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path: root/drivers/infiniband/hw/qib/qib_iba7322.c
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Diffstat (limited to 'drivers/infiniband/hw/qib/qib_iba7322.c')
-rw-r--r--drivers/infiniband/hw/qib/qib_iba7322.c189
1 files changed, 0 insertions, 189 deletions
diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c
index 23fb9efe20a4..503992d9c5ce 100644
--- a/drivers/infiniband/hw/qib/qib_iba7322.c
+++ b/drivers/infiniband/hw/qib/qib_iba7322.c
@@ -42,9 +42,6 @@
#include <linux/jiffies.h>
#include <rdma/ib_verbs.h>
#include <rdma/ib_smi.h>
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
-#include <linux/dca.h>
-#endif
#include "qib.h"
#include "qib_7322_regs.h"
@@ -518,12 +515,6 @@ struct qib_chip_specific {
u32 lastbuf_for_pio;
u32 stay_in_freeze;
u32 recovery_ports_initted;
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
- u32 dca_ctrl;
- int rhdr_cpu[18];
- int sdma_cpu[2];
- u64 dca_rcvhdr_ctrl[5]; /* B, C, D, E, F */
-#endif
struct msix_entry *msix_entries;
void **msix_arg;
unsigned long *sendchkenable;
@@ -642,52 +633,6 @@ static struct {
SYM_LSB(IntStatus, SDmaCleanupDone_1), 2 },
};
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
-static const struct dca_reg_map {
- int shadow_inx;
- int lsb;
- u64 mask;
- u16 regno;
-} dca_rcvhdr_reg_map[] = {
- { 0, SYM_LSB(DCACtrlB, RcvHdrq0DCAOPH),
- ~SYM_MASK(DCACtrlB, RcvHdrq0DCAOPH) , KREG_IDX(DCACtrlB) },
- { 0, SYM_LSB(DCACtrlB, RcvHdrq1DCAOPH),
- ~SYM_MASK(DCACtrlB, RcvHdrq1DCAOPH) , KREG_IDX(DCACtrlB) },
- { 0, SYM_LSB(DCACtrlB, RcvHdrq2DCAOPH),
- ~SYM_MASK(DCACtrlB, RcvHdrq2DCAOPH) , KREG_IDX(DCACtrlB) },
- { 0, SYM_LSB(DCACtrlB, RcvHdrq3DCAOPH),
- ~SYM_MASK(DCACtrlB, RcvHdrq3DCAOPH) , KREG_IDX(DCACtrlB) },
- { 1, SYM_LSB(DCACtrlC, RcvHdrq4DCAOPH),
- ~SYM_MASK(DCACtrlC, RcvHdrq4DCAOPH) , KREG_IDX(DCACtrlC) },
- { 1, SYM_LSB(DCACtrlC, RcvHdrq5DCAOPH),
- ~SYM_MASK(DCACtrlC, RcvHdrq5DCAOPH) , KREG_IDX(DCACtrlC) },
- { 1, SYM_LSB(DCACtrlC, RcvHdrq6DCAOPH),
- ~SYM_MASK(DCACtrlC, RcvHdrq6DCAOPH) , KREG_IDX(DCACtrlC) },
- { 1, SYM_LSB(DCACtrlC, RcvHdrq7DCAOPH),
- ~SYM_MASK(DCACtrlC, RcvHdrq7DCAOPH) , KREG_IDX(DCACtrlC) },
- { 2, SYM_LSB(DCACtrlD, RcvHdrq8DCAOPH),
- ~SYM_MASK(DCACtrlD, RcvHdrq8DCAOPH) , KREG_IDX(DCACtrlD) },
- { 2, SYM_LSB(DCACtrlD, RcvHdrq9DCAOPH),
- ~SYM_MASK(DCACtrlD, RcvHdrq9DCAOPH) , KREG_IDX(DCACtrlD) },
- { 2, SYM_LSB(DCACtrlD, RcvHdrq10DCAOPH),
- ~SYM_MASK(DCACtrlD, RcvHdrq10DCAOPH) , KREG_IDX(DCACtrlD) },
- { 2, SYM_LSB(DCACtrlD, RcvHdrq11DCAOPH),
- ~SYM_MASK(DCACtrlD, RcvHdrq11DCAOPH) , KREG_IDX(DCACtrlD) },
- { 3, SYM_LSB(DCACtrlE, RcvHdrq12DCAOPH),
- ~SYM_MASK(DCACtrlE, RcvHdrq12DCAOPH) , KREG_IDX(DCACtrlE) },
- { 3, SYM_LSB(DCACtrlE, RcvHdrq13DCAOPH),
- ~SYM_MASK(DCACtrlE, RcvHdrq13DCAOPH) , KREG_IDX(DCACtrlE) },
- { 3, SYM_LSB(DCACtrlE, RcvHdrq14DCAOPH),
- ~SYM_MASK(DCACtrlE, RcvHdrq14DCAOPH) , KREG_IDX(DCACtrlE) },
- { 3, SYM_LSB(DCACtrlE, RcvHdrq15DCAOPH),
- ~SYM_MASK(DCACtrlE, RcvHdrq15DCAOPH) , KREG_IDX(DCACtrlE) },
- { 4, SYM_LSB(DCACtrlF, RcvHdrq16DCAOPH),
- ~SYM_MASK(DCACtrlF, RcvHdrq16DCAOPH) , KREG_IDX(DCACtrlF) },
- { 4, SYM_LSB(DCACtrlF, RcvHdrq17DCAOPH),
- ~SYM_MASK(DCACtrlF, RcvHdrq17DCAOPH) , KREG_IDX(DCACtrlF) },
-};
-#endif
-
/* ibcctrl bits */
#define QLOGIC_IB_IBCC_LINKINITCMD_DISABLE 1
/* cycle through TS1/TS2 till OK */
@@ -2538,95 +2483,6 @@ static void qib_setup_7322_setextled(struct qib_pportdata *ppd, u32 on)
