| /* |
| * Copyright (c) 2019, Xilinx, Inc. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| /* |
| * Versal system level PM-API functions and communication with PMC via |
| * IPI interrupts |
| */ |
| |
| #include <pm_common.h> |
| #include <pm_ipi.h> |
| #include <plat/common/platform.h> |
| #include "pm_api_sys.h" |
| #include "pm_client.h" |
| |
| /********************************************************************* |
| * Target module IDs macros |
| ********************************************************************/ |
| #define LIBPM_MODULE_ID 0x2 |
| #define LOADER_MODULE_ID 0x7 |
| |
| /** |
| * Assigning of argument values into array elements. |
| */ |
| #define PM_PACK_PAYLOAD1(pl, mid, arg0) { \ |
| pl[0] = (uint32_t)((uint32_t)((arg0) & 0xFF) | (mid << 8)); \ |
| } |
| |
| #define PM_PACK_PAYLOAD2(pl, mid, arg0, arg1) { \ |
| pl[1] = (uint32_t)(arg1); \ |
| PM_PACK_PAYLOAD1(pl, mid, arg0); \ |
| } |
| |
| #define PM_PACK_PAYLOAD3(pl, mid, arg0, arg1, arg2) { \ |
| pl[2] = (uint32_t)(arg2); \ |
| PM_PACK_PAYLOAD2(pl, mid, arg0, arg1); \ |
| } |
| |
| #define PM_PACK_PAYLOAD4(pl, mid, arg0, arg1, arg2, arg3) { \ |
| pl[3] = (uint32_t)(arg3); \ |
| PM_PACK_PAYLOAD3(pl, mid, arg0, arg1, arg2); \ |
| } |
| |
| #define PM_PACK_PAYLOAD5(pl, mid, arg0, arg1, arg2, arg3, arg4) { \ |
| pl[4] = (uint32_t)(arg4); \ |
| PM_PACK_PAYLOAD4(pl, mid, arg0, arg1, arg2, arg3); \ |
| } |
| |
| #define PM_PACK_PAYLOAD6(pl, mid, arg0, arg1, arg2, arg3, arg4, arg5) { \ |
| pl[5] = (uint32_t)(arg5); \ |
| PM_PACK_PAYLOAD5(pl, mid, arg0, arg1, arg2, arg3, arg4); \ |
| } |
| |
| /* PM API functions */ |
| |
| /** |
| * pm_get_api_version() - Get version number of PMC PM firmware |
| * @version Returns 32-bit version number of PMC Power Management Firmware |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_get_api_version(unsigned int *version) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD1(payload, LIBPM_MODULE_ID, PM_GET_API_VERSION); |
| return pm_ipi_send_sync(primary_proc, payload, version, 1); |
| } |
| |
| /** |
| * pm_self_suspend() - PM call for processor to suspend itself |
| * @nid Node id of the processor or subsystem |
| * @latency Requested maximum wakeup latency (not supported) |
| * @state Requested state |
| * @address Resume address |
| * |
| * This is a blocking call, it will return only once PMU has responded. |
| * On a wakeup, resume address will be automatically set by PMU. |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_self_suspend(uint32_t nid, |
| unsigned int latency, |
| unsigned int state, |
| uintptr_t address) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| unsigned int cpuid = plat_my_core_pos(); |
| const struct pm_proc *proc = pm_get_proc(cpuid); |
| |
| if (!proc) { |
| WARN("Failed to get proc %d\n", cpuid); |
| return PM_RET_ERROR_INTERNAL; |
| } |
| |
| /* |
| * Do client specific suspend operations |
| * (e.g. set powerdown request bit) |
| */ |
| pm_client_suspend(proc, state); |
| |
| /* Send request to the PLM */ |
| PM_PACK_PAYLOAD6(payload, LIBPM_MODULE_ID, PM_SELF_SUSPEND, |
| proc->node_id, latency, state, address, |
| (address >> 32)); |
| return pm_ipi_send_sync(proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_abort_suspend() - PM call to announce that a prior suspend request |
| * is to be aborted. |
| * @reason Reason for the abort |
| * |
| * Calling PU expects the PMU to abort the initiated suspend procedure. |
| * This is a non-blocking call without any acknowledge. |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_abort_suspend(enum pm_abort_reason reason) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* |
| * Do client specific abort suspend operations |
| * (e.g. enable interrupts and clear powerdown request bit) |
| */ |
| pm_client_abort_suspend(); |
| |
| /* Send request to the PLM */ |
| PM_PACK_PAYLOAD3(payload, LIBPM_MODULE_ID, PM_ABORT_SUSPEND, reason, |
| primary_proc->node_id); |
| return pm_ipi_send(primary_proc, payload); |
| } |
| |
| /** |
