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authorFelipe Balbi <balbi@ti.com>2014-09-08 14:39:01 -0500
committerFelipe Balbi <balbi@ti.com>2014-09-08 14:39:01 -0500
commitf7cc38b16e2741186253be3dff61a9d124112126 (patch)
treeefce170d7c0c4baf6924275e6a42d11fa47c9290 /drivers/net/ethernet
parentefb540c895d2cb77b1472edda6ca45d40719a041 (diff)
parent2ce7598c9a453e0acd0e07be7be3f5eb39608ebd (diff)
Merge tag 'v3.17-rc4' into next
Merge Linux 3.17-rc4 here so we have all the latest fixes on next too. This also cleans up a few conflicts when applying patches. Signed-off-by: Felipe Balbi <balbi@ti.com> Conflicts: drivers/usb/gadget/Makefile drivers/usb/gadget/function/Makefile drivers/usb/gadget/legacy/Makefile drivers/usb/phy/phy-samsung-usb.h
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/apm/xgene/xgene_enet_main.c20
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c4
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c92
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4.h1
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c32
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/sge.c3
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h1
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4vf/sge.c3
-rw-r--r--drivers/net/ethernet/freescale/fec.h5
-rw-r--r--drivers/net/ethernet/freescale/fec_main.c18
-rw-r--r--drivers/net/ethernet/freescale/fec_ptp.c33
-rw-r--r--drivers/net/ethernet/ibm/ibmveth.c18
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_ptp.c2
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c44
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic.h15
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c6
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c35
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c57
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c16
19 files changed, 256 insertions, 149 deletions
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
index e1a8f4e1998..e4222af2baa 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
@@ -563,15 +563,21 @@ static void xgene_enet_free_desc_rings(struct xgene_enet_pdata *pdata)
struct xgene_enet_desc_ring *ring;
ring = pdata->tx_ring;
- if (ring && ring->cp_ring && ring->cp_ring->cp_skb)
- devm_kfree(dev, ring->cp_ring->cp_skb);
- xgene_enet_free_desc_ring(ring);
+ if (ring) {
+ if (ring->cp_ring && ring->cp_ring->cp_skb)
+ devm_kfree(dev, ring->cp_ring->cp_skb);
+ xgene_enet_free_desc_ring(ring);
+ }
ring = pdata->rx_ring;
- if (ring && ring->buf_pool && ring->buf_pool->rx_skb)
- devm_kfree(dev, ring->buf_pool->rx_skb);
- xgene_enet_free_desc_ring(ring->buf_pool);
- xgene_enet_free_desc_ring(ring);
+ if (ring) {
+ if (ring->buf_pool) {
+ if (ring->buf_pool->rx_skb)
+ devm_kfree(dev, ring->buf_pool->rx_skb);
+ xgene_enet_free_desc_ring(ring->buf_pool);
+ }
+ xgene_enet_free_desc_ring(ring);
+ }
}
static struct xgene_enet_desc_ring *xgene_enet_create_desc_ring(
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 4e6c82e2022..4ccc806b115 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -483,11 +483,7 @@ static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue,
#ifdef BNX2X_STOP_ON_ERROR
fp->tpa_queue_used |= (1 << queue);
-#ifdef _ASM_GENERIC_INT_L64_H
- DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n",
-#else
DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n",
-#endif
fp->tpa_queue_used);
#endif
}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index c13364b6cc1..900cab42081 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -10052,6 +10052,8 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp,
}
#define BNX2X_PREV_UNDI_PROD_ADDR(p) (BAR_TSTRORM_INTMEM + 0x1508 + ((p) << 4))
+#define BNX2X_PREV_UNDI_PROD_ADDR_H(f) (BAR_TSTRORM_INTMEM + \
+ 0x1848 + ((f) << 4))
#define BNX2X_PREV_UNDI_RCQ(val) ((val) & 0xffff)
#define BNX2X_PREV_UNDI_BD(val) ((val) >> 16 & 0xffff)
#define BNX2X_PREV_UNDI_PROD(rcq, bd) ((bd) << 16 | (rcq))
@@ -10059,8 +10061,6 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp,
#define BCM_5710_UNDI_FW_MF_MAJOR (0x07)
#define BCM_5710_UNDI_FW_MF_MINOR (0x08)
#define BCM_5710_UNDI_FW_MF_VERS (0x05)
-#define BNX2X_PREV_UNDI_MF_PORT(p) (BAR_TSTRORM_INTMEM + 0x150c + ((p) << 4))
-#define BNX2X_PREV_UNDI_MF_FUNC(f) (BAR_TSTRORM_INTMEM + 0x184c + ((f) << 4))
static bool bnx2x_prev_is_after_undi(struct bnx2x *bp)
{
@@ -10079,72 +10079,25 @@ static bool bnx2x_prev_is_after_undi(struct bnx2x *bp)
return false;
}
-static bool bnx2x_prev_unload_undi_fw_supports_mf(struct bnx2x *bp)
-{
- u8 major, minor, version;
- u32 fw;
-
- /* Must check that FW is loaded */
- if (!(REG_RD(bp, MISC_REG_RESET_REG_1) &
- MISC_REGISTERS_RESET_REG_1_RST_XSEM)) {
- BNX2X_DEV_INFO("XSEM is reset - UNDI MF FW is not loaded\n");
- return false;
- }
-
- /* Read Currently loaded FW version */
- fw = REG_RD(bp, XSEM_REG_PRAM);
- major = fw & 0xff;
- minor = (fw >> 0x8) & 0xff;
- version = (fw >> 0x10) & 0xff;
- BNX2X_DEV_INFO("Loaded FW: 0x%08x: Major 0x%02x Minor 0x%02x Version 0x%02x\n",
- fw, major, minor, version);
-
- if (major > BCM_5710_UNDI_FW_MF_MAJOR)
- return true;
-
- if ((major == BCM_5710_UNDI_FW_MF_MAJOR) &&
- (minor > BCM_5710_UNDI_FW_MF_MINOR))
- return true;
-
- if ((major == BCM_5710_UNDI_FW_MF_MAJOR) &&
- (minor == BCM_5710_UNDI_FW_MF_MINOR) &&
- (version >= BCM_5710_UNDI_FW_MF_VERS))
- return true;
-
- return false;
-}
-
-static void bnx2x_prev_unload_undi_mf(struct bnx2x *bp)
-{
- int i;
-
- /* Due to legacy (FW) code, the first function on each engine has a
- * different offset macro from the rest of the functions.