qib_write_kreg_port(ppd, krp_rcvpktledcnt, ledblink);
}
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
-static void qib_update_rhdrq_dca(struct qib_ctxtdata *rcd)
-{
- struct qib_devdata *dd = rcd->dd;
- struct qib_chip_specific *cspec = dd->cspec;
- int cpu = get_cpu();
-
- if (cspec->rhdr_cpu[rcd->ctxt] != cpu) {
- const struct dca_reg_map *rmp;
-
- cspec->rhdr_cpu[rcd->ctxt] = cpu;
- rmp = &dca_rcvhdr_reg_map[rcd->ctxt];
- cspec->dca_rcvhdr_ctrl[rmp->shadow_inx] &= rmp->mask;
- cspec->dca_rcvhdr_ctrl[rmp->shadow_inx] |=
- (u64) dca3_get_tag(&dd->pcidev->dev, cpu) << rmp->lsb;
- qib_write_kreg(dd, rmp->regno,
- cspec->dca_rcvhdr_ctrl[rmp->shadow_inx]);
- cspec->dca_ctrl |= SYM_MASK(DCACtrlA, RcvHdrqDCAEnable);
- qib_write_kreg(dd, KREG_IDX(DCACtrlA), cspec->dca_ctrl);
- }
- put_cpu();
-}
-
-static void qib_update_sdma_dca(struct qib_pportdata *ppd)
-{
- struct qib_devdata *dd = ppd->dd;
- struct qib_chip_specific *cspec = dd->cspec;
- int cpu = get_cpu();
- unsigned pidx = ppd->port - 1;
-
- if (cspec->sdma_cpu[pidx] != cpu) {
- cspec->sdma_cpu[pidx] = cpu;
- cspec->dca_rcvhdr_ctrl[4] &= ~(ppd->hw_pidx ?
- SYM_MASK(DCACtrlF, SendDma1DCAOPH) :
- SYM_MASK(DCACtrlF, SendDma0DCAOPH));
- cspec->dca_rcvhdr_ctrl[4] |=
- (u64) dca3_get_tag(&dd->pcidev->dev, cpu) <<
- (ppd->hw_pidx ?
- SYM_LSB(DCACtrlF, SendDma1DCAOPH) :
- SYM_LSB(DCACtrlF, SendDma0DCAOPH));
- qib_write_kreg(dd, KREG_IDX(DCACtrlF),
- cspec->dca_rcvhdr_ctrl[4]);
- cspec->dca_ctrl |= ppd->hw_pidx ?
- SYM_MASK(DCACtrlA, SendDMAHead1DCAEnable) :
- SYM_MASK(DCACtrlA, SendDMAHead0DCAEnable);
- qib_write_kreg(dd, KREG_IDX(DCACtrlA), cspec->dca_ctrl);
- }
- put_cpu();
-}
-
-static void qib_setup_dca(struct qib_devdata *dd)
-{
- struct qib_chip_specific *cspec = dd->cspec;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(cspec->rhdr_cpu); i++)
- cspec->rhdr_cpu[i] = -1;
- for (i = 0; i < ARRAY_SIZE(cspec->sdma_cpu); i++)
- cspec->sdma_cpu[i] = -1;
- cspec->dca_rcvhdr_ctrl[0] =
- (1ULL << SYM_LSB(DCACtrlB, RcvHdrq0DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlB, RcvHdrq1DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlB, RcvHdrq2DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlB, RcvHdrq3DCAXfrCnt));
- cspec->dca_rcvhdr_ctrl[1] =
- (1ULL << SYM_LSB(DCACtrlC, RcvHdrq4DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlC, RcvHdrq5DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlC, RcvHdrq6DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlC, RcvHdrq7DCAXfrCnt));
- cspec->dca_rcvhdr_ctrl[2] =
- (1ULL << SYM_LSB(DCACtrlD, RcvHdrq8DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlD, RcvHdrq9DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlD, RcvHdrq10DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlD, RcvHdrq11DCAXfrCnt));
- cspec->dca_rcvhdr_ctrl[3] =
- (1ULL << SYM_LSB(DCACtrlE, RcvHdrq12DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlE, RcvHdrq13DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlE, RcvHdrq14DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlE, RcvHdrq15DCAXfrCnt));
- cspec->dca_rcvhdr_ctrl[4] =
- (1ULL << SYM_LSB(DCACtrlF, RcvHdrq16DCAXfrCnt)) |
- (1ULL << SYM_LSB(DCACtrlF, RcvHdrq17DCAXfrCnt));
- for (i = 0; i < ARRAY_SIZE(cspec->sdma_cpu); i++)
- qib_write_kreg(dd, KREG_IDX(DCACtrlB) + i,
- cspec->dca_rcvhdr_ctrl[i]);
-}
-
-#endif
-
/*
* Disable MSIx interrupt if enabled, call generic MSIx code
* to cleanup, and clear pending MSIx interrupts.
