drm/asahi: initdata,hw: Identify & set idle_off_standby_timer

Signed-off-by: Asahi Lina <lina@asahilina.net>

Author: hoshinolina

drivers/gpu/drm/asahi/fw/initdata.rs

@@ -1121,7 +1121,7 @@ pub(crate) mod raw {
         pub(crate) hws2: HwDataShared2,
 
         #[ver(V >= V13_0B4)]
-        pub(crate) unk_hws2_0: u32,
+        pub(crate) idle_off_standby_timer: u32,
 
         #[ver(V >= V13_0B4)]
         pub(crate) unk_hws2_4: Array<0x8, F32>,

drivers/gpu/drm/asahi/hw/mod.rs

@@ -270,8 +270,8 @@ pub(crate) struct HwConfig {
     /// HwDataShared3.table.
     pub(crate) shared3_tab: &'static [u32],
 
-    /// Globals.unk_hws2_0.
-    pub(crate) unk_hws2_0: u32,
+    /// Globals.idle_off_standby_timer.
+    pub(crate) idle_off_standby_timer_default: u32,
     /// Globals.unk_hws2_4.
     pub(crate) unk_hws2_4: Option<[F32; 8]>,
     /// Globals.unk_hws2_24.
@@ -410,6 +410,8 @@ pub(crate) struct PwrConfig {
     pub(crate) fw_early_wake_timeout_ms: u32,
     /// Delay from the GPU becoming idle to powerdown
     pub(crate) idle_off_delay_ms: u32,
+    /// Related to the above?
+    pub(crate) idle_off_standby_timer: u32,
     /// Percent?
     pub(crate) perf_boost_ce_step: u32,
     /// Minimum utilization before performance state is increased in %.
@@ -604,6 +606,10 @@ impl PwrConfig {
             fender_idle_off_delay_ms: prop!("apple,fender-idle-off-delay-ms", 40),
             fw_early_wake_timeout_ms: prop!("apple,fw-early-wake-timeout-ms", 5),
             idle_off_delay_ms: prop!("apple,idle-off-delay-ms", 2),
+            idle_off_standby_timer: prop!(
+                "apple,idleoff-standby-timer",
+                cfg.idle_off_standby_timer_default
+            ),
             perf_boost_ce_step: prop!("apple,perf-boost-ce-step", 25),
             perf_boost_min_util: prop!("apple,perf-boost-min-util", 100),
             perf_filter_drop_threshold: prop!("apple,perf-filter-drop-threshold"),

drivers/gpu/drm/asahi/hw/t600x.rs

@@ -96,7 +96,7 @@ pub(crate) const HWCONFIG_T6002: super::HwConfig = HwConfig {
     shared2_curves: None,
     shared3_unk: 0,
     shared3_tab: &[],
-    unk_hws2_0: 0,
+    idle_off_standby_timer_default: 0,
     unk_hws2_4: None,
     unk_hws2_24: 0,
     global_unk_54: 0xffff,

drivers/gpu/drm/asahi/hw/t602x.rs

@@ -113,7 +113,7 @@ pub(crate) const HWCONFIG_T6022: super::HwConfig = HwConfig {
     shared3_tab: &[
         125, 125, 125, 125, 125, 125, 125, 125, 7500, 125, 125, 125, 125, 125, 125, 125,
     ],
-    unk_hws2_0: 700,
+    idle_off_standby_timer_default: 700,
     unk_hws2_4: Some(f32!([1.0, 0.8, 0.2, 0.9, 0.1, 0.25, 0.5, 0.9])),
     unk_hws2_24: 6,
     global_unk_54: 4000,

drivers/gpu/drm/asahi/hw/t8103.rs

@@ -55,7 +55,7 @@ pub(crate) const HWCONFIG: super::HwConfig = HwConfig {
     shared2_curves: None,
     shared3_unk: 0,
     shared3_tab: &[],
-    unk_hws2_0: 0,
+    idle_off_standby_timer_default: 0,
     unk_hws2_4: None,
     unk_hws2_24: 0,
     global_unk_54: 0xffff,

drivers/gpu/drm/asahi/hw/t8112.rs

@@ -66,7 +66,7 @@ pub(crate) const HWCONFIG: super::HwConfig = HwConfig {
         10700, 10700, 10700, 10700, 10700, 6000, 1000, 1000, 1000, 10700, 10700, 10700, 10700,
         10700, 10700, 10700,
     ],
-    unk_hws2_0: 0,
+    idle_off_standby_timer_default: 0,
     unk_hws2_4: None,
     unk_hws2_24: 0,
     global_unk_54: 0xffff,

drivers/gpu/drm/asahi/initdata.rs

@@ -694,7 +694,7 @@ impl<'a> InitDataBuilder::ver<'a> {
                     hws2 <- Self::hw_shared2(cfg, dyncfg),
                     hws3 <- Self::hw_shared3(cfg),
                     #[ver(V >= V13_0B4)]
-                    unk_hws2_0: cfg.unk_hws2_0,
+                    idle_off_standby_timer: pwr.idle_off_standby_timer,
                     #[ver(V >= V13_0B4)]
                     unk_hws2_4: cfg.unk_hws2_4.map(Array::new).unwrap_or_default(),
                     #[ver(V >= V13_0B4)]