1 files changed, 119 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h
new file mode 100644
index 000000000..9398d9f09
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h
@@ -0,0 +1,119 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __NVKM_THERM_H__
+#define __NVKM_THERM_H__
+#include <core/subdev.h>
+
+#include <subdev/bios.h>
+#include <subdev/bios/therm.h>
+#include <subdev/timer.h>
+
+enum nvkm_therm_thrs_direction {
+	NVKM_THERM_THRS_FALLING = 0,
+	NVKM_THERM_THRS_RISING = 1
+};
+
+enum nvkm_therm_thrs_state {
+	NVKM_THERM_THRS_LOWER = 0,
+	NVKM_THERM_THRS_HIGHER = 1
+};
+
+enum nvkm_therm_thrs {
+	NVKM_THERM_THRS_FANBOOST = 0,
+	NVKM_THERM_THRS_DOWNCLOCK = 1,
+	NVKM_THERM_THRS_CRITICAL = 2,
+	NVKM_THERM_THRS_SHUTDOWN = 3,
+	NVKM_THERM_THRS_NR
+};
+
+enum nvkm_therm_fan_mode {
+	NVKM_THERM_CTRL_NONE = 0,
+	NVKM_THERM_CTRL_MANUAL = 1,
+	NVKM_THERM_CTRL_AUTO = 2,
+};
+
+enum nvkm_therm_attr_type {
+	NVKM_THERM_ATTR_FAN_MIN_DUTY = 0,
+	NVKM_THERM_ATTR_FAN_MAX_DUTY = 1,
+	NVKM_THERM_ATTR_FAN_MODE = 2,
+
+	NVKM_THERM_ATTR_THRS_FAN_BOOST = 10,
+	NVKM_THERM_ATTR_THRS_FAN_BOOST_HYST = 11,
+	NVKM_THERM_ATTR_THRS_DOWN_CLK = 12,
+	NVKM_THERM_ATTR_THRS_DOWN_CLK_HYST = 13,
+	NVKM_THERM_ATTR_THRS_CRITICAL = 14,
+	NVKM_THERM_ATTR_THRS_CRITICAL_HYST = 15,
+	NVKM_THERM_ATTR_THRS_SHUTDOWN = 16,
+	NVKM_THERM_ATTR_THRS_SHUTDOWN_HYST = 17,
+};
+
+struct nvkm_therm_clkgate_init {
+	u32 addr;
+	u8  count;
+	u32 data;
+};
+
+struct nvkm_therm_clkgate_pack {
+	const struct nvkm_therm_clkgate_init *init;
+};
+
+struct nvkm_therm {
+	const struct nvkm_therm_func *func;
+	struct nvkm_subdev subdev;
+
+	/* automatic thermal management */
+	struct nvkm_alarm alarm;
+	spinlock_t lock;
+	struct nvbios_therm_trip_point *last_trip;
+	int mode;
+	int cstate;
+	int suspend;
+
+	/* bios */
+	struct nvbios_therm_sensor bios_sensor;
+
+	/* fan priv */
+	struct nvkm_fan *fan;
+
+	/* alarms priv */
+	struct {
+		spinlock_t alarm_program_lock;
+		struct nvkm_alarm therm_poll_alarm;
+		enum nvkm_therm_thrs_state alarm_state[NVKM_THERM_THRS_NR];
+	} sensor;
+
+	/* what should be done if the card overheats */
+	struct {
+		void (*downclock)(struct nvkm_therm *, bool active);
+		void (*pause)(struct nvkm_therm *, bool active);
+	} emergency;
+
+	/* ic */
+	struct i2c_client *ic;
+
+	int (*fan_get)(struct nvkm_therm *);
+	int (*fan_set)(struct nvkm_therm *, int);
+
+	int (*attr_get)(struct nvkm_therm *, enum nvkm_therm_attr_type);
+	int (*attr_set)(struct nvkm_therm *, enum nvkm_therm_attr_type, int);
+
+	bool clkgating_enabled;
+};
+
+int nvkm_therm_temp_get(struct nvkm_therm *);
+int nvkm_therm_fan_sense(struct nvkm_therm *);
+int nvkm_therm_cstate(struct nvkm_therm *, int, int);
+void nvkm_therm_clkgate_init(struct nvkm_therm *,
+			     const struct nvkm_therm_clkgate_pack *);
+void nvkm_therm_clkgate_enable(struct nvkm_therm *);
+void nvkm_therm_clkgate_fini(struct nvkm_therm *, bool);
+
+int nv40_therm_new(struct nvkm_device *, int, struct nvkm_therm **);
+int nv50_therm_new(struct nvkm_device *, int, struct nvkm_therm **);
+int g84_therm_new(struct nvkm_device *, int, struct nvkm_therm **);
+int gt215_therm_new(struct nvkm_device *, int, struct nvkm_therm **);
+int gf119_therm_new(struct nvkm_device *, int, struct nvkm_therm **);
+int gk104_therm_new(struct nvkm_device *, int, struct nvkm_therm **);
+int gm107_therm_new(struct nvkm_device *, int, struct nvkm_therm **);
+int gm200_therm_new(struct nvkm_device *, int, struct nvkm_therm **);
+int gp100_therm_new(struct nvkm_device *, int, struct nvkm_therm **);
+#endif