- patches.suse/slab-handle-memoryless-nodes-v2a.patch: Refresh.
[linux-flexiantxendom0-3.2.10.git] / drivers / net / sfc / falcon_gmac.c
index 8865eae..7dadfcb 100644 (file)
@@ -1,7 +1,7 @@
 /****************************************************************************
  * Driver for Solarflare Solarstorm network controllers and boards
  * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2008 Solarflare Communications Inc.
+ * Copyright 2006-2009 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
 #include <linux/delay.h>
 #include "net_driver.h"
 #include "efx.h"
-#include "falcon.h"
+#include "nic.h"
 #include "mac.h"
-#include "falcon_hwdefs.h"
-#include "falcon_io.h"
-#include "gmii.h"
+#include "regs.h"
+#include "io.h"
 
 /**************************************************************************
  *
  *
  *************************************************************************/
 
-static void falcon_reconfigure_gmac(struct efx_nic *efx)
+static int falcon_reconfigure_gmac(struct efx_nic *efx)
 {
+       struct efx_link_state *link_state = &efx->link_state;
        bool loopback, tx_fc, rx_fc, bytemode;
        int if_mode;
        unsigned int max_frame_len;
        efx_oword_t reg;
 
        /* Configuration register 1 */
-       tx_fc = (efx->link_fc & EFX_FC_TX) || !efx->link_fd;
-       rx_fc = !!(efx->link_fc & EFX_FC_RX);
+       tx_fc = (link_state->fc & EFX_FC_TX) || !link_state->fd;
+       rx_fc = !!(link_state->fc & EFX_FC_RX);
        loopback = (efx->loopback_mode == LOOPBACK_GMAC);
-       bytemode = (efx->link_speed == 1000);
+       bytemode = (link_state->speed == 1000);
 
        EFX_POPULATE_OWORD_5(reg,
-                            GM_LOOP, loopback,
-                            GM_TX_EN, 1,
-                            GM_TX_FC_EN, tx_fc,
-                            GM_RX_EN, 1,
-                            GM_RX_FC_EN, rx_fc);
-       falcon_write(efx, &reg, GM_CFG1_REG);
+                            FRF_AB_GM_LOOP, loopback,
+                            FRF_AB_GM_TX_EN, 1,
+                            FRF_AB_GM_TX_FC_EN, tx_fc,
+                            FRF_AB_GM_RX_EN, 1,
+                            FRF_AB_GM_RX_FC_EN, rx_fc);
+       efx_writeo(efx, &reg, FR_AB_GM_CFG1);
        udelay(10);
 
        /* Configuration register 2 */
        if_mode = (bytemode) ? 2 : 1;
        EFX_POPULATE_OWORD_5(reg,
-                            GM_IF_MODE, if_mode,
-                            GM_PAD_CRC_EN, 1,
-                            GM_LEN_CHK, 1,
-                            GM_FD, efx->link_fd,
-                            GM_PAMBL_LEN, 0x7/*datasheet recommended */);
+                            FRF_AB_GM_IF_MODE, if_mode,
+                            FRF_AB_GM_PAD_CRC_EN, 1,
+                            FRF_AB_GM_LEN_CHK, 1,
+                            FRF_AB_GM_FD, link_state->fd,
+                            FRF_AB_GM_PAMBL_LEN, 0x7/*datasheet recommended */);
 
-       falcon_write(efx, &reg, GM_CFG2_REG);
+       efx_writeo(efx, &reg, FR_AB_GM_CFG2);
        udelay(10);
 
        /* Max frame len register */
        max_frame_len = EFX_MAX_FRAME_LEN(efx->net_dev->mtu);
-       EFX_POPULATE_OWORD_1(reg, GM_MAX_FLEN, max_frame_len);
-       falcon_write(efx, &reg, GM_MAX_FLEN_REG);
+       EFX_POPULATE_OWORD_1(reg, FRF_AB_GM_MAX_FLEN, max_frame_len);
+       efx_writeo(efx, &reg, FR_AB_GM_MAX_FLEN);
        udelay(10);
 
        /* FIFO configuration register 0 */
        EFX_POPULATE_OWORD_5(reg,
-                            GMF_FTFENREQ, 1,
-                            GMF_STFENREQ, 1,
-                            GMF_FRFENREQ, 1,
-                            GMF_SRFENREQ, 1,
-                            GMF_WTMENREQ, 1);
-       falcon_write(efx, &reg, GMF_CFG0_REG);
+                            FRF_AB_GMF_FTFENREQ, 1,
+                            FRF_AB_GMF_STFENREQ, 1,
+                            FRF_AB_GMF_FRFENREQ, 1,
+                            FRF_AB_GMF_SRFENREQ, 1,
+                            FRF_AB_GMF_WTMENREQ, 1);
+       efx_writeo(efx, &reg, FR_AB_GMF_CFG0);
        udelay(10);
 
        /* FIFO configuration register 1 */
        EFX_POPULATE_OWORD_2(reg,
-                            GMF_CFGFRTH, 0x12,
-                            GMF_CFGXOFFRTX, 0xffff);
-       falcon_write(efx, &reg, GMF_CFG1_REG);
+                            FRF_AB_GMF_CFGFRTH, 0x12,
+                            FRF_AB_GMF_CFGXOFFRTX, 0xffff);
+       efx_writeo(efx, &reg, FR_AB_GMF_CFG1);
        udelay(10);
 