- * Setting this for all 8 functions is harmless regardless of whether
- * this is actually a multi-function device.
- */
- for (i = 0; i < 2; i++)
- REG_WR(bp, BNX2X_PREV_UNDI_MF_PORT(i), 1);
-
- for (i = 2; i < 8; i++)
- REG_WR(bp, BNX2X_PREV_UNDI_MF_FUNC(i - 2), 1);
-
- BNX2X_DEV_INFO("UNDI FW (MF) set to discard\n");
-}
-
-static void bnx2x_prev_unload_undi_inc(struct bnx2x *bp, u8 port, u8 inc)
+static void bnx2x_prev_unload_undi_inc(struct bnx2x *bp, u8 inc)
{
u16 rcq, bd;
- u32 tmp_reg = REG_RD(bp, BNX2X_PREV_UNDI_PROD_ADDR(port));
+ u32 addr, tmp_reg;
+ if (BP_FUNC(bp) < 2)
+ addr = BNX2X_PREV_UNDI_PROD_ADDR(BP_PORT(bp));
+ else
+ addr = BNX2X_PREV_UNDI_PROD_ADDR_H(BP_FUNC(bp) - 2);
+
+ tmp_reg = REG_RD(bp, addr);
rcq = BNX2X_PREV_UNDI_RCQ(tmp_reg) + inc;
bd = BNX2X_PREV_UNDI_BD(tmp_reg) + inc;
tmp_reg = BNX2X_PREV_UNDI_PROD(rcq, bd);
- REG_WR(bp, BNX2X_PREV_UNDI_PROD_ADDR(port), tmp_reg);
+ REG_WR(bp, addr, tmp_reg);
- BNX2X_DEV_INFO("UNDI producer [%d] rings bd -> 0x%04x, rcq -> 0x%04x\n",
- port, bd, rcq);
+ BNX2X_DEV_INFO("UNDI producer [%d/%d][%08x] rings bd -> 0x%04x, rcq -> 0x%04x\n",
+ BP_PORT(bp), BP_FUNC(bp), addr, bd, rcq);
}
static int bnx2x_prev_mcp_done(struct bnx2x *bp)
@@ -10383,7 +10336,6 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp)
/* Reset should be performed after BRB is emptied */
if (reset_reg & MISC_REGISTERS_RESET_REG_1_RST_BRB1) {
u32 timer_count = 1000;
- bool need_write = true;
/* Close the MAC Rx to prevent BRB from filling up */
bnx2x_prev_unload_close_mac(bp, &mac_vals);
@@ -10420,20 +10372,10 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp)
else
timer_count--;
- /* New UNDI FW supports MF and contains better
- * cleaning methods - might be redundant but harmless.
