Add a protocol spec for DPLL.
Add code generated from the spec.
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Michal Michalik <michal.michalik@xxxxxxxxx>
Signed-off-by: Vadim Fedorenko <vadim.fedorenko@xxxxxxxxx>
Signed-off-by: Arkadiusz Kubalewski <arkadiusz.kubalewski@xxxxxxxxx>
---
Documentation/netlink/specs/dpll.yaml | 472 ++++++++++++++++++++++++++
drivers/dpll/dpll_nl.c | 163 +++++++++
drivers/dpll/dpll_nl.h | 51 +++
include/uapi/linux/dpll.h | 183 ++++++++++
4 files changed, 869 insertions(+)
create mode 100644 Documentation/netlink/specs/dpll.yaml
create mode 100644 drivers/dpll/dpll_nl.c
create mode 100644 drivers/dpll/dpll_nl.h
create mode 100644 include/uapi/linux/dpll.h
diff --git a/Documentation/netlink/specs/dpll.yaml b/Documentation/netlink/specs/dpll.yaml
new file mode 100644
index 000000000000..af6258c3d8ec
--- /dev/null
+++ b/Documentation/netlink/specs/dpll.yaml
@@ -0,0 +1,472 @@
+# SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
+
+name: dpll
+
+doc: DPLL subsystem.
+
+definitions:
+ -
+ type: enum
+ name: mode
+ doc: |
+ working modes a dpll can support, differentiates if and how dpll selects
+ one of its inputs to syntonize with it, valid values for DPLL_A_MODE
+ attribute
+ entries:
+ -
+ name: manual
+ doc: input can be only selected by sending a request to dpll
+ value: 1
+ -
+ name: automatic
+ doc: highest prio input pin auto selected by dpll
+ render-max: true
+ -
+ type: enum
+ name: lock-status
+ doc: |
+ provides information of dpll device lock status, valid values for
+ DPLL_A_LOCK_STATUS attribute
+ entries:
+ -
+ name: unlocked
+ doc: |
+ dpll was not yet locked to any valid input
+ value: 1
+ -
+ name: locked
+ doc: |
+ dpll is locked to a valid signal, but no holdover available
+ -
+ name: locked-ho-acq
+ doc: |
+ dpll is locked and holdover acquired
+ -
+ name: holdover
+ doc: |
+ dpll is in holdover state - lost a valid lock or was forced
+ by disconnecting all the pins (latter possible only
+ when dpll lock-state was already DPLL_LOCK_STATUS_LOCKED_HO_ACQ,
+ if dpll lock-state was not DPLL_LOCK_STATUS_LOCKED_HO_ACQ, the
+ dpll's lock-state shall remain DPLL_LOCK_STATUS_UNLOCKED)
+ render-max: true
+ -
+ type: const
+ name: temp-divider
+ value: 1000
+ doc: |
+ temperature divider allowing userspace to calculate the
+ temperature as float with three digit decimal precision.
+ Value of (DPLL_A_TEMP / DPLL_TEMP_DIVIDER) is integer part of
+ temperature value.
+ Value of (DPLL_A_TEMP % DPLL_TEMP_DIVIDER) is fractional part of
+ temperature value.
