.. | .. |
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2 | 2 | /* |
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3 | 3 | * Texas Instruments System Control Interface Protocol |
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4 | 4 | * |
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5 | | - * Copyright (C) 2015-2016 Texas Instruments Incorporated - http://www.ti.com/ |
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| 5 | + * Copyright (C) 2015-2016 Texas Instruments Incorporated - https://www.ti.com/ |
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6 | 6 | * Nishanth Menon |
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7 | 7 | */ |
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8 | 8 | |
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.. | .. |
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97 | 97 | */ |
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98 | 98 | struct ti_sci_dev_ops { |
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99 | 99 | int (*get_device)(const struct ti_sci_handle *handle, u32 id); |
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| 100 | + int (*get_device_exclusive)(const struct ti_sci_handle *handle, u32 id); |
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100 | 101 | int (*idle_device)(const struct ti_sci_handle *handle, u32 id); |
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| 102 | + int (*idle_device_exclusive)(const struct ti_sci_handle *handle, |
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| 103 | + u32 id); |
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101 | 104 | int (*put_device)(const struct ti_sci_handle *handle, u32 id); |
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102 | 105 | int (*is_valid)(const struct ti_sci_handle *handle, u32 id); |
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103 | 106 | int (*get_context_loss_count)(const struct ti_sci_handle *handle, |
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.. | .. |
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166 | 169 | * managed by driver for that purpose. |
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167 | 170 | */ |
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168 | 171 | struct ti_sci_clk_ops { |
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169 | | - int (*get_clock)(const struct ti_sci_handle *handle, u32 did, u8 cid, |
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| 172 | + int (*get_clock)(const struct ti_sci_handle *handle, u32 did, u32 cid, |
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170 | 173 | bool needs_ssc, bool can_change_freq, |
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171 | 174 | bool enable_input_term); |
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172 | | - int (*idle_clock)(const struct ti_sci_handle *handle, u32 did, u8 cid); |
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173 | | - int (*put_clock)(const struct ti_sci_handle *handle, u32 did, u8 cid); |
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174 | | - int (*is_auto)(const struct ti_sci_handle *handle, u32 did, u8 cid, |
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| 175 | + int (*idle_clock)(const struct ti_sci_handle *handle, u32 did, u32 cid); |
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| 176 | + int (*put_clock)(const struct ti_sci_handle *handle, u32 did, u32 cid); |
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| 177 | + int (*is_auto)(const struct ti_sci_handle *handle, u32 did, u32 cid, |
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175 | 178 | bool *req_state); |
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176 | | - int (*is_on)(const struct ti_sci_handle *handle, u32 did, u8 cid, |
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| 179 | + int (*is_on)(const struct ti_sci_handle *handle, u32 did, u32 cid, |
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177 | 180 | bool *req_state, bool *current_state); |
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178 | | - int (*is_off)(const struct ti_sci_handle *handle, u32 did, u8 cid, |
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| 181 | + int (*is_off)(const struct ti_sci_handle *handle, u32 did, u32 cid, |
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179 | 182 | bool *req_state, bool *current_state); |
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180 | | - int (*set_parent)(const struct ti_sci_handle *handle, u32 did, u8 cid, |
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181 | | - u8 parent_id); |
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182 | | - int (*get_parent)(const struct ti_sci_handle *handle, u32 did, u8 cid, |
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183 | | - u8 *parent_id); |
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| 183 | + int (*set_parent)(const struct ti_sci_handle *handle, u32 did, u32 cid, |
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| 184 | + u32 parent_id); |
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| 185 | + int (*get_parent)(const struct ti_sci_handle *handle, u32 did, u32 cid, |
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| 186 | + u32 *parent_id); |
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184 | 187 | int (*get_num_parents)(const struct ti_sci_handle *handle, u32 did, |
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185 | | - u8 cid, u8 *num_parents); |
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| 188 | + u32 cid, u32 *num_parents); |
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186 | 189 | int (*get_best_match_freq)(const struct ti_sci_handle *handle, u32 did, |
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187 | | - u8 cid, u64 min_freq, u64 target_freq, |
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| 190 | + u32 cid, u64 min_freq, u64 target_freq, |
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188 | 191 | u64 max_freq, u64 *match_freq); |
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189 | | - int (*set_freq)(const struct ti_sci_handle *handle, u32 did, u8 cid, |
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| 192 | + int (*set_freq)(const struct ti_sci_handle *handle, u32 did, u32 cid, |
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190 | 193 | u64 min_freq, u64 target_freq, u64 max_freq); |
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191 | | - int (*get_freq)(const struct ti_sci_handle *handle, u32 did, u8 cid, |
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| 194 | + int (*get_freq)(const struct ti_sci_handle *handle, u32 did, u32 cid, |
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192 | 195 | u64 *current_freq); |
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| 196 | +}; |
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| 197 | + |
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| 198 | +/** |
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| 199 | + * struct ti_sci_rm_core_ops - Resource management core operations |
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| 200 | + * @get_range: Get a range of resources belonging to ti sci host. |
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| 201 | + * @get_rage_from_shost: Get a range of resources belonging to |
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| 202 | + * specified host id. |
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| 203 | + * - s_host: Host processing entity to which the |
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| 204 | + * resources are allocated |
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| 205 | + * |
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| 206 | + * NOTE: for these functions, all the parameters are consolidated and defined |
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| 207 | + * as below: |
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| 208 | + * - handle: Pointer to TISCI handle as retrieved by *ti_sci_get_handle |
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| 209 | + * - dev_id: TISCI device ID. |
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| 210 | + * - subtype: Resource assignment subtype that is being requested |
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| 211 | + * from the given device. |
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| 212 | + * - range_start: Start index of the resource range |
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| 213 | + * - range_end: Number of resources in the range |
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| 214 | + */ |
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| 215 | +struct ti_sci_rm_core_ops { |
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| 216 | + int (*get_range)(const struct ti_sci_handle *handle, u32 dev_id, |
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| 217 | + u8 subtype, u16 *range_start, u16 *range_num); |
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| 218 | + int (*get_range_from_shost)(const struct ti_sci_handle *handle, |
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| 219 | + u32 dev_id, u8 subtype, u8 s_host, |
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| 220 | + u16 *range_start, u16 *range_num); |
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| 221 | +}; |
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| 222 | + |
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| 223 | +#define TI_SCI_RESASG_SUBTYPE_IR_OUTPUT 0 |
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| 224 | +#define TI_SCI_RESASG_SUBTYPE_IA_VINT 0xa |
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| 225 | +#define TI_SCI_RESASG_SUBTYPE_GLOBAL_EVENT_SEVT 0xd |
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| 226 | +/** |
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| 227 | + * struct ti_sci_rm_irq_ops: IRQ management operations |
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| 228 | + * @set_irq: Set an IRQ route between the requested source |
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| 229 | + * and destination |
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| 230 | + * @set_event_map: Set an Event based peripheral irq to Interrupt |
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| 231 | + * Aggregator. |
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| 232 | + * @free_irq: Free an IRQ route between the requested source |
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| 233 | + * and destination. |
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| 234 | + * @free_event_map: Free an event based peripheral irq to Interrupt |
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| 235 | + * Aggregator. |
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| 236 | + */ |
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| 237 | +struct ti_sci_rm_irq_ops { |
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| 238 | + int (*set_irq)(const struct ti_sci_handle *handle, u16 src_id, |
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| 239 | + u16 src_index, u16 dst_id, u16 dst_host_irq); |
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| 240 | + int (*set_event_map)(const struct ti_sci_handle *handle, u16 src_id, |
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| 241 | + u16 src_index, u16 ia_id, u16 vint, |
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| 242 | + u16 global_event, u8 vint_status_bit); |
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| 243 | + int (*free_irq)(const struct ti_sci_handle *handle, u16 src_id, |
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| 244 | + u16 src_index, u16 dst_id, u16 dst_host_irq); |
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| 245 | + int (*free_event_map)(const struct ti_sci_handle *handle, u16 src_id, |
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| 246 | + u16 src_index, u16 ia_id, u16 vint, |
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| 247 | + u16 global_event, u8 vint_status_bit); |
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| 248 | +}; |
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| 249 | + |
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| 250 | +/* RA config.addr_lo parameter is valid for RM ring configure TI_SCI message */ |
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| 251 | +#define TI_SCI_MSG_VALUE_RM_RING_ADDR_LO_VALID BIT(0) |
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| 252 | +/* RA config.addr_hi parameter is valid for RM ring configure TI_SCI message */ |
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| 253 | +#define TI_SCI_MSG_VALUE_RM_RING_ADDR_HI_VALID BIT(1) |
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| 254 | + /* RA config.count parameter is valid for RM ring configure TI_SCI message */ |
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| 255 | +#define TI_SCI_MSG_VALUE_RM_RING_COUNT_VALID BIT(2) |
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| 256 | +/* RA config.mode parameter is valid for RM ring configure TI_SCI message */ |
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| 257 | +#define TI_SCI_MSG_VALUE_RM_RING_MODE_VALID BIT(3) |
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| 258 | +/* RA config.size parameter is valid for RM ring configure TI_SCI message */ |
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| 259 | +#define TI_SCI_MSG_VALUE_RM_RING_SIZE_VALID BIT(4) |
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| 260 | +/* RA config.order_id parameter is valid for RM ring configure TISCI message */ |
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| 261 | +#define TI_SCI_MSG_VALUE_RM_RING_ORDER_ID_VALID BIT(5) |
