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| author | Yangbo Lu <yangbo.lu@nxp.com> | 2019-12-12 18:08:06 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-12-16 15:56:41 -0800 |
| commit | 17568c62cd2c9a8d75eb5da44b7df093819b6ebe (patch) | |
| tree | c3e052858ea2ce7a2943d72ea838964ef406115b /drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c | |
| parent | 9429439f59cd3b82a3e2732ead5363578de97a84 (diff) | |
| download | lwn-17568c62cd2c9a8d75eb5da44b7df093819b6ebe.tar.gz lwn-17568c62cd2c9a8d75eb5da44b7df093819b6ebe.zip | |
dpaa2-ptp: add external trigger event support
This patch is to add external trigger event support
for dpaa2-ptp driver with v2 dprtc_set_irq_mask() API.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c index a9503aea527f..a0061e929908 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c @@ -27,6 +27,20 @@ static int dpaa2_ptp_enable(struct ptp_clock_info *ptp, mc_dev = to_fsl_mc_device(dev); switch (rq->type) { + case PTP_CLK_REQ_EXTTS: + switch (rq->extts.index) { + case 0: + bit = DPRTC_EVENT_ETS1; + break; + case 1: + bit = DPRTC_EVENT_ETS2; + break; + default: + return -EINVAL; + } + if (on) + extts_clean_up(ptp_qoriq, rq->extts.index, false); + break; case PTP_CLK_REQ_PPS: bit = DPRTC_EVENT_PPS; break; @@ -96,6 +110,12 @@ static irqreturn_t dpaa2_ptp_irq_handler_thread(int irq, void *priv) ptp_clock_event(ptp_qoriq->clock, &event); } + if (status & DPRTC_EVENT_ETS1) + extts_clean_up(ptp_qoriq, 0, true); + + if (status & DPRTC_EVENT_ETS2) + extts_clean_up(ptp_qoriq, 1, true); + err = dprtc_clear_irq_status(mc_dev->mc_io, 0, mc_dev->mc_handle, DPRTC_IRQ_INDEX, status); if (unlikely(err)) { |