+ -
+ type: enum
+ name: type
+ doc: type of dpll, valid values for DPLL_A_TYPE attribute
+ entries:
+ -
+ name: pps
+ doc: dpll produces Pulse-Per-Second signal
+ value: 1
+ -
+ name: eec
+ doc: dpll drives the Ethernet Equipment Clock
+ render-max: true
+ -
+ type: enum
+ name: pin-type
+ doc: |
+ defines possible types of a pin, valid values for DPLL_A_PIN_TYPE
+ attribute
+ entries:
+ -
+ name: mux
+ doc: aggregates another layer of selectable pins
+ value: 1
+ -
+ name: ext
+ doc: external input
+ -
+ name: synce-eth-port
+ doc: ethernet port PHY's recovered clock
+ -
+ name: int-oscillator
+ doc: device internal oscillator
+ -
+ name: gnss
+ doc: GNSS recovered clock
+ render-max: true
+ -
+ type: enum
+ name: pin-direction
+ doc: |
+ defines possible direction of a pin, valid values for
+ DPLL_A_PIN_DIRECTION attribute
+ entries:
+ -
+ name: input
+ doc: pin used as a input of a signal
+ value: 1
+ -
+ name: output
+ doc: pin used to output the signal
+ render-max: true
+ -
+ type: const
+ name: pin-frequency-1-hz
+ value: 1
+ -
+ type: const
+ name: pin-frequency-10-khz
+ value: 10000
+ -
+ type: const
+ name: pin-frequency-77_5-khz
+ value: 77500
+ -
+ type: const
+ name: pin-frequency-10-mhz
+ value: 10000000
+ -
+ type: enum
+ name: pin-state
+ doc: |
+ defines possible states of a pin, valid values for
+ DPLL_A_PIN_STATE attribute
+ entries:
+ -
+ name: connected
+ doc: pin connected, active input of phase locked loop
+ value: 1
+ -
+ name: disconnected
+ doc: pin disconnected, not considered as a valid input
+ -
+ name: selectable
+ doc: pin enabled for automatic input selection
+ render-max: true
+ -
+ type: flags
+ name: pin-caps
+ doc: |
+ defines possible capabilities of a pin, valid flags on
+ DPLL_A_PIN_CAPS attribute
+ entries:
+ -
+ name: direction-can-change
+ doc: pin direction can be changed
+ -
+ name: priority-can-change
+ doc: pin prority can be changed
+ -
+ name: state-can-change
+ doc: pin state can be changed
+
+attribute-sets:
+ -
+ name: dpll
+ enum-name: dpll_a
+ attributes:
+ -
+ name: id
+ type: u32
+ value: 1
+ -
+ name: module-name
+ type: string
+ -
+ name: clock-id
+ type: u64
+ -
+ name: mode
+ type: u8
+ enum: mode
+ -
+ name: mode-supported
+ type: u8
+ enum: mode
+ multi-attr: true
+ -
+ name: lock-status
+ type: u8
+ enum: lock-status
+ -
+ name: temp
+ type: s32
+ -
+ name: type
+ type: u8
+ enum: type
+ -
+ name: pin-id
+ type: u32
+ -
+ name: pin-board-label
+ type: string
+ -
+ name: pin-panel-label
+ type: string
+ -
+ name: pin-package-label
+ type: string
+ -
+ name: pin-type
+ type: u8
+ enum: pin-type
+ -
+ name: pin-direction
+ type: u8
+ enum: pin-direction
+ -
+ name: pin-frequency
+ type: u64
+ -
+ name: pin-frequency-supported
+ type: nest
+ multi-attr: true
+ nested-attributes: pin-frequency-range
+ -
+ name: pin-frequency-min
+ type: u64
+ -
+ name: pin-frequency-max
