drm/i915/alpm: Add ALPM register definitions

Add ALPM register definitions for Lunar Lake.

v3:
  - Fix ALPM_CTL2_A address
  - Remove duplicate defines
v2:
  - Use REG_BIT instead of BIT
  - Add commit message

Cc: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Arun R Murthy <arun.r.murthy@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240130111130.3298779-2-jouni.hogander@intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_psr_regs.h b/drivers/gpu/drm/i915/display/intel_psr_regs.h
index bc252f38239e0d57887da266e558781f7f1cee64..8427a736f639960a9d384ab204de1284e0ec1b86 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_psr_regs.h
+++ b/drivers/gpu/drm/i915/display/intel_psr_regs.h
@@ -296,4 +296,61 @@
                                                  _SEL_FETCH_PLANE_OFFSET_1_A - \
                                                  _SEL_FETCH_PLANE_BASE_1_A)
 
+#define _ALPM_CTL_A    0x60950
+#define ALPM_CTL(tran) _MMIO_TRANS2(tran, _ALPM_CTL_A)
+#define  ALPM_CTL_ALPM_ENABLE                          REG_BIT(31)
+#define  ALPM_CTL_ALPM_AUX_LESS_ENABLE                 REG_BIT(30)
+#define  ALPM_CTL_LOBF_ENABLE                          REG_BIT(29)
+#define  ALPM_CTL_EXTENDED_FAST_WAKE_ENABLE            REG_BIT(28)
+#define  ALPM_CTL_KEEP_FEC_ENABLE_FOR_AUX_WAKE_SLEEP   REG_BIT(27)
+#define  ALPM_CTL_RESTORE_OCCURED                      REG_BIT(26)
+#define  ALPM_CTL_RESTORE_TO_SLEEP                     REG_BIT(25)
+#define  ALPM_CTL_RESTORE_TO_DEEP_SLEEP                        REG_BIT(24)
+#define  ALPM_CTL_AUX_LESS_SLEEP_HOLD_TIME_MASK                REG_GENMASK(23, 21)
+#define  ALPM_CTL_AUX_LESS_SLEEP_HOLD_TIME_50_SYMBOLS  REG_FIELD_PREP(ALPM_CTL_AUX_LESS_SLEEP_HOLD_TIME_MASK, 0)
+#define  ALPM_CTL_AUX_LESS_SLEEP_HOLD_TIME_128_SYMBOLS REG_FIELD_PREP(ALPM_CTL_AUX_LESS_SLEEP_HOLD_TIME_MASK, 1)
+#define  ALPM_CTL_AUX_LESS_SLEEP_HOLD_TIME_256_SYMBOLS REG_FIELD_PREP(ALPM_CTL_AUX_LESS_SLEEP_HOLD_TIME_MASK, 2)
+#define  ALPM_CTL_AUX_LESS_SLEEP_HOLD_TIME_512_SYMBOLS REG_FIELD_PREP(ALPM_CTL_AUX_LESS_SLEEP_HOLD_TIME_MASK, 3)
+#define  ALPM_CTL_AUX_WAKE_SLEEP_HOLD_ENABLE           REG_BIT(20)
+#define  ALPM_CTL_ALPM_ENTRY_CHECK_MASK                        REG_GENMASK(19, 16)
+#define  ALPM_CTL_ALPM_ENTRY_CHECK(val)                        REG_FIELD_PREP(ALPM_CTL_ALPM_ENTRY_CHECK_MASK, val)
+#define  ALPM_CTL_EXTENDED_FAST_WAKE_TIME_MASK         REG_GENMASK(13, 8)
+#define  ALPM_CTL_EXTENDED_FAST_WAKE_MIN_LINES         5
+#define  ALPM_CTL_EXTENDED_FAST_WAKE_TIME(lines)       REG_FIELD_PREP(ALPM_CTL_EXTENDED_FAST_WAKE_TIME_MASK, (lines) - ALPM_CTL_EXTENDED_FAST_WAKE_MIN_LINES)
+#define  ALPM_CTL_AUX_LESS_WAKE_TIME_MASK              REG_GENMASK(5, 0)
+#define  ALPM_CTL_AUX_LESS_WAKE_TIME(val)              REG_FIELD_PREP(ALPM_CTL_AUX_LESS_WAKE_TIME_MASK, val)
