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dpll: add phase-offset-monitor feature to netlink spec

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Add enum dpll_feature_state for control over features.

Add dpll device level attribute:
DPLL_A_PHASE_OFFSET_MONITOR - to allow control over a phase offset monitor
feature. Attribute is present and shall return current state of a feature
(enum dpll_feature_state), if the device driver provides such capability,
otherwie attribute shall not be present.

Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Reviewed-by: Milena Olech <milena.olech@intel.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com>
Acked-by: Vadim Fedorenko <vadim.fedorenko@linux.dev>
Link: https://patch.msgid.link/20250612152835.1703397-2-arkadiusz.kubalewski@intel.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Arkadiusz Kubalewski
2025-06-12 17:28:33 +02:00
committed by Jakub Kicinski
parent bd1d76a6f1
commit c035e73603
4 changed files with 57 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
include/uapi/linux/dpll.h
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@@ -192,6 +192,17 @@ enum dpll_pin_capabilities {
#define DPLL_PHASE_OFFSET_DIVIDER 1000
/**
* enum dpll_feature_state - Allow control (enable/disable) and status checking
* over features.
* @DPLL_FEATURE_STATE_DISABLE: feature shall be disabled
* @DPLL_FEATURE_STATE_ENABLE: feature shall be enabled
*/
enum dpll_feature_state {
DPLL_FEATURE_STATE_DISABLE,
DPLL_FEATURE_STATE_ENABLE,
};
enum dpll_a {
DPLL_A_ID = 1,
DPLL_A_MODULE_NAME,
@@ -204,6 +215,7 @@ enum dpll_a {
DPLL_A_TYPE,
DPLL_A_LOCK_STATUS_ERROR,
DPLL_A_CLOCK_QUALITY_LEVEL,
DPLL_A_PHASE_OFFSET_MONITOR,
__DPLL_A_MAX,
DPLL_A_MAX = (__DPLL_A_MAX - 1)