@@ -2667,15 +2523,6 @@ static void qib_setup_7322_cleanup(struct qib_devdata *dd)
{
int i;
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
- if (dd->flags & QIB_DCA_ENABLED) {
- dca_remove_requester(&dd->pcidev->dev);
- dd->flags &= ~QIB_DCA_ENABLED;
- dd->cspec->dca_ctrl = 0;
- qib_write_kreg(dd, KREG_IDX(DCACtrlA), dd->cspec->dca_ctrl);
- }
-#endif
-
qib_7322_free_irq(dd);
kfree(dd->cspec->cntrs);
kfree(dd->cspec->sendchkenable);
@@ -2983,11 +2830,6 @@ static irqreturn_t qib_7322pintr(int irq, void *data)
if (dd->int_counter != (u32) -1)
dd->int_counter++;
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
- if (dd->flags & QIB_DCA_ENABLED)
- qib_update_rhdrq_dca(rcd);
-#endif
-
/* Clear the interrupt bit we expect to be set. */
qib_write_kreg(dd, kr_intclear, ((1ULL << QIB_I_RCVAVAIL_LSB) |
(1ULL << QIB_I_RCVURG_LSB)) << rcd->ctxt);
@@ -3051,11 +2893,6 @@ static irqreturn_t sdma_intr(int irq, void *data)
if (dd->int_counter != (u32) -1)
dd->int_counter++;
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
- if (dd->flags & QIB_DCA_ENABLED)
- qib_update_sdma_dca(ppd);
-#endif
-
/* Clear the interrupt bit we expect to be set. */
qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ?
INT_MASK_P(SDma, 1) : INT_MASK_P(SDma, 0));
@@ -3085,11 +2922,6 @@ static irqreturn_t sdma_idle_intr(int irq, void *data)
if (dd->int_counter != (u32) -1)
dd->int_counter++;
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
- if (dd->flags & QIB_DCA_ENABLED)
- qib_update_sdma_dca(ppd);
-#endif
-
/* Clear the interrupt bit we expect to be set. */
qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ?
INT_MASK_P(SDmaIdle, 1) : INT_MASK_P(SDmaIdle, 0));
@@ -3119,11 +2951,6 @@ static irqreturn_t sdma_progress_intr(int irq, void *data)
if (dd->int_counter != (u32) -1)
dd->int_counter++;
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
- if (dd->flags & QIB_DCA_ENABLED)
- qib_update_sdma_dca(ppd);
-#endif
-
/* Clear the interrupt bit we expect to be set. */
qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ?
INT_MASK_P(SDmaProgress, 1) :
@@ -3154,11 +2981,6 @@ static irqreturn_t sdma_cleanup_intr(int irq, void *data)
if (dd->int_counter != (u32) -1)
dd->int_counter++;
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
- if (dd->flags & QIB_DCA_ENABLED)
- qib_update_sdma_dca(ppd);
-#endif
-
/* Clear the interrupt bit we expect to be set. */
qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ?
INT_MASK_PM(SDmaCleanupDone, 1) :
@@ -4265,10 +4087,6 @@ static void rcvctrl_7322_mod(struct qib_pportdata *ppd, unsigned int op,
qib_write_kreg_ctxt(dd, krc_rcvhdraddr, ctxt,
rcd->rcvhdrq_phys);
rcd->seq_cnt = 1;
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
- if (dd->flags & QIB_DCA_ENABLED)
- qib_update_rhdrq_dca(rcd);
-#endif
}
if (op & QIB_RCVCTRL_CTXT_DIS)
ppd->p_rcvctrl &=
@@ -6893,13 +6711,6 @@ struct qib_devdata *qib_init_iba7322_funcs(struct pci_dev *pdev,
/* clear diagctrl register, