Hi Quentin,
Quoting Quentin Schulz (2020-06-21 19:35:20)
> On 2020-06-19 14:22, Antoine Tenart wrote:
> [...]
> > @@ -999,9 +1553,35 @@ int vsc8584_ptp_probe(struct phy_device *phydev)
> > if (!vsc8531->ptp)
> > return -ENOMEM;
> >
> > + mutex_init(&vsc8531->phc_lock);
> >
Hi Andrew,
Quoting Andrew Lunn (2020-06-20 17:21:42)
> > + /* Retrieve the shared load/save GPIO. Request it as non exclusive as
> > + * the same GPIO can be requested by all the PHYs of the same package.
> > + * Ths GPIO must be used with the phc_lock taken (the lock is shared
> > +
Hi Andrew,
Quoting Andrew Lunn (2020-06-20 17:40:08)
> On Fri, Jun 19, 2020 at 02:22:58PM +0200, Antoine Tenart wrote:
> > To get and set the PHC time, a GPIO has to be used and changes are only
> > retrieved or committed when on a rising edge. The same GPIO is shared by
> > all PHYs, so the granu
Hello Richard,
Quoting Richard Cochran (2020-06-20 17:00:45)
> On Fri, Jun 19, 2020 at 02:22:58PM +0200, Antoine Tenart wrote:
>
> > +static void vsc85xx_dequeue_skb(struct vsc85xx_ptp *ptp)
> > +{
> > + struct skb_shared_hwtstamps shhwtstamps;
> > + struct vsc85xx_ts_fifo fifo;
> > +
Hi Antoine,
On 2020-06-19 14:22, Antoine Tenart wrote:
[...]
@@ -999,9 +1553,35 @@ int vsc8584_ptp_probe(struct phy_device *phydev)
if (!vsc8531->ptp)
return -ENOMEM;
+ mutex_init(&vsc8531->phc_lock);
mutex_init(&vsc8531->ts_lock);
+ /* Retrieve the
On Fri, Jun 19, 2020 at 02:22:58PM +0200, Antoine Tenart wrote:
> To get and set the PHC time, a GPIO has to be used and changes are only
> retrieved or committed when on a rising edge. The same GPIO is shared by
> all PHYs, so the granularity of the lock protecting it has to be
> different from th
> + /* Retrieve the shared load/save GPIO. Request it as non exclusive as
> + * the same GPIO can be requested by all the PHYs of the same package.
> + * Ths GPIO must be used with the phc_lock taken (the lock is shared
> + * between all PHYs).
> + */
> + vsc8531->load_s
> + /* Retrieve the shared load/save GPIO. Request it as non exclusive as
> + * the same GPIO can be requested by all the PHYs of the same package.
> + * Ths GPIO must be used with the phc_lock taken (the lock is shared
This
Andrew
On Fri, Jun 19, 2020 at 02:22:58PM +0200, Antoine Tenart wrote:
> +static void vsc85xx_dequeue_skb(struct vsc85xx_ptp *ptp)
> +{
> + struct skb_shared_hwtstamps shhwtstamps;
> + struct vsc85xx_ts_fifo fifo;
> + struct sk_buff *skb;
> + u8 skb_sig[16], *p;
> + int i, len;
> +
This patch adds support for PHC and timestamping operations for the MSCC
PHY. PTP 1-step and 2-step modes are supported, over Ethernet and UDP.
To get and set the PHC time, a GPIO has to be used and changes are only
retrieved or committed when on a rising edge. The same GPIO is shared by
all PHYs,
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