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SOC: TI SCI updates for v5.3

Browse Source 
- Couple of fixes to handle resource ranges and
   requesting response always from firmware;
 - Add processor control
 - Add support APIs for DMA
 - Fix the SPDX license plate
 - Unused varible warning fix
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Merge tag 'drivers_soc_for_5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone into arm/drivers

SOC: TI SCI updates for v5.3

- Couple of fixes to handle resource ranges and
  requesting response always from firmware;
- Add processor control
- Add support APIs for DMA
- Fix the SPDX license plate
- Unused varible warning fix

* tag 'drivers_soc_for_5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone:
  firmware: ti_sci: Fix gcc unused-but-set-variable warning
  firmware: ti_sci: Use the correct style for SPDX License Identifier
  firmware: ti_sci: Parse all resource ranges even if some is not available
  firmware: ti_sci: Add support for processor control
  firmware: ti_sci: Add resource management APIs for ringacc, psi-l and udma
  firmware: ti_sci: Always request response from firmware

Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Olof Johansson 2019-06-19 09:02:52 -07:00
commit 6c249cc7a7
3 changed files with 1909 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

859
drivers/firmware/ti_sci.c
View File

@ -466,9 +466,9 @@ static int ti_sci_cmd_get_revision(struct ti_sci_info *info)
struct ti_sci_xfer *xfer;
int ret;
/* No need to setup flags since it is expected to respond */
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_VERSION,
0x0, sizeof(struct ti_sci_msg_hdr),
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(struct ti_sci_msg_hdr),
sizeof(*rev_info));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
@ -596,9 +596,9 @@ static int ti_sci_get_device_state(const struct ti_sci_handle *handle,
info = handle_to_ti_sci_info(handle);
dev = info->dev;
/* Response is expected, so need of any flags */
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_GET_DEVICE_STATE,
0, sizeof(*req), sizeof(*resp));
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "Message alloc failed(%d)\n", ret);
@ -2004,6 +2004,823 @@ static int ti_sci_cmd_free_event_map(const struct ti_sci_handle *handle,
ia_id, vint, global_event, vint_status_bit, 0);
}
/**
* ti_sci_cmd_ring_config() - configure RA ring
* @handle: Pointer to TI SCI handle.
* @valid_params: Bitfield defining validity of ring configuration
* parameters
* @nav_id: Device ID of Navigator Subsystem from which the ring is
* allocated
* @index: Ring index
* @addr_lo: The ring base address lo 32 bits
* @addr_hi: The ring base address hi 32 bits
* @count: Number of ring elements
* @mode: The mode of the ring
* @size: The ring element size.
* @order_id: Specifies the ring's bus order ID
*
* Return: 0 if all went well, else returns appropriate error value.
*
* See @ti_sci_msg_rm_ring_cfg_req for more info.
*/
static int ti_sci_cmd_ring_config(const struct ti_sci_handle *handle,
u32 valid_params, u16 nav_id, u16 index,
u32 addr_lo, u32 addr_hi, u32 count,
u8 mode, u8 size, u8 order_id)
{
struct ti_sci_msg_rm_ring_cfg_req *req;
struct ti_sci_msg_hdr *resp;
struct ti_sci_xfer *xfer;
struct ti_sci_info *info;
struct device *dev;
int ret = 0;
if (IS_ERR_OR_NULL(handle))
return -EINVAL;
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_RM_RING_CFG,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "RM_RA:Message config failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_rm_ring_cfg_req *)xfer->xfer_buf;
req->valid_params = valid_params;
req->nav_id = nav_id;
req->index = index;
req->addr_lo = addr_lo;
req->addr_hi = addr_hi;
req->count = count;
req->mode = mode;
req->size = size;
req->order_id = order_id;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "RM_RA:Mbox config send fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf;
ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV;
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
dev_dbg(dev, "RM_RA:config ring %u ret:%d\n", index, ret);
return ret;
}
/**
* ti_sci_cmd_ring_get_config() - get RA ring configuration
* @handle: Pointer to TI SCI handle.
* @nav_id: Device ID of Navigator Subsystem from which the ring is
* allocated
* @index: Ring index
* @addr_lo: Returns ring's base address lo 32 bits
* @addr_hi: Returns ring's base address hi 32 bits
* @count: Returns number of ring elements
* @mode: Returns mode of the ring
* @size: Returns ring element size
* @order_id: Returns ring's bus order ID
*
* Return: 0 if all went well, else returns appropriate error value.
*
* See @ti_sci_msg_rm_ring_get_cfg_req for more info.
*/
static int ti_sci_cmd_ring_get_config(const struct ti_sci_handle *handle,
u32 nav_id, u32 index, u8 *mode,
u32 *addr_lo, u32 *addr_hi,
u32 *count, u8 *size, u8 *order_id)
{
struct ti_sci_msg_rm_ring_get_cfg_resp *resp;
struct ti_sci_msg_rm_ring_get_cfg_req *req;
struct ti_sci_xfer *xfer;
struct ti_sci_info *info;
struct device *dev;
int ret = 0;
if (IS_ERR_OR_NULL(handle))
return -EINVAL;
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_RM_RING_GET_CFG,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev,
"RM_RA:Message get config failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_rm_ring_get_cfg_req *)xfer->xfer_buf;
req->nav_id = nav_id;
req->index = index;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "RM_RA:Mbox get config send fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_rm_ring_get_cfg_resp *)xfer->xfer_buf;
if (!ti_sci_is_response_ack(resp)) {
ret = -ENODEV;
} else {
if (mode)
*mode = resp->mode;
if (addr_lo)
*addr_lo = resp->addr_lo;
if (addr_hi)
*addr_hi = resp->addr_hi;
if (count)
*count = resp->count;
if (size)
*size = resp->size;
if (order_id)
*order_id = resp->order_id;
};
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
dev_dbg(dev, "RM_RA:get config ring %u ret:%d\n", index, ret);
return ret;
}
/**
* ti_sci_cmd_rm_psil_pair() - Pair PSI-L source to destination thread
* @handle: Pointer to TI SCI handle.
* @nav_id: Device ID of Navigator Subsystem which should be used for
* pairing
* @src_thread: Source PSI-L thread ID
* @dst_thread: Destination PSI-L thread ID
*
* Return: 0 if all went well, else returns appropriate error value.
*/
static int ti_sci_cmd_rm_psil_pair(const struct ti_sci_handle *handle,
u32 nav_id, u32 src_thread, u32 dst_thread)
{
struct ti_sci_msg_psil_pair *req;
struct ti_sci_msg_hdr *resp;
struct ti_sci_xfer *xfer;
struct ti_sci_info *info;
struct device *dev;
int ret = 0;
if (IS_ERR(handle))
return PTR_ERR(handle);
if (!handle)
return -EINVAL;
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_RM_PSIL_PAIR,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "RM_PSIL:Message reconfig failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_psil_pair *)xfer->xfer_buf;
req->nav_id = nav_id;
req->src_thread = src_thread;
req->dst_thread = dst_thread;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "RM_PSIL:Mbox send fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf;
ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL;
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
return ret;
}
/**
* ti_sci_cmd_rm_psil_unpair() - Unpair PSI-L source from destination thread
* @handle: Pointer to TI SCI handle.
* @nav_id: Device ID of Navigator Subsystem which should be used for
* unpairing
* @src_thread: Source PSI-L thread ID
* @dst_thread: Destination PSI-L thread ID
*
* Return: 0 if all went well, else returns appropriate error value.
*/
static int ti_sci_cmd_rm_psil_unpair(const struct ti_sci_handle *handle,
u32 nav_id, u32 src_thread, u32 dst_thread)
{
struct ti_sci_msg_psil_unpair *req;
struct ti_sci_msg_hdr *resp;
struct ti_sci_xfer *xfer;
struct ti_sci_info *info;
struct device *dev;
int ret = 0;
if (IS_ERR(handle))
return PTR_ERR(handle);
if (!handle)
return -EINVAL;
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_RM_PSIL_UNPAIR,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "RM_PSIL:Message reconfig failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_psil_unpair *)xfer->xfer_buf;
req->nav_id = nav_id;
req->src_thread = src_thread;
req->dst_thread = dst_thread;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "RM_PSIL:Mbox send fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf;
ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL;
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
return ret;
}
/**
* ti_sci_cmd_rm_udmap_tx_ch_cfg() - Configure a UDMAP TX channel
* @handle: Pointer to TI SCI handle.
* @params: Pointer to ti_sci_msg_rm_udmap_tx_ch_cfg TX channel config
* structure
*
* Return: 0 if all went well, else returns appropriate error value.
*
* See @ti_sci_msg_rm_udmap_tx_ch_cfg and @ti_sci_msg_rm_udmap_tx_ch_cfg_req for
* more info.