| * pm_req_suspend() - PM call to request for another PU or subsystem to |
| * be suspended gracefully. |
| * @target Node id of the targeted PU or subsystem |
| * @ack Flag to specify whether acknowledge is requested |
| * @latency Requested wakeup latency (not supported) |
| * @state Requested state (not supported) |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_req_suspend(uint32_t target, uint8_t ack, |
| unsigned int latency, unsigned int state) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMU */ |
| PM_PACK_PAYLOAD4(payload, LIBPM_MODULE_ID, PM_REQ_SUSPEND, target, |
| latency, state); |
| if (ack == IPI_BLOCKING) |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| else |
| return pm_ipi_send(primary_proc, payload); |
| } |
| |
| /** |
| * pm_request_device() - Request a device |
| * @device_id Device ID |
| * @capabilities Requested capabilities for the device |
| * @qos Required Quality of Service |
| * @ack Flag to specify whether acknowledge requested |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_request_device(uint32_t device_id, uint32_t capabilities, |
| uint32_t qos, uint32_t ack) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD5(payload, LIBPM_MODULE_ID, PM_REQUEST_DEVICE, |
| device_id, capabilities, qos, ack); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_release_device() - Release a device |
| * @device_id Device ID |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_release_device(uint32_t device_id) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_RELEASE_DEVICE, |
| device_id); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_set_requirement() - Set requirement for the device |
| * @device_id Device ID |
| * @capabilities Requested capabilities for the device |
| * @latency Requested maximum latency |
| * @qos Required Quality of Service |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_set_requirement(uint32_t device_id, uint32_t capabilities, |
| uint32_t latency, uint32_t qos) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD5(payload, LIBPM_MODULE_ID, PM_SET_REQUIREMENT, |
| device_id, capabilities, latency, qos); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_get_device_status() - Get device's status |
| * @device_id Device ID |
| * @response Buffer to store device status response |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_get_device_status(uint32_t device_id, uint32_t *response) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_GET_DEVICE_STATUS, |
| device_id); |
| |
| return pm_ipi_send_sync(primary_proc, payload, response, 3); |
| } |
| |
| /** |
| * pm_reset_assert() - Assert/De-assert reset |
| * @reset Reset ID |
| * @assert Assert (1) or de-assert (0) |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_reset_assert(uint32_t reset, bool assert) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD3(payload, LIBPM_MODULE_ID, PM_RESET_ASSERT, reset, |
| assert); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_reset_get_status() - Get current status of a reset line |
| * @reset Reset ID |
| * @status Returns current status of selected reset ID |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_reset_get_status(uint32_t reset, uint32_t *status) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_RESET_ASSERT, reset); |
| |
| return pm_ipi_send_sync(primary_proc, payload, status, 1); |
| } |
| |
| /** |
| * pm_pinctrl_request() - Request a pin |
| * @pin Pin ID |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_pinctrl_request(uint32_t pin) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_PINCTRL_REQUEST, pin); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_pinctrl_release() - Release a pin |
| * @pin Pin ID |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_pinctrl_release(uint32_t pin) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_PINCTRL_RELEASE, pin); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_pinctrl_set_function() - Set pin function |
| * @pin Pin ID |
