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path: root/drivers/infiniband/hw/ipath/ipath_iba6110.c
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Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_iba6110.c')
-rw-r--r--drivers/infiniband/hw/ipath/ipath_iba6110.c51
1 files changed, 24 insertions, 27 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_iba6110.c b/drivers/infiniband/hw/ipath/ipath_iba6110.c
index 9e2ced3cdc5e..02831ad070b8 100644
--- a/drivers/infiniband/hw/ipath/ipath_iba6110.c
+++ b/drivers/infiniband/hw/ipath/ipath_iba6110.c
@@ -40,6 +40,7 @@
#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/htirq.h>
+#include <rdma/ib_verbs.h>
#include "ipath_kernel.h"
#include "ipath_registers.h"
@@ -305,7 +306,9 @@ static const struct ipath_cregs ipath_ht_cregs = {
/* kr_intstatus, kr_intclear, kr_intmask bits */
#define INFINIPATH_I_RCVURG_MASK ((1U<<9)-1)
+#define INFINIPATH_I_RCVURG_SHIFT 0
#define INFINIPATH_I_RCVAVAIL_MASK ((1U<<9)-1)
+#define INFINIPATH_I_RCVAVAIL_SHIFT 12
/* kr_hwerrclear, kr_hwerrmask, kr_hwerrstatus, bits */
#define INFINIPATH_HWE_HTCMEMPARITYERR_SHIFT 0
@@ -476,7 +479,13 @@ static const struct ipath_hwerror_msgs ipath_6110_hwerror_msgs[] = {
#define RXE_EAGER_PARITY (INFINIPATH_HWE_RXEMEMPARITYERR_EAGERTID \
<< INFINIPATH_HWE_RXEMEMPARITYERR_SHIFT)
-static int ipath_ht_txe_recover(struct ipath_devdata *);
+static void ipath_ht_txe_recover(struct ipath_devdata *dd)
+{
+ ++ipath_stats.sps_txeparity;
+ dev_info(&dd->pcidev->dev,
+ "Recovering from TXE PIO parity error\n");
+}
+
/**
* ipath_ht_handle_hwerrors - display hardware errors.
@@ -557,11 +566,11 @@ static void ipath_ht_handle_hwerrors(struct ipath_devdata *dd, char *msg,
* occur if a processor speculative read is done to the PIO
* buffer while we are sending a packet, for example.
*/
- if ((hwerrs & TXE_PIO_PARITY) && ipath_ht_txe_recover(dd))
+ if (hwerrs & TXE_PIO_PARITY) {
+ ipath_ht_txe_recover(dd);
hwerrs &= ~TXE_PIO_PARITY;
- if (hwerrs & RXE_EAGER_PARITY)
- ipath_dev_err(dd, "RXE parity, Eager TID error is not "
- "recoverable\n");
+ }
+
if (!hwerrs) {
ipath_dbg("Clearing freezemode on ignored or "
"recovered hardware error\n");
@@ -735,11 +744,10 @@ static int ipath_ht_boardname(struct ipath_devdata *dd, char *name,
*/
dd->ipath_flags |= IPATH_32BITCOUNTERS;
dd->ipath_flags |= IPATH_GPIO_INTR;
- if (dd->ipath_htspeed != 800)
+ if (dd->ipath_lbus_speed != 800)
ipath_dev_err(dd,
"Incorrectly configured for HT @ %uMHz\n",
- dd->ipath_htspeed);
- ret = 0;
+ dd->ipath_lbus_speed);
/*
* set here, not in ipath_init_*_funcs because we have to do
@@ -839,7 +847,7 @@ static void slave_or_pri_blk(struct ipath_devdata *dd, struct pci_dev *pdev,
/*
* now write them back to clear the error.
*/
- pci_write_config_byte(pdev, link_off,
+ pci_write_config_word(pdev, link_off,
linkctrl & (0xf << 8));
}
}
@@ -904,7 +912,7 @@ static void slave_or_pri_blk(struct ipath_devdata *dd, struct pci_dev *pdev,
break;
}
- dd->ipath_htwidth = width;
+ dd->ipath_lbus_width = width;
if (linkwidth != 0x11) {
ipath_dev_err(dd, "Not configured for 16 bit HT "
@@ -952,8 +960,13 @@ static void slave_or_pri_blk(struct ipath_devdata *dd, struct pci_dev *pdev,
speed = 200;
break;
}
- dd->ipath_htspeed = speed;
+ dd->ipath_lbus_speed = speed;
}
+
+ snprintf(dd->ipath_lbus_info, sizeof(dd->ipath_lbus_info),
+ "HyperTransport,%uMHz,x%u\n",
+ dd->ipath_lbus_speed,
+ dd->ipath_lbus_width);
}
static int ipath_ht_intconfig(struct ipath_devdata *dd)
@@ -1653,22 +1666,6 @@ static int ipath_ht_early_init(struct ipath_devdata *dd)
}
-static int ipath_ht_txe_recover(struct ipath_devdata *dd)
-{
- int cnt = ++ipath_stats.sps_txeparity;
- if (cnt >= IPATH_MAX_PARITY_ATTEMPTS) {
- if (cnt == IPATH_MAX_PARITY_ATTEMPTS)
- ipath_dev_err(dd,
- "Too many attempts to recover from "
- "TXE parity, giving up\n");
- return 0;
- }
- dev_info(&dd->pcidev->dev,
- "Recovering from TXE PIO parity error\n");
- return 1;
-}
-
-
/**
* ipath_init_ht_get_base_info - set chip-specific flags for user code
* @dd: the infinipath device