+ type: u64
+ -
+ name: pin-prio
+ type: u32
+ -
+ name: pin-state
+ type: u8
+ enum: pin-state
+ -
+ name: pin-dpll-caps
+ type: u32
+ -
+ name: pin-parent-device
+ type: nest
+ multi-attr: true
+ nested-attributes: pin-parent-device
+ -
+ name: pin-parent-pin
+ type: nest
+ multi-attr: true
+ nested-attributes: pin-parent-pin
+ -
+ name: pin-parent-device
+ subset-of: dpll
+ attributes:
+ -
+ name: id
+ type: u32
+ -
+ name: pin-direction
+ type: u8
+ -
+ name: pin-prio
+ type: u32
+ -
+ name: pin-state
+ type: u8
+ -
+ name: pin-parent-pin
+ subset-of: dpll
+ attributes:
+ -
+ name: pin-state
+ type: u8
+ -
+ name: pin-id
+ type: u32
+ -
+ name: pin-frequency-range
+ subset-of: dpll
+ attributes:
+ -
+ name: pin-frequency-min
+ type: u64
+ -
+ name: pin-frequency-max
+ type: u64
+
+operations:
+ enum-name: dpll_cmd
+ list:
+ -
+ name: device-id-get
+ doc: |
+ Get id of dpll device that matches given attributes
+ value: 1
+ attribute-set: dpll
+ flags: [ admin-perm ]
+
+ do:
+ pre: dpll-lock-doit
+ post: dpll-unlock-doit
+ request:
+ attributes:
+ - module-name
+ - clock-id
+ - type
+ reply:
+ attributes:
+ - id
+
+ -
+ name: device-get
+ doc: |
+ Get list of DPLL devices (dump) or attributes of a single dpll device
+ attribute-set: dpll
+ flags: [ admin-perm ]
+
+ do:
+ pre: dpll-pre-doit
+ post: dpll-post-doit
+ request:
+ attributes:
+ - id
+ - module-name
+ reply: &dev-attrs
+ attributes:
+ - id
+ - module-name
+ - mode
+ - mode-supported
+ - lock-status
+ - temp
+ - clock-id
+ - type
+
+ dump:
+ pre: dpll-lock-dumpit
+ post: dpll-unlock-dumpit
+ reply: *dev-attrs
+
+ -
+ name: device-set
+ doc: Set attributes for a DPLL device
+ attribute-set: dpll
+ flags: [ admin-perm ]
+
+ do:
+ pre: dpll-pre-doit
+ post: dpll-post-doit
+ request:
+ attributes:
+ - id
+ - mode
+ -
+ name: device-create-ntf
+ doc: Notification about device appearing
+ notify: device-get
+ mcgrp: monitor
+ -
+ name: device-delete-ntf
+ doc: Notification about device disappearing
+ notify: device-get
+ mcgrp: monitor
+ -
+ name: device-change-ntf
+ doc: Notification about device configuration being changed
+ notify: device-get
+ mcgrp: monitor
+ -
+ name: pin-id-get
+ doc: |
+ Get id of a pin that matches given attributes
+ attribute-set: dpll
+ flags: [ admin-perm ]
+
+ do:
+ pre: dpll-lock-doit
+ post: dpll-unlock-doit
+ request:
+ attributes:
+ - module-name
+ - clock-id
+ - pin-board-label
+ - pin-panel-label
+ - pin-package-label
+ - pin-type
+ reply:
+ attributes:
+ - pin-id
+
+ -
+ name: pin-get
+ doc: |
+ Get list of pins and its attributes.
+ - dump request without any attributes given - list all the pins in the
+ system
+ - dump request with target dpll - list all the pins registered with
+ a given dpll device
+ - do request with target dpll and target pin - single pin attributes
+ attribute-set: dpll
+ flags: [ admin-perm ]
+
+ do:
