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firmware: ti_sci: rm: Add new ops for ring configuration

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The sysfw ring configuration message has been extended to include virtid
and asel value for the ring.
Add the ASEL_VALID to TI_SCI_MSG_VALUE_RM_ALL_NO_ORDER as it is required
for DMA rings.

Instead of extending the current .config() ops - which would need same
patch change in the ringacc driver - add ti_sci_msg_rm_ring_cfg struct and
a new ops using it to configure the ring.

This will allow easy update path in case new members are added for the ring
configuration.

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 12:10:06 -07:00 • committed by Santosh Shilimkar
parent 4d8ddf673a
commit 3c2017536f
3 changed files with 100 additions and 1 deletions
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31
include/linux/soc/ti/ti_sci_protocol.h
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@ -275,17 +275,44 @@ struct ti_sci_rm_irq_ops {
#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)
/* RA config.virtid parameter is valid for RM ring configure TISCI message */
#define TI_SCI_MSG_VALUE_RM_RING_VIRTID_VALID BIT(6)
/* RA config.asel parameter is valid for RM ring configure TISCI message */
#define TI_SCI_MSG_VALUE_RM_RING_ASEL_VALID BIT(7)
#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)
TI_SCI_MSG_VALUE_RM_RING_SIZE_VALID | \
TI_SCI_MSG_VALUE_RM_RING_ASEL_VALID)
/**
* struct ti_sci_msg_rm_ring_cfg - Ring configuration
*
* Parameters for Navigator Subsystem ring configuration
* See @ti_sci_msg_rm_ring_cfg_req
*/
struct ti_sci_msg_rm_ring_cfg {
u32 valid_params;
u16 nav_id;
u16 index;
u32 addr_lo;
u32 addr_hi;
u32 count;
u8 mode;
u8 size;
u8 order_id;
u16 virtid;
u8 asel;
};
/**
* struct ti_sci_rm_ringacc_ops - Ring Accelerator Management operations
* @config: configure the SoC Navigator Subsystem Ring Accelerator ring
* Deprecated
* @set_cfg: configure the SoC Navigator Subsystem Ring Accelerator ring
*/
struct ti_sci_rm_ringacc_ops {
int (*config)(const struct ti_sci_handle *handle,
@ -293,6 +320,8 @@ struct ti_sci_rm_ringacc_ops {
u32 addr_lo, u32 addr_hi, u32 count, u8 mode,
u8 size, u8 order_id
);
int (*set_cfg)(const struct ti_sci_handle *handle,
const struct ti_sci_msg_rm_ring_cfg *params);
};
/**