Re: [PATCH net-next v2 2/2] dpll: zl3073x: add PTP clock support

[Jakub Kicinski <kuba@kernel.org>]

On Mon, 13 Jul 2026 12:37:39 +0200 Ivan Vecera wrote:
> diff --git a/drivers/dpll/zl3073x/Kconfig b/drivers/dpll/zl3073x/Kconfig
> index 5bbca14005813..d0574ad571d3f 100644
> --- a/drivers/dpll/zl3073x/Kconfig
> +++ b/drivers/dpll/zl3073x/Kconfig
> @@ -2,7 +2,7 @@
>  
>  config ZL3073X
>  	tristate "Microchip Azurite DPLL/PTP/SyncE devices" if COMPILE_TEST
> -	depends on NET
> +	depends on NET && PTP_1588_CLOCK_OPTIONAL

Real dependency is probably better here?
The Optional is meant for NICs for which PTP truly is a side-feature.

> +zl3073x_dpll_alloc(struct zl3073x_dev *zldev, u8 ch)

Would be nice to factor out the code movement to a separate commit to
make this diff easier to follow

>  #include <linux/dpll.h>
>  #include <linux/list.h>
> +#include <linux/mutex.h>

spurious include?

> +#include <linux/ptp_clock_kernel.h>
>  
>  #include "core.h"
>  
> @@ -22,6 +24,8 @@
>   * @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;
> @@ -36,6 +40,8 @@ struct zl3073x_dpll {
>  	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);
-- 
pw-bot: cr