+ pre: dpll-pin-pre-doit
+ post: dpll-pin-post-doit
+ request:
+ attributes:
+ - pin-id
+ reply: &pin-attrs
+ attributes:
+ - pin-id
+ - pin-board-label
+ - pin-panel-label
+ - pin-package-label
+ - pin-type
+ - pin-frequency
+ - pin-frequency-supported
+ - pin-dpll-caps
+ - pin-parent-device
+ - pin-parent-pin
+
+ dump:
+ pre: dpll-lock-dumpit
+ post: dpll-unlock-dumpit
+ request:
+ attributes:
+ - id
+ reply: *pin-attrs
+
+ -
+ name: pin-set
+ doc: Set attributes of a target pin
+ attribute-set: dpll
+ flags: [ admin-perm ]
+
+ do:
+ pre: dpll-pin-pre-doit
+ post: dpll-pin-post-doit
+ request:
+ attributes:
+ - pin-id
+ - pin-frequency
+ - pin-direction
+ - pin-prio
+ - pin-state
+ - pin-parent-device
+ - pin-parent-pin
+ -
+ name: pin-create-ntf
+ doc: Notification about pin appearing
+ notify: pin-get
+ mcgrp: monitor
+ -
+ name: pin-delete-ntf
+ doc: Notification about pin disappearing
+ notify: pin-get
+ mcgrp: monitor
+ -
+ name: pin-change-ntf
+ doc: Notification about pin configuration being changed
+ notify: pin-get
+ mcgrp: monitor
+
+mcast-groups:
+ list:
+ -
+ name: monitor
diff --git a/drivers/dpll/dpll_nl.c b/drivers/dpll/dpll_nl.c
new file mode 100644
index 000000000000..3b5ed39971b4
--- /dev/null
+++ b/drivers/dpll/dpll_nl.c
@@ -0,0 +1,163 @@
+// SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
+/* Do not edit directly, auto-generated from: */
+/* Documentation/netlink/specs/dpll.yaml */
+/* YNL-GEN kernel source */
+
+#include <net/netlink.h>
+#include <net/genetlink.h>
+
+#include "dpll_nl.h"
+
+#include <uapi/linux/dpll.h>
+
+/* Common nested types */
+const struct nla_policy dpll_pin_parent_device_nl_policy[DPLL_A_PIN_STATE + 1] = {
+ [DPLL_A_ID] = { .type = NLA_U32, },
+ [DPLL_A_PIN_DIRECTION] = NLA_POLICY_RANGE(NLA_U8, 1, 2),
+ [DPLL_A_PIN_PRIO] = { .type = NLA_U32, },
+ [DPLL_A_PIN_STATE] = NLA_POLICY_RANGE(NLA_U8, 1, 3),
+};
+const struct nla_policy dpll_pin_parent_pin_nl_policy[DPLL_A_PIN_STATE + 1] = {
+ [DPLL_A_PIN_STATE] = NLA_POLICY_RANGE(NLA_U8, 1, 3),
+ [DPLL_A_PIN_ID] = { .type = NLA_U32, },
+};
+
+/* DPLL_CMD_DEVICE_ID_GET - do */
+static const struct nla_policy dpll_device_id_get_nl_policy[DPLL_A_TYPE + 1] = {
+ [DPLL_A_MODULE_NAME] = { .type = NLA_NUL_STRING, },
+ [DPLL_A_CLOCK_ID] = { .type = NLA_U64, },
+ [DPLL_A_TYPE] = NLA_POLICY_RANGE(NLA_U8, 1, 2),
+};
+
+/* DPLL_CMD_DEVICE_GET - do */
+static const struct nla_policy dpll_device_get_nl_policy[DPLL_A_MODULE_NAME + 1] = {
+ [DPLL_A_ID] = { .type = NLA_U32, },
+ [DPLL_A_MODULE_NAME] = { .type = NLA_NUL_STRING, },
+};
+
+/* DPLL_CMD_DEVICE_SET - do */
+static const struct nla_policy dpll_device_set_nl_policy[DPLL_A_MODE + 1] = {
+ [DPLL_A_ID] = { .type = NLA_U32, },
+ [DPLL_A_MODE] = NLA_POLICY_RANGE(NLA_U8, 1, 2),
+};
+
+/* DPLL_CMD_PIN_ID_GET - do */
+static const struct nla_policy dpll_pin_id_get_nl_policy[DPLL_A_PIN_TYPE + 1] = {