*/
static int ti_sci_cmd_rm_udmap_tx_ch_cfg(const struct ti_sci_handle *handle,
const struct ti_sci_msg_rm_udmap_tx_ch_cfg *params)
{
struct ti_sci_msg_rm_udmap_tx_ch_cfg_req *req;
struct ti_sci_msg_hdr *resp;
struct ti_sci_xfer *xfer;
struct ti_sci_info *info;
struct device *dev;
int ret = 0;
if (IS_ERR_OR_NULL(handle))
return -EINVAL;
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TISCI_MSG_RM_UDMAP_TX_CH_CFG,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "Message TX_CH_CFG alloc failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_rm_udmap_tx_ch_cfg_req *)xfer->xfer_buf;
req->valid_params = params->valid_params;
req->nav_id = params->nav_id;
req->index = params->index;
req->tx_pause_on_err = params->tx_pause_on_err;
req->tx_filt_einfo = params->tx_filt_einfo;
req->tx_filt_pswords = params->tx_filt_pswords;
req->tx_atype = params->tx_atype;
req->tx_chan_type = params->tx_chan_type;
req->tx_supr_tdpkt = params->tx_supr_tdpkt;
req->tx_fetch_size = params->tx_fetch_size;
req->tx_credit_count = params->tx_credit_count;
req->txcq_qnum = params->txcq_qnum;
req->tx_priority = params->tx_priority;
req->tx_qos = params->tx_qos;
req->tx_orderid = params->tx_orderid;
req->fdepth = params->fdepth;
req->tx_sched_priority = params->tx_sched_priority;
req->tx_burst_size = params->tx_burst_size;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "Mbox send TX_CH_CFG fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf;
ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL;
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
dev_dbg(dev, "TX_CH_CFG: chn %u ret:%u\n", params->index, ret);
return ret;
}
/**
* ti_sci_cmd_rm_udmap_rx_ch_cfg() - Configure a UDMAP RX channel
* @handle: Pointer to TI SCI handle.
* @params: Pointer to ti_sci_msg_rm_udmap_rx_ch_cfg RX channel config
* structure
*
* Return: 0 if all went well, else returns appropriate error value.
*
* See @ti_sci_msg_rm_udmap_rx_ch_cfg and @ti_sci_msg_rm_udmap_rx_ch_cfg_req for
* more info.
*/
static int ti_sci_cmd_rm_udmap_rx_ch_cfg(const struct ti_sci_handle *handle,
const struct ti_sci_msg_rm_udmap_rx_ch_cfg *params)
{
struct ti_sci_msg_rm_udmap_rx_ch_cfg_req *req;
struct ti_sci_msg_hdr *resp;
struct ti_sci_xfer *xfer;
struct ti_sci_info *info;
struct device *dev;
int ret = 0;
if (IS_ERR_OR_NULL(handle))
return -EINVAL;
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TISCI_MSG_RM_UDMAP_RX_CH_CFG,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "Message RX_CH_CFG alloc failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_rm_udmap_rx_ch_cfg_req *)xfer->xfer_buf;
req->valid_params = params->valid_params;
req->nav_id = params->nav_id;
req->index = params->index;
req->rx_fetch_size = params->rx_fetch_size;
req->rxcq_qnum = params->rxcq_qnum;
req->rx_priority = params->rx_priority;
req->rx_qos = params->rx_qos;
req->rx_orderid = params->rx_orderid;
req->rx_sched_priority = params->rx_sched_priority;
req->flowid_start = params->flowid_start;
req->flowid_cnt = params->flowid_cnt;
req->rx_pause_on_err = params->rx_pause_on_err;
req->rx_atype = params->rx_atype;
req->rx_chan_type = params->rx_chan_type;
req->rx_ignore_short = params->rx_ignore_short;
req->rx_ignore_long = params->rx_ignore_long;
req->rx_burst_size = params->rx_burst_size;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "Mbox send RX_CH_CFG fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf;
ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL;
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
dev_dbg(dev, "RX_CH_CFG: chn %u ret:%d\n", params->index, ret);
return ret;
}
/**
* ti_sci_cmd_rm_udmap_rx_flow_cfg() - Configure UDMAP RX FLOW
* @handle: Pointer to TI SCI handle.
* @params: Pointer to ti_sci_msg_rm_udmap_flow_cfg RX FLOW config
* structure
*
* Return: 0 if all went well, else returns appropriate error value.
*
* See @ti_sci_msg_rm_udmap_flow_cfg and @ti_sci_msg_rm_udmap_flow_cfg_req for
* more info.
*/
static int ti_sci_cmd_rm_udmap_rx_flow_cfg(const struct ti_sci_handle *handle,
const struct ti_sci_msg_rm_udmap_flow_cfg *params)
{
struct ti_sci_msg_rm_udmap_flow_cfg_req *req;
struct ti_sci_msg_hdr *resp;
struct ti_sci_xfer *xfer;
struct ti_sci_info *info;
struct device *dev;
int ret = 0;
if (IS_ERR_OR_NULL(handle))
return -EINVAL;
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TISCI_MSG_RM_UDMAP_FLOW_CFG,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "RX_FL_CFG: Message alloc failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_rm_udmap_flow_cfg_req *)xfer->xfer_buf;
req->valid_params = params->valid_params;
req->nav_id = params->nav_id;
req->flow_index = params->flow_index;
req->rx_einfo_present = params->rx_einfo_present;
req->rx_psinfo_present = params->rx_psinfo_present;
req->rx_error_handling = params->rx_error_handling;
req->rx_desc_type = params->rx_desc_type;
req->rx_sop_offset = params->rx_sop_offset;
req->rx_dest_qnum = params->rx_dest_qnum;
req->rx_src_tag_hi = params->rx_src_tag_hi;
req->rx_src_tag_lo = params->rx_src_tag_lo;
req->rx_dest_tag_hi = params->rx_dest_tag_hi;
req->rx_dest_tag_lo = params->rx_dest_tag_lo;
req->rx_src_tag_hi_sel = params->rx_src_tag_hi_sel;
req->rx_src_tag_lo_sel = params->rx_src_tag_lo_sel;
req->rx_dest_tag_hi_sel = params->rx_dest_tag_hi_sel;
req->rx_dest_tag_lo_sel = params->rx_dest_tag_lo_sel;
req->rx_fdq0_sz0_qnum = params->rx_fdq0_sz0_qnum;
req->rx_fdq1_qnum = params->rx_fdq1_qnum;
req->rx_fdq2_qnum = params->rx_fdq2_qnum;
req->rx_fdq3_qnum = params->rx_fdq3_qnum;
req->rx_ps_location = params->rx_ps_location;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "RX_FL_CFG: Mbox send fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf;
ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL;
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
dev_dbg(info->dev, "RX_FL_CFG: %u ret:%d\n", params->flow_index, ret);
return ret;
}
/**
* ti_sci_cmd_proc_request() - Command to request a physical processor control
* @handle: Pointer to TI SCI handle
* @proc_id: Processor ID this request is for
*
* Return: 0 if all went well, else returns appropriate error value.
*/
static int ti_sci_cmd_proc_request(const struct ti_sci_handle *handle,
u8 proc_id)
{
struct ti_sci_msg_req_proc_request *req;
struct ti_sci_msg_hdr *resp;
struct ti_sci_info *info;
struct ti_sci_xfer *xfer;
struct device *dev;
int ret = 0;
if (!handle)
return -EINVAL;
if (IS_ERR(handle))
return PTR_ERR(handle);
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_PROC_REQUEST,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "Message alloc failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_req_proc_request *)xfer->xfer_buf;
req->processor_id = proc_id;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "Mbox send fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_hdr *)xfer->tx_message.buf;
ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV;
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
return ret;
}
/**
* ti_sci_cmd_proc_release() - Command to release a physical processor control
* @handle: Pointer to TI SCI handle
* @proc_id: Processor ID this request is for
*
* Return: 0 if all went well, else returns appropriate error value.
*/
static int ti_sci_cmd_proc_release(const struct ti_sci_handle *handle,
u8 proc_id)
{
struct ti_sci_msg_req_proc_release *req;
struct ti_sci_msg_hdr *resp;
struct ti_sci_info *info;
struct ti_sci_xfer *xfer;
struct device *dev;
int ret = 0;
if (!handle)
return -EINVAL;
if (IS_ERR(handle))
return PTR_ERR(handle);
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_PROC_RELEASE,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "Message alloc failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_req_proc_release *)xfer->xfer_buf;
req->processor_id = proc_id;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "Mbox send fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_hdr *)xfer->tx_message.buf;
ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV;
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
return ret;
}
/**
* ti_sci_cmd_proc_handover() - Command to handover a physical processor
* control to a host in the processor's access
* control list.
* @handle: Pointer to TI SCI handle
* @proc_id: Processor ID this request is for
* @host_id: Host ID to get the control of the processor
*
* Return: 0 if all went well, else returns appropriate error value.
*/
static int ti_sci_cmd_proc_handover(const struct ti_sci_handle *handle,
u8 proc_id, u8 host_id)
{
struct ti_sci_msg_req_proc_handover *req;
struct ti_sci_msg_hdr *resp;
struct ti_sci_info *info;
struct ti_sci_xfer *xfer;
struct device *dev;
int ret = 0;
if (!handle)
return -EINVAL;
if (IS_ERR(handle))
return PTR_ERR(handle);
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_PROC_HANDOVER,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "Message alloc failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_req_proc_handover *)xfer->xfer_buf;
req->processor_id = proc_id;
req->host_id = host_id;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "Mbox send fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_hdr *)xfer->tx_message.buf;
ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV;
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
return ret;
}
/**
* ti_sci_cmd_proc_set_config() - Command to set the processor boot
* configuration flags
* @handle: Pointer to TI SCI handle
* @proc_id: Processor ID this request is for
* @config_flags_set: Configuration flags to be set
* @config_flags_clear: Configuration flags to be cleared.
