diff options
Diffstat (limited to 'chip/ish/power_mgt.c')
-rw-r--r-- | chip/ish/power_mgt.c | 66 |
1 files changed, 28 insertions, 38 deletions
diff --git a/chip/ish/power_mgt.c b/chip/ish/power_mgt.c index 70c3b35aa5..83ef0fc91b 100644 --- a/chip/ish/power_mgt.c +++ b/chip/ish/power_mgt.c @@ -1,4 +1,4 @@ -/* Copyright 2019 The Chromium OS Authors. All rights reserved. +/* Copyright 2019 The ChromiumOS Authors * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ @@ -52,7 +52,7 @@ static void pg_exit_restore_hw(void) * fixed amount of time to keep the console in use flag true after boot in * order to give a permanent window in which the low speed clock is not used. */ -#define CONSOLE_IN_USE_ON_BOOT_TIME (15*SECOND) +#define CONSOLE_IN_USE_ON_BOOT_TIME (15 * SECOND) /* power management internal context data structure */ struct pm_context { @@ -172,20 +172,20 @@ static void init_aon_task(void) * limit: 0x67 * Present = 1, DPL = 0 */ - desc_lo = GEN_GDT_DESC_LO((uint32_t)&main_tss, - GDT_DESC_TSS_LIMIT, GDT_DESC_TSS_FLAGS); - desc_up = GEN_GDT_DESC_UP((uint32_t)&main_tss, - GDT_DESC_TSS_LIMIT, GDT_DESC_TSS_FLAGS); + desc_lo = GEN_GDT_DESC_LO((uint32_t)&main_tss, GDT_DESC_TSS_LIMIT, + GDT_DESC_TSS_FLAGS); + desc_up = GEN_GDT_DESC_UP((uint32_t)&main_tss, GDT_DESC_TSS_LIMIT, + GDT_DESC_TSS_FLAGS); add_gdt_entry(desc_lo, desc_up); /* set GDT entry 4 for TSS descriptor of aontask * limit: 0x67 * Present = 1, DPL = 0, Accessed = 1 */ - desc_lo = GEN_GDT_DESC_LO((uint32_t)aon_tss, - GDT_DESC_TSS_LIMIT, GDT_DESC_TSS_FLAGS); - desc_up = GEN_GDT_DESC_UP((uint32_t)aon_tss, - GDT_DESC_TSS_LIMIT, GDT_DESC_TSS_FLAGS); + desc_lo = GEN_GDT_DESC_LO((uint32_t)aon_tss, GDT_DESC_TSS_LIMIT, + GDT_DESC_TSS_FLAGS); + desc_up = GEN_GDT_DESC_UP((uint32_t)aon_tss, GDT_DESC_TSS_LIMIT, + GDT_DESC_TSS_FLAGS); pm_ctx.aon_tss_selector[1] = add_gdt_entry(desc_lo, desc_up); /* set GDT entry 5 for LDT descriptor of aontask @@ -205,12 +205,12 @@ static void init_aon_task(void) "pop %eax;"); aon_share->main_fw_ro_addr = (uint32_t)&__aon_ro_start; - aon_share->main_fw_ro_size = (uint32_t)&__aon_ro_end - - (uint32_t)&__aon_ro_start; + aon_share->main_fw_ro_size = + (uint32_t)&__aon_ro_end - (uint32_t)&__aon_ro_start; aon_share->main_fw_rw_addr = (uint32_t)&__aon_rw_start; - aon_share->main_fw_rw_size = (uint32_t)&__aon_rw_end - - (uint32_t)&__aon_rw_start; + aon_share->main_fw_rw_size = + (uint32_t)&__aon_rw_end - (uint32_t)&__aon_rw_start; aon_share->uma_msb = IPC_UMA_RANGE_LOWER_1; @@ -258,8 +258,7 @@ static void switch_to_aontask(void) interrupt_enable(); } -noreturn -static void handle_reset_in_aontask(enum ish_pm_state pm_state) +noreturn static void handle_reset_in_aontask(enum ish_pm_state pm_state) { pm_ctx.aon_share->pm_state = pm_state; @@ -318,10 +317,8 @@ static uint32_t convert_both_edge_gpio_to_single_edge(void) * interrupt trigger mode enabled pins. */ for (i = 0; i < 32; i++) { - if (ISH_GPIO_GIMR & BIT(i) && - ISH_GPIO_GRER & BIT(i) && + if (ISH_GPIO_GIMR & BIT(i) && ISH_GPIO_GRER & BIT(i) && ISH_GPIO_GFER & BIT(i)) { - /* Record the pin so we can restore it later */ both_edge_pins |= BIT(i); @@ -513,7 +510,6 @@ static int d0ix_decide(timestamp_t cur_time, uint32_t idle_us) int pm_state = ISH_PM_STATE_D0I0; if (DEEP_SLEEP_ALLOWED) { - /* check if the console use has expired. */ if (sleep_mask & SLEEP_MASK_CONSOLE) { if (cur_time.val > pm_ctx.console_expire_time.val) { @@ -525,8 +521,7 @@ static int d0ix_decide(timestamp_t cur_time, uint32_t idle_us) } if (IS_ENABLED(CONFIG_ISH_PM_D0I3) && - idle_us >= CONFIG_ISH_D0I3_MIN_USEC && - pm_ctx.aon_valid) + idle_us >= CONFIG_ISH_D0I3_MIN_USEC && pm_ctx.aon_valid) pm_state = ISH_PM_STATE_D0I3; else if (IS_ENABLED(CONFIG_ISH_PM_D0I2) && @@ -633,7 +628,8 @@ void ish_pm_init(void) PMU_MASK_EVENT = ~PMU_MASK_EVENT_BIT_ALL; if (IS_ENABLED(CONFIG_ISH_NEW_PM)) { - PMU_ISH_FABRIC_CNT = (PMU_ISH_FABRIC_CNT & 0xffff0000) | FABRIC_IDLE_COUNT; + PMU_ISH_FABRIC_CNT = (PMU_ISH_FABRIC_CNT & 0xffff0000) | + FABRIC_IDLE_COUNT; PMU_PGCB_CLKGATE_CTRL = TRUNK_CLKGATE_COUNT; } @@ -656,11 +652,9 @@ void ish_pm_init(void) } } -noreturn -void ish_pm_reset(enum ish_pm_state pm_state) +noreturn void ish_pm_reset(enum ish_pm_state pm_state) { - if (IS_ENABLED(CONFIG_ISH_PM_AONTASK) && - pm_ctx.aon_valid) { + if (IS_ENABLED(CONFIG_ISH_PM_AONTASK) && pm_ctx.aon_valid) { handle_reset_in_aontask(pm_state); } else { ish_mia_reset(); @@ -679,8 +673,8 @@ void __idle(void) * time in order to give a fixed window on boot */ disable_sleep(SLEEP_MASK_CONSOLE); - pm_ctx.console_expire_time.val = get_time().val + - CONSOLE_IN_USE_ON_BOOT_TIME; + pm_ctx.console_expire_time.val = + get_time().val + CONSOLE_IN_USE_ON_BOOT_TIME; while (1) { t0 = get_time(); @@ -714,7 +708,7 @@ static void print_stats(const char *name, const struct pm_stat *stat) /** * Print low power idle statistics */ -static int command_idle_stats(int argc, char **argv) +static int command_idle_stats(int argc, const char **argv) { struct ish_aon_share *aon_share = pm_ctx.aon_share; @@ -742,13 +736,11 @@ static int command_idle_stats(int argc, char **argv) DECLARE_CONSOLE_COMMAND(idlestats, command_idle_stats, "", "Print power management statistics"); - /** * main FW only need handle PMU wakeup interrupt for D0i1 state, aontask will * handle PMU wakeup interrupt for other low power states */ -__maybe_unused -static void pmu_wakeup_isr(void) +__maybe_unused static void pmu_wakeup_isr(void) { /* at current nothing need to do */ } @@ -763,8 +755,7 @@ DECLARE_IRQ(ISH_PMU_WAKEUP_IRQ, pmu_wakeup_isr); * */ -__maybe_unused noreturn -static void reset_prep_isr(void) +__maybe_unused noreturn static void reset_prep_isr(void) { /* mask reset prep avail interrupt */ PMU_RST_PREP = PMU_RST_PREP_INT_MASK; @@ -784,8 +775,7 @@ static void reset_prep_isr(void) DECLARE_IRQ(ISH_RESET_PREP_IRQ, reset_prep_isr); #endif -__maybe_unused -static void handle_d3(uint32_t irq_vec) +__maybe_unused static void handle_d3(uint32_t irq_vec) { PMU_D3_STATUS = PMU_D3_STATUS; @@ -839,5 +829,5 @@ void ish_pm_refresh_console_in_use(void) /* Set console in use expire time. */ pm_ctx.console_expire_time = get_time(); pm_ctx.console_expire_time.val += - pm_ctx.console_in_use_timeout_sec * SECOND; + pm_ctx.console_in_use_timeout_sec * SECOND; } |