- */
- if (bnx2x_prev_unload_undi_fw_supports_mf(bp)) {
- if (need_write) {
- bnx2x_prev_unload_undi_mf(bp);
- need_write = false;
- }
- } else if (prev_undi) {
- /* If UNDI resides in memory,
- * manually increment it
- */
- bnx2x_prev_unload_undi_inc(bp, BP_PORT(bp), 1);
- }
+ /* If UNDI resides in memory, manually increment it */
+ if (prev_undi)
+ bnx2x_prev_unload_undi_inc(bp, 1);
+
udelay(10);
}
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
index d57282172ea..c067b7888ac 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
@@ -652,6 +652,7 @@ struct adapter {
struct tid_info tids;
void **tid_release_head;
spinlock_t tid_release_lock;
+ struct workqueue_struct *workq;
struct work_struct tid_release_task;
struct work_struct db_full_task;
struct work_struct db_drop_task;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 1afee70ce85..18fb9c61d7b 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -643,8 +643,6 @@ static int set_rxmode(struct net_device *dev, int mtu, bool sleep_ok)
return ret;
}
-static struct workqueue_struct *workq;
-
/**
* link_start - enable a port
* @dev: the port to enable
@@ -3340,7 +3338,7 @@ static void cxgb4_queue_tid_release(struct tid_info *t, unsigned int chan,
adap->tid_release_head = (void **)((uintptr_t)p | chan);
if (!adap->tid_release_task_busy) {
adap->tid_release_task_busy = true;
- queue_work(workq, &adap->tid_release_task);
+ queue_work(adap->workq, &adap->tid_release_task);
}
spin_unlock_bh(&adap->tid_release_lock);
}
@@ -4140,7 +4138,7 @@ void t4_db_full(struct adapter *adap)
notify_rdma_uld(adap, CXGB4_CONTROL_DB_FULL);
t4_set_reg_field(adap, SGE_INT_ENABLE3,
DBFIFO_HP_INT | DBFIFO_LP_INT, 0);
- queue_work(workq, &adap->db_full_task);
+ queue_work(adap->workq, &adap->db_full_task);
}
}
@@ -4150,7 +4148,7 @@ void t4_db_dropped(struct adapter *adap)
disable_dbs(adap);
notify_rdma_uld(adap, CXGB4_CONTROL_DB_FULL);
}
- queue_work(workq, &adap->db_drop_task);
+ queue_work(adap->workq, &adap->db_drop_task);
}
static void uld_attach(struct adapter *adap, unsigned int uld)
@@ -6517,6 +6515,12 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
goto out_disable_device;
}
+ adapter->workq = create_singlethread_workqueue("cxgb4");
+ if (!adapter->workq) {
+ err = -ENOMEM;
+ goto out_free_adapter;
+ }
+
/* PCI device has been enabled */
adapter->flags |= DEV_ENABLED;
@@ -6715,6 +6719,9 @@ sriov:
out_unmap_bar0:
iounmap(adapter->regs);
out_free_adapter:
+ if (adapter->workq)
+ destroy_workqueue(adapter->workq);
+
kfree(adapter);
out_disable_device:
pci_disable_pcie_error_reporting(pdev);
@@ -6736,6 +6743,11 @@ static void remove_one(struct pci_dev *pdev)
if (adapter) {
int i;
+ /* Tear down per-adapter Work Queue first since it can contain
+ * references to our adapter data structure.
+ */
+ destroy_workqueue(adapter->workq);
+
if (is_offload(adapter))
detach_ulds(adapter);
@@ -6788,20 +6800,14 @@ static int __init cxgb4_init_module(void)
{
int ret;
- workq = create_singlethread_workqueue("cxgb4");
- if (!workq)
- return -ENOMEM;
-
/* Debugfs support is optional, just warn if this fails */
cxgb4_debugfs_root = debugfs_create_dir(KBUILD_MODNAME, NULL);
if (!cxgb4_debugfs_root)
pr_warn("could not create debugfs entry, continuing\n");
ret = pci_register_driver(&cxgb4_driver);
- if (ret < 0) {
+ if (ret < 0)
debugfs_remove(cxgb4_debugfs_root);
- destroy_workqueue(workq);
- }
register_inet6addr_notifier(&cxgb4_inet6addr_notifier);
@@ -6813,8 +6819,6 @@ static void __exit cxgb4_cleanup_module(void)
unregister_inet6addr_notifier(&cxgb4_inet6addr_notifier);
pci_unregister_driver(&cxgb4_driver);
debugfs_remove(cxgb4_debugfs_root); /* NULL ok */
- flush_workqueue(workq);
- destroy_workqueue(workq);
}
module_init(cxgb4_init_module);
diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c
index b0bba32d69d..d22d728d4e5 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c
@@ -2303,7 +2303,8 @@ int t4_sge_alloc_eth_txq(struct adapter *adap, struct sge_eth_txq *txq,
FW_EQ_ETH_CMD_PFN(adap->fn) | FW_EQ_ETH_CMD_VFN(0));
c.alloc_to_len16 = htonl(FW_EQ_ETH_CMD_ALLOC |
FW_EQ_ETH_CMD_EQSTART | FW_LEN16(c));
- c.viid_pkd = htonl(FW_EQ_ETH_CMD_VIID(pi->viid));
+ c.viid_pkd = htonl(FW_EQ_ETH_CMD_AUTOEQUEQE |
+ FW_EQ_ETH_CMD_VIID(pi->viid));
c.fetchszm_to_iqid = htonl(FW_EQ_ETH_CMD_HOSTFCMODE(2) |
FW_EQ_ETH_CMD_PCIECHN(pi->tx_chan) |
FW_EQ_ETH_CMD_FETCHRO(1) |