*
* Return: 0 if all went well, else returns appropriate error value.
*/
static int ti_sci_cmd_proc_set_config(const struct ti_sci_handle *handle,
u8 proc_id, u64 bootvector,
u32 config_flags_set,
u32 config_flags_clear)
{
struct ti_sci_msg_req_set_config *req;
struct ti_sci_msg_hdr *resp;
struct ti_sci_info *info;
struct ti_sci_xfer *xfer;
struct device *dev;
int ret = 0;
if (!handle)
return -EINVAL;
if (IS_ERR(handle))
return PTR_ERR(handle);
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_SET_CONFIG,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "Message alloc failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_req_set_config *)xfer->xfer_buf;
req->processor_id = proc_id;
req->bootvector_low = bootvector & TI_SCI_ADDR_LOW_MASK;
req->bootvector_high = (bootvector & TI_SCI_ADDR_HIGH_MASK) >>
TI_SCI_ADDR_HIGH_SHIFT;
req->config_flags_set = config_flags_set;
req->config_flags_clear = config_flags_clear;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "Mbox send fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_hdr *)xfer->tx_message.buf;
ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV;
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
return ret;
}
/**
* ti_sci_cmd_proc_set_control() - Command to set the processor boot
* control flags
* @handle: Pointer to TI SCI handle
* @proc_id: Processor ID this request is for
* @control_flags_set: Control flags to be set
* @control_flags_clear: Control flags to be cleared
*
* Return: 0 if all went well, else returns appropriate error value.
*/
static int ti_sci_cmd_proc_set_control(const struct ti_sci_handle *handle,
u8 proc_id, u32 control_flags_set,
u32 control_flags_clear)
{
struct ti_sci_msg_req_set_ctrl *req;
struct ti_sci_msg_hdr *resp;
struct ti_sci_info *info;
struct ti_sci_xfer *xfer;
struct device *dev;
int ret = 0;
if (!handle)
return -EINVAL;
if (IS_ERR(handle))
return PTR_ERR(handle);
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_SET_CTRL,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "Message alloc failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_req_set_ctrl *)xfer->xfer_buf;
req->processor_id = proc_id;
req->control_flags_set = control_flags_set;
req->control_flags_clear = control_flags_clear;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "Mbox send fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_hdr *)xfer->tx_message.buf;
ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV;
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
return ret;
}
/**
* ti_sci_cmd_get_boot_status() - Command to get the processor boot status
* @handle: Pointer to TI SCI handle
* @proc_id: Processor ID this request is for
*
* Return: 0 if all went well, else returns appropriate error value.
*/
static int ti_sci_cmd_proc_get_status(const struct ti_sci_handle *handle,
u8 proc_id, u64 *bv, u32 *cfg_flags,
u32 *ctrl_flags, u32 *sts_flags)
{
struct ti_sci_msg_resp_get_status *resp;
struct ti_sci_msg_req_get_status *req;
struct ti_sci_info *info;
struct ti_sci_xfer *xfer;
struct device *dev;
int ret = 0;
if (!handle)
return -EINVAL;
if (IS_ERR(handle))
return PTR_ERR(handle);
info = handle_to_ti_sci_info(handle);
dev = info->dev;
xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_GET_STATUS,
TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
sizeof(*req), sizeof(*resp));
if (IS_ERR(xfer)) {
ret = PTR_ERR(xfer);
dev_err(dev, "Message alloc failed(%d)\n", ret);
return ret;
}
req = (struct ti_sci_msg_req_get_status *)xfer->xfer_buf;
req->processor_id = proc_id;
ret = ti_sci_do_xfer(info, xfer);
if (ret) {
dev_err(dev, "Mbox send fail %d\n", ret);
goto fail;
}
resp = (struct ti_sci_msg_resp_get_status *)xfer->tx_message.buf;
if (!ti_sci_is_response_ack(resp)) {
ret = -ENODEV;
} else {
*bv = (resp->bootvector_low & TI_SCI_ADDR_LOW_MASK) |
(((u64)resp->bootvector_high << TI_SCI_ADDR_HIGH_SHIFT) &
TI_SCI_ADDR_HIGH_MASK);
*cfg_flags = resp->config_flags;
*ctrl_flags = resp->control_flags;
*sts_flags = resp->status_flags;
}
fail:
ti_sci_put_one_xfer(&info->minfo, xfer);
return ret;
}
/*
* ti_sci_setup_ops() - Setup the operations structures
* @info: pointer to TISCI pointer
@ -2016,6 +2833,10 @@ static void ti_sci_setup_ops(struct ti_sci_info *info)
struct ti_sci_clk_ops *cops = &ops->clk_ops;
struct ti_sci_rm_core_ops *rm_core_ops = &ops->rm_core_ops;
struct ti_sci_rm_irq_ops *iops = &ops->rm_irq_ops;
struct ti_sci_rm_ringacc_ops *rops = &ops->rm_ring_ops;
struct ti_sci_rm_psil_ops *psilops = &ops->rm_psil_ops;
struct ti_sci_rm_udmap_ops *udmap_ops = &ops->rm_udmap_ops;
struct ti_sci_proc_ops *pops = &ops->proc_ops;
core_ops->reboot_device = ti_sci_cmd_core_reboot;
@ -2055,6 +2876,23 @@ static void ti_sci_setup_ops(struct ti_sci_info *info)
iops->set_event_map = ti_sci_cmd_set_event_map;
iops->free_irq = ti_sci_cmd_free_irq;
iops->free_event_map = ti_sci_cmd_free_event_map;
rops->config = ti_sci_cmd_ring_config;
rops->get_config = ti_sci_cmd_ring_get_config;
psilops->pair = ti_sci_cmd_rm_psil_pair;
psilops->unpair = ti_sci_cmd_rm_psil_unpair;
udmap_ops->tx_ch_cfg = ti_sci_cmd_rm_udmap_tx_ch_cfg;
udmap_ops->rx_ch_cfg = ti_sci_cmd_rm_udmap_rx_ch_cfg;
udmap_ops->rx_flow_cfg = ti_sci_cmd_rm_udmap_rx_flow_cfg;
pops->request = ti_sci_cmd_proc_request;
pops->release = ti_sci_cmd_proc_release;
pops->handover = ti_sci_cmd_proc_handover;
pops->set_config = ti_sci_cmd_proc_set_config;
pops->set_control = ti_sci_cmd_proc_set_control;
pops->get_status = ti_sci_cmd_proc_get_status;
}
/**
@ -2342,6 +3180,7 @@ devm_ti_sci_get_of_resource(const struct ti_sci_handle *handle,
struct device *dev, u32 dev_id, char *of_prop)
{
struct ti_sci_resource *res;
bool valid_set = false;
u32 resource_subtype;
int i, ret;
@ -2372,15 +3211,18 @@ devm_ti_sci_get_of_resource(const struct ti_sci_handle *handle,
&res->desc[i].start,
&res->desc[i].num);
if (ret) {
dev_err(dev, "dev = %d subtype %d not allocated for this host\n",
dev_dbg(dev, "dev = %d subtype %d not allocated for this host\n",
dev_id, resource_subtype);
return ERR_PTR(ret);
res->desc[i].start = 0;
res->desc[i].num = 0;
continue;
}
dev_dbg(dev, "dev = %d, subtype = %d, start = %d, num = %d\n",
dev_id, resource_subtype, res->desc[i].start,
res->desc[i].num);
valid_set = true;
res->desc[i].res_map =
devm_kzalloc(dev, BITS_TO_LONGS(res->desc[i].num) *
sizeof(*res->desc[i].res_map), GFP_KERNEL);
@ -2389,7 +3231,10 @@ devm_ti_sci_get_of_resource(const struct ti_sci_handle *handle,
}
raw_spin_lock_init(&res->lock);
return res;
if (valid_set)
return res;
return ERR_PTR(-EINVAL);
}
static int tisci_reboot_handler(struct notifier_block *nb, unsigned long mode,

812
drivers/firmware/ti_sci.h
View File

@ -1,4 +1,4 @@
// SPDX-License-Identifier: BSD-3-Clause
/* SPDX-License-Identifier: BSD-3-Clause */
/*
* Texas Instruments System Control Interface (TISCI) Protocol
*
@ -42,6 +42,43 @@
#define TI_SCI_MSG_SET_IRQ 0x1000
#define TI_SCI_MSG_FREE_IRQ 0x1001
/* NAVSS resource management */
/* Ringacc requests */
#define TI_SCI_MSG_RM_RING_ALLOCATE 0x1100
#define TI_SCI_MSG_RM_RING_FREE 0x1101
#define TI_SCI_MSG_RM_RING_RECONFIG 0x1102
#define TI_SCI_MSG_RM_RING_RESET 0x1103
#define TI_SCI_MSG_RM_RING_CFG 0x1110
#define TI_SCI_MSG_RM_RING_GET_CFG 0x1111
/* PSI-L requests */
#define TI_SCI_MSG_RM_PSIL_PAIR 0x1280
#define TI_SCI_MSG_RM_PSIL_UNPAIR 0x1281
#define TI_SCI_MSG_RM_UDMAP_TX_ALLOC 0x1200
#define TI_SCI_MSG_RM_UDMAP_TX_FREE 0x1201
#define TI_SCI_MSG_RM_UDMAP_RX_ALLOC 0x1210
#define TI_SCI_MSG_RM_UDMAP_RX_FREE 0x1211
#define TI_SCI_MSG_RM_UDMAP_FLOW_CFG 0x1220
#define TI_SCI_MSG_RM_UDMAP_OPT_FLOW_CFG 0x1221
#define TISCI_MSG_RM_UDMAP_TX_CH_CFG 0x1205
#define TISCI_MSG_RM_UDMAP_TX_CH_GET_CFG 0x1206
#define TISCI_MSG_RM_UDMAP_RX_CH_CFG 0x1215
#define TISCI_MSG_RM_UDMAP_RX_CH_GET_CFG 0x1216
#define TISCI_MSG_RM_UDMAP_FLOW_CFG 0x1230
#define TISCI_MSG_RM_UDMAP_FLOW_SIZE_THRESH_CFG 0x1231
#define TISCI_MSG_RM_UDMAP_FLOW_GET_CFG 0x1232
#define TISCI_MSG_RM_UDMAP_FLOW_SIZE_THRESH_GET_CFG 0x1233
/* Processor Control requests */
#define TI_SCI_MSG_PROC_REQUEST 0xc000
#define TI_SCI_MSG_PROC_RELEASE 0xc001
#define TI_SCI_MSG_PROC_HANDOVER 0xc005
#define TI_SCI_MSG_SET_CONFIG 0xc100
#define TI_SCI_MSG_SET_CTRL 0xc101
#define TI_SCI_MSG_GET_STATUS 0xc400
/**
* struct ti_sci_msg_hdr - Generic Message Header for All messages and responses
* @type: Type of messages: One of TI_SCI_MSG* values
@ -563,4 +600,777 @@ struct ti_sci_msg_req_manage_irq {
u8 secondary_host;
} __packed;
/**
* struct ti_sci_msg_rm_ring_cfg_req - Configure a Navigator Subsystem ring
*
* Configures the non-real-time registers of a Navigator Subsystem ring.