+ [DPLL_A_MODULE_NAME] = { .type = NLA_NUL_STRING, },
+ [DPLL_A_CLOCK_ID] = { .type = NLA_U64, },
+ [DPLL_A_PIN_BOARD_LABEL] = { .type = NLA_NUL_STRING, },
+ [DPLL_A_PIN_PANEL_LABEL] = { .type = NLA_NUL_STRING, },
+ [DPLL_A_PIN_PACKAGE_LABEL] = { .type = NLA_NUL_STRING, },
+ [DPLL_A_PIN_TYPE] = NLA_POLICY_RANGE(NLA_U8, 1, 5),
+};
+
+/* DPLL_CMD_PIN_GET - do */
+static const struct nla_policy dpll_pin_get_do_nl_policy[DPLL_A_PIN_ID + 1] = {
+ [DPLL_A_PIN_ID] = { .type = NLA_U32, },
+};
+
+/* DPLL_CMD_PIN_GET - dump */
+static const struct nla_policy dpll_pin_get_dump_nl_policy[DPLL_A_ID + 1] = {
+ [DPLL_A_ID] = { .type = NLA_U32, },
+};
+
+/* DPLL_CMD_PIN_SET - do */
+static const struct nla_policy dpll_pin_set_nl_policy[DPLL_A_PIN_PARENT_PIN + 1] = {
+ [DPLL_A_PIN_ID] = { .type = NLA_U32, },
+ [DPLL_A_PIN_FREQUENCY] = { .type = NLA_U64, },
+ [DPLL_A_PIN_DIRECTION] = NLA_POLICY_RANGE(NLA_U8, 1, 2),
+ [DPLL_A_PIN_PRIO] = { .type = NLA_U32, },
+ [DPLL_A_PIN_STATE] = NLA_POLICY_RANGE(NLA_U8, 1, 3),
+ [DPLL_A_PIN_PARENT_DEVICE] = NLA_POLICY_NESTED(dpll_pin_parent_device_nl_policy),
+ [DPLL_A_PIN_PARENT_PIN] = NLA_POLICY_NESTED(dpll_pin_parent_pin_nl_policy),
+};
+
+/* Ops table for dpll */
+static const struct genl_split_ops dpll_nl_ops[] = {
+ {
+ .cmd = DPLL_CMD_DEVICE_ID_GET,
+ .pre_doit = dpll_lock_doit,
+ .doit = dpll_nl_device_id_get_doit,
+ .post_doit = dpll_unlock_doit,
+ .policy = dpll_device_id_get_nl_policy,
+ .maxattr = DPLL_A_TYPE,
+ .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
+ },
+ {
+ .cmd = DPLL_CMD_DEVICE_GET,
+ .pre_doit = dpll_pre_doit,
+ .doit = dpll_nl_device_get_doit,
+ .post_doit = dpll_post_doit,
+ .policy = dpll_device_get_nl_policy,
+ .maxattr = DPLL_A_MODULE_NAME,
+ .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
+ },
+ {
+ .cmd = DPLL_CMD_DEVICE_GET,
+ .start = dpll_lock_dumpit,
+ .dumpit = dpll_nl_device_get_dumpit,
+ .done = dpll_unlock_dumpit,
+ .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DUMP,
+ },
+ {
+ .cmd = DPLL_CMD_DEVICE_SET,
+ .pre_doit = dpll_pre_doit,
+ .doit = dpll_nl_device_set_doit,
+ .post_doit = dpll_post_doit,
+ .policy = dpll_device_set_nl_policy,
+ .maxattr = DPLL_A_MODE,
+ .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
+ },
+ {
+ .cmd = DPLL_CMD_PIN_ID_GET,
+ .pre_doit = dpll_lock_doit,
+ .doit = dpll_nl_pin_id_get_doit,
+ .post_doit = dpll_unlock_doit,
+ .policy = dpll_pin_id_get_nl_policy,
+ .maxattr = DPLL_A_PIN_TYPE,
+ .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
+ },
+ {
+ .cmd = DPLL_CMD_PIN_GET,
+ .pre_doit = dpll_pin_pre_doit,
+ .doit = dpll_nl_pin_get_doit,
+ .post_doit = dpll_pin_post_doit,
+ .policy = dpll_pin_get_do_nl_policy,
+ .maxattr = DPLL_A_PIN_ID,
+ .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
+ },
+ {
+ .cmd = DPLL_CMD_PIN_GET,
+ .start = dpll_lock_dumpit,
+ .dumpit = dpll_nl_pin_get_dumpit,