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| 262 | + |
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| 263 | +#define TI_SCI_MSG_VALUE_RM_ALL_NO_ORDER \ |
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| 264 | + (TI_SCI_MSG_VALUE_RM_RING_ADDR_LO_VALID | \ |
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| 265 | + TI_SCI_MSG_VALUE_RM_RING_ADDR_HI_VALID | \ |
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| 266 | + TI_SCI_MSG_VALUE_RM_RING_COUNT_VALID | \ |
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| 267 | + TI_SCI_MSG_VALUE_RM_RING_MODE_VALID | \ |
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| 268 | + TI_SCI_MSG_VALUE_RM_RING_SIZE_VALID) |
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| 269 | + |
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| 270 | +/** |
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| 271 | + * struct ti_sci_rm_ringacc_ops - Ring Accelerator Management operations |
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| 272 | + * @config: configure the SoC Navigator Subsystem Ring Accelerator ring |
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| 273 | + * @get_config: get the SoC Navigator Subsystem Ring Accelerator ring |
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| 274 | + * configuration |
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| 275 | + */ |
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| 276 | +struct ti_sci_rm_ringacc_ops { |
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| 277 | + int (*config)(const struct ti_sci_handle *handle, |
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| 278 | + u32 valid_params, u16 nav_id, u16 index, |
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| 279 | + u32 addr_lo, u32 addr_hi, u32 count, u8 mode, |
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| 280 | + u8 size, u8 order_id |
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| 281 | + ); |
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| 282 | + int (*get_config)(const struct ti_sci_handle *handle, |
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| 283 | + u32 nav_id, u32 index, u8 *mode, |
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| 284 | + u32 *addr_lo, u32 *addr_hi, u32 *count, |
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| 285 | + u8 *size, u8 *order_id); |
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| 286 | +}; |
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| 287 | + |
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| 288 | +/** |
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| 289 | + * struct ti_sci_rm_psil_ops - PSI-L thread operations |
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| 290 | + * @pair: pair PSI-L source thread to a destination thread. |
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| 291 | + * If the src_thread is mapped to UDMA tchan, the corresponding channel's |
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| 292 | + * TCHAN_THRD_ID register is updated. |
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| 293 | + * If the dst_thread is mapped to UDMA rchan, the corresponding channel's |
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| 294 | + * RCHAN_THRD_ID register is updated. |
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| 295 | + * @unpair: unpair PSI-L source thread from a destination thread. |
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| 296 | + * If the src_thread is mapped to UDMA tchan, the corresponding channel's |
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| 297 | + * TCHAN_THRD_ID register is cleared. |
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| 298 | + * If the dst_thread is mapped to UDMA rchan, the corresponding channel's |
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| 299 | + * RCHAN_THRD_ID register is cleared. |
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| 300 | + */ |
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| 301 | +struct ti_sci_rm_psil_ops { |
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| 302 | + int (*pair)(const struct ti_sci_handle *handle, u32 nav_id, |
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| 303 | + u32 src_thread, u32 dst_thread); |
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| 304 | + int (*unpair)(const struct ti_sci_handle *handle, u32 nav_id, |
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| 305 | + u32 src_thread, u32 dst_thread); |
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| 306 | +}; |
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| 307 | + |
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| 308 | +/* UDMAP channel types */ |
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| 309 | +#define TI_SCI_RM_UDMAP_CHAN_TYPE_PKT_PBRR 2 |
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| 310 | +#define TI_SCI_RM_UDMAP_CHAN_TYPE_PKT_PBRR_SB 3 /* RX only */ |
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| 311 | +#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_PBRR 10 |
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| 312 | +#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_PBVR 11 |
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| 313 | +#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_BCOPY_PBRR 12 |
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| 314 | +#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_BCOPY_PBVR 13 |
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| 315 | + |
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| 316 | +#define TI_SCI_RM_UDMAP_RX_FLOW_DESC_HOST 0 |
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| 317 | +#define TI_SCI_RM_UDMAP_RX_FLOW_DESC_MONO 2 |
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| 318 | + |
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| 319 | +#define TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_64_BYTES 1 |
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| 320 | +#define TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_128_BYTES 2 |
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| 321 | +#define TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_256_BYTES 3 |
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| 322 | + |
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| 323 | +/* UDMAP TX/RX channel valid_params common declarations */ |
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| 324 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_PAUSE_ON_ERR_VALID BIT(0) |
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| 325 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_ATYPE_VALID BIT(1) |
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| 326 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_CHAN_TYPE_VALID BIT(2) |
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| 327 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_FETCH_SIZE_VALID BIT(3) |