* @hdr: Generic Header
* @valid_params: Bitfield defining validity of ring configuration parameters.
* The ring configuration fields are not valid, and will not be used for
* ring configuration, if their corresponding valid bit is zero.
* Valid bit usage:
* 0 - Valid bit for @tisci_msg_rm_ring_cfg_req addr_lo
* 1 - Valid bit for @tisci_msg_rm_ring_cfg_req addr_hi
* 2 - Valid bit for @tisci_msg_rm_ring_cfg_req count
* 3 - Valid bit for @tisci_msg_rm_ring_cfg_req mode
* 4 - Valid bit for @tisci_msg_rm_ring_cfg_req size
* 5 - Valid bit for @tisci_msg_rm_ring_cfg_req order_id
* @nav_id: Device ID of Navigator Subsystem from which the ring is allocated
* @index: ring index to be configured.
* @addr_lo: 32 LSBs of ring base address to be programmed into the ring's
* RING_BA_LO register
* @addr_hi: 16 MSBs of ring base address to be programmed into the ring's
* RING_BA_HI register.
* @count: Number of ring elements. Must be even if mode is CREDENTIALS or QM
* modes.
* @mode: Specifies the mode the ring is to be configured.
* @size: Specifies encoded ring element size. To calculate the encoded size use
* the formula (log2(size_bytes) - 2), where size_bytes cannot be
* greater than 256.
* @order_id: Specifies the ring's bus order ID.
*/
struct ti_sci_msg_rm_ring_cfg_req {
struct ti_sci_msg_hdr hdr;
u32 valid_params;
u16 nav_id;
u16 index;
u32 addr_lo;
u32 addr_hi;
u32 count;
u8 mode;
u8 size;
u8 order_id;
} __packed;
/**
* struct ti_sci_msg_rm_ring_get_cfg_req - Get RA ring's configuration
*
* Gets the configuration of the non-real-time register fields of a ring. The
* host, or a supervisor of the host, who owns the ring must be the requesting
* host. The values of the non-real-time registers are returned in
* @ti_sci_msg_rm_ring_get_cfg_resp.
*
* @hdr: Generic Header
* @nav_id: Device ID of Navigator Subsystem from which the ring is allocated
* @index: ring index.
*/
struct ti_sci_msg_rm_ring_get_cfg_req {
struct ti_sci_msg_hdr hdr;
u16 nav_id;
u16 index;
} __packed;
/**
* struct ti_sci_msg_rm_ring_get_cfg_resp - Ring get configuration response
*
* Response received by host processor after RM has handled
* @ti_sci_msg_rm_ring_get_cfg_req. The response contains the ring's
* non-real-time register values.
*
* @hdr: Generic Header
* @addr_lo: Ring 32 LSBs of base address
* @addr_hi: Ring 16 MSBs of base address.
* @count: Ring number of elements.
* @mode: Ring mode.
* @size: encoded Ring element size
* @order_id: ing order ID.
*/
struct ti_sci_msg_rm_ring_get_cfg_resp {
struct ti_sci_msg_hdr hdr;
u32 addr_lo;
u32 addr_hi;
u32 count;
u8 mode;
u8 size;
u8 order_id;
} __packed;
/**
* struct ti_sci_msg_psil_pair - Pairs a PSI-L source thread to a destination
* thread
* @hdr: Generic Header
* @nav_id: SoC Navigator Subsystem device ID whose PSI-L config proxy is
* used to pair the source and destination threads.
* @src_thread: PSI-L source thread ID within the PSI-L System thread map.
*
* UDMAP transmit channels mapped to source threads will have their
* TCHAN_THRD_ID register programmed with the destination thread if the pairing
* is successful.
* @dst_thread: PSI-L destination thread ID within the PSI-L System thread map.
* PSI-L destination threads start at index 0x8000. The request is NACK'd if
* the destination thread is not greater than or equal to 0x8000.
*
* UDMAP receive channels mapped to destination threads will have their
* RCHAN_THRD_ID register programmed with the source thread if the pairing
* is successful.
*
* Request type is TI_SCI_MSG_RM_PSIL_PAIR, response is a generic ACK or NACK
* message.
*/
struct ti_sci_msg_psil_pair {
struct ti_sci_msg_hdr hdr;
u32 nav_id;
u32 src_thread;
u32 dst_thread;
} __packed;
/**
* struct ti_sci_msg_psil_unpair - Unpairs a PSI-L source thread from a
* destination thread
* @hdr: Generic Header
* @nav_id: SoC Navigator Subsystem device ID whose PSI-L config proxy is
* used to unpair the source and destination threads.
* @src_thread: PSI-L source thread ID within the PSI-L System thread map.
*
* UDMAP transmit channels mapped to source threads will have their
* TCHAN_THRD_ID register cleared if the unpairing is successful.
*
* @dst_thread: PSI-L destination thread ID within the PSI-L System thread map.
* PSI-L destination threads start at index 0x8000. The request is NACK'd if
* the destination thread is not greater than or equal to 0x8000.
*
* UDMAP receive channels mapped to destination threads will have their
* RCHAN_THRD_ID register cleared if the unpairing is successful.
*
* Request type is TI_SCI_MSG_RM_PSIL_UNPAIR, response is a generic ACK or NACK
* message.
*/
struct ti_sci_msg_psil_unpair {
struct ti_sci_msg_hdr hdr;
u32 nav_id;
u32 src_thread;
u32 dst_thread;
} __packed;
/**
* struct ti_sci_msg_udmap_rx_flow_cfg - UDMAP receive flow configuration
* message
* @hdr: Generic Header
* @nav_id: SoC Navigator Subsystem device ID from which the receive flow is
* allocated
* @flow_index: UDMAP receive flow index for non-optional configuration.
* @rx_ch_index: Specifies the index of the receive channel using the flow_index
* @rx_einfo_present: UDMAP receive flow extended packet info present.
* @rx_psinfo_present: UDMAP receive flow PS words present.
* @rx_error_handling: UDMAP receive flow error handling configuration. Valid
* values are TI_SCI_RM_UDMAP_RX_FLOW_ERR_DROP/RETRY.
* @rx_desc_type: UDMAP receive flow descriptor type. It can be one of
* TI_SCI_RM_UDMAP_RX_FLOW_DESC_HOST/MONO.
* @rx_sop_offset: UDMAP receive flow start of packet offset.
* @rx_dest_qnum: UDMAP receive flow destination queue number.
* @rx_ps_location: UDMAP receive flow PS words location.
* 0 - end of packet descriptor
* 1 - Beginning of the data buffer
* @rx_src_tag_hi: UDMAP receive flow source tag high byte constant
* @rx_src_tag_lo: UDMAP receive flow source tag low byte constant
* @rx_dest_tag_hi: UDMAP receive flow destination tag high byte constant
* @rx_dest_tag_lo: UDMAP receive flow destination tag low byte constant
* @rx_src_tag_hi_sel: UDMAP receive flow source tag high byte selector
* @rx_src_tag_lo_sel: UDMAP receive flow source tag low byte selector
* @rx_dest_tag_hi_sel: UDMAP receive flow destination tag high byte selector
* @rx_dest_tag_lo_sel: UDMAP receive flow destination tag low byte selector
* @rx_size_thresh_en: UDMAP receive flow packet size based free buffer queue
* enable. If enabled, the ti_sci_rm_udmap_rx_flow_opt_cfg also need to be
* configured and sent.
* @rx_fdq0_sz0_qnum: UDMAP receive flow free descriptor queue 0.
* @rx_fdq1_qnum: UDMAP receive flow free descriptor queue 1.
* @rx_fdq2_qnum: UDMAP receive flow free descriptor queue 2.
* @rx_fdq3_qnum: UDMAP receive flow free descriptor queue 3.
*
* For detailed information on the settings, see the UDMAP section of the TRM.
*/
struct ti_sci_msg_udmap_rx_flow_cfg {
struct ti_sci_msg_hdr hdr;
u32 nav_id;
u32 flow_index;
u32 rx_ch_index;
u8 rx_einfo_present;
u8 rx_psinfo_present;
u8 rx_error_handling;
u8 rx_desc_type;
u16 rx_sop_offset;
u16 rx_dest_qnum;
u8 rx_ps_location;
u8 rx_src_tag_hi;
u8 rx_src_tag_lo;
u8 rx_dest_tag_hi;
u8 rx_dest_tag_lo;
u8 rx_src_tag_hi_sel;
u8 rx_src_tag_lo_sel;
u8 rx_dest_tag_hi_sel;
u8 rx_dest_tag_lo_sel;
u8 rx_size_thresh_en;
u16 rx_fdq0_sz0_qnum;
u16 rx_fdq1_qnum;
u16 rx_fdq2_qnum;
u16 rx_fdq3_qnum;
} __packed;
/**
* struct rm_ti_sci_msg_udmap_rx_flow_opt_cfg - parameters for UDMAP receive
* flow optional configuration
* @hdr: Generic Header
* @nav_id: SoC Navigator Subsystem device ID from which the receive flow is
* allocated
* @flow_index: UDMAP receive flow index for optional configuration.
* @rx_ch_index: Specifies the index of the receive channel using the flow_index
* @rx_size_thresh0: UDMAP receive flow packet size threshold 0.
* @rx_size_thresh1: UDMAP receive flow packet size threshold 1.
* @rx_size_thresh2: UDMAP receive flow packet size threshold 2.
* @rx_fdq0_sz1_qnum: UDMAP receive flow free descriptor queue for size
* threshold 1.
* @rx_fdq0_sz2_qnum: UDMAP receive flow free descriptor queue for size
* threshold 2.
* @rx_fdq0_sz3_qnum: UDMAP receive flow free descriptor queue for size
* threshold 3.
*
* For detailed information on the settings, see the UDMAP section of the TRM.
*/
struct rm_ti_sci_msg_udmap_rx_flow_opt_cfg {
struct ti_sci_msg_hdr hdr;
u32 nav_id;
u32 flow_index;
u32 rx_ch_index;
u16 rx_size_thresh0;
u16 rx_size_thresh1;
u16 rx_size_thresh2;
u16 rx_fdq0_sz1_qnum;
u16 rx_fdq0_sz2_qnum;
u16 rx_fdq0_sz3_qnum;
} __packed;
/**
* Configures a Navigator Subsystem UDMAP transmit channel
*
* Configures the non-real-time registers of a Navigator Subsystem UDMAP
* transmit channel. The channel index must be assigned to the host defined
* in the TISCI header via the RM board configuration resource assignment
* range list.
*
* @hdr: Generic Header
*
* @valid_params: Bitfield defining validity of tx channel configuration
* parameters. The tx channel configuration fields are not valid, and will not
* be used for ch configuration, if their corresponding valid bit is zero.
* Valid bit usage:
* 0 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_pause_on_err
* 1 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_atype
* 2 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_chan_type
* 3 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_fetch_size
* 4 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::txcq_qnum
* 5 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_priority
* 6 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_qos
* 7 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_orderid
* 8 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_sched_priority
* 9 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_filt_einfo
* 10 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_filt_pswords
* 11 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_supr_tdpkt
* 12 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_credit_count
* 13 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::fdepth
* 14 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_burst_size
*
* @nav_id: SoC device ID of Navigator Subsystem where tx channel is located
*
* @index: UDMAP transmit channel index.
*
* @tx_pause_on_err: UDMAP transmit channel pause on error configuration to
* be programmed into the tx_pause_on_err field of the channel's TCHAN_TCFG
* register.
*
* @tx_filt_einfo: UDMAP transmit channel extended packet information passing
* configuration to be programmed into the tx_filt_einfo field of the
* channel's TCHAN_TCFG register.
*
* @tx_filt_pswords: UDMAP transmit channel protocol specific word passing
* configuration to be programmed into the tx_filt_pswords field of the
* channel's TCHAN_TCFG register.
*
* @tx_atype: UDMAP transmit channel non Ring Accelerator access pointer
* interpretation configuration to be programmed into the tx_atype field of
* the channel's TCHAN_TCFG register.
*
* @tx_chan_type: UDMAP transmit channel functional channel type and work
* passing mechanism configuration to be programmed into the tx_chan_type
* field of the channel's TCHAN_TCFG register.
*
* @tx_supr_tdpkt: UDMAP transmit channel teardown packet generation suppression
* configuration to be programmed into the tx_supr_tdpkt field of the channel's
* TCHAN_TCFG register.
*
* @tx_fetch_size: UDMAP transmit channel number of 32-bit descriptor words to
* fetch configuration to be programmed into the tx_fetch_size field of the
* channel's TCHAN_TCFG register. The user must make sure to set the maximum
* word count that can pass through the channel for any allowed descriptor type.
*
* @tx_credit_count: UDMAP transmit channel transfer request credit count
* configuration to be programmed into the count field of the TCHAN_TCREDIT
* register. Specifies how many credits for complete TRs are available.
*
* @txcq_qnum: UDMAP transmit channel completion queue configuration to be
* programmed into the txcq_qnum field of the TCHAN_TCQ register. The specified
* completion queue must be assigned to the host, or a subordinate of the host,
* requesting configuration of the transmit channel.
*
* @tx_priority: UDMAP transmit channel transmit priority value to be programmed
* into the priority field of the channel's TCHAN_TPRI_CTRL register.
*
* @tx_qos: UDMAP transmit channel transmit qos value to be programmed into the
* qos field of the channel's TCHAN_TPRI_CTRL register.
*
* @tx_orderid: UDMAP transmit channel bus order id value to be programmed into
* the orderid field of the channel's TCHAN_TPRI_CTRL register.
*
* @fdepth: UDMAP transmit channel FIFO depth configuration to be programmed
* into the fdepth field of the TCHAN_TFIFO_DEPTH register. Sets the number of
* Tx FIFO bytes which are allowed to be stored for the channel. Check the UDMAP
* section of the TRM for restrictions regarding this parameter.
*
* @tx_sched_priority: UDMAP transmit channel tx scheduling priority
* configuration to be programmed into the priority field of the channel's
* TCHAN_TST_SCHED register.
*
* @tx_burst_size: UDMAP transmit channel burst size configuration to be
* programmed into the tx_burst_size field of the TCHAN_TCFG register.
*/
struct ti_sci_msg_rm_udmap_tx_ch_cfg_req {
struct ti_sci_msg_hdr hdr;
u32 valid_params;
u16 nav_id;
u16 index;
u8 tx_pause_on_err;
u8 tx_filt_einfo;
u8 tx_filt_pswords;
u8 tx_atype;
u8 tx_chan_type;
u8 tx_supr_tdpkt;
u16 tx_fetch_size;
u8 tx_credit_count;
u16 txcq_qnum;
u8 tx_priority;
u8 tx_qos;
u8 tx_orderid;
u16 fdepth;
u8 tx_sched_priority;
u8 tx_burst_size;
} __packed;
/**
* Configures a Navigator Subsystem UDMAP receive channel
*
* Configures the non-real-time registers of a Navigator Subsystem UDMAP
* receive channel. The channel index must be assigned to the host defined
* in the TISCI header via the RM board configuration resource assignment
* range list.
*
* @hdr: Generic Header
*
* @valid_params: Bitfield defining validity of rx channel configuration
* parameters.
* The rx channel configuration fields are not valid, and will not be used for
* ch configuration, if their corresponding valid bit is zero.
* Valid bit usage:
* 0 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rx_pause_on_err
* 1 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rx_atype
* 2 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rx_chan_type
* 3 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rx_fetch_size
* 4 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rxcq_qnum
* 5 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rx_priority
* 6 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rx_qos
* 7 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rx_orderid
* 8 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rx_sched_priority
* 9 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::flowid_start
* 10 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::flowid_cnt
* 11 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rx_ignore_short
* 12 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rx_ignore_long
* 14 - Valid bit for @ti_sci_msg_rm_udmap_rx_ch_cfg_req::rx_burst_size
*
* @nav_id: SoC device ID of Navigator Subsystem where rx channel is located
*
* @index: UDMAP receive channel index.
