gma tgl: Factor power-domain handling out
ADL-P brings new power domains with different dependencies. Let's
make room for an alternative implementation.
This breaks building the ADL-P config until its implementation is
added in a follow-up commit.
Change-Id: I38d6702fe34536ba5d4023f1b1f2e4a979df21b9
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.sourcearcade.org/c/libgfxinit/+/508
Reviewed-by: Thomas Heijligen <src@posteo.de>
diff --git a/common/tigerlake/tgl/hw-gfx-gma-power_domains.ads b/common/tigerlake/tgl/hw-gfx-gma-power_domains.ads
new file mode 100644
index 0000000..bcedb59
--- /dev/null
+++ b/common/tigerlake/tgl/hw-gfx-gma-power_domains.ads
@@ -0,0 +1,68 @@
+--
+-- Copyright (C) 2022 Google, LLC
+--
+-- This program is free software; you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation; either version 2 of the License, or
+-- (at your option) any later version.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+-- GNU General Public License for more details.
+--
+
+private package HW.GFX.GMA.Power_Domains is
+
+ type Power_Domain is
+ (PW1, PW2, PW3, PW4, PW5,
+ DDI_A, DDI_B, DDI_C,
+ DDI_USBC1, DDI_USBC2, DDI_USBC3, DDI_USBC4, DDI_USBC5, DDI_USBC6,
+ AUX_A, AUX_B, AUX_C,
+ AUX_USBC1, AUX_USBC2, AUX_USBC3, AUX_USBC4, AUX_USBC5, AUX_USBC6);
+ subtype Dynamic_Domain is Power_Domain range PW2 .. Power_Domain'Last;
+ subtype PW_Domain is Power_Domain range PW1 .. PW5;
+ subtype Dynamic_Well is Power_Domain range PW2 .. PW_Domain'Last;
+ subtype Port_Domain is Power_Domain range DDI_A .. AUX_USBC6;
+ subtype DDI_Domain is Power_Domain range DDI_A .. DDI_USBC6;
+ subtype DDI_USBC_Domain is Power_Domain range DDI_USBC1 .. DDI_USBC6;
+ subtype AUX_Domain is Power_Domain range AUX_A .. AUX_USBC6;
+ subtype AUX_USBC_Domain is Power_Domain range AUX_USBC1 .. AUX_USBC6;
+
+ ----------------------------------------------------------------------------
+
+ FUSE_STATUS_PGx_DIST_STATUS : constant array (PW_Domain) of Word32 :=
+ (PW1 => 1 * 2 ** 26,
+ PW2 => 1 * 2 ** 25,
+ PW3 => 1 * 2 ** 24,
+ PW4 => 1 * 2 ** 23,
+ PW5 => 1 * 2 ** 22);
+
+ ----------------------------------------------------------------------------
+
+ function PW_State_Mask (PW : PW_Domain) return Word32
+ is
+ (1 * 2 ** (2 * (PW_Domain'Pos (PW) - PW_Domain'Pos (PW_Domain'First))));
+
+ ----------------------------------------------------------------------------
+
+ function To_GPU_Port (PD : Port_Domain) return GPU_Port
+ is
+ (case PD is
+ when DDI_A | AUX_A => DIGI_A,
+ when DDI_B | AUX_B => DIGI_B,
+ when DDI_C | AUX_C => DIGI_C,
+ when DDI_USBC1 | AUX_USBC1 => DDI_TC1,
+ when DDI_USBC2 | AUX_USBC2 => DDI_TC2,
+ when DDI_USBC3 | AUX_USBC3 => DDI_TC3,
+ when DDI_USBC4 | AUX_USBC4 => DDI_TC4,
+ when DDI_USBC5 | AUX_USBC5 => DDI_TC5,
+ when DDI_USBC6 | AUX_USBC6 => DDI_TC6);
+
+ ----------------------------------------------------------------------------
+
+ function Need_PW (PW : Dynamic_Well; Configs : Pipe_Configs) return Boolean;
+
+ procedure Power_Up (Port : Active_Port_Type; Success : out Boolean);
+
+end HW.GFX.GMA.Power_Domains;