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
index 0549170d7e2..5f2729ebadb 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h
@@ -1227,6 +1227,7 @@ struct fw_eq_eth_cmd {
#define FW_EQ_ETH_CMD_CIDXFTHRESH(x) ((x) << 16)
#define FW_EQ_ETH_CMD_EQSIZE(x) ((x) << 0)
+#define FW_EQ_ETH_CMD_AUTOEQUEQE (1U << 30)
#define FW_EQ_ETH_CMD_VIID(x) ((x) << 16)
struct fw_eq_ctrl_cmd {
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
index bdfa80ca5e3..a5fb9493dee 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
@@ -2250,7 +2250,8 @@ int t4vf_sge_alloc_eth_txq(struct adapter *adapter, struct sge_eth_txq *txq,
cmd.alloc_to_len16 = cpu_to_be32(FW_EQ_ETH_CMD_ALLOC |
FW_EQ_ETH_CMD_EQSTART |
FW_LEN16(cmd));
- cmd.viid_pkd = cpu_to_be32(FW_EQ_ETH_CMD_VIID(pi->viid));
+ cmd.viid_pkd = cpu_to_be32(FW_EQ_ETH_CMD_AUTOEQUEQE |
+ FW_EQ_ETH_CMD_VIID(pi->viid));
cmd.fetchszm_to_iqid =
cpu_to_be32(FW_EQ_ETH_CMD_HOSTFCMODE(SGE_HOSTFCMODE_STPG) |
FW_EQ_ETH_CMD_PCIECHN(pi->port_id) |
diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h
index 9f7fa644a39..ee41d98b44b 100644
--- a/drivers/net/ethernet/freescale/fec.h
+++ b/drivers/net/ethernet/freescale/fec.h
@@ -275,6 +275,9 @@ struct fec_enet_private {
struct clk *clk_enet_out;
struct clk *clk_ptp;
+ bool ptp_clk_on;
+ struct mutex ptp_clk_mutex;
+
/* The saved address of a sent-in-place packet/buffer, for skfree(). */
unsigned char *tx_bounce[TX_RING_SIZE];
struct sk_buff *tx_skbuff[TX_RING_SIZE];
@@ -335,7 +338,7 @@ struct fec_enet_private {
u32 cycle_speed;
int hwts_rx_en;
int hwts_tx_en;
- struct timer_list time_keep;
+ struct delayed_work time_keep;
struct regulator *reg_phy;
};
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 4f87dffcb9b..89355a71962 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -1611,17 +1611,27 @@ static int fec_enet_clk_enable(struct net_device *ndev, bool enable)
goto failed_clk_enet_out;
}
if (fep->clk_ptp) {
+ mutex_lock(&fep->ptp_clk_mutex);
ret = clk_prepare_enable(fep->clk_ptp);
- if (ret)
+ if (ret) {
+ mutex_unlock(&fep->ptp_clk_mutex);
goto failed_clk_ptp;
+ } else {
+ fep->ptp_clk_on = true;
+ }
+ mutex_unlock(&fep->ptp_clk_mutex);
}
} else {
clk_disable_unprepare(fep->clk_ahb);
clk_disable_unprepare(fep->clk_ipg);
if (fep->clk_enet_out)
clk_disable_unprepare(fep->clk_enet_out);
- if (fep->clk_ptp)
+ if (fep->clk_ptp) {
+ mutex_lock(&fep->ptp_clk_mutex);
clk_disable_unprepare(fep->clk_ptp);
+ fep->ptp_clk_on = false;
+ mutex_unlock(&fep->ptp_clk_mutex);
+ }
}
return 0;
@@ -2625,6 +2635,8 @@ fec_probe(struct platform_device *pdev)
if (IS_ERR(fep->clk_enet_out))
fep->clk_enet_out = NULL;
+ fep->ptp_clk_on = false;
+ mutex_init(&fep->ptp_clk_mutex);
fep->clk_ptp = devm_clk_get(&pdev->dev, "ptp");
fep->bufdesc_ex =
pdev->id_entry->driver_data & FEC_QUIRK_HAS_BUFDESC_EX;
@@ -2715,10 +2727,10 @@ fec_drv_remove(struct platform_device *pdev)
struct net_device *ndev = platform_get_drvdata(pdev);
struct fec_enet_private *fep = netdev_priv(ndev);
+ cancel_delayed_work_sync(&fep->time_keep);
cancel_work_sync(&fep->tx_timeout_work);
unregister_netdev(ndev);
fec_enet_mii_remove(fep);
- del_timer_sync(&fep->time_keep);
if (fep->reg_phy)
regulator_disable(fep->reg_phy);
if (fep->ptp_clock)
diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c
index 82386b29914..cca3617a232 100644
--- a/drivers/net/ethernet/freescale/fec_ptp.c
+++ b/drivers/net/ethernet/freescale/fec_ptp.c
@@ -245,12 +245,20 @@ static int fec_ptp_settime(struct ptp_clock_info *ptp,
u64 ns;
unsigned long flags;
+ mutex_lock(&fep->ptp_clk_mutex);
+ /* Check the ptp clock */
+ if (!fep->ptp_clk_on) {
+ mutex_unlock(&fep->ptp_clk_mutex);
+ return -EINVAL;
+ }
+
ns = ts->tv_sec * 1000000000ULL;
ns += ts->tv_nsec;
spin_lock_irqsave(&fep->tmreg_lock, flags);
timecounter_init(&fep->tc, &fep->cc, ns);
spin_unlock_irqrestore(&fep->tmreg_lock, flags);
+ mutex_unlock(&fep->ptp_clk_mutex);
return 0;
}
@@ -338,17 +346,22 @@ int fec_ptp_get(struct net_device *ndev, struct ifreq *ifr)
* fec_time_keep - call timecounter_read every second to avoid timer overrun
* because ENET just support 32bit counter, will timeout in 4s
*/
-static void fec_time_keep(unsigned long _data)
+static void fec_time_keep(struct work_struct *work)
{
- struct fec_enet_private *fep = (struct fec_enet_private *)_data;
+ struct delayed_work *dwork = to_delayed_work(work);