*
* @rx_fetch_size: UDMAP receive channel number of 32-bit descriptor words to
* fetch configuration to be programmed into the rx_fetch_size field of the
* channel's RCHAN_RCFG register.
*
* @rxcq_qnum: UDMAP receive channel completion queue configuration to be
* programmed into the rxcq_qnum field of the RCHAN_RCQ register.
* The specified completion queue must be assigned to the host, or a subordinate
* of the host, requesting configuration of the receive channel.
*
* @rx_priority: UDMAP receive channel receive priority value to be programmed
* into the priority field of the channel's RCHAN_RPRI_CTRL register.
*
* @rx_qos: UDMAP receive channel receive qos value to be programmed into the
* qos field of the channel's RCHAN_RPRI_CTRL register.
*
* @rx_orderid: UDMAP receive channel bus order id value to be programmed into
* the orderid field of the channel's RCHAN_RPRI_CTRL register.
*
* @rx_sched_priority: UDMAP receive channel rx scheduling priority
* configuration to be programmed into the priority field of the channel's
* RCHAN_RST_SCHED register.
*
* @flowid_start: UDMAP receive channel additional flows starting index
* configuration to program into the flow_start field of the RCHAN_RFLOW_RNG
* register. Specifies the starting index for flow IDs the receive channel is to
* make use of beyond the default flow. flowid_start and @ref flowid_cnt must be
* set as valid and configured together. The starting flow ID set by
* @ref flowid_cnt must be a flow index within the Navigator Subsystem's subset
* of flows beyond the default flows statically mapped to receive channels.
* The additional flows must be assigned to the host, or a subordinate of the
* host, requesting configuration of the receive channel.
*
* @flowid_cnt: UDMAP receive channel additional flows count configuration to
* program into the flowid_cnt field of the RCHAN_RFLOW_RNG register.
* This field specifies how many flow IDs are in the additional contiguous range
* of legal flow IDs for the channel. @ref flowid_start and flowid_cnt must be
* set as valid and configured together. Disabling the valid_params field bit
* for flowid_cnt indicates no flow IDs other than the default are to be
* allocated and used by the receive channel. @ref flowid_start plus flowid_cnt
* cannot be greater than the number of receive flows in the receive channel's
* Navigator Subsystem. The additional flows must be assigned to the host, or a
* subordinate of the host, requesting configuration of the receive channel.
*
* @rx_pause_on_err: UDMAP receive channel pause on error configuration to be
* programmed into the rx_pause_on_err field of the channel's RCHAN_RCFG
* register.
*
* @rx_atype: UDMAP receive channel non Ring Accelerator access pointer
* interpretation configuration to be programmed into the rx_atype field of the
* channel's RCHAN_RCFG register.
*
* @rx_chan_type: UDMAP receive channel functional channel type and work passing
* mechanism configuration to be programmed into the rx_chan_type field of the
* channel's RCHAN_RCFG register.
*
* @rx_ignore_short: UDMAP receive channel short packet treatment configuration
* to be programmed into the rx_ignore_short field of the RCHAN_RCFG register.
*
* @rx_ignore_long: UDMAP receive channel long packet treatment configuration to
* be programmed into the rx_ignore_long field of the RCHAN_RCFG register.
*
* @rx_burst_size: UDMAP receive channel burst size configuration to be
* programmed into the rx_burst_size field of the RCHAN_RCFG register.
*/
struct ti_sci_msg_rm_udmap_rx_ch_cfg_req {
struct ti_sci_msg_hdr hdr;
u32 valid_params;
u16 nav_id;
u16 index;
u16 rx_fetch_size;
u16 rxcq_qnum;
u8 rx_priority;
u8 rx_qos;
u8 rx_orderid;
u8 rx_sched_priority;
u16 flowid_start;
u16 flowid_cnt;
u8 rx_pause_on_err;
u8 rx_atype;
u8 rx_chan_type;
u8 rx_ignore_short;
u8 rx_ignore_long;
u8 rx_burst_size;
} __packed;
/**
* Configures a Navigator Subsystem UDMAP receive flow
*
* Configures a Navigator Subsystem UDMAP receive flow's registers.
* Configuration does not include the flow registers which handle size-based
* free descriptor queue routing.
*
* The flow index must be assigned to the host defined in the TISCI header via
* the RM board configuration resource assignment range list.
*
* @hdr: Standard TISCI header
*
* @valid_params
* Bitfield defining validity of rx flow configuration parameters. The
* rx flow configuration fields are not valid, and will not be used for flow
* configuration, if their corresponding valid bit is zero. Valid bit usage:
* 0 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_einfo_present
* 1 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_psinfo_present
* 2 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_error_handling
* 3 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_desc_type
* 4 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_sop_offset
* 5 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_dest_qnum
* 6 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_src_tag_hi
* 7 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_src_tag_lo
* 8 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_dest_tag_hi
* 9 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_dest_tag_lo
* 10 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_src_tag_hi_sel
* 11 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_src_tag_lo_sel
* 12 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_dest_tag_hi_sel
* 13 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_dest_tag_lo_sel
* 14 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_fdq0_sz0_qnum
* 15 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_fdq1_sz0_qnum
* 16 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_fdq2_sz0_qnum
* 17 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_fdq3_sz0_qnum
* 18 - Valid bit for @tisci_msg_rm_udmap_flow_cfg_req::rx_ps_location
*
* @nav_id: SoC device ID of Navigator Subsystem from which the receive flow is
* allocated
*
* @flow_index: UDMAP receive flow index for non-optional configuration.
*
* @rx_einfo_present:
* UDMAP receive flow extended packet info present configuration to be
* programmed into the rx_einfo_present field of the flow's RFLOW_RFA register.
*
* @rx_psinfo_present:
* UDMAP receive flow PS words present configuration to be programmed into the
* rx_psinfo_present field of the flow's RFLOW_RFA register.
*
* @rx_error_handling:
* UDMAP receive flow error handling configuration to be programmed into the
* rx_error_handling field of the flow's RFLOW_RFA register.
*
* @rx_desc_type:
* UDMAP receive flow descriptor type configuration to be programmed into the
* rx_desc_type field field of the flow's RFLOW_RFA register.
*
* @rx_sop_offset:
* UDMAP receive flow start of packet offset configuration to be programmed
* into the rx_sop_offset field of the RFLOW_RFA register. See the UDMAP
* section of the TRM for more information on this setting. Valid values for
* this field are 0-255 bytes.
*
* @rx_dest_qnum:
* UDMAP receive flow destination queue configuration to be programmed into the
* rx_dest_qnum field of the flow's RFLOW_RFA register. The specified
* destination queue must be valid within the Navigator Subsystem and must be
* owned by the host, or a subordinate of the host, requesting allocation and
* configuration of the receive flow.
*
* @rx_src_tag_hi:
* UDMAP receive flow source tag high byte constant configuration to be
* programmed into the rx_src_tag_hi field of the flow's RFLOW_RFB register.
* See the UDMAP section of the TRM for more information on this setting.
*
* @rx_src_tag_lo:
* UDMAP receive flow source tag low byte constant configuration to be
* programmed into the rx_src_tag_lo field of the flow's RFLOW_RFB register.
* See the UDMAP section of the TRM for more information on this setting.
*
* @rx_dest_tag_hi:
* UDMAP receive flow destination tag high byte constant configuration to be
* programmed into the rx_dest_tag_hi field of the flow's RFLOW_RFB register.
* See the UDMAP section of the TRM for more information on this setting.
*
* @rx_dest_tag_lo:
* UDMAP receive flow destination tag low byte constant configuration to be
* programmed into the rx_dest_tag_lo field of the flow's RFLOW_RFB register.
* See the UDMAP section of the TRM for more information on this setting.
*
* @rx_src_tag_hi_sel:
* UDMAP receive flow source tag high byte selector configuration to be
* programmed into the rx_src_tag_hi_sel field of the RFLOW_RFC register. See
* the UDMAP section of the TRM for more information on this setting.
*
* @rx_src_tag_lo_sel:
* UDMAP receive flow source tag low byte selector configuration to be
* programmed into the rx_src_tag_lo_sel field of the RFLOW_RFC register. See
* the UDMAP section of the TRM for more information on this setting.
*
* @rx_dest_tag_hi_sel:
* UDMAP receive flow destination tag high byte selector configuration to be
* programmed into the rx_dest_tag_hi_sel field of the RFLOW_RFC register. See
* the UDMAP section of the TRM for more information on this setting.
*
* @rx_dest_tag_lo_sel:
* UDMAP receive flow destination tag low byte selector configuration to be
* programmed into the rx_dest_tag_lo_sel field of the RFLOW_RFC register. See
* the UDMAP section of the TRM for more information on this setting.
*
* @rx_fdq0_sz0_qnum:
* UDMAP receive flow free descriptor queue 0 configuration to be programmed
* into the rx_fdq0_sz0_qnum field of the flow's RFLOW_RFD register. See the
* UDMAP section of the TRM for more information on this setting. The specified
* free queue must be valid within the Navigator Subsystem and must be owned
* by the host, or a subordinate of the host, requesting allocation and
* configuration of the receive flow.