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| 328 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_CQ_QNUM_VALID BIT(4) |
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| 329 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_PRIORITY_VALID BIT(5) |
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| 330 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_QOS_VALID BIT(6) |
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| 331 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_ORDER_ID_VALID BIT(7) |
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| 332 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_SCHED_PRIORITY_VALID BIT(8) |
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| 333 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_BURST_SIZE_VALID BIT(14) |
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| 334 | + |
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| 335 | +/** |
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| 336 | + * Configures a Navigator Subsystem UDMAP transmit channel |
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| 337 | + * |
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| 338 | + * Configures a Navigator Subsystem UDMAP transmit channel registers. |
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| 339 | + * See @ti_sci_msg_rm_udmap_tx_ch_cfg_req |
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| 340 | + */ |
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| 341 | +struct ti_sci_msg_rm_udmap_tx_ch_cfg { |
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| 342 | + u32 valid_params; |
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| 343 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_FILT_EINFO_VALID BIT(9) |
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| 344 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_FILT_PSWORDS_VALID BIT(10) |
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| 345 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_SUPR_TDPKT_VALID BIT(11) |
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| 346 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_CREDIT_COUNT_VALID BIT(12) |
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| 347 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_FDEPTH_VALID BIT(13) |
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| 348 | + u16 nav_id; |
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| 349 | + u16 index; |
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| 350 | + u8 tx_pause_on_err; |
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| 351 | + u8 tx_filt_einfo; |
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| 352 | + u8 tx_filt_pswords; |
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| 353 | + u8 tx_atype; |
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| 354 | + u8 tx_chan_type; |
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| 355 | + u8 tx_supr_tdpkt; |
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| 356 | + u16 tx_fetch_size; |
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| 357 | + u8 tx_credit_count; |
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| 358 | + u16 txcq_qnum; |
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| 359 | + u8 tx_priority; |
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| 360 | + u8 tx_qos; |
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| 361 | + u8 tx_orderid; |
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| 362 | + u16 fdepth; |
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| 363 | + u8 tx_sched_priority; |
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| 364 | + u8 tx_burst_size; |
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| 365 | +}; |
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| 366 | + |
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| 367 | +/** |
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| 368 | + * Configures a Navigator Subsystem UDMAP receive channel |
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| 369 | + * |
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| 370 | + * Configures a Navigator Subsystem UDMAP receive channel registers. |
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| 371 | + * See @ti_sci_msg_rm_udmap_rx_ch_cfg_req |
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| 372 | + */ |
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| 373 | +struct ti_sci_msg_rm_udmap_rx_ch_cfg { |
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| 374 | + u32 valid_params; |
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| 375 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_FLOWID_START_VALID BIT(9) |
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| 376 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_FLOWID_CNT_VALID BIT(10) |
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| 377 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_IGNORE_SHORT_VALID BIT(11) |
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| 378 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_IGNORE_LONG_VALID BIT(12) |
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| 379 | + u16 nav_id; |
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| 380 | + u16 index; |
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| 381 | + u16 rx_fetch_size; |
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| 382 | + u16 rxcq_qnum; |
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| 383 | + u8 rx_priority; |
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| 384 | + u8 rx_qos; |
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| 385 | + u8 rx_orderid; |
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| 386 | + u8 rx_sched_priority; |
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| 387 | + u16 flowid_start; |
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| 388 | + u16 flowid_cnt; |
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| 389 | + u8 rx_pause_on_err; |
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| 390 | + u8 rx_atype; |
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| 391 | + u8 rx_chan_type; |
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| 392 | + u8 rx_ignore_short; |
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| 393 | + u8 rx_ignore_long; |
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| 394 | + u8 rx_burst_size; |
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| 395 | +}; |
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| 396 | + |
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| 397 | +/** |
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| 398 | + * Configures a Navigator Subsystem UDMAP receive flow |
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| 399 | + * |