+ struct fec_enet_private *fep = container_of(dwork, struct fec_enet_private, time_keep);
u64 ns;
unsigned long flags;
- spin_lock_irqsave(&fep->tmreg_lock, flags);
- ns = timecounter_read(&fep->tc);
- spin_unlock_irqrestore(&fep->tmreg_lock, flags);
+ mutex_lock(&fep->ptp_clk_mutex);
+ if (fep->ptp_clk_on) {
+ spin_lock_irqsave(&fep->tmreg_lock, flags);
+ ns = timecounter_read(&fep->tc);
+ spin_unlock_irqrestore(&fep->tmreg_lock, flags);
+ }
+ mutex_unlock(&fep->ptp_clk_mutex);
- mod_timer(&fep->time_keep, jiffies + HZ);
+ schedule_delayed_work(&fep->time_keep, HZ);
}
/**
@@ -386,15 +399,13 @@ void fec_ptp_init(struct platform_device *pdev)
fec_ptp_start_cyclecounter(ndev);
- init_timer(&fep->time_keep);
- fep->time_keep.data = (unsigned long)fep;
- fep->time_keep.function = fec_time_keep;
- fep->time_keep.expires = jiffies + HZ;
- add_timer(&fep->time_keep);
+ INIT_DELAYED_WORK(&fep->time_keep, fec_time_keep);
fep->ptp_clock = ptp_clock_register(&fep->ptp_caps, &pdev->dev);
if (IS_ERR(fep->ptp_clock)) {
fep->ptp_clock = NULL;
pr_err("ptp_clock_register failed\n");
}
+
+ schedule_delayed_work(&fep->time_keep, HZ);
}
diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c
index c9127562bd2..21978cc019e 100644
--- a/drivers/net/ethernet/ibm/ibmveth.c
+++ b/drivers/net/ethernet/ibm/ibmveth.c
@@ -292,6 +292,18 @@ failure:
atomic_add(buffers_added, &(pool->available));
}
+/*
+ * The final 8 bytes of the buffer list is a counter of frames dropped
+ * because there was not a buffer in the buffer list capable of holding
+ * the frame.
+ */
+static void ibmveth_update_rx_no_buffer(struct ibmveth_adapter *adapter)
+{
+ __be64 *p = adapter->buffer_list_addr + 4096 - 8;
+
+ adapter->rx_no_buffer = be64_to_cpup(p);
+}
+
/* replenish routine */
static void ibmveth_replenish_task(struct ibmveth_adapter *adapter)
{
@@ -307,8 +319,7 @@ static void ibmveth_replenish_task(struct ibmveth_adapter *adapter)
ibmveth_replenish_buffer_pool(adapter, pool);
}
- adapter->rx_no_buffer = *(u64 *)(((char*)adapter->buffer_list_addr) +
- 4096 - 8);
+ ibmveth_update_rx_no_buffer(adapter);
}
/* empty and free ana buffer pool - also used to do cleanup in error paths */
@@ -698,8 +709,7 @@ static int ibmveth_close(struct net_device *netdev)
free_irq(netdev->irq, netdev);
- adapter->rx_no_buffer = *(u64 *)(((char *)adapter->buffer_list_addr) +
- 4096 - 8);
+ ibmveth_update_rx_no_buffer(adapter);
ibmveth_cleanup(adapter);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ptp.c b/drivers/net/ethernet/intel/i40e/i40e_ptp.c
index bb7fe98b3a6..537b6216971 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_ptp.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ptp.c
@@ -247,7 +247,7 @@ void i40e_ptp_rx_hang(struct i40e_vsi *vsi)
u32 prttsyn_stat;
int n;
- if (pf->flags & I40E_FLAG_PTP)
+ if (!(pf->flags & I40E_FLAG_PTP))
return;
prttsyn_stat = rd32(hw, I40E_PRTTSYN_STAT_1);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 89672551dce..3ac6a0d2f14 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -1003,11 +1003,19 @@ int i40e_pci_sriov_configure(struct pci_dev *pdev, int num_vfs)
static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode,
u32 v_retval, u8 *msg, u16 msglen)
{
- struct i40e_pf *pf = vf->pf;
- struct i40e_hw *hw = &pf->hw;
- int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id;
+ struct i40e_pf *pf;
+ struct i40e_hw *hw;
+ int abs_vf_id;
i40e_status aq_ret;
+ /* validate the request */
+ if (!vf || vf->vf_id >= vf->pf->num_alloc_vfs)
+ return -EINVAL;
+
+ pf = vf->pf;
+ hw = &pf->hw;
+ abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id;
+
/* single place to detect unsuccessful return values */
if (v_retval) {
vf->num_invalid_msgs++;
@@ -1928,17 +1936,20 @@ static void i40e_vc_vf_broadcast(struct i40e_pf *pf,
{
struct i40e_hw *hw = &pf->hw;
struct i40e_vf *vf = pf->vf;
- int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id;
int i;
- for (i = 0; i < pf->num_alloc_vfs; i++) {
+ for (i = 0; i < pf->num_alloc_vfs; i++, vf++) {
+ int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id;
+ /* Not all vfs are enabled so skip the ones that are not */
+ if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states) &&
+ !test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states))
+ continue;
+
/* Ignore return value on purpose - a given VF may fail, but
