diff options
| author | Jacob Keller <jacob.e.keller@intel.com> | 2022-11-09 15:09:44 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-11-11 10:58:39 +0000 |
| commit | e2bd9c76c89fbe25df351fc5902cbbcca6a7d372 (patch) | |
| tree | b8274ec59f5cbdffc68484d32feab5b48c7c09fe /drivers/net/ethernet/chelsio/cxgb4 | |
| parent | a29c132f92ed5af6e7116966b7e9899d4c22783c (diff) | |
ptp: convert remaining drivers to adjfine interface
Convert all remaining drivers that still use .adjfreq to the newer .adjfine
implementation. These drivers are not straightforward, as they use
non-standard methods of programming their hardware. They are all converted
to use scaled_ppm_to_ppb to get the parts per billion value that their
logic depends on.
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Cc: Ariel Elior <aelior@marvell.com>
Cc: Sudarsana Kalluru <skalluru@marvell.com>
Cc: Manish Chopra <manishc@marvell.com>
Cc: Derek Chickles <dchickles@marvell.com>
Cc: Satanand Burla <sburla@marvell.com>
Cc: Felix Manlunas <fmanlunas@marvell.com>
Cc: Raju Rangoju <rajur@chelsio.com>
Cc: Joakim Zhang <qiangqing.zhang@nxp.com>
Cc: Edward Cree <ecree.xilinx@gmail.com>
Cc: Martin Habets <habetsm.xilinx@gmail.com>
Cc: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c index 5bf117d2179f..cbd06d9b95d4 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c @@ -194,17 +194,20 @@ int cxgb4_ptp_redirect_rx_packet(struct adapter *adapter, struct port_info *pi) } /** - * cxgb4_ptp_adjfreq - Adjust frequency of PHC cycle counter + * cxgb4_ptp_adjfine - Adjust frequency of PHC cycle counter * @ptp: ptp clock structure - * @ppb: Desired frequency change in parts per billion + * @scaled_ppm: Desired frequency in scaled parts per billion * - * Adjust the frequency of the PHC cycle counter by the indicated ppb from + * Adjust the frequency of the PHC cycle counter by the indicated amount from * the base frequency. + * + * Scaled parts per million is ppm with a 16-bit binary fractional field. */ -static int cxgb4_ptp_adjfreq(struct ptp_clock_info *ptp, s32 ppb) +static int cxgb4_ptp_adjfine(struct ptp_clock_info *ptp, long scaled_ppm) { struct adapter *adapter = (struct adapter *)container_of(ptp, struct adapter, ptp_clock_info); + s32 ppb = scaled_ppm_to_ppb(scaled_ppm); struct fw_ptp_cmd c; int err; @@ -404,7 +407,7 @@ static const struct ptp_clock_info cxgb4_ptp_clock_info = { .n_ext_ts = 0, .n_per_out = 0, .pps = 0, - .adjfreq = cxgb4_ptp_adjfreq, + .adjfine = cxgb4_ptp_adjfine, .adjtime = cxgb4_ptp_adjtime, .gettime64 = cxgb4_ptp_gettime, .settime64 = cxgb4_ptp_settime, |