+
+#define _ALPM_CTL2_A   0x60954
+#define ALPM_CTL2(tran)        _MMIO_TRANS2(tran, _ALPM_CTL2_A)
+#define  ALPM_CTL2_SWITCH_TO_ACTIVE_LATENCY_MASK               REG_GENMASK(28, 24)
+#define  ALPM_CTL2_SWITCH_TO_ACTIVE_LATENCY(val)               REG_FIELD_PREP(ALPM_CTL2_SWITCH_TO_ACTIVE_LATENCY_MASK, val)
+#define  ALPM_CTL2_AUX_LESS_WAKE_TIME_EXTENSION_MASK           REG_GENMASK(19, 16)
+#define  ALPM_CTL2_AUX_LESS_WAKE_TIME_EXTENSION(val)           REG_FIELD_PREP(ALPM_CTL2_AUX_LESS_WAKE_TIME_EXTENSION_MASK, val)
+#define  ALPM_CTL2_NUMBER_OF_LTTPR_MASK                                REG_GENMASK(15, 12)
+#define  ALPM_CTL2_NUMBER_OF_LTTPR(val)                                REG_FIELD_PREP(ALPM_CTL2_NUMBER_OF_LTTPR_MASK, val)
+#define  ALPM_CTL2_LTTPR_AUX_LESS_SLEEP_HOLD_TIME_MASK         REG_GENMASK(10, 8)
+#define  ALPM_CTL2_LTTPR_AUX_LESS_SLEEP_HOLD_TIME(val)         REG_FIELD_PREP(ALPM_CTL2_LTTPR_AUX_LESS_SLEEP_HOLD_TIME_MASK, val)
+#define  ALPM_CTL2_FEC_DECODE_EN_POSITION_AFTER_WAKE_SR                REG_BIT(4)
+#define  ALPM_CTL2_NUMBER_AUX_LESS_ML_PHY_SLEEP_SEQUENCES_MASK REG_GENMASK(2, 0)
+#define  ALPM_CTL2_NUMBER_AUX_LESS_ML_PHY_SLEEP_SEQUENCES(val) REG_FIELD_PREP(ALPM_CTL2_NUMBER_AUX_LESS_ML_PHY_SLEEP_SEQUENCES_MASK, val)
+
+#define _PORT_ALPM_CTL_A                       0x16fa2c
+#define PORT_ALPM_CTL(tran)                    _MMIO_TRANS2(tran, _PORT_ALPM_CTL_A)
+#define  PORT_ALPM_CTL_ALPM_AUX_LESS_ENABLE    REG_BIT(31)
+#define  PORT_ALPM_CTL_MAX_PHY_SWING_SETUP_MASK        REG_GENMASK(23, 20)
+#define  PORT_ALPM_CTL_MAX_PHY_SWING_SETUP(val)        REG_FIELD_PREP(PORT_ALPM_CTL_MAX_PHY_SWING_SETUP_MASK, val)
+#define  PORT_ALPM_CTL_MAX_PHY_SWING_HOLD_MASK REG_GENMASK(19, 16)
+#define  PORT_ALPM_CTL_MAX_PHY_SWING_HOLD(val) REG_FIELD_PREP(PORT_ALPM_CTL_MAX_PHY_SWING_HOLD_MASK, val)
+#define  PORT_ALPM_CTL_SILENCE_PERIOD_MASK     REG_GENMASK(7, 0)
+#define  PORT_ALPM_CTL_SILENCE_PERIOD(val)     REG_FIELD_PREP(PORT_ALPM_CTL_SILENCE_PERIOD_MASK, val)
+
+#define _PORT_ALPM_LFPS_CTL_A                                  0x16fa30
+#define PORT_ALPM_LFPS_CTL(tran)                               _MMIO_TRANS2(tran, _PORT_ALPM_LFPS_CTL_A)
+#define  PORT_ALPM_LFPS_CTL_LFPS_START_POLARITY                        REG_BIT(31)
+#define  PORT_ALPM_LFPS_CTL_LFPS_CYCLE_COUNT_MASK              REG_GENMASK(27, 24)
+#define  ALPM_CTL_EXTENDED_FAST_WAKE_MIN_LINES         5
+#define  ALPM_CTL_EXTENDED_FAST_WAKE_TIME(lines)       REG_FIELD_PREP(ALPM_CTL_EXTENDED_FAST_WAKE_TIME_MASK, (lines) - ALPM_CTL_EXTENDED_FAST_WAKE_MIN_LINES)
+#define  ALPM_CTL_AUX_LESS_WAKE_TIME_MASK              REG_GENMASK(5, 0)
+#define  ALPM_CTL_AUX_LESS_WAKE_TIME(val)              REG_FIELD_PREP(ALPM_CTL_AUX_LESS_WAKE_TIME_MASK, val)
+
 #endif /* __INTEL_PSR_REGS_H__ */