+ .done = dpll_unlock_dumpit,
+ .policy = dpll_pin_get_dump_nl_policy,
+ .maxattr = DPLL_A_ID,
+ .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DUMP,
+ },
+ {
+ .cmd = DPLL_CMD_PIN_SET,
+ .pre_doit = dpll_pin_pre_doit,
+ .doit = dpll_nl_pin_set_doit,
+ .post_doit = dpll_pin_post_doit,
+ .policy = dpll_pin_set_nl_policy,
+ .maxattr = DPLL_A_PIN_PARENT_PIN,
+ .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
+ },
+};
+
+static const struct genl_multicast_group dpll_nl_mcgrps[] = {
+ [DPLL_NLGRP_MONITOR] = { "monitor", },
+};
+
+struct genl_family dpll_nl_family __ro_after_init = {
+ .name = DPLL_FAMILY_NAME,
+ .version = DPLL_FAMILY_VERSION,
+ .netnsok = true,
+ .parallel_ops = true,
+ .module = THIS_MODULE,
+ .split_ops = dpll_nl_ops,
+ .n_split_ops = ARRAY_SIZE(dpll_nl_ops),
+ .mcgrps = dpll_nl_mcgrps,
+ .n_mcgrps = ARRAY_SIZE(dpll_nl_mcgrps),
+};
diff --git a/drivers/dpll/dpll_nl.h b/drivers/dpll/dpll_nl.h
new file mode 100644
index 000000000000..1f67aaed4742
--- /dev/null
+++ b/drivers/dpll/dpll_nl.h
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
+/* Do not edit directly, auto-generated from: */
+/* Documentation/netlink/specs/dpll.yaml */
+/* YNL-GEN kernel header */
+
+#ifndef _LINUX_DPLL_GEN_H
+#define _LINUX_DPLL_GEN_H
+
+#include <net/netlink.h>
+#include <net/genetlink.h>
+
+#include <uapi/linux/dpll.h>
+
+/* Common nested types */
+extern const struct nla_policy dpll_pin_parent_device_nl_policy[DPLL_A_PIN_STATE + 1];
+extern const struct nla_policy dpll_pin_parent_pin_nl_policy[DPLL_A_PIN_STATE + 1];
+
+int dpll_lock_doit(const struct genl_split_ops *ops, struct sk_buff *skb,
+ struct genl_info *info);
+int dpll_pre_doit(const struct genl_split_ops *ops, struct sk_buff *skb,
+ struct genl_info *info);
+int dpll_pin_pre_doit(const struct genl_split_ops *ops, struct sk_buff *skb,
+ struct genl_info *info);
+void
+dpll_unlock_doit(const struct genl_split_ops *ops, struct sk_buff *skb,
+ struct genl_info *info);
+void
+dpll_post_doit(const struct genl_split_ops *ops, struct sk_buff *skb,
+ struct genl_info *info);
+void
+dpll_pin_post_doit(const struct genl_split_ops *ops, struct sk_buff *skb,
+ struct genl_info *info);
+int dpll_lock_dumpit(struct netlink_callback *cb);
+int dpll_unlock_dumpit(struct netlink_callback *cb);
+
+int dpll_nl_device_id_get_doit(struct sk_buff *skb, struct genl_info *info);
+int dpll_nl_device_get_doit(struct sk_buff *skb, struct genl_info *info);
+int dpll_nl_device_get_dumpit(struct sk_buff *skb, struct netlink_callback *cb);
+int dpll_nl_device_set_doit(struct sk_buff *skb, struct genl_info *info);
+int dpll_nl_pin_id_get_doit(struct sk_buff *skb, struct genl_info *info);
+int dpll_nl_pin_get_doit(struct sk_buff *skb, struct genl_info *info);
+int dpll_nl_pin_get_dumpit(struct sk_buff *skb, struct netlink_callback *cb);
+int dpll_nl_pin_set_doit(struct sk_buff *skb, struct genl_info *info);
