diff options
Diffstat (limited to 'drivers/dpll/zl3073x/dpll.h')
| -rw-r--r-- | drivers/dpll/zl3073x/dpll.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/dpll/zl3073x/dpll.h b/drivers/dpll/zl3073x/dpll.h new file mode 100644 index 000000000..993221dc6 --- /dev/null +++ b/drivers/dpll/zl3073x/dpll.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef _ZL3073X_DPLL_H +#define _ZL3073X_DPLL_H + +#include <linux/dpll.h> +#include <linux/list.h> +#include <linux/ptp_clock_kernel.h> + +#include "core.h" + +/** + * struct zl3073x_dpll - ZL3073x DPLL sub-device structure + * @list: this DPLL list entry + * @dev: pointer to multi-function parent device + * @id: DPLL index + * @check_count: periodic check counter + * @phase_monitor: is phase offset monitor enabled + * @ops: DPLL device operations for this instance + * @dpll_dev: pointer to registered DPLL device + * @tracker: tracking object for the acquired reference + * @lock: per-DPLL mutex serializing all operations + * @type: DPLL type (PPS or EEC) + * @lock_status: last saved DPLL lock status + * @pins: list of pins + * @ptp_info: PTP clock info + * @ptp_clock: registered PTP clock (or NULL) + */ +struct zl3073x_dpll { + struct list_head list; + struct zl3073x_dev *dev; + u8 id; + u8 check_count; + bool phase_monitor; + struct dpll_device_ops ops; + struct dpll_device *dpll_dev; + dpll_tracker tracker; + struct mutex lock; + enum dpll_type type; + enum dpll_lock_status lock_status; + struct list_head pins; + struct ptp_clock_info ptp_info; + struct ptp_clock *ptp_clock; +}; + +struct zl3073x_dpll *zl3073x_dpll_alloc(struct zl3073x_dev *zldev, u8 ch); +void zl3073x_dpll_free(struct zl3073x_dpll *zldpll); + +int zl3073x_dpll_register(struct zl3073x_dpll *zldpll); +void zl3073x_dpll_unregister(struct zl3073x_dpll *zldpll); + +int zl3073x_dpll_init_fine_phase_adjust(struct zl3073x_dev *zldev); +void zl3073x_dpll_changes_check(struct zl3073x_dpll *zldpll); + +#endif /* _ZL3073X_DPLL_H */ |