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firmware: ti_sci: rm: Remove ring_get_config support 

The ring_get_cfg (0x1111 message) is not used and it is not supported by
sysfw for a long time.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
This commit is contained in:
Peter Ujfalusi 2020-10-25 12:10:05 -07:00 committed by Santosh Shilimkar
parent ce1feed585
commit 4d8ddf673a
3 changed files with 0 additions and 130 deletions
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80
drivers/firmware/ti_sci.c
View File

@ -2119,85 +2119,6 @@ fail:
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.
@ -2926,7 +2847,6 @@ static void ti_sci_setup_ops(struct ti_sci_info *info)
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;

44
drivers/firmware/ti_sci.h
View File

@ -49,7 +49,6 @@
#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
@ -687,49 +686,6 @@ struct ti_sci_msg_rm_ring_cfg_req {
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

6
include/linux/soc/ti/ti_sci_protocol.h
View File

@ -286,8 +286,6 @@ struct ti_sci_rm_irq_ops {
/**
* 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,
@ -295,10 +293,6 @@ struct ti_sci_rm_ringacc_ops {
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);
};
/**