        /* FIFO configuration register 2 */
        EFX_POPULATE_OWORD_2(reg,
-                            GMF_CFGHWM, 0x3f,
-                            GMF_CFGLWM, 0xa);
-       falcon_write(efx, &reg, GMF_CFG2_REG);
+                            FRF_AB_GMF_CFGHWM, 0x3f,
+                            FRF_AB_GMF_CFGLWM, 0xa);
+       efx_writeo(efx, &reg, FR_AB_GMF_CFG2);
        udelay(10);
 
        /* FIFO configuration register 3 */
        EFX_POPULATE_OWORD_2(reg,
-                            GMF_CFGHWMFT, 0x1c,
-                            GMF_CFGFTTH, 0x08);
-       falcon_write(efx, &reg, GMF_CFG3_REG);
+                            FRF_AB_GMF_CFGHWMFT, 0x1c,
+                            FRF_AB_GMF_CFGFTTH, 0x08);
+       efx_writeo(efx, &reg, FR_AB_GMF_CFG3);
        udelay(10);
 
        /* FIFO configuration register 4 */
-       EFX_POPULATE_OWORD_1(reg, GMF_HSTFLTRFRM_PAUSE, 1);
-       falcon_write(efx, &reg, GMF_CFG4_REG);
+       EFX_POPULATE_OWORD_1(reg, FRF_AB_GMF_HSTFLTRFRM_PAUSE, 1);
+       efx_writeo(efx, &reg, FR_AB_GMF_CFG4);
        udelay(10);
 
        /* FIFO configuration register 5 */
-       falcon_read(efx, &reg, GMF_CFG5_REG);
-       EFX_SET_OWORD_FIELD(reg, GMF_CFGBYTMODE, bytemode);
-       EFX_SET_OWORD_FIELD(reg, GMF_CFGHDPLX, !efx->link_fd);
-       EFX_SET_OWORD_FIELD(reg, GMF_HSTDRPLT64, !efx->link_fd);
-       EFX_SET_OWORD_FIELD(reg, GMF_HSTFLTRFRMDC_PAUSE, 0);
-       falcon_write(efx, &reg, GMF_CFG5_REG);
+       efx_reado(efx, &reg, FR_AB_GMF_CFG5);
+       EFX_SET_OWORD_FIELD(reg, FRF_AB_GMF_CFGBYTMODE, bytemode);
+       EFX_SET_OWORD_FIELD(reg, FRF_AB_GMF_CFGHDPLX, !link_state->fd);
+       EFX_SET_OWORD_FIELD(reg, FRF_AB_GMF_HSTDRPLT64, !link_state->fd);
+       EFX_SET_OWORD_FIELD(reg, FRF_AB_GMF_HSTFLTRFRMDC_PAUSE, 0);
+       efx_writeo(efx, &reg, FR_AB_GMF_CFG5);
        udelay(10);
 
        /* MAC address */
        EFX_POPULATE_OWORD_4(reg,
-                            GM_HWADDR_5, efx->net_dev->dev_addr[5],
-                            GM_HWADDR_4, efx->net_dev->dev_addr[4],
-                            GM_HWADDR_3, efx->net_dev->dev_addr[3],
-                            GM_HWADDR_2, efx->net_dev->dev_addr[2]);
-       falcon_write(efx, &reg, GM_ADR1_REG);
+                            FRF_AB_GM_ADR_B0, efx->net_dev->dev_addr[5],
+                            FRF_AB_GM_ADR_B1, efx->net_dev->dev_addr[4],
+                            FRF_AB_GM_ADR_B2, efx->net_dev->dev_addr[3],
+                            FRF_AB_GM_ADR_B3, efx->net_dev->dev_addr[2]);
+       efx_writeo(efx, &reg, FR_AB_GM_ADR1);
        udelay(10);
        EFX_POPULATE_OWORD_2(reg,
-                            GM_HWADDR_1, efx->net_dev->dev_addr[1],
-                            GM_HWADDR_0, efx->net_dev->dev_addr[0]);
-       falcon_write(efx, &reg, GM_ADR2_REG);
+                            FRF_AB_GM_ADR_B4, efx->net_dev->dev_addr[1],
+                            FRF_AB_GM_ADR_B5, efx->net_dev->dev_addr[0]);
+       efx_writeo(efx, &reg, FR_AB_GM_ADR2);
        udelay(10);
 
        falcon_reconfigure_mac_wrapper(efx);
+
+       return 0;
 }
 
 static void falcon_update_stats_gmac(struct efx_nic *efx)
@@ -130,11 +132,6 @@ static void falcon_update_stats_gmac(struct efx_nic *efx)
        struct efx_mac_stats *mac_stats = &efx->mac_stats;
        unsigned long old_rx_pause, old_tx_pause;
        unsigned long new_rx_pause, new_tx_pause;
-       int rc;
-
-       rc = falcon_dma_stats(efx, GDmaDone_offset);
-       if (rc)
-               return;
 
        /* Pause frames are erroneously counted as errors (SFC bug 3269) */
        old_rx_pause = mac_stats->rx_pause;
@@ -221,9 +218,13 @@ static void falcon_update_stats_gmac(struct efx_nic *efx)
        mac_stats->rx_lt64 = mac_stats->rx_good_lt64 + mac_stats->rx_bad_lt64;
 }
 
+static bool falcon_gmac_check_fault(struct efx_nic *efx)
+{
+       return false;
+}
+
 struct efx_mac_operations falcon_gmac_operations = {
        .reconfigure    = falcon_reconfigure_gmac,
        .update_stats   = falcon_update_stats_gmac,
-       .irq            = efx_port_dummy_op_void,
-       .poll           = efx_port_dummy_op_void,
+       .check_fault    = falcon_gmac_check_fault,
 };