diff options
| author | Francois Romieu <romieu@fr.zoreil.com> | 2012-11-21 14:07:29 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-12-10 23:13:12 +0400 |
| commit | ea0ed3f0dbc5be719ca0623bc8a5ce77e50fddfb (patch) | |
| tree | 4ba2c6c81f057c4f7c212bf5f9b151c804dc7132 | |
| parent | 5916348fdb27dbc3adc176a82573878d3f2b6456 (diff) | |
| download | linux-ea0ed3f0dbc5be719ca0623bc8a5ce77e50fddfb.tar.xz | |
8139cp: revert "set ring address before enabling receiver"
commit b26623dab7eeb1e9f5898c7a49458789dd492f20 upstream.
This patch reverts b01af4579ec41f48e9b9c774e70bd6474ad210db.
The original patch was tested with emulated hardware. Real
hardware chokes.
Fixes https://bugzilla.kernel.org/show_bug.cgi?id=47041
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Acked-by: Jeff Garzik <jgarzik@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: CAI Qian <caiqian@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/net/ethernet/realtek/8139cp.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c index 995d0cfc4c06..a2679d856e14 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) cpw32_f (MAC0 + 0, le32_to_cpu (*(__le32 *) (dev->dev_addr + 0))); cpw32_f (MAC0 + 4, le32_to_cpu (*(__le32 *) (dev->dev_addr + 4))); - cpw32_f(HiTxRingAddr, 0); - cpw32_f(HiTxRingAddr + 4, 0); - - ring_dma = cp->ring_dma; - cpw32_f(RxRingAddr, ring_dma & 0xffffffff); - cpw32_f(RxRingAddr + 4, (ring_dma >> 16) >> 16); - - ring_dma += sizeof(struct cp_desc) * CP_RX_RING_SIZE; - cpw32_f(TxRingAddr, ring_dma & 0xffffffff); - cpw32_f(TxRingAddr + 4, (ring_dma >> 16) >> 16); - cp_start_hw(cp); cpw8(TxThresh, 0x06); /* XXX convert magic num to a constant */ @@ -1003,6 +992,17 @@ static void cp_init_hw (struct cp_private *cp) cpw8(Config5, cpr8(Config5) & PMEStatus); + cpw32_f(HiTxRingAddr, 0); + cpw32_f(HiTxRingAddr + 4, 0); + + ring_dma = cp->ring_dma; + cpw32_f(RxRingAddr, ring_dma & 0xffffffff); + cpw32_f(RxRingAddr + 4, (ring_dma >> 16) >> 16); + + ring_dma += sizeof(struct cp_desc) * CP_RX_RING_SIZE; + cpw32_f(TxRingAddr, ring_dma & 0xffffffff); + cpw32_f(TxRingAddr + 4, (ring_dma >> 16) >> 16); + cpw16(MultiIntr, 0); cpw8_f(Cfg9346, Cfg9346_Lock); |