* we need to keep going and send to all of them
*/
i40e_aq_send_msg_to_vf(hw, abs_vf_id, v_opcode, v_retval,
msg, msglen, NULL);
- vf++;
- abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id;
}
}
@@ -1954,12 +1965,12 @@ void i40e_vc_notify_link_state(struct i40e_pf *pf)
struct i40e_hw *hw = &pf->hw;
struct i40e_vf *vf = pf->vf;
struct i40e_link_status *ls = &pf->hw.phy.link_info;
- int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id;
int i;
pfe.event = I40E_VIRTCHNL_EVENT_LINK_CHANGE;
pfe.severity = I40E_PF_EVENT_SEVERITY_INFO;
- for (i = 0; i < pf->num_alloc_vfs; i++) {
+ for (i = 0; i < pf->num_alloc_vfs; i++, vf++) {
+ int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id;
if (vf->link_forced) {
pfe.event_data.link_event.link_status = vf->link_up;
pfe.event_data.link_event.link_speed =
@@ -1972,8 +1983,6 @@ void i40e_vc_notify_link_state(struct i40e_pf *pf)
i40e_aq_send_msg_to_vf(hw, abs_vf_id, I40E_VIRTCHNL_OP_EVENT,
0, (u8 *)&pfe, sizeof(pfe),
NULL);
- vf++;
- abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id;
}
}
@@ -2002,7 +2011,18 @@ void i40e_vc_notify_reset(struct i40e_pf *pf)
void i40e_vc_notify_vf_reset(struct i40e_vf *vf)
{
struct i40e_virtchnl_pf_event pfe;
- int abs_vf_id = vf->vf_id + vf->pf->hw.func_caps.vf_base_id;
+ int abs_vf_id;
+
+ /* validate the request */
+ if (!vf || vf->vf_id >= vf->pf->num_alloc_vfs)
+ return;
+
+ /* verify if the VF is in either init or active before proceeding */
+ if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states) &&
+ !test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states))
+ return;
+
+ abs_vf_id = vf->vf_id + vf->pf->hw.func_caps.vf_base_id;
pfe.event = I40E_VIRTCHNL_EVENT_RESET_IMPENDING;
pfe.severity = I40E_PF_EVENT_SEVERITY_CERTAIN_DOOM;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
index 16039d1497b..b84f5ea3d65 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
@@ -268,7 +268,7 @@ struct qlcnic_fdt {
u16 cksum;
u16 unused;
u8 model[16];
- u16 mfg_id;
+ u8 mfg_id;
u16 id;
u8 flag;
u8 erase_cmd;
@@ -2362,6 +2362,19 @@ static inline u32 qlcnic_get_vnic_func_count(struct qlcnic_adapter *adapter)
return QLC_DEFAULT_VNIC_COUNT;
}
+static inline void qlcnic_swap32_buffer(u32 *buffer, int count)
+{
+#if defined(__BIG_ENDIAN)
+ u32 *tmp = buffer;
+ int i;
+
+ for (i = 0; i < count; i++) {
+ *tmp = swab32(*tmp);
+ tmp++;
+ }
+#endif
+}
+
#ifdef CONFIG_QLCNIC_HWMON
void qlcnic_register_hwmon_dev(struct qlcnic_adapter *);
void qlcnic_unregister_hwmon_dev(struct qlcnic_adapter *);
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
index a4a4ec0b68f..476e4998ef9 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
@@ -2603,7 +2603,7 @@ int qlcnic_83xx_lockless_flash_read32(struct qlcnic_adapter *adapter,
}
qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_DIRECT_WINDOW,
- (addr));
+ (addr & 0xFFFF0000));
range = flash_offset + (count * sizeof(u32));
/* Check if data is spread across multiple sectors */
@@ -2753,7 +2753,7 @@ int qlcnic_83xx_read_flash_descriptor_table(struct qlcnic_adapter *adapter)
ret = qlcnic_83xx_lockless_flash_read32(adapter, QLCNIC_FDT_LOCATION,
(u8 *)&adapter->ahw->fdt,
count);
-
+ qlcnic_swap32_buffer((u32 *)&adapter->ahw->fdt, count);
qlcnic_83xx_unlock_flash(adapter);
return ret;
}
@@ -2788,7 +2788,7 @@ int qlcnic_83xx_erase_flash_sector(struct qlcnic_adapter *adapter,
addr1 = (sector_start_addr & 0xFF) << 16;
addr2 = (sector_start_addr & 0xFF0000) >> 16;
- reversed_addr = addr1 | addr2;
+ reversed_addr = addr1 | addr2 | (sector_start_addr & 0xFF00);
qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA,
reversed_addr);
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
index f33559b7252..86783e1afcf 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
@@ -1378,31 +1378,45 @@ static int qlcnic_83xx_copy_fw_file(struct qlcnic_adapter *adapter)
{
struct qlc_83xx_fw_info *fw_info = adapter->ahw->fw_info;
const struct firmware *fw = fw_info->fw;
- u32 dest, *p_cache;
+ u32 dest, *p_cache, *temp;
int i, ret = -EIO;
+ __le32 *temp_le;
u8 data[16];
size_t size;
u64 addr;
+ temp = kzalloc(fw->size, GFP_KERNEL);
+ if (!temp) {
+ release_firmware(fw);
+ fw_info->fw = NULL;
+ return -ENOMEM;
+ }
+
+ temp_le = (__le32 *)fw->data;
+
+ /* FW image in file is in little endian, swap the data to nullify
+ * the effect of writel() operation on big endian platform.