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| 400 | + * Configures a Navigator Subsystem UDMAP receive flow's registers. |
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| 401 | + * See @tis_ci_msg_rm_udmap_flow_cfg_req |
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| 402 | + */ |
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| 403 | +struct ti_sci_msg_rm_udmap_flow_cfg { |
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| 404 | + u32 valid_params; |
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| 405 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_EINFO_PRESENT_VALID BIT(0) |
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| 406 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_PSINFO_PRESENT_VALID BIT(1) |
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| 407 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_ERROR_HANDLING_VALID BIT(2) |
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| 408 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DESC_TYPE_VALID BIT(3) |
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| 409 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SOP_OFFSET_VALID BIT(4) |
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| 410 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_QNUM_VALID BIT(5) |
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| 411 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_HI_VALID BIT(6) |
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| 412 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_LO_VALID BIT(7) |
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| 413 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_HI_VALID BIT(8) |
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| 414 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_LO_VALID BIT(9) |
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| 415 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_HI_SEL_VALID BIT(10) |
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| 416 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_LO_SEL_VALID BIT(11) |
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| 417 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_HI_SEL_VALID BIT(12) |
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| 418 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_LO_SEL_VALID BIT(13) |
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| 419 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ0_SZ0_QNUM_VALID BIT(14) |
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| 420 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ1_QNUM_VALID BIT(15) |
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| 421 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ2_QNUM_VALID BIT(16) |
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| 422 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ3_QNUM_VALID BIT(17) |
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| 423 | +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_PS_LOCATION_VALID BIT(18) |
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| 424 | + u16 nav_id; |
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| 425 | + u16 flow_index; |
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| 426 | + u8 rx_einfo_present; |
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| 427 | + u8 rx_psinfo_present; |
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| 428 | + u8 rx_error_handling; |
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| 429 | + u8 rx_desc_type; |
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| 430 | + u16 rx_sop_offset; |
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| 431 | + u16 rx_dest_qnum; |
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| 432 | + u8 rx_src_tag_hi; |
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| 433 | + u8 rx_src_tag_lo; |
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| 434 | + u8 rx_dest_tag_hi; |
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| 435 | + u8 rx_dest_tag_lo; |
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| 436 | + u8 rx_src_tag_hi_sel; |
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| 437 | + u8 rx_src_tag_lo_sel; |
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| 438 | + u8 rx_dest_tag_hi_sel; |
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| 439 | + u8 rx_dest_tag_lo_sel; |
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| 440 | + u16 rx_fdq0_sz0_qnum; |
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| 441 | + u16 rx_fdq1_qnum; |
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| 442 | + u16 rx_fdq2_qnum; |
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| 443 | + u16 rx_fdq3_qnum; |
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| 444 | + u8 rx_ps_location; |
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| 445 | +}; |
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| 446 | + |
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| 447 | +/** |
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| 448 | + * struct ti_sci_rm_udmap_ops - UDMA Management operations |
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| 449 | + * @tx_ch_cfg: configure SoC Navigator Subsystem UDMA transmit channel. |
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| 450 | + * @rx_ch_cfg: configure SoC Navigator Subsystem UDMA receive channel. |
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| 451 | + * @rx_flow_cfg1: configure SoC Navigator Subsystem UDMA receive flow. |
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| 452 | + */ |
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| 453 | +struct ti_sci_rm_udmap_ops { |
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| 454 | + int (*tx_ch_cfg)(const struct ti_sci_handle *handle, |
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| 455 | + const struct ti_sci_msg_rm_udmap_tx_ch_cfg *params); |
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| 456 | + int (*rx_ch_cfg)(const struct ti_sci_handle *handle, |
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| 457 | + const struct ti_sci_msg_rm_udmap_rx_ch_cfg *params); |
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| 458 | + int (*rx_flow_cfg)(const struct ti_sci_handle *handle, |
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| 459 | + const struct ti_sci_msg_rm_udmap_flow_cfg *params); |
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| 460 | +}; |
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| 461 | + |
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| 462 | +/** |
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| 463 | + * struct ti_sci_proc_ops - Processor Control operations |
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| 464 | + * @request: Request to control a physical processor. The requesting host |