*
* @rx_fdq1_qnum:
* UDMAP receive flow free descriptor queue 1 configuration to be programmed
* into the rx_fdq1_qnum field of the flow's RFLOW_RFD register. See the
* UDMAP section of the TRM for more information on this setting. The specified
* free queue must be valid within the Navigator Subsystem and must be owned
* by the host, or a subordinate of the host, requesting allocation and
* configuration of the receive flow.
*
* @rx_fdq2_qnum:
* UDMAP receive flow free descriptor queue 2 configuration to be programmed
* into the rx_fdq2_qnum field of the flow's RFLOW_RFE register. See the
* UDMAP section of the TRM for more information on this setting. The specified
* free queue must be valid within the Navigator Subsystem and must be owned
* by the host, or a subordinate of the host, requesting allocation and
* configuration of the receive flow.
*
* @rx_fdq3_qnum:
* UDMAP receive flow free descriptor queue 3 configuration to be programmed
* into the rx_fdq3_qnum field of the flow's RFLOW_RFE register. See the
* UDMAP section of the TRM for more information on this setting. The specified
* free queue must be valid within the Navigator Subsystem and must be owned
* by the host, or a subordinate of the host, requesting allocation and
* configuration of the receive flow.
*
* @rx_ps_location:
* UDMAP receive flow PS words location configuration to be programmed into the
* rx_ps_location field of the flow's RFLOW_RFA register.
*/
struct ti_sci_msg_rm_udmap_flow_cfg_req {
struct ti_sci_msg_hdr hdr;
u32 valid_params;
u16 nav_id;
u16 flow_index;
u8 rx_einfo_present;
u8 rx_psinfo_present;
u8 rx_error_handling;
u8 rx_desc_type;
u16 rx_sop_offset;
u16 rx_dest_qnum;
u8 rx_src_tag_hi;
u8 rx_src_tag_lo;
u8 rx_dest_tag_hi;
u8 rx_dest_tag_lo;
u8 rx_src_tag_hi_sel;
u8 rx_src_tag_lo_sel;
u8 rx_dest_tag_hi_sel;
u8 rx_dest_tag_lo_sel;
u16 rx_fdq0_sz0_qnum;
u16 rx_fdq1_qnum;
u16 rx_fdq2_qnum;
u16 rx_fdq3_qnum;
u8 rx_ps_location;
} __packed;
/**
* struct ti_sci_msg_req_proc_request - Request a processor
* @hdr: Generic Header
* @processor_id: ID of processor being requested
*
* Request type is TI_SCI_MSG_PROC_REQUEST, response is a generic ACK/NACK
* message.
*/
struct ti_sci_msg_req_proc_request {
struct ti_sci_msg_hdr hdr;
u8 processor_id;
} __packed;
/**
* struct ti_sci_msg_req_proc_release - Release a processor
* @hdr: Generic Header
* @processor_id: ID of processor being released
*
* Request type is TI_SCI_MSG_PROC_RELEASE, response is a generic ACK/NACK
* message.
*/
struct ti_sci_msg_req_proc_release {
struct ti_sci_msg_hdr hdr;
u8 processor_id;
} __packed;
/**
* struct ti_sci_msg_req_proc_handover - Handover a processor to a host
* @hdr: Generic Header
* @processor_id: ID of processor being handed over
* @host_id: Host ID the control needs to be transferred to
*
* Request type is TI_SCI_MSG_PROC_HANDOVER, response is a generic ACK/NACK
* message.
*/
struct ti_sci_msg_req_proc_handover {
struct ti_sci_msg_hdr hdr;
u8 processor_id;
u8 host_id;
} __packed;
/* Boot Vector masks */
#define TI_SCI_ADDR_LOW_MASK GENMASK_ULL(31, 0)
#define TI_SCI_ADDR_HIGH_MASK GENMASK_ULL(63, 32)
#define TI_SCI_ADDR_HIGH_SHIFT 32
/**
* struct ti_sci_msg_req_set_config - Set Processor boot configuration
* @hdr: Generic Header
* @processor_id: ID of processor being configured
* @bootvector_low: Lower 32 bit address (Little Endian) of boot vector
* @bootvector_high: Higher 32 bit address (Little Endian) of boot vector
* @config_flags_set: Optional Processor specific Config Flags to set.
* Setting a bit here implies the corresponding mode
* will be set
* @config_flags_clear: Optional Processor specific Config Flags to clear.
* Setting a bit here implies the corresponding mode
* will be cleared
*
* Request type is TI_SCI_MSG_PROC_HANDOVER, response is a generic ACK/NACK
* message.
*/
struct ti_sci_msg_req_set_config {
struct ti_sci_msg_hdr hdr;
u8 processor_id;
u32 bootvector_low;
u32 bootvector_high;
u32 config_flags_set;
u32 config_flags_clear;
} __packed;
/**
* struct ti_sci_msg_req_set_ctrl - Set Processor boot control flags
* @hdr: Generic Header
* @processor_id: ID of processor being configured
* @control_flags_set: Optional Processor specific Control Flags to set.
* Setting a bit here implies the corresponding mode
* will be set
* @control_flags_clear:Optional Processor specific Control Flags to clear.
* Setting a bit here implies the corresponding mode
* will be cleared
*
* Request type is TI_SCI_MSG_SET_CTRL, response is a generic ACK/NACK
* message.
*/
struct ti_sci_msg_req_set_ctrl {
struct ti_sci_msg_hdr hdr;
u8 processor_id;
u32 control_flags_set;
u32 control_flags_clear;
} __packed;
/**
* struct ti_sci_msg_req_get_status - Processor boot status request
* @hdr: Generic Header
* @processor_id: ID of processor whose status is being requested
*
* Request type is TI_SCI_MSG_GET_STATUS, response is an appropriate
* message, or NACK in case of inability to satisfy request.
*/
struct ti_sci_msg_req_get_status {
struct ti_sci_msg_hdr hdr;
u8 processor_id;
} __packed;
/**
* struct ti_sci_msg_resp_get_status - Processor boot status response
* @hdr: Generic Header
* @processor_id: ID of processor whose status is returned
* @bootvector_low: Lower 32 bit address (Little Endian) of boot vector
* @bootvector_high: Higher 32 bit address (Little Endian) of boot vector
* @config_flags: Optional Processor specific Config Flags set currently
* @control_flags: Optional Processor specific Control Flags set currently
* @status_flags: Optional Processor specific Status Flags set currently
*
* Response structure to a TI_SCI_MSG_GET_STATUS request.
*/
struct ti_sci_msg_resp_get_status {
struct ti_sci_msg_hdr hdr;
u8 processor_id;
u32 bootvector_low;
u32 bootvector_high;
u32 config_flags;
u32 control_flags;
u32 status_flags;
} __packed;
#endif /* __TI_SCI_H */

246
include/linux/soc/ti/ti_sci_protocol.h
View File

@ -241,12 +241,254 @@ struct ti_sci_rm_irq_ops {
u16 global_event, u8 vint_status_bit);
};
/* RA config.addr_lo parameter is valid for RM ring configure TI_SCI message */
#define TI_SCI_MSG_VALUE_RM_RING_ADDR_LO_VALID BIT(0)
/* RA config.addr_hi parameter is valid for RM ring configure TI_SCI message */
#define TI_SCI_MSG_VALUE_RM_RING_ADDR_HI_VALID BIT(1)
/* RA config.count parameter is valid for RM ring configure TI_SCI message */
#define TI_SCI_MSG_VALUE_RM_RING_COUNT_VALID BIT(2)
/* RA config.mode parameter is valid for RM ring configure TI_SCI message */
#define TI_SCI_MSG_VALUE_RM_RING_MODE_VALID BIT(3)
/* RA config.size parameter is valid for RM ring configure TI_SCI message */
#define TI_SCI_MSG_VALUE_RM_RING_SIZE_VALID BIT(4)
/* RA config.order_id parameter is valid for RM ring configure TISCI message */
#define TI_SCI_MSG_VALUE_RM_RING_ORDER_ID_VALID BIT(5)
#define TI_SCI_MSG_VALUE_RM_ALL_NO_ORDER \
(TI_SCI_MSG_VALUE_RM_RING_ADDR_LO_VALID | \
TI_SCI_MSG_VALUE_RM_RING_ADDR_HI_VALID | \
TI_SCI_MSG_VALUE_RM_RING_COUNT_VALID | \
TI_SCI_MSG_VALUE_RM_RING_MODE_VALID | \
TI_SCI_MSG_VALUE_RM_RING_SIZE_VALID)
/**
* struct ti_sci_rm_ringacc_ops - Ring Accelerator Management operations
* @config: configure the SoC Navigator Subsystem Ring Accelerator ring
* @get_config: get the SoC Navigator Subsystem Ring Accelerator ring
* configuration
*/
struct ti_sci_rm_ringacc_ops {
int (*config)(const struct ti_sci_handle *handle,
u32 valid_params, u16 nav_id, u16 index,
u32 addr_lo, u32 addr_hi, u32 count, u8 mode,
u8 size, u8 order_id
);
int (*get_config)(const struct ti_sci_handle *handle,
u32 nav_id, u32 index, u8 *mode,
u32 *addr_lo, u32 *addr_hi, u32 *count,
u8 *size, u8 *order_id);
};
/**
* struct ti_sci_rm_psil_ops - PSI-L thread operations
* @pair: pair PSI-L source thread to a destination thread.