| * @function Function ID |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_pinctrl_set_function(uint32_t pin, uint32_t function) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD3(payload, LIBPM_MODULE_ID, PM_PINCTRL_SET_FUNCTION, pin, |
| function) |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_pinctrl_get_function() - Get function set on the pin |
| * @pin Pin ID |
| * @function Function set on the pin |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_pinctrl_get_function(uint32_t pin, uint32_t *function) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_PINCTRL_SET_FUNCTION, |
| pin); |
| |
| return pm_ipi_send_sync(primary_proc, payload, function, 1); |
| } |
| |
| /** |
| * pm_pinctrl_set_pin_param() - Set configuration parameter for the pin |
| * @pin Pin ID |
| * @param Parameter ID |
| * @value Parameter value |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_pinctrl_set_pin_param(uint32_t pin, uint32_t param, |
| uint32_t value) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD4(payload, LIBPM_MODULE_ID, PM_PINCTRL_CONFIG_PARAM_SET, |
| pin, param, value); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_pinctrl_get_pin_param() - Get configuration parameter value for the pin |
| * @pin Pin ID |
| * @param Parameter ID |
| * @value Buffer to store parameter value |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_pinctrl_get_pin_param(uint32_t pin, uint32_t param, |
| uint32_t *value) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD3(payload, LIBPM_MODULE_ID, PM_PINCTRL_CONFIG_PARAM_GET, |
| pin, param); |
| |
| return pm_ipi_send_sync(primary_proc, payload, value, 1); |
| } |
| |
| /** |
| * pm_clock_enable() - Enable the clock |
| * @clk_id Clock ID |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_clock_enable(uint32_t clk_id) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_CLOCK_ENABLE, clk_id); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_clock_disable() - Disable the clock |
| * @clk_id Clock ID |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_clock_disable(uint32_t clk_id) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_CLOCK_DISABLE, clk_id); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_clock_get_state() - Get clock status |
| * @clk_id Clock ID |
| * @state: Buffer to store clock status (1: Enabled, 0:Disabled) |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_clock_get_state(uint32_t clk_id, uint32_t *state) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_CLOCK_GETSTATE, clk_id); |
| |
| return pm_ipi_send_sync(primary_proc, payload, state, 1); |
| } |
| |
| /** |
| * pm_clock_set_divider() - Set divider for the clock |
| * @clk_id Clock ID |
| * @divider Divider value |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_clock_set_divider(uint32_t clk_id, uint32_t divider) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD3(payload, LIBPM_MODULE_ID, PM_CLOCK_SETDIVIDER, clk_id, |
| divider); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_clock_get_divider() - Get divider value for the clock |
| * @clk_id Clock ID |
| * @divider: Buffer to store clock divider value |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_clock_get_divider(uint32_t clk_id, uint32_t *divider) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_CLOCK_GETDIVIDER, clk_id); |
| |
| return pm_ipi_send_sync(primary_proc, payload, divider, 1); |
| } |
| |
| /** |
| * pm_clock_set_parent() - Set parent for the clock |
| * @clk_id Clock ID |
| * @parent Parent ID |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_clock_set_parent(uint32_t clk_id, uint32_t parent) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD3(payload, LIBPM_MODULE_ID, PM_CLOCK_SETPARENT, clk_id, |
| parent); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_clock_get_parent() - Get parent value for the clock |
| * @clk_id Clock ID |
| * @parent: Buffer to store clock parent value |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_clock_get_parent(uint32_t clk_id, uint32_t *parent) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_CLOCK_GETPARENT, clk_id); |
| |
| return pm_ipi_send_sync(primary_proc, payload, parent, 1); |