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| 465 | + * should be in the processor access list |
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| 466 | + * @release: Relinquish a physical processor control |
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| 467 | + * @handover: Handover a physical processor control to another host |
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| 468 | + * in the permitted list |
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| 469 | + * @set_config: Set base configuration of a processor |
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| 470 | + * @set_control: Setup limited control flags in specific cases |
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| 471 | + * @get_status: Get the state of physical processor |
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| 472 | + * |
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| 473 | + * NOTE: The following paramteres are generic in nature for all these ops, |
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| 474 | + * -handle: Pointer to TI SCI handle as retrieved by *ti_sci_get_handle |
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| 475 | + * -pid: Processor ID |
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| 476 | + * -hid: Host ID |
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| 477 | + */ |
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| 478 | +struct ti_sci_proc_ops { |
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| 479 | + int (*request)(const struct ti_sci_handle *handle, u8 pid); |
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| 480 | + int (*release)(const struct ti_sci_handle *handle, u8 pid); |
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| 481 | + int (*handover)(const struct ti_sci_handle *handle, u8 pid, u8 hid); |
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| 482 | + int (*set_config)(const struct ti_sci_handle *handle, u8 pid, |
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| 483 | + u64 boot_vector, u32 cfg_set, u32 cfg_clr); |
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| 484 | + int (*set_control)(const struct ti_sci_handle *handle, u8 pid, |
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| 485 | + u32 ctrl_set, u32 ctrl_clr); |
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| 486 | + int (*get_status)(const struct ti_sci_handle *handle, u8 pid, |
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| 487 | + u64 *boot_vector, u32 *cfg_flags, u32 *ctrl_flags, |
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| 488 | + u32 *status_flags); |
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193 | 489 | }; |
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194 | 490 | |
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195 | 491 | /** |
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196 | 492 | * struct ti_sci_ops - Function support for TI SCI |
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197 | 493 | * @dev_ops: Device specific operations |
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198 | 494 | * @clk_ops: Clock specific operations |
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| 495 | + * @rm_core_ops: Resource management core operations. |
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| 496 | + * @rm_irq_ops: IRQ management specific operations |
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| 497 | + * @proc_ops: Processor Control specific operations |
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199 | 498 | */ |
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200 | 499 | struct ti_sci_ops { |
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201 | 500 | struct ti_sci_core_ops core_ops; |
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202 | 501 | struct ti_sci_dev_ops dev_ops; |
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203 | 502 | struct ti_sci_clk_ops clk_ops; |
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| 503 | + struct ti_sci_rm_core_ops rm_core_ops; |
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| 504 | + struct ti_sci_rm_irq_ops rm_irq_ops; |
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| 505 | + struct ti_sci_rm_ringacc_ops rm_ring_ops; |
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| 506 | + struct ti_sci_rm_psil_ops rm_psil_ops; |
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| 507 | + struct ti_sci_rm_udmap_ops rm_udmap_ops; |
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| 508 | + struct ti_sci_proc_ops proc_ops; |
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204 | 509 | }; |
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205 | 510 | |
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206 | 511 | /** |
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.. | .. |
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213 | 518 | struct ti_sci_ops ops; |
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214 | 519 | }; |
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215 | 520 | |
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| 521 | +#define TI_SCI_RESOURCE_NULL 0xffff |
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| 522 | + |
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| 523 | +/** |
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| 524 | + * struct ti_sci_resource_desc - Description of TI SCI resource instance range. |
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| 525 | + * @start: Start index of the resource. |
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| 526 | + * @num: Number of resources. |
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| 527 | + * @res_map: Bitmap to manage the allocation of these resources. |
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| 528 | + */ |
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| 529 | +struct ti_sci_resource_desc { |
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| 530 | + u16 start; |
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| 531 | + u16 num; |
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| 532 | + unsigned long *res_map; |
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| 533 | +}; |
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| 534 | + |
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| 535 | +/** |
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| 536 | + * struct ti_sci_resource - Structure representing a resource assigned |
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| 537 | + * to a device. |
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| 538 | + * @sets: Number of sets available from this resource type |
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| 539 | + * @lock: Lock to guard the res map in each set. |
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| 540 | + * @desc: Array of resource descriptors. |
