[RFC PATCH v3 1/6] dpll: Add DPLL framework base functions

Jiri Pirko jiri at resnulli.us
Wed Oct 12 09:51:55 PDT 2022


Mon, Oct 10, 2022 at 03:17:59AM CEST, vfedorenko at novek.ru wrote:
>From: Vadim Fedorenko <vadfed at fb.com>
>
>DPLL framework is used to represent and configure DPLL devices
>in systems. Each device that has DPLL and can configure sources
>and outputs can use this framework.
>
>Signed-off-by: Vadim Fedorenko <vadfed at fb.com>
>Co-developed-by: Jakub Kicinski <kuba at kernel.org>
>Co-developed-by: Arkadiusz Kubalewski <arkadiusz.kubalewski at intel.com>
>---

[..]

>+enum dpll_genl_status {
>+	DPLL_STATUS_NONE,
>+	DPLL_STATUS_CALIBRATING,
>+	DPLL_STATUS_LOCKED,
>+
>+	__DPLL_STATUS_MAX,
>+};
>+#define DPLL_STATUS_MAX (__DPLL_STATUS_MAX - 1)
>+

[..]

>+
>+/* DPLL lock status provides information of source used to lock the device */
>+enum dpll_genl_lock_status {
>+	DPLL_LOCK_STATUS_UNLOCKED,
>+	DPLL_LOCK_STATUS_EXT_1PPS,
>+	DPLL_LOCK_STATUS_EXT_10MHZ,
>+	DPLL_LOCK_STATUS_SYNCE,
>+	DPLL_LOCK_STATUS_INT_OSCILLATOR,
>+	DPLL_LOCK_STATUS_GNSS,
>+
>+	__DPLL_LOCK_STATUS_MAX,
>+};
>+#define DPLL_LOCK_STATUS_MAX (__DPLL_LOCK_STATUS_MAX - 1)

In addition to what I wrote in the previous reply where I suggested to
have lock status independent on type or source, I think we should merge
"status" and "lock status" to one attr/enum. Or any reason to have these
separate?




More information about the linux-arm-kernel mailing list