| } |
| |
| /** |
| * pm_pll_set_param() - Set PLL parameter |
| * @clk_id PLL clock ID |
| * @param PLL parameter ID |
| * @value Value to set for PLL parameter |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_pll_set_param(uint32_t clk_id, uint32_t param, |
| uint32_t value) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD4(payload, LIBPM_MODULE_ID, PM_PLL_SET_PARAMETER, clk_id, |
| param, value); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_pll_get_param() - Get PLL parameter value |
| * @clk_id PLL clock ID |
| * @param PLL parameter ID |
| * @value: Buffer to store PLL parameter value |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_pll_get_param(uint32_t clk_id, uint32_t param, |
| uint32_t *value) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD3(payload, LIBPM_MODULE_ID, PM_PLL_GET_PARAMETER, clk_id, |
| param); |
| |
| return pm_ipi_send_sync(primary_proc, payload, value, 1); |
| } |
| |
| /** |
| * pm_pll_set_mode() - Set PLL mode |
| * @clk_id PLL clock ID |
| * @mode PLL mode |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_pll_set_mode(uint32_t clk_id, uint32_t mode) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD3(payload, LIBPM_MODULE_ID, PM_PLL_SET_MODE, clk_id, |
| mode); |
| |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| } |
| |
| /** |
| * pm_pll_get_mode() - Get PLL mode |
| * @clk_id PLL clock ID |
| * @mode: Buffer to store PLL mode |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_pll_get_mode(uint32_t clk_id, uint32_t *mode) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD2(payload, LIBPM_MODULE_ID, PM_PLL_GET_MODE, clk_id); |
| |
| return pm_ipi_send_sync(primary_proc, payload, mode, 1); |
| } |
| |
| /** |
| * pm_force_powerdown() - PM call to request for another PU or subsystem to |
| * be powered down forcefully |
| * @target Device ID of the PU node to be forced powered down. |
| * @ack Flag to specify whether acknowledge is requested |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_force_powerdown(uint32_t target, uint8_t ack) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD3(payload, LIBPM_MODULE_ID, PM_FORCE_POWERDOWN, target, |
| ack); |
| |
| if (ack == IPI_BLOCKING) |
| return pm_ipi_send_sync(primary_proc, payload, NULL, 0); |
| else |
| return pm_ipi_send(primary_proc, payload); |
| } |
| |
| /** |
| * pm_system_shutdown() - PM call to request a system shutdown or restart |
| * @type Shutdown or restart? 0=shutdown, 1=restart |
| * @subtype Scope: 0=APU-subsystem, 1=PS, 2=system |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_system_shutdown(uint32_t type, uint32_t subtype) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD3(payload, LIBPM_MODULE_ID, PM_SYSTEM_SHUTDOWN, type, |
| subtype); |
| |
| return pm_ipi_send_non_blocking(primary_proc, payload); |
| } |
| |
| /** |
| * pm_api_ioctl() - PM IOCTL API for device control and configs |
| * @device_id Device ID |
| * @ioctl_id ID of the requested IOCTL |
| * @arg1 Argument 1 to requested IOCTL call |
| * @arg2 Argument 2 to requested IOCTL call |
| * @value Returned output value |
| * |
| * This function calls IOCTL to firmware for device control and configuration. |
| * |
| * @return Returns status, either success or error+reason |
| */ |
| enum pm_ret_status pm_api_ioctl(uint32_t device_id, uint32_t ioctl_id, |
| uint32_t arg1, uint32_t arg2, uint32_t *value) |
| { |
| uint32_t payload[PAYLOAD_ARG_CNT]; |
| |
| switch (ioctl_id) { |
| case IOCTL_SET_PLL_FRAC_MODE: |
| return pm_pll_set_mode(arg1, arg2); |
| case IOCTL_GET_PLL_FRAC_MODE: |
| return pm_pll_get_mode(arg1, value); |
| case IOCTL_SET_PLL_FRAC_DATA: |
| return pm_pll_set_param(arg1, PM_PLL_PARAM_DATA, arg2); |
| case IOCTL_GET_PLL_FRAC_DATA: |
| return pm_pll_get_param(arg1, PM_PLL_PARAM_DATA, value); |
| default: |
| /* Send request to the PMC */ |
| PM_PACK_PAYLOAD5(payload, LIBPM_MODULE_ID, PM_IOCTL, device_id, |
| ioctl_id, arg1, arg2); |
| return pm_ipi_send_sync(primary_proc, payload, value, 1); |
| } |
| } |