From mboxrd@z Thu Jan 1 00:00:00 1970 From: Richard Cochran Subject: [PATCH net-next 05/11] net: fec: convert to timecounter adjtime. Date: Sun, 21 Dec 2014 19:47:00 +0100 Message-ID: References: Cc: , Amir Vadai , Ariel Elior , Carolyn Wyborny , David Miller , Frank Li , Jeff Kirsher , John Stultz , Matthew Vick , Miroslav Lichvar , Mugunthan V N , Or Gerlitz , Thomas Gleixner , Tom Lendacky To: Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org This patch changes the driver to use the new and improved method for adjusting the offset of a timecounter. Compile tested only. Signed-off-by: Richard Cochran --- drivers/net/ethernet/freescale/fec_ptp.c | 16 +--------------- 1 file changed, 1 insertion(+), 15 deletions(-) diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c index 992c8c3..1f9cf23 100644 --- a/drivers/net/ethernet/freescale/fec_ptp.c +++ b/drivers/net/ethernet/freescale/fec_ptp.c @@ -374,23 +374,9 @@ static int fec_ptp_adjtime(struct ptp_clock_info *ptp, s64 delta) struct fec_enet_private *fep = container_of(ptp, struct fec_enet_private, ptp_caps); unsigned long flags; - u64 now; - u32 counter; spin_lock_irqsave(&fep->tmreg_lock, flags); - - now = timecounter_read(&fep->tc); - now += delta; - - /* Get the timer value based on adjusted timestamp. - * Update the counter with the masked value. - */ - counter = now & fep->cc.mask; - writel(counter, fep->hwp + FEC_ATIME); - - /* reset the timecounter */ - timecounter_init(&fep->tc, &fep->cc, now); - + timecounter_adjtime(&fep->tc, delta); spin_unlock_irqrestore(&fep->tmreg_lock, flags); return 0; -- 1.7.10.4