+
+enum {
+ DPLL_NLGRP_MONITOR,
+};
+
+extern struct genl_family dpll_nl_family;
+
+#endif /* _LINUX_DPLL_GEN_H */
diff --git a/include/uapi/linux/dpll.h b/include/uapi/linux/dpll.h
new file mode 100644
index 000000000000..fd09965aed00
--- /dev/null
+++ b/include/uapi/linux/dpll.h
@@ -0,0 +1,183 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
+/* Do not edit directly, auto-generated from: */
+/* Documentation/netlink/specs/dpll.yaml */
+/* YNL-GEN uapi header */
+
+#ifndef _UAPI_LINUX_DPLL_H
+#define _UAPI_LINUX_DPLL_H
+
+#define DPLL_FAMILY_NAME "dpll"
+#define DPLL_FAMILY_VERSION 1
+
+/**
+ * enum dpll_mode - working modes a dpll can support, differentiates if and how
+ * dpll selects one of its inputs to syntonize with it, valid values for
+ * DPLL_A_MODE attribute
+ * @DPLL_MODE_MANUAL: input can be only selected by sending a request to dpll
+ * @DPLL_MODE_AUTOMATIC: highest prio input pin auto selected by dpll
+ */
+enum dpll_mode {
+ DPLL_MODE_MANUAL = 1,
+ DPLL_MODE_AUTOMATIC,
+
+ __DPLL_MODE_MAX,
+ DPLL_MODE_MAX = (__DPLL_MODE_MAX - 1)
+};
+
+/**
+ * enum dpll_lock_status - provides information of dpll device lock status,
+ * valid values for DPLL_A_LOCK_STATUS attribute
+ * @DPLL_LOCK_STATUS_UNLOCKED: dpll was not yet locked to any valid input
+ * @DPLL_LOCK_STATUS_LOCKED: dpll is locked to a valid signal, but no holdover
+ * available
+ * @DPLL_LOCK_STATUS_LOCKED_HO_ACQ: dpll is locked and holdover acquired
+ * @DPLL_LOCK_STATUS_HOLDOVER: dpll is in holdover state - lost a valid lock or
+ * was forced by disconnecting all the pins (latter possible only when dpll
+ * lock-state was already DPLL_LOCK_STATUS_LOCKED_HO_ACQ, if dpll lock-state
+ * was not DPLL_LOCK_STATUS_LOCKED_HO_ACQ, the dpll's lock-state shall remain
+ * DPLL_LOCK_STATUS_UNLOCKED)
+ */
+enum dpll_lock_status {
+ DPLL_LOCK_STATUS_UNLOCKED = 1,
+ DPLL_LOCK_STATUS_LOCKED,
+ DPLL_LOCK_STATUS_LOCKED_HO_ACQ,
+ DPLL_LOCK_STATUS_HOLDOVER,
+
+ __DPLL_LOCK_STATUS_MAX,
+ DPLL_LOCK_STATUS_MAX = (__DPLL_LOCK_STATUS_MAX - 1)
+};
+
+#define DPLL_TEMP_DIVIDER 1000
+
+/**
+ * enum dpll_type - type of dpll, valid values for DPLL_A_TYPE attribute
+ * @DPLL_TYPE_PPS: dpll produces Pulse-Per-Second signal
+ * @DPLL_TYPE_EEC: dpll drives the Ethernet Equipment Clock
+ */
+enum dpll_type {
+ DPLL_TYPE_PPS = 1,
+ DPLL_TYPE_EEC,
+
+ __DPLL_TYPE_MAX,
+ DPLL_TYPE_MAX = (__DPLL_TYPE_MAX - 1)
+};
+
+/**
+ * enum dpll_pin_type - defines possible types of a pin, valid values for
+ * DPLL_A_PIN_TYPE attribute
+ * @DPLL_PIN_TYPE_MUX: aggregates another layer of selectable pins
+ * @DPLL_PIN_TYPE_EXT: external input
+ * @DPLL_PIN_TYPE_SYNCE_ETH_PORT: ethernet port PHY's recovered clock
+ * @DPLL_PIN_TYPE_INT_OSCILLATOR: device internal oscillator
+ * @DPLL_PIN_TYPE_GNSS: GNSS recovered clock
+ */
+enum dpll_pin_type {
+ DPLL_PIN_TYPE_MUX = 1,