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| 541 | + */ |
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| 542 | +struct ti_sci_resource { |
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| 543 | + u16 sets; |
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| 544 | + raw_spinlock_t lock; |
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| 545 | + struct ti_sci_resource_desc *desc; |
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| 546 | +}; |
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| 547 | + |
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216 | 548 | #if IS_ENABLED(CONFIG_TI_SCI_PROTOCOL) |
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217 | 549 | const struct ti_sci_handle *ti_sci_get_handle(struct device *dev); |
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218 | 550 | int ti_sci_put_handle(const struct ti_sci_handle *handle); |
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219 | 551 | const struct ti_sci_handle *devm_ti_sci_get_handle(struct device *dev); |
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| 552 | +const struct ti_sci_handle *ti_sci_get_by_phandle(struct device_node *np, |
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| 553 | + const char *property); |
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| 554 | +const struct ti_sci_handle *devm_ti_sci_get_by_phandle(struct device *dev, |
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| 555 | + const char *property); |
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| 556 | +u16 ti_sci_get_free_resource(struct ti_sci_resource *res); |
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| 557 | +void ti_sci_release_resource(struct ti_sci_resource *res, u16 id); |
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| 558 | +u32 ti_sci_get_num_resources(struct ti_sci_resource *res); |
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| 559 | +struct ti_sci_resource * |
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| 560 | +devm_ti_sci_get_of_resource(const struct ti_sci_handle *handle, |
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| 561 | + struct device *dev, u32 dev_id, char *of_prop); |
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| 562 | +struct ti_sci_resource * |
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| 563 | +devm_ti_sci_get_resource(const struct ti_sci_handle *handle, struct device *dev, |
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| 564 | + u32 dev_id, u32 sub_type); |
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220 | 565 | |
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221 | 566 | #else /* CONFIG_TI_SCI_PROTOCOL */ |
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222 | 567 | |
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.. | .. |
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236 | 581 | return ERR_PTR(-EINVAL); |
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237 | 582 | } |
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238 | 583 | |
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| 584 | +static inline |
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| 585 | +const struct ti_sci_handle *ti_sci_get_by_phandle(struct device_node *np, |
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| 586 | + const char *property) |
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| 587 | +{ |
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| 588 | + return ERR_PTR(-EINVAL); |
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| 589 | +} |
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| 590 | + |
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| 591 | +static inline |
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| 592 | +const struct ti_sci_handle *devm_ti_sci_get_by_phandle(struct device *dev, |
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| 593 | + const char *property) |
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| 594 | +{ |
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| 595 | + return ERR_PTR(-EINVAL); |
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| 596 | +} |
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| 597 | + |
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| 598 | +static inline u16 ti_sci_get_free_resource(struct ti_sci_resource *res) |
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| 599 | +{ |
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| 600 | + return TI_SCI_RESOURCE_NULL; |
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| 601 | +} |
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| 602 | + |
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| 603 | +static inline void ti_sci_release_resource(struct ti_sci_resource *res, u16 id) |
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| 604 | +{ |
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| 605 | +} |
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| 606 | + |
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| 607 | +static inline u32 ti_sci_get_num_resources(struct ti_sci_resource *res) |
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| 608 | +{ |
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| 609 | + return 0; |
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| 610 | +} |
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| 611 | + |
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| 612 | +static inline struct ti_sci_resource * |
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| 613 | +devm_ti_sci_get_of_resource(const struct ti_sci_handle *handle, |
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| 614 | + struct device *dev, u32 dev_id, char *of_prop) |
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| 615 | +{ |
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| 616 | + return ERR_PTR(-EINVAL); |
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| 617 | +} |
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| 618 | + |
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| 619 | +static inline struct ti_sci_resource * |
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| 620 | +devm_ti_sci_get_resource(const struct ti_sci_handle *handle, struct device *dev, |
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| 621 | + u32 dev_id, u32 sub_type) |
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| 622 | +{ |
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| 623 | + return ERR_PTR(-EINVAL); |
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| 624 | +} |
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239 | 625 | #endif /* CONFIG_TI_SCI_PROTOCOL */ |
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240 | 626 | |
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241 | 627 | #endif /* __TISCI_PROTOCOL_H */ |
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