[PATCH 3/7] ip1000: remove threshold config from ipg_io_config

From: Jesse Huang
Date: Thu Aug 17 2006 - 03:55:07 EST


From: Jesse Huang <jesse@xxxxxxxxxxxxx>

remove threshold config from ipg_io_config

Change Logs:
remove threshold config from ipg_io_config

---

drivers/net/ipg.c | 10 +---------
drivers/net/ipg.h | 38 --------------------------------------
2 files changed, 1 insertions(+), 47 deletions(-)

28a5c5965399fa91d31420cf41b9e7c483f2f672
diff --git a/drivers/net/ipg.c b/drivers/net/ipg.c
index 67bf552..a996c45 100644
--- a/drivers/net/ipg.c
+++ b/drivers/net/ipg.c
@@ -943,15 +943,7 @@ static int ipg_io_config(struct net_devi
ipg_nic_set_multicast_list(dev);

iowrite16(IPG_MAX_RXFRAME_SIZE, ioaddr + MAX_FRAME_SIZE);
- iowrite16(IPG_RE_RSVD_MASK & (IPG_RXEARLYTHRESH_VALUE),
- ioaddr + RX_EARLY_THRESH);
- iowrite32(IPG_TT_RSVD_MASK & (IPG_TXSTARTTHRESH_VALUE),
- ioaddr + TX_START_THRESH);
- iowrite32((IPG_RI_RSVD_MASK &
- ((IPG_RI_RXFRAME_COUNT & IPG_RXFRAME_COUNT) |
- (IPG_RI_PRIORITY_THRESH & (IPG_PRIORITY_THRESH << 12)) |
- (IPG_RI_RXDMAWAIT_TIME & (IPG_RXDMAWAIT_TIME << 16)))),
- ioaddr + RX_DMA_INT_CTRL);
+
iowrite8(IPG_RP_RSVD_MASK & (IPG_RXDMAPOLLPERIOD_VALUE),
ioaddr + RX_DMA_POLL_PERIOD);
iowrite8(IPG_RU_RSVD_MASK & (IPG_RXDMAURGENTTHRESH_VALUE),
diff --git a/drivers/net/ipg.h b/drivers/net/ipg.h
index 9f841d2..818a677 100644
--- a/drivers/net/ipg.h
+++ b/drivers/net/ipg.h
@@ -80,14 +80,11 @@ enum ipg_regs {
RX_DMA_BURST_THRESH = 0x24,
RX_DMA_URGENT_THRESH = 0x25,
RX_DMA_POLL_PERIOD = 0x26,
- RX_DMA_INT_CTRL = 0x28,
DEBUG_CTRL = 0x2c,
ASIC_CTRL = 0x30,
FIFO_CTRL = 0x38, // Unused
- RX_EARLY_THRESH = 0x3a,
FLOW_OFF_THRESH = 0x3c,
FLOW_ON_THRESH = 0x3e,
- TX_START_THRESH = 0x44,
EEPROM_DATA = 0x48,
EEPROM_CTRL = 0x4a,
EXPROM_ADDR = 0x4c, // Unused
@@ -324,12 +321,6 @@ #define IPG_RU_RSVD_MASK
/* RxDMAPollPeriod */
#define IPG_RP_RSVD_MASK 0xFF

-/* TxStartThresh */
-#define IPG_TT_RSVD_MASK 0x0FFF
-
-/* RxEarlyThresh */
-#define IPG_RE_RSVD_MASK 0x07FF
-
/* ReceiveMode */
#define IPG_RM_RSVD_MASK 0x3F
#define IPG_RM_RECEIVEUNICAST 0x01
@@ -496,12 +487,6 @@ #define IPG_MC_RX_DISABLE
#define IPG_MC_RX_ENABLED 0x20000000
#define IPG_MC_PAUSED 0x40000000

-/* RxDMAIntCtrl */
-#define IPG_RI_RSVD_MASK 0xFFFF1CFF
-#define IPG_RI_RXFRAME_COUNT 0x000000FF
-#define IPG_RI_PRIORITY_THRESH 0x00001C00
-#define IPG_RI_RXDMAWAIT_TIME 0xFFFF0000
-
/*
* Tune
*/
@@ -662,32 +647,11 @@ #define IPG_MAXRFDPROCESS_COUNT 0x80
*/
#define IPG_MINUSEDRFDSTOFREE 0x80

-/* Specify priority threshhold for a RxDMAPriority interrupt. */
-#define IPG_PRIORITY_THRESH 0x07
-
-/* Specify the number of receive frames transferred via DMA
- * before a RX interrupt is issued.
- */
-#define IPG_RXFRAME_COUNT 0x08
-
/* specify the jumbo frame maximum size
* per unit is 0x600 (the RxBuffer size that one RFD can carry)
*/
#define MAX_JUMBOSIZE 0x8 // max is 12K

-/* Specify the maximum amount of time (in 64ns increments) to wait
- * before issuing a RX interrupt if number of frames received
- * is less than IPG_RXFRAME_COUNT.
- *
- * Value Time
- * -------------------
- * 0x3D09 ~1ms
- * 0x061A ~100us
- * 0x009C ~10us
- * 0x000F ~1us
- */
-#define IPG_RXDMAWAIT_TIME 0x009C
-
/* Key register values loaded at driver start up. */

/* TXDMAPollPeriod is specified in 320ns increments.
@@ -700,7 +664,6 @@ #define IPG_RXDMAWAIT_TIME 0x009C
* 0xFF ~82us
*/
#define IPG_TXDMAPOLLPERIOD_VALUE 0x26
-#define IPG_TXSTARTTHRESH_VALUE 0x0FFF

/* TxDMAUrgentThresh specifies the minimum amount of
* data in the transmit FIFO before asserting an
@@ -737,7 +700,6 @@ #define IPG_TXDMABURSTTHRESH_VALUE 0x30
* 0xFF ~82us
*/
#define IPG_RXDMAPOLLPERIOD_VALUE 0x01
-#define IPG_RXEARLYTHRESH_VALUE 0x07FF

/* RxDMAUrgentThresh specifies the minimum amount of
* free space within the receive FIFO before asserting
--
1.3.2



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