+ DPLL_PIN_TYPE_EXT,
+ DPLL_PIN_TYPE_SYNCE_ETH_PORT,
+ DPLL_PIN_TYPE_INT_OSCILLATOR,
+ DPLL_PIN_TYPE_GNSS,
+
+ __DPLL_PIN_TYPE_MAX,
+ DPLL_PIN_TYPE_MAX = (__DPLL_PIN_TYPE_MAX - 1)
+};
+
+/**
+ * enum dpll_pin_direction - defines possible direction of a pin, valid values
+ * for DPLL_A_PIN_DIRECTION attribute
+ * @DPLL_PIN_DIRECTION_INPUT: pin used as a input of a signal
+ * @DPLL_PIN_DIRECTION_OUTPUT: pin used to output the signal
+ */
+enum dpll_pin_direction {
+ DPLL_PIN_DIRECTION_INPUT = 1,
+ DPLL_PIN_DIRECTION_OUTPUT,
+
+ __DPLL_PIN_DIRECTION_MAX,
+ DPLL_PIN_DIRECTION_MAX = (__DPLL_PIN_DIRECTION_MAX - 1)
+};
+
+#define DPLL_PIN_FREQUENCY_1_HZ 1
+#define DPLL_PIN_FREQUENCY_10_KHZ 10000
+#define DPLL_PIN_FREQUENCY_77_5_KHZ 77500
+#define DPLL_PIN_FREQUENCY_10_MHZ 10000000
+
+/**
+ * enum dpll_pin_state - defines possible states of a pin, valid values for
+ * DPLL_A_PIN_STATE attribute
+ * @DPLL_PIN_STATE_CONNECTED: pin connected, active input of phase locked loop
+ * @DPLL_PIN_STATE_DISCONNECTED: pin disconnected, not considered as a valid
+ * input
+ * @DPLL_PIN_STATE_SELECTABLE: pin enabled for automatic input selection
+ */
+enum dpll_pin_state {
+ DPLL_PIN_STATE_CONNECTED = 1,
+ DPLL_PIN_STATE_DISCONNECTED,
+ DPLL_PIN_STATE_SELECTABLE,
+
+ __DPLL_PIN_STATE_MAX,
+ DPLL_PIN_STATE_MAX = (__DPLL_PIN_STATE_MAX - 1)
+};
+
+/**
+ * enum dpll_pin_caps - defines possible capabilities of a pin, valid flags on
+ * DPLL_A_PIN_CAPS attribute
+ * @DPLL_PIN_CAPS_DIRECTION_CAN_CHANGE: pin direction can be changed
+ * @DPLL_PIN_CAPS_PRIORITY_CAN_CHANGE: pin prority can be changed
+ * @DPLL_PIN_CAPS_STATE_CAN_CHANGE: pin state can be changed
+ */
+enum dpll_pin_caps {
+ DPLL_PIN_CAPS_DIRECTION_CAN_CHANGE = 1,
+ DPLL_PIN_CAPS_PRIORITY_CAN_CHANGE = 2,
+ DPLL_PIN_CAPS_STATE_CAN_CHANGE = 4,
+};
+
+enum dpll_a {
+ DPLL_A_ID = 1,
+ DPLL_A_MODULE_NAME,
+ DPLL_A_CLOCK_ID,
+ DPLL_A_MODE,
+ DPLL_A_MODE_SUPPORTED,
+ DPLL_A_LOCK_STATUS,
+ DPLL_A_TEMP,
+ DPLL_A_TYPE,
+ DPLL_A_PIN_ID,
+ DPLL_A_PIN_BOARD_LABEL,
+ DPLL_A_PIN_PANEL_LABEL,
+ DPLL_A_PIN_PACKAGE_LABEL,
+ DPLL_A_PIN_TYPE,
+ DPLL_A_PIN_DIRECTION,
+ DPLL_A_PIN_FREQUENCY,
+ DPLL_A_PIN_FREQUENCY_SUPPORTED,
+ DPLL_A_PIN_FREQUENCY_MIN,
+ DPLL_A_PIN_FREQUENCY_MAX,
+ DPLL_A_PIN_PRIO,
+ DPLL_A_PIN_STATE,
+ DPLL_A_PIN_DPLL_CAPS,
+ DPLL_A_PIN_PARENT_DEVICE,
+ DPLL_A_PIN_PARENT_PIN,
+
+ __DPLL_A_MAX,
+ DPLL_A_MAX = (__DPLL_A_MAX - 1)
+};
+
+enum dpll_cmd {
+ DPLL_CMD_DEVICE_ID_GET = 1,
+ DPLL_CMD_DEVICE_GET,
+ DPLL_CMD_DEVICE_SET,
+ DPLL_CMD_DEVICE_CREATE_NTF,
+ DPLL_CMD_DEVICE_DELETE_NTF,
+ DPLL_CMD_DEVICE_CHANGE_NTF,
+ DPLL_CMD_PIN_ID_GET,
+ DPLL_CMD_PIN_GET,
+ DPLL_CMD_PIN_SET,
+ DPLL_CMD_PIN_CREATE_NTF,
+ DPLL_CMD_PIN_DELETE_NTF,
+ DPLL_CMD_PIN_CHANGE_NTF,
+
+ __DPLL_CMD_MAX,
+ DPLL_CMD_MAX = (__DPLL_CMD_MAX - 1)
+};
+
+#define DPLL_MCGRP_MONITOR "monitor"
+
+#endif /* _UAPI_LINUX_DPLL_H */
--
2.39.3