* If the src_thread is mapped to UDMA tchan, the corresponding channel's
* TCHAN_THRD_ID register is updated.
* If the dst_thread is mapped to UDMA rchan, the corresponding channel's
* RCHAN_THRD_ID register is updated.
* @unpair: unpair PSI-L source thread from a destination thread.
* If the src_thread is mapped to UDMA tchan, the corresponding channel's
* TCHAN_THRD_ID register is cleared.
* If the dst_thread is mapped to UDMA rchan, the corresponding channel's
* RCHAN_THRD_ID register is cleared.
*/
struct ti_sci_rm_psil_ops {
int (*pair)(const struct ti_sci_handle *handle, u32 nav_id,
u32 src_thread, u32 dst_thread);
int (*unpair)(const struct ti_sci_handle *handle, u32 nav_id,
u32 src_thread, u32 dst_thread);
};
/* UDMAP channel types */
#define TI_SCI_RM_UDMAP_CHAN_TYPE_PKT_PBRR 2
#define TI_SCI_RM_UDMAP_CHAN_TYPE_PKT_PBRR_SB 3 /* RX only */
#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_PBRR 10
#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_PBVR 11
#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_BCOPY_PBRR 12
#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_BCOPY_PBVR 13
#define TI_SCI_RM_UDMAP_RX_FLOW_DESC_HOST 0
#define TI_SCI_RM_UDMAP_RX_FLOW_DESC_MONO 2
#define TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_64_BYTES 1
#define TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_128_BYTES 2
#define TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_256_BYTES 3
/* UDMAP TX/RX channel valid_params common declarations */
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_PAUSE_ON_ERR_VALID BIT(0)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_ATYPE_VALID BIT(1)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_CHAN_TYPE_VALID BIT(2)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_FETCH_SIZE_VALID BIT(3)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_CQ_QNUM_VALID BIT(4)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_PRIORITY_VALID BIT(5)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_QOS_VALID BIT(6)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_ORDER_ID_VALID BIT(7)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_SCHED_PRIORITY_VALID BIT(8)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_BURST_SIZE_VALID BIT(14)
/**
* Configures a Navigator Subsystem UDMAP transmit channel
*
* Configures a Navigator Subsystem UDMAP transmit channel registers.
* See @ti_sci_msg_rm_udmap_tx_ch_cfg_req
*/
struct ti_sci_msg_rm_udmap_tx_ch_cfg {
u32 valid_params;
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_FILT_EINFO_VALID BIT(9)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_FILT_PSWORDS_VALID BIT(10)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_SUPR_TDPKT_VALID BIT(11)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_CREDIT_COUNT_VALID BIT(12)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_FDEPTH_VALID BIT(13)
u16 nav_id;
u16 index;
u8 tx_pause_on_err;
u8 tx_filt_einfo;
u8 tx_filt_pswords;
u8 tx_atype;
u8 tx_chan_type;
u8 tx_supr_tdpkt;
u16 tx_fetch_size;
u8 tx_credit_count;
u16 txcq_qnum;
u8 tx_priority;
u8 tx_qos;
u8 tx_orderid;
u16 fdepth;
u8 tx_sched_priority;
u8 tx_burst_size;
};
/**
* Configures a Navigator Subsystem UDMAP receive channel
*
* Configures a Navigator Subsystem UDMAP receive channel registers.
* See @ti_sci_msg_rm_udmap_rx_ch_cfg_req
*/
struct ti_sci_msg_rm_udmap_rx_ch_cfg {
u32 valid_params;
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_FLOWID_START_VALID BIT(9)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_FLOWID_CNT_VALID BIT(10)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_IGNORE_SHORT_VALID BIT(11)
#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_IGNORE_LONG_VALID BIT(12)
u16 nav_id;
u16 index;
u16 rx_fetch_size;
u16 rxcq_qnum;
u8 rx_priority;
u8 rx_qos;
u8 rx_orderid;
u8 rx_sched_priority;
u16 flowid_start;
u16 flowid_cnt;
u8 rx_pause_on_err;
u8 rx_atype;
u8 rx_chan_type;
u8 rx_ignore_short;
u8 rx_ignore_long;
u8 rx_burst_size;
};
/**
* Configures a Navigator Subsystem UDMAP receive flow
*
* Configures a Navigator Subsystem UDMAP receive flow's registers.
* See @tis_ci_msg_rm_udmap_flow_cfg_req
*/
struct ti_sci_msg_rm_udmap_flow_cfg {
u32 valid_params;
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_EINFO_PRESENT_VALID BIT(0)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_PSINFO_PRESENT_VALID BIT(1)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_ERROR_HANDLING_VALID BIT(2)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DESC_TYPE_VALID BIT(3)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SOP_OFFSET_VALID BIT(4)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_QNUM_VALID BIT(5)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_HI_VALID BIT(6)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_LO_VALID BIT(7)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_HI_VALID BIT(8)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_LO_VALID BIT(9)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_HI_SEL_VALID BIT(10)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_LO_SEL_VALID BIT(11)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_HI_SEL_VALID BIT(12)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_LO_SEL_VALID BIT(13)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ0_SZ0_QNUM_VALID BIT(14)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ1_QNUM_VALID BIT(15)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ2_QNUM_VALID BIT(16)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ3_QNUM_VALID BIT(17)
#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_PS_LOCATION_VALID BIT(18)
u16 nav_id;
u16 flow_index;
u8 rx_einfo_present;
u8 rx_psinfo_present;
u8 rx_error_handling;
u8 rx_desc_type;
u16 rx_sop_offset;
u16 rx_dest_qnum;
u8 rx_src_tag_hi;
u8 rx_src_tag_lo;
u8 rx_dest_tag_hi;
u8 rx_dest_tag_lo;
u8 rx_src_tag_hi_sel;
u8 rx_src_tag_lo_sel;
u8 rx_dest_tag_hi_sel;
u8 rx_dest_tag_lo_sel;
u16 rx_fdq0_sz0_qnum;
u16 rx_fdq1_qnum;
u16 rx_fdq2_qnum;
u16 rx_fdq3_qnum;
u8 rx_ps_location;
};
/**
* struct ti_sci_rm_udmap_ops - UDMA Management operations
* @tx_ch_cfg: configure SoC Navigator Subsystem UDMA transmit channel.
* @rx_ch_cfg: configure SoC Navigator Subsystem UDMA receive channel.
* @rx_flow_cfg1: configure SoC Navigator Subsystem UDMA receive flow.
*/
struct ti_sci_rm_udmap_ops {
int (*tx_ch_cfg)(const struct ti_sci_handle *handle,
const struct ti_sci_msg_rm_udmap_tx_ch_cfg *params);
int (*rx_ch_cfg)(const struct ti_sci_handle *handle,
const struct ti_sci_msg_rm_udmap_rx_ch_cfg *params);
int (*rx_flow_cfg)(const struct ti_sci_handle *handle,
const struct ti_sci_msg_rm_udmap_flow_cfg *params);
};
/**
* struct ti_sci_proc_ops - Processor Control operations
* @request: Request to control a physical processor. The requesting host
* should be in the processor access list
* @release: Relinquish a physical processor control
* @handover: Handover a physical processor control to another host
* in the permitted list
* @set_config: Set base configuration of a processor
* @set_control: Setup limited control flags in specific cases
* @get_status: Get the state of physical processor
*
* NOTE: The following paramteres are generic in nature for all these ops,
* -handle: Pointer to TI SCI handle as retrieved by *ti_sci_get_handle
* -pid: Processor ID
* -hid: Host ID
*/
struct ti_sci_proc_ops {
int (*request)(const struct ti_sci_handle *handle, u8 pid);
int (*release)(const struct ti_sci_handle *handle, u8 pid);
int (*handover)(const struct ti_sci_handle *handle, u8 pid, u8 hid);
int (*set_config)(const struct ti_sci_handle *handle, u8 pid,
u64 boot_vector, u32 cfg_set, u32 cfg_clr);
int (*set_control)(const struct ti_sci_handle *handle, u8 pid,
u32 ctrl_set, u32 ctrl_clr);
int (*get_status)(const struct ti_sci_handle *handle, u8 pid,
u64 *boot_vector, u32 *cfg_flags, u32 *ctrl_flags,
u32 *status_flags);
};
/**
* struct ti_sci_ops - Function support for TI SCI
* @dev_ops: Device specific operations
* @clk_ops: Clock specific operations
* @rm_core_ops: Resource management core operations.
* @rm_irq_ops: IRQ management specific operations
* @proc_ops: Processor Control specific operations
*/
struct ti_sci_ops {
struct ti_sci_core_ops core_ops;
@ -254,6 +496,10 @@ struct ti_sci_ops {
struct ti_sci_clk_ops clk_ops;
struct ti_sci_rm_core_ops rm_core_ops;
struct ti_sci_rm_irq_ops rm_irq_ops;
struct ti_sci_rm_ringacc_ops rm_ring_ops;
struct ti_sci_rm_psil_ops rm_psil_ops;
struct ti_sci_rm_udmap_ops rm_udmap_ops;
struct ti_sci_proc_ops proc_ops;
};
/**