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authorIngo Molnar <mingo@kernel.org>2012-12-08 09:25:06 -0500
committerIngo Molnar <mingo@kernel.org>2012-12-08 09:25:06 -0500
commitf0b9abfb044649bc452fb2fb975ff2fd599cc6a3 (patch)
tree7800081c5cb16a4dfee1e57a70f3be90f7b50d9a /drivers/net/ethernet/realtek/8139cp.c
parentadc1ef1e37358d3c17d1a74a58b2e104fc0bda15 (diff)
parent1b3c393cd43f22ead8a6a2f839efc6df8ebd7465 (diff)
Merge branch 'linus' into perf/core
Conflicts: tools/perf/Makefile tools/perf/builtin-test.c tools/perf/perf.h tools/perf/tests/parse-events.c tools/perf/util/evsel.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/realtek/8139cp.c')
-rw-r--r--drivers/net/ethernet/realtek/8139cp.c33
1 files changed, 19 insertions, 14 deletions
diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c
index 1c818254b7be..609125a249d9 100644
--- a/drivers/net/ethernet/realtek/8139cp.c
+++ b/drivers/net/ethernet/realtek/8139cp.c
@@ -979,17 +979,6 @@ static void cp_init_hw (struct cp_private *cp)
979 cpw32_f (MAC0 + 0, le32_to_cpu (*(__le32 *) (dev->dev_addr + 0))); 979 cpw32_f (MAC0 + 0, le32_to_cpu (*(__le32 *) (dev->dev_addr + 0)));
980 cpw32_f (MAC0 + 4, le32_to_cpu (*(__le32 *) (dev->dev_addr + 4))); 980 cpw32_f (MAC0 + 4, le32_to_cpu (*(__le32 *) (dev->dev_addr + 4)));
981 981
982 cpw32_f(HiTxRingAddr, 0);
983 cpw32_f(HiTxRingAddr + 4, 0);
984
985 ring_dma = cp->ring_dma;
986 cpw32_f(RxRingAddr, ring_dma & 0xffffffff);
987 cpw32_f(RxRingAddr + 4, (ring_dma >> 16) >> 16);
988
989 ring_dma += sizeof(struct cp_desc) * CP_RX_RING_SIZE;
990 cpw32_f(TxRingAddr, ring_dma & 0xffffffff);
991 cpw32_f(TxRingAddr + 4, (ring_dma >> 16) >> 16);
992
993 cp_start_hw(cp); 982 cp_start_hw(cp);
994 cpw8(TxThresh, 0x06); /* XXX convert magic num to a constant */ 983 cpw8(TxThresh, 0x06); /* XXX convert magic num to a constant */
995 984
@@ -1003,6 +992,17 @@ static void cp_init_hw (struct cp_private *cp)
1003 992
1004 cpw8(Config5, cpr8(Config5) & PMEStatus); 993 cpw8(Config5, cpr8(Config5) & PMEStatus);
1005 994
995 cpw32_f(HiTxRingAddr, 0);
996 cpw32_f(HiTxRingAddr + 4, 0);
997
998 ring_dma = cp->ring_dma;
999 cpw32_f(RxRingAddr, ring_dma & 0xffffffff);
1000 cpw32_f(RxRingAddr + 4, (ring_dma >> 16) >> 16);
1001
1002 ring_dma += sizeof(struct cp_desc) * CP_RX_RING_SIZE;
1003 cpw32_f(TxRingAddr, ring_dma & 0xffffffff);
1004 cpw32_f(TxRingAddr + 4, (ring_dma >> 16) >> 16);
1005
1006 cpw16(MultiIntr, 0); 1006 cpw16(MultiIntr, 0);
1007 1007
1008 cpw8_f(Cfg9346, Cfg9346_Lock); 1008 cpw8_f(Cfg9346, Cfg9346_Lock);
@@ -1060,17 +1060,22 @@ static int cp_init_rings (struct cp_private *cp)
1060 1060
1061static int cp_alloc_rings (struct cp_private *cp) 1061static int cp_alloc_rings (struct cp_private *cp)
1062{ 1062{
1063 struct device *d = &cp->pdev->dev;
1063 void *mem; 1064 void *mem;
1065 int rc;
1064 1066
1065 mem = dma_alloc_coherent(&cp->pdev->dev, CP_RING_BYTES, 1067 mem = dma_alloc_coherent(d, CP_RING_BYTES, &cp->ring_dma, GFP_KERNEL);
1066 &cp->ring_dma, GFP_KERNEL);
1067 if (!mem) 1068 if (!mem)
1068 return -ENOMEM; 1069 return -ENOMEM;
1069 1070
1070 cp->rx_ring = mem; 1071 cp->rx_ring = mem;
1071 cp->tx_ring = &cp->rx_ring[CP_RX_RING_SIZE]; 1072 cp->tx_ring = &cp->rx_ring[CP_RX_RING_SIZE];
1072 1073
1073 return cp_init_rings(cp); 1074 rc = cp_init_rings(cp);
1075 if (rc < 0)
1076 dma_free_coherent(d, CP_RING_BYTES, cp->rx_ring, cp->ring_dma);
1077
1078 return rc;
1074} 1079}
1075 1080
1076static void cp_clean_rings (struct cp_private *cp) 1081static void cp_clean_rings (struct cp_private *cp)