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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/macintosh/ams/ams.h
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/macintosh/ams/ams.h')
-rw-r--r--drivers/macintosh/ams/ams.h76
1 files changed, 76 insertions, 0 deletions
diff --git a/drivers/macintosh/ams/ams.h b/drivers/macintosh/ams/ams.h
new file mode 100644
index 0000000000..5b295f5eef
--- /dev/null
+++ b/drivers/macintosh/ams/ams.h
@@ -0,0 +1,76 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _AMS_H
+#define _AMS_H
+
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/kthread.h>
+#include <linux/mutex.h>
+#include <linux/platform_device.h>
+#include <linux/spinlock.h>
+#include <linux/types.h>
+
+enum ams_irq {
+ AMS_IRQ_FREEFALL = 0x01,
+ AMS_IRQ_SHOCK = 0x02,
+ AMS_IRQ_GLOBAL = 0x04,
+ AMS_IRQ_ALL =
+ AMS_IRQ_FREEFALL |
+ AMS_IRQ_SHOCK |
+ AMS_IRQ_GLOBAL,
+};
+
+struct ams {
+ /* Locks */
+ spinlock_t irq_lock;
+ struct mutex lock;
+
+ /* General properties */
+ struct device_node *of_node;
+ struct platform_device *of_dev;
+ char has_device;
+ char vflag;
+ u32 orient1;
+ u32 orient2;
+
+ /* Interrupt worker */
+ struct work_struct worker;
+ u8 worker_irqs;
+
+ /* Implementation
+ *
+ * Only call these functions with the main lock held.
+ */
+ void (*exit)(void);
+
+ void (*get_xyz)(s8 *x, s8 *y, s8 *z);
+ u8 (*get_vendor)(void);
+
+ void (*clear_irq)(enum ams_irq reg);
+
+#ifdef CONFIG_SENSORS_AMS_I2C
+ /* I2C properties */
+ struct i2c_client *i2c_client;
+#endif
+
+ /* Joystick emulation */
+ struct input_dev *idev;
+ __u16 bustype;
+
+ /* calibrated null values */
+ int xcalib, ycalib, zcalib;
+};
+
+extern struct ams ams_info;
+
+extern void ams_sensors(s8 *x, s8 *y, s8 *z);
+extern int ams_sensor_attach(void);
+extern void ams_sensor_detach(void);
+
+extern int ams_pmu_init(struct device_node *np);
+extern int ams_i2c_init(struct device_node *np);
+
+extern int ams_input_init(void);
+extern void ams_input_exit(void);
+
+#endif /* _AMS_H */