[PATCH net-next] liquidio: moved ptp_enable to octeon_device structure

[Felix Manlunas]

From: Intiyaz Basha <intiyaz.ba...@cavium.com>

ptp_enable was a global static variable.  Moved this global variable to
octeon_device structure and removed extra device id check.

Signed-off-by: Intiyaz Basha <intiyaz.ba...@cavium.com>
Signed-off-by: Felix Manlunas <felix.manlu...@cavium.com>
---
 drivers/net/ethernet/cavium/liquidio/lio_main.c      | 19 ++++++++++---------
 drivers/net/ethernet/cavium/liquidio/octeon_device.h |  1 +
 2 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c 
b/drivers/net/ethernet/cavium/liquidio/lio_main.c
index cbd6287..8bf6dfc 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c
@@ -78,8 +78,6 @@ int octeon_console_debug_enabled(u32 console)
        return (console_bitmask >> (console)) & 0x1;
 }
 
-static int ptp_enable = 1;
-
 /* Polling interval for determining when NIC application is alive */
 #define LIQUIDIO_STARTER_POLL_INTERVAL_MS 100
 
@@ -1363,6 +1361,13 @@ liquidio_probe(struct pci_dev *pdev,
        if (pdev->device == OCTEON_CN23XX_PF_VID)
                oct_dev->msix_on = LIO_FLAG_MSIX_ENABLED;
 
+       /* Enable PTP for 6XXX Device */
+       if (((pdev->device == OCTEON_CN66XX) ||
+            (pdev->device == OCTEON_CN68XX)))
+               oct_dev->ptp_enable = true;
+       else
+               oct_dev->ptp_enable = false;
+
        dev_info(&pdev->dev, "Initializing device %x:%x.\n",
                 (u32)pdev->vendor, (u32)pdev->device);
 
@@ -2388,9 +2393,7 @@ liquidio_push_packet(u32 octeon_id 
__attribute__((unused)),
 
                r_dh_off = (rh->r_dh.len - 1) * BYTES_PER_DHLEN_UNIT;
 
-               if (((oct->chip_id == OCTEON_CN66XX) ||
-                    (oct->chip_id == OCTEON_CN68XX)) &&
-                   ptp_enable) {
+               if (oct->ptp_enable) {
                        if (rh->r_dh.has_hwtstamp) {
                                /* timestamp is included from the hardware at
                                 * the beginning of the packet.
@@ -2735,8 +2738,7 @@ static int liquidio_open(struct net_device *netdev)
                        oct->droq[0]->ops.poll_mode = 1;
        }
 
-       if ((oct->chip_id == OCTEON_CN66XX || oct->chip_id == OCTEON_CN68XX) &&
-           ptp_enable)
+       if (oct->ptp_enable)
                oct_ptp_open(netdev);
 
        ifstate_set(lio, LIO_IFSTATE_RUNNING);
@@ -3091,8 +3093,7 @@ static int liquidio_ioctl(struct net_device *netdev, 
struct ifreq *ifr, int cmd)
 
        switch (cmd) {
        case SIOCSHWTSTAMP:
-               if ((lio->oct_dev->chip_id == OCTEON_CN66XX ||
-                    lio->oct_dev->chip_id == OCTEON_CN68XX) && ptp_enable)
+               if (lio->oct_dev->ptp_enable)
                        return hwtstamp_ioctl(netdev, ifr);
        default:
                return -EOPNOTSUPP;
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.h 
b/drivers/net/ethernet/cavium/liquidio/octeon_device.h
index 31efdef..b014e6a 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_device.h
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.h
@@ -554,6 +554,7 @@ struct octeon_device {
        } loc;
 
        atomic_t *adapter_refcount; /* reference count of adapter */
+       bool ptp_enable;
 };
 
 #define  OCT_DRV_ONLINE 1