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Subject[PATCH 06/11] firmware: ti_sci: rm: Remove ring_get_config support
Date
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>
---
drivers/firmware/ti_sci.c | 80 --------------------------
drivers/firmware/ti_sci.h | 44 --------------
include/linux/soc/ti/ti_sci_protocol.h | 6 --
3 files changed, 130 deletions(-)

diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c
index 0dd3fbb4f964..0b801e67e672 100644
--- a/drivers/firmware/ti_sci.c
+++ b/drivers/firmware/ti_sci.c
@@ -2119,85 +2119,6 @@ static int ti_sci_cmd_ring_config(const struct ti_sci_handle *handle,
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;
diff --git a/drivers/firmware/ti_sci.h b/drivers/firmware/ti_sci.h
index ca15d8f1f8de..1cdf918be861 100644
--- a/drivers/firmware/ti_sci.h
+++ b/drivers/firmware/ti_sci.h
@@ -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
diff --git a/include/linux/soc/ti/ti_sci_protocol.h b/include/linux/soc/ti/ti_sci_protocol.h
index 6978afc00823..6710d7ac7a72 100644
--- a/include/linux/soc/ti/ti_sci_protocol.h
+++ b/include/linux/soc/ti/ti_sci_protocol.h
@@ -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);
};

/**
--
Peter
Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki

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