device
3259 const struct ti_sci_handle *handle = &info->handle; in tisci_reboot_handler()
3267 /* Description for K2G */
3272 /* Limited by MBOX_TX_QUEUE_LEN. K2G can handle upto 128 messages! */
3282 /* Limited by MBOX_TX_QUEUE_LEN. K2G can handle upto 128 messages! */
3288 {.compatible = "ti,k2g-sci", .data = &ti_sci_pmmc_k2g_desc},
3289 {.compatible = "ti,am654-sci", .data = &ti_sci_pmmc_am654_desc},
3296 struct device *dev = &pdev->dev; in ti_sci_probe()
3303 int ret = -EINVAL; in ti_sci_probe()
3311 return -EINVAL; in ti_sci_probe()
3313 desc = of_id->data; in ti_sci_probe()
3317 return -ENOMEM; in ti_sci_probe()
3319 info->dev = dev; in ti_sci_probe()
3320 info->desc = desc; in ti_sci_probe()
3321 ret = of_property_read_u32(dev->of_node, "ti,host-id", &h_id); in ti_sci_probe()
3324 info->host_id = info->desc->default_host_id; in ti_sci_probe()
3328 info->host_id = info->desc->default_host_id; in ti_sci_probe()
3330 info->host_id = h_id; in ti_sci_probe()
3334 reboot = of_property_read_bool(dev->of_node, in ti_sci_probe()
3335 "ti,system-reboot-controller"); in ti_sci_probe()
3336 INIT_LIST_HEAD(&info->node); in ti_sci_probe()
3337 minfo = &info->minfo; in ti_sci_probe()
3340 * Pre-allocate messages in ti_sci_probe()
3344 if (WARN_ON(desc->max_msgs >= in ti_sci_probe()
3345 1 << 8 * sizeof(((struct ti_sci_msg_hdr *)0)->seq))) in ti_sci_probe()
3346 return -EINVAL; in ti_sci_probe()
3348 minfo->xfer_block = devm_kcalloc(dev, in ti_sci_probe()
3349 desc->max_msgs, in ti_sci_probe()
3350 sizeof(*minfo->xfer_block), in ti_sci_probe()
3352 if (!minfo->xfer_block) in ti_sci_probe()
3353 return -ENOMEM; in ti_sci_probe()
3355 minfo->xfer_alloc_table = devm_kcalloc(dev, in ti_sci_probe()
3356 BITS_TO_LONGS(desc->max_msgs), in ti_sci_probe()
3359 if (!minfo->xfer_alloc_table) in ti_sci_probe()
3360 return -ENOMEM; in ti_sci_probe()
3361 bitmap_zero(minfo->xfer_alloc_table, desc->max_msgs); in ti_sci_probe()
3363 /* Pre-initialize the buffer pointer to pre-allocated buffers */ in ti_sci_probe()
3364 for (i = 0, xfer = minfo->xfer_block; i < desc->max_msgs; i++, xfer++) { in ti_sci_probe()
3365 xfer->xfer_buf = devm_kcalloc(dev, 1, desc->max_msg_size, in ti_sci_probe()
3367 if (!xfer->xfer_buf) in ti_sci_probe()
3368 return -ENOMEM; in ti_sci_probe()
3370 xfer->tx_message.buf = xfer->xfer_buf; in ti_sci_probe()
3371 init_completion(&xfer->done); in ti_sci_probe()
3380 cl = &info->cl; in ti_sci_probe()
3381 cl->dev = dev; in ti_sci_probe()
3382 cl->tx_block = false; in ti_sci_probe()
3383 cl->rx_callback = ti_sci_rx_callback; in ti_sci_probe()
3384 cl->knows_txdone = true; in ti_sci_probe()
3386 spin_lock_init(&minfo->xfer_lock); in ti_sci_probe()
3387 sema_init(&minfo->sem_xfer_count, desc->max_msgs); in ti_sci_probe()
3389 info->chan_rx = mbox_request_channel_byname(cl, "rx"); in ti_sci_probe()
3390 if (IS_ERR(info->chan_rx)) { in ti_sci_probe()
3391 ret = PTR_ERR(info->chan_rx); in ti_sci_probe()
3395 info->chan_tx = mbox_request_channel_byname(cl, "tx"); in ti_sci_probe()
3396 if (IS_ERR(info->chan_tx)) { in ti_sci_probe()
3397 ret = PTR_ERR(info->chan_tx); in ti_sci_probe()
3409 info->nb.notifier_call = tisci_reboot_handler; in ti_sci_probe()
3410 info->nb.priority = 128; in ti_sci_probe()
3412 ret = register_restart_handler(&info->nb); in ti_sci_probe()
3420 info->handle.version.abi_major, info->handle.version.abi_minor, in ti_sci_probe()
3421 info->handle.version.firmware_revision, in ti_sci_probe()
3422 info->handle.version.firmware_description); in ti_sci_probe()
3425 list_add_tail(&info->node, &ti_sci_list); in ti_sci_probe()
3428 return of_platform_populate(dev->of_node, NULL, NULL, dev); in ti_sci_probe()
3430 if (!IS_ERR(info->chan_tx)) in ti_sci_probe()
3431 mbox_free_channel(info->chan_tx); in ti_sci_probe()
3432 if (!IS_ERR(info->chan_rx)) in ti_sci_probe()
3433 mbox_free_channel(info->chan_rx); in ti_sci_probe()
3434 debugfs_remove(info->d); in ti_sci_probe()
3441 struct device *dev = &pdev->dev; in ti_sci_remove()
3448 if (info->nb.notifier_call) in ti_sci_remove()
3449 unregister_restart_handler(&info->nb); in ti_sci_remove()
3452 if (info->users) in ti_sci_remove()
3453 ret = -EBUSY; in ti_sci_remove()
3455 list_del(&info->node); in ti_sci_remove()
3462 mbox_free_channel(info->chan_tx); in ti_sci_remove()
3463 mbox_free_channel(info->chan_rx); in ti_sci_remove()
3473 .name = "ti-sci",
3480 MODULE_DESCRIPTION("TI System Control Interface(SCI) driver");
3482 MODULE_ALIAS("platform:ti-sci");