+ */
+ for (i = 0; i < fw->size / sizeof(u32); i++)
+ temp[i] = __le32_to_cpu(temp_le[i]);
+
dest = QLCRDX(adapter->ahw, QLCNIC_FW_IMAGE_ADDR);
size = (fw->size & ~0xF);
- p_cache = (u32 *)fw->data;
+ p_cache = temp;
addr = (u64)dest;
ret = qlcnic_ms_mem_write128(adapter, addr,
p_cache, size / 16);
if (ret) {
dev_err(&adapter->pdev->dev, "MS memory write failed\n");
- release_firmware(fw);
- fw_info->fw = NULL;
- return -EIO;
+ goto exit;
}
/* alignment check */
if (fw->size & 0xF) {
addr = dest + size;
for (i = 0; i < (fw->size & 0xF); i++)
- data[i] = fw->data[size + i];
+ data[i] = temp[size + i];
for (; i < 16; i++)
data[i] = 0;
ret = qlcnic_ms_mem_write128(adapter, addr,
@@ -1410,15 +1424,16 @@ static int qlcnic_83xx_copy_fw_file(struct qlcnic_adapter *adapter)
if (ret) {
dev_err(&adapter->pdev->dev,
"MS memory write failed\n");
- release_firmware(fw);
- fw_info->fw = NULL;
- return -EIO;
+ goto exit;
}
}
+
+exit:
release_firmware(fw);
fw_info->fw = NULL;
+ kfree(temp);
- return 0;
+ return ret;
}
static void qlcnic_83xx_dump_pause_control_regs(struct qlcnic_adapter *adapter)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c
index e46fc39d425..c9f57fb84b9 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c
@@ -47,15 +47,26 @@ struct qlcnic_common_entry_hdr {
u32 type;
u32 offset;
u32 cap_size;
+#if defined(__LITTLE_ENDIAN)
u8 mask;
u8 rsvd[2];
u8 flags;
+#else
+ u8 flags;
+ u8 rsvd[2];
+ u8 mask;
+#endif
} __packed;
struct __crb {
u32 addr;
+#if defined(__LITTLE_ENDIAN)
u8 stride;
u8 rsvd1[3];
+#else
+ u8 rsvd1[3];
+ u8 stride;
+#endif
u32 data_size;
u32 no_ops;
u32 rsvd2[4];
@@ -63,15 +74,28 @@ struct __crb {
struct __ctrl {
u32 addr;
+#if defined(__LITTLE_ENDIAN)
u8 stride;
u8 index_a;
u16 timeout;
+#else
+ u16 timeout;
+ u8 index_a;
+ u8 stride;
+#endif
u32 data_size;
u32 no_ops;
+#if defined(__LITTLE_ENDIAN)
u8 opcode;
u8 index_v;
u8 shl_val;
u8 shr_val;
+#else
+ u8 shr_val;
+ u8 shl_val;
+ u8 index_v;
+ u8 opcode;
+#endif
u32 val1;
u32 val2;
u32 val3;
@@ -79,16 +103,27 @@ struct __ctrl {
struct __cache {
u32 addr;
+#if defined(__LITTLE_ENDIAN)
u16 stride;
u16 init_tag_val;
+#else
+ u16 init_tag_val;
+ u16 stride;
+#endif
u32 size;
u32 no_ops;
u32 ctrl_addr;
u32 ctrl_val;
u32 read_addr;
+#if defined(__LITTLE_ENDIAN)
u8 read_addr_stride;
u8 read_addr_num;
u8 rsvd1[2];
+#else
+ u8 rsvd1[2];
+ u8 read_addr_num;
+ u8 read_addr_stride;
+#endif
} __packed;
struct __ocm {
@@ -122,23 +157,39 @@ struct __mux {
struct __queue {
u32 sel_addr;
+#if defined(__LITTLE_ENDIAN)
u16 stride;
u8 rsvd[2];
+#else
+ u8 rsvd[2];
+ u16 stride;
+#endif
u32 size;
u32 no_ops;
u8 rsvd2[8];
u32 read_addr;
+#if defined(__LITTLE_ENDIAN)
u8 read_addr_stride;
u8 read_addr_cnt;
u8 rsvd3[2];
+#else
+ u8 rsvd3[2];
+ u8 read_addr_cnt;
+ u8 read_addr_stride;
+#endif
} __packed;
struct __pollrd {
u32 sel_addr;
u32 read_addr;
u32 sel_val;
+#if defined(__LITTLE_ENDIAN)
u16 sel_val_stride;
u16 no_ops;
+#else
+ u16 no_ops;
+ u16 sel_val_stride;
+#endif
u32 poll_wait;
u32 poll_mask;
u32 data_size;
@@ -153,9 +204,15 @@ struct __mux2 {
u32 no_ops;
u32 sel_val_mask;
u32 read_addr;
+#if defined(__LITTLE_ENDIAN)
u8 sel_val_stride;
u8 data_size;
u8 rsvd[2];
+#else
+ u8 rsvd[2];
+ u8 data_size;
+ u8 sel_val_stride;
+#endif
} __packed;
struct __pollrdmwr {
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
index f5786d5792d..59a721fba01 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
@@ -280,6 +280,7 @@ static ssize_t qlcnic_sysfs_read_crb(struct file *filp, struct kobject *kobj,
if (ret != 0)
return ret;
qlcnic_read_crb(adapter, buf, offset, size);
+ qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32));
return size;
}
@@ -296,6 +297,7 @@ static ssize_t qlcnic_sysfs_write_crb(struct file *filp, struct kobject *kobj,
if (ret != 0)
return ret;
+ qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32));
qlcnic_write_crb(adapter, buf, offset, size);
return size;
}
@@ -329,6 +331,7 @@ static ssize_t qlcnic_sysfs_read_mem(struct file *filp, struct kobject *kobj,
return -EIO;
memcpy(buf, &data, size);
+ qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32));
return size;
}
@@ -346,6 +349,7 @@ static ssize_t qlcnic_sysfs_write_mem(struct file *filp, struct kobject *kobj,
if (ret != 0)
return ret;
+ qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32));
memcpy(&data, buf, size);
if (qlcnic_pci_mem_write_2M(adapter, offset, data))
@@ -412,6 +416,7 @@ static ssize_t qlcnic_sysfs_write_pm_config(struct file *filp,
if (rem)
return QL_STATUS_INVALID_PARAM;
+ qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32));
pm_cfg = (struct qlcnic_pm_func_cfg *)buf;
ret = validate_pm_config(adapter, pm_cfg, count);
@@ -474,6 +479,7 @@ static ssize_t qlcnic_sysfs_read_pm_config(struct file *filp,
pm_cfg[pci_func].dest_npar = 0;
pm_cfg[pci_func].pci_func = i;
}
+ qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32));
return size;
}
@@ -555,6 +561,7 @@ static ssize_t qlcnic_sysfs_write_esw_config(struct file *file,
if (rem)
return QL_STATUS_INVALID_PARAM;
+ qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32));
esw_cfg = (struct qlcnic_esw_func_cfg *)buf;
ret = validate_esw_config(adapter, esw_cfg, count);
if (ret)
@@ -649,6 +656,7 @@ static ssize_t qlcnic_sysfs_read_esw_config(struct file *file,
if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg[pci_func]))
return QL_STATUS_INVALID_PARAM;
}
+ qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32));
return size;
}
@@ -688,6 +696,7 @@ static ssize_t qlcnic_sysfs_write_npar_config(struct file *file,
if (rem)
return QL_STATUS_INVALID_PARAM;
+ qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32));
np_cfg = (struct qlcnic_npar_func_cfg *)buf;
ret = validate_npar_config(adapter, np_cfg, count);
if (ret)
@@ -759,6 +768,7 @@ static ssize_t qlcnic_sysfs_read_npar_config(struct file *file,
np_cfg[pci_func].max_tx_queues = nic_info.max_tx_ques;
np_cfg[pci_func].max_rx_queues = nic_info.max_rx_ques;
}
+ qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32));
return size;
}
@@ -916,6 +926,7 @@ static ssize_t qlcnic_sysfs_read_pci_config(struct file *file,
pci_cfg = (struct qlcnic_pci_func_cfg *)buf;
count = size / sizeof(struct qlcnic_pci_func_cfg);
+ qlcnic_swap32_buffer((u32 *)pci_info, size / sizeof(u32));
for (i = 0; i < count; i++) {
pci_cfg[i].pci_func = pci_info[i].id;
pci_cfg[i].func_type = pci_info[i].type;
@@ -969,6 +980,7 @@ static ssize_t qlcnic_83xx_sysfs_flash_read_handler(struct file *filp,
}
qlcnic_83xx_unlock_flash(adapter);
+ qlcnic_swap32_buffer((u32 *)p_read_buf, count);
memcpy(buf, p_read_buf, size);
kfree(p_read_buf);
@@ -986,9 +998,10 @@ static int qlcnic_83xx_sysfs_flash_bulk_write(struct qlcnic_adapter *adapter,
if (!p_cache)
return -ENOMEM;
+ count = size / sizeof(u32);
+ qlcnic_swap32_buffer((u32 *)buf, count);
memcpy(p_cache, buf, size);
p_src = p_cache;
- count = size / sizeof(u32);
if (qlcnic_83xx_lock_flash(adapter) != 0) {
kfree(p_cache);
@@ -1053,6 +1066,7 @@ static int qlcnic_83xx_sysfs_flash_write(struct qlcnic_adapter *adapter,
if (!p_cache)
return -ENOMEM;
+ qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32));
memcpy(p_cache, buf, size);
p_src = p_cache;
count = size / sizeof(u32);