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2024-05-10 9999e48639b3cecb08ffb37358bcba3b48161b29 
 kernel/include/uapi/linux/ptp_clock.h
....@@ -25,10 +25,49 @@
2525 #include <linux/ioctl.h>
2626 #include <linux/types.h>
2727 
28
-/* PTP_xxx bits, for the flags field within the request structures. */
28
+/*
29
+ * Bits of the ptp_extts_request.flags field:
30
+ */
2931 #define PTP_ENABLE_FEATURE (1<<0)
3032 #define PTP_RISING_EDGE    (1<<1)
3133 #define PTP_FALLING_EDGE   (1<<2)
34
+#define PTP_STRICT_FLAGS   (1<<3)
35
+#define PTP_EXTTS_EDGES    (PTP_RISING_EDGE | PTP_FALLING_EDGE)
36
+
37
+/*
38
+ * flag fields valid for the new PTP_EXTTS_REQUEST2 ioctl.
39
+ */
40
+#define PTP_EXTTS_VALID_FLAGS	(PTP_ENABLE_FEATURE |	\
41
+				 PTP_RISING_EDGE |	\
42
+				 PTP_FALLING_EDGE |	\
43
+				 PTP_STRICT_FLAGS)
44
+
45
+/*
46
+ * flag fields valid for the original PTP_EXTTS_REQUEST ioctl.
47
+ * DO NOT ADD NEW FLAGS HERE.
48
+ */
49
+#define PTP_EXTTS_V1_VALID_FLAGS	(PTP_ENABLE_FEATURE |	\
50
+					 PTP_RISING_EDGE |	\
51
+					 PTP_FALLING_EDGE)
52
+
53
+/*
54
+ * Bits of the ptp_perout_request.flags field:
55
+ */
56
+#define PTP_PEROUT_ONE_SHOT		(1<<0)
57
+#define PTP_PEROUT_DUTY_CYCLE		(1<<1)
58
+#define PTP_PEROUT_PHASE		(1<<2)
59
+
60
+/*
61
+ * flag fields valid for the new PTP_PEROUT_REQUEST2 ioctl.
62
+ */
63
+#define PTP_PEROUT_VALID_FLAGS		(PTP_PEROUT_ONE_SHOT | \
64
+					 PTP_PEROUT_DUTY_CYCLE | \
65
+					 PTP_PEROUT_PHASE)
66
+
67
+/*
68
+ * No flags are valid for the original PTP_PEROUT_REQUEST ioctl
69
+ */
70
+#define PTP_PEROUT_V1_VALID_FLAGS	(0)
3271 
3372 /*
3473  * struct ptp_clock_time - represents a time value
....@@ -54,7 +93,9 @@
5493 	int n_pins;    /* Number of input/output pins. */
5594 	/* Whether the clock supports precise system-device cross timestamps */
5695 	int cross_timestamping;
57
-	int rsv[13];   /* Reserved for future use. */
96
+	/* Whether the clock supports adjust phase */
97
+	int adjust_phase;
98
+	int rsv[12];   /* Reserved for future use. */
5899 };
59100 
60101 struct ptp_extts_request {
....@@ -64,11 +105,33 @@
64105 };
65106 
66107 struct ptp_perout_request {
67
-	struct ptp_clock_time start;  /* Absolute start time. */
108
+	union {
109
+		/*
110
+		 * Absolute start time.
111
+		 * Valid only if (flags & PTP_PEROUT_PHASE) is unset.
112
+		 */
113
+		struct ptp_clock_time start;
114
+		/*
115
+		 * Phase offset. The signal should start toggling at an
116
+		 * unspecified integer multiple of the period, plus this value.
117
+		 * The start time should be "as soon as possible".
118
+		 * Valid only if (flags & PTP_PEROUT_PHASE) is set.
119
+		 */
120
+		struct ptp_clock_time phase;
121
+	};
68122 	struct ptp_clock_time period; /* Desired period, zero means disable. */
69123 	unsigned int index;           /* Which channel to configure. */
70
-	unsigned int flags;           /* Reserved for future use. */
71
-	unsigned int rsv[4];          /* Reserved for future use. */
124
+	unsigned int flags;
125
+	union {
126
+		/*
127
+		 * The "on" time of the signal.
128
+		 * Must be lower than the period.
129
+		 * Valid only if (flags & PTP_PEROUT_DUTY_CYCLE) is set.
130
+		 */
131
+		struct ptp_clock_time on;
132
+		/* Reserved for future use. */
133
+		unsigned int rsv[4];
134
+	};
72135 };
73136 
74137 #define PTP_MAX_SAMPLES 25 /* Maximum allowed offset measurement samples. */
....@@ -82,6 +145,16 @@
82145 	 * one as a system time stamp.
83146 	 */
84147 	struct ptp_clock_time ts[2 * PTP_MAX_SAMPLES + 1];
148
+};
149
+
150
+struct ptp_sys_offset_extended {
151
+	unsigned int n_samples; /* Desired number of measurements. */
152
+	unsigned int rsv[3];    /* Reserved for future use. */
153
+	/*
154
+	 * Array of [system, phc, system] time stamps. The kernel will provide
155
+	 * 3*n_samples time stamps.
156
+	 */
157
+	struct ptp_clock_time ts[PTP_MAX_SAMPLES][3];
85158 };
86159 
87160 struct ptp_sys_offset_precise {
....@@ -136,6 +209,20 @@
136209 #define PTP_PIN_SETFUNC    _IOW(PTP_CLK_MAGIC, 7, struct ptp_pin_desc)
137210 #define PTP_SYS_OFFSET_PRECISE \
138211 	_IOWR(PTP_CLK_MAGIC, 8, struct ptp_sys_offset_precise)
212
+#define PTP_SYS_OFFSET_EXTENDED \
213
+	_IOWR(PTP_CLK_MAGIC, 9, struct ptp_sys_offset_extended)
214
+
215
+#define PTP_CLOCK_GETCAPS2  _IOR(PTP_CLK_MAGIC, 10, struct ptp_clock_caps)
216
+#define PTP_EXTTS_REQUEST2  _IOW(PTP_CLK_MAGIC, 11, struct ptp_extts_request)
217
+#define PTP_PEROUT_REQUEST2 _IOW(PTP_CLK_MAGIC, 12, struct ptp_perout_request)
218
+#define PTP_ENABLE_PPS2     _IOW(PTP_CLK_MAGIC, 13, int)
219
+#define PTP_SYS_OFFSET2     _IOW(PTP_CLK_MAGIC, 14, struct ptp_sys_offset)
220
+#define PTP_PIN_GETFUNC2    _IOWR(PTP_CLK_MAGIC, 15, struct ptp_pin_desc)
221
+#define PTP_PIN_SETFUNC2    _IOW(PTP_CLK_MAGIC, 16, struct ptp_pin_desc)
222
+#define PTP_SYS_OFFSET_PRECISE2 \
223
+	_IOWR(PTP_CLK_MAGIC, 17, struct ptp_sys_offset_precise)
224
+#define PTP_SYS_OFFSET_EXTENDED2 \
225
+	_IOWR(PTP_CLK_MAGIC, 18, struct ptp_sys_offset_extended)
139226 
140227 struct ptp_extts_event {
141228 	struct ptp_clock_time t; /* Time event occured. */