diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2014-11-03 12:06:21 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2014-11-03 12:06:21 +0100 |
| commit | 123b2dd10b4659911ef38458573a57f94cbf5448 (patch) | |
| tree | 536765a44b6fb25f024a8387f4677f994015b041 /drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c | |
| parent | f62c95fd4041d669159dd76ac0bb2a7f86b5b05d (diff) | |
| parent | 0df1f2487d2f0d04703f142813d53615d62a1da4 (diff) | |
Merge remote-tracking branch 'origin/master' into HEAD
Several important fixes went in between 3.18-rc1 and 3.18-rc3, so
KVM/x86 work for 3.19 will be based on 3.18-rc3.
Diffstat (limited to 'drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c')
| -rw-r--r-- | drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c index e6d24c210198..c22f32622fa9 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c @@ -124,20 +124,18 @@ static int xgene_enet_ecc_init(struct xgene_enet_pdata *p) { struct net_device *ndev = p->ndev; u32 data; - int i; + int i = 0; xgene_enet_wr_diag_csr(p, ENET_CFG_MEM_RAM_SHUTDOWN_ADDR, 0); - for (i = 0; i < 10 && data != ~0U ; i++) { + do { usleep_range(100, 110); data = xgene_enet_rd_diag_csr(p, ENET_BLOCK_MEM_RDY_ADDR); - } + if (data == ~0U) + return 0; + } while (++i < 10); - if (data != ~0U) { - netdev_err(ndev, "Failed to release memory from shutdown\n"); - return -ENODEV; - } - - return 0; + netdev_err(ndev, "Failed to release memory from shutdown\n"); + return -ENODEV; } static void xgene_enet_config_ring_if_assoc(struct xgene_enet_pdata *p) |