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intel_adsp/ace: power: pad the hpsram_mask passed to power_down #75285

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intel_adsp/ace: power: pad the hpsram_mask passed to power_down #75285

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11 changes: 7 additions & 4 deletions soc/intel/intel_adsp/ace/power.c
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Original file line number Diff line number Diff line change
Expand Up @@ -339,16 +339,19 @@ void pm_state_set(enum pm_state state, uint8_t substate_id)
(void *)rom_entry;
sys_cache_data_flush_range((void *)imr_layout, sizeof(*imr_layout));
#endif /* CONFIG_ADSP_IMR_CONTEXT_SAVE */
uint32_t hpsram_mask = 0;
const int dcache_words = XCHAL_DCACHE_LINESIZE / 4;
uint32_t hpsram_mask[dcache_words] __aligned(XCHAL_DCACHE_LINESIZE);

hpsram_mask[0] = 0;
#ifdef CONFIG_ADSP_POWER_DOWN_HPSRAM
/* turn off all HPSRAM banks - get a full bitmap */
uint32_t ebb_banks = ace_hpsram_get_bank_count();
hpsram_mask = (1 << ebb_banks) - 1;
hpsram_mask[0] = (1 << ebb_banks) - 1;
#endif /* CONFIG_ADSP_POWER_DOWN_HPSRAM */
/* do power down - this function won't return */
ret = pm_device_runtime_put(INTEL_ADSP_HST_DOMAIN_DEV);
__ASSERT_NO_MSG(ret == 0);
power_down(true, sys_cache_cached_ptr_get(&hpsram_mask),
/* do power down - this function won't return */
power_down(true, sys_cache_cached_ptr_get(&hpsram_mask[0]),
true);
} else {
power_gate_entry(cpu);
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