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| author | Andrew Lunn <andrew@lunn.ch> | 2018-07-18 22:38:20 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-07-18 15:05:38 -0700 |
| commit | 6d2ac8ee67d335983f1c9106fc8deebb89290505 (patch) | |
| tree | 99d7c7f21f61f32a7f0dab5748dd1813b0513a56 /drivers/net/dsa/mv88e6xxx/chip.h | |
| parent | 0725345e5f05688ae56ca706fcc7aaff9a77313e (diff) | |
| download | lwn-6d2ac8ee67d335983f1c9106fc8deebb89290505.tar.gz lwn-6d2ac8ee67d335983f1c9106fc8deebb89290505.zip | |
net: dsa: mv88e6xxx: Abstract PTP operations
The mv88e6165 family supports PTP, but its registers use a different
layout to the currently supported devices. Abstract accessing the PTP
registers into a set of ops, so making space for a second
implementation.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx/chip.h')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h index 8ac3fbb15352..e12a489c22d4 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.h +++ b/drivers/net/dsa/mv88e6xxx/chip.h @@ -155,6 +155,7 @@ struct mv88e6xxx_bus_ops; struct mv88e6xxx_irq_ops; struct mv88e6xxx_gpio_ops; struct mv88e6xxx_avb_ops; +struct mv88e6xxx_ptp_ops; struct mv88e6xxx_irq { u16 masked; @@ -439,6 +440,9 @@ struct mv88e6xxx_ops { /* Remote Management Unit operations */ int (*rmu_disable)(struct mv88e6xxx_chip *chip); + + /* Precision Time Protocol operations */ + const struct mv88e6xxx_ptp_ops *ptp_ops; }; struct mv88e6xxx_irq_ops { @@ -486,6 +490,16 @@ struct mv88e6xxx_avb_ops { int (*tai_write)(struct mv88e6xxx_chip *chip, int addr, u16 data); }; +struct mv88e6xxx_ptp_ops { + u64 (*clock_read)(const struct cyclecounter *cc); + int (*ptp_enable)(struct ptp_clock_info *ptp, + struct ptp_clock_request *rq, int on); + int (*ptp_verify)(struct ptp_clock_info *ptp, unsigned int pin, + enum ptp_pin_function func, unsigned int chan); + void (*event_work)(struct work_struct *ugly); + int n_ext_ts; +}; + #define STATS_TYPE_PORT BIT(0) #define STATS_TYPE_BANK0 BIT(1) #define STATS_TYPE_BANK1 BIT(2) |