On 27-03-24, 12:01, Vijendar Mukunda wrote: > When SoundWire Wake interrupt is enabled along with SoundWire Wake > enable register, SoundWire wake interrupt will be reported > when SoundWire manager is in D3 state and ACP is in D3 state. > > When SoundWire Wake interrupt is reported, it will invoke runtime > resume of the SoundWire manager device. > > In case of system level suspend, for ClockStop Mode SoundWire Wake > interrupt should be disabled. > It should be enabled only for runtime suspend scenario. > Change wake interrupt enable/disable sequence for ClockStop Mode in > system level suspend and runtime suspend sceanrio. > > Fixes: 9cf1efc5ed2d ("soundwire: amd: add pm_prepare callback and pm ops support") > no empty line b/w fixes and s-o-b line please I have fixed it up while applying Also, fixes should be first patch followed by other changes... > Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@xxxxxxx> > --- > drivers/soundwire/amd_manager.c | 15 +++++++++++++++ > drivers/soundwire/amd_manager.h | 3 ++- > 2 files changed, 17 insertions(+), 1 deletion(-) > > diff --git a/drivers/soundwire/amd_manager.c b/drivers/soundwire/amd_manager.c > index 1066d87aa011..20d94bcfc9b4 100644 > --- a/drivers/soundwire/amd_manager.c > +++ b/drivers/soundwire/amd_manager.c > @@ -129,6 +129,19 @@ static void amd_sdw_set_frameshape(struct amd_sdw_manager *amd_manager) > writel(frame_size, amd_manager->mmio + ACP_SW_FRAMESIZE); > } > > +static void amd_sdw_wake_enable(struct amd_sdw_manager *amd_manager, bool enable) > +{ > + u32 wake_ctrl; > + > + wake_ctrl = readl(amd_manager->mmio + ACP_SW_STATE_CHANGE_STATUS_MASK_8TO11); > + if (enable) > + wake_ctrl |= AMD_SDW_WAKE_INTR_MASK; > + else > + wake_ctrl &= ~AMD_SDW_WAKE_INTR_MASK; > + > + writel(wake_ctrl, amd_manager->mmio + ACP_SW_STATE_CHANGE_STATUS_MASK_8TO11); > +} > + > static void amd_sdw_ctl_word_prep(u32 *lower_word, u32 *upper_word, struct sdw_msg *msg, > int cmd_offset) > { > @@ -1094,6 +1107,7 @@ static int __maybe_unused amd_suspend(struct device *dev) > } > > if (amd_manager->power_mode_mask & AMD_SDW_CLK_STOP_MODE) { > + amd_sdw_wake_enable(amd_manager, false); > return amd_sdw_clock_stop(amd_manager); > } else if (amd_manager->power_mode_mask & AMD_SDW_POWER_OFF_MODE) { > /* > @@ -1120,6 +1134,7 @@ static int __maybe_unused amd_suspend_runtime(struct device *dev) > return 0; > } > if (amd_manager->power_mode_mask & AMD_SDW_CLK_STOP_MODE) { > + amd_sdw_wake_enable(amd_manager, true); > return amd_sdw_clock_stop(amd_manager); > } else if (amd_manager->power_mode_mask & AMD_SDW_POWER_OFF_MODE) { > ret = amd_sdw_clock_stop(amd_manager); > diff --git a/drivers/soundwire/amd_manager.h b/drivers/soundwire/amd_manager.h > index 418b679e0b1a..707065468e05 100644 > --- a/drivers/soundwire/amd_manager.h > +++ b/drivers/soundwire/amd_manager.h > @@ -152,7 +152,7 @@ > #define AMD_SDW0_EXT_INTR_MASK 0x200000 > #define AMD_SDW1_EXT_INTR_MASK 4 > #define AMD_SDW_IRQ_MASK_0TO7 0x77777777 > -#define AMD_SDW_IRQ_MASK_8TO11 0x000d7777 > +#define AMD_SDW_IRQ_MASK_8TO11 0x000c7777 > #define AMD_SDW_IRQ_ERROR_MASK 0xff > #define AMD_SDW_MAX_FREQ_NUM 1 > #define AMD_SDW0_MAX_TX_PORTS 3 > @@ -190,6 +190,7 @@ > #define AMD_SDW_CLK_RESUME_REQ 2 > #define AMD_SDW_CLK_RESUME_DONE 3 > #define AMD_SDW_WAKE_STAT_MASK BIT(16) > +#define AMD_SDW_WAKE_INTR_MASK BIT(16) > > static u32 amd_sdw_freq_tbl[AMD_SDW_MAX_FREQ_NUM] = { > AMD_SDW_DEFAULT_CLK_FREQ, > -- > 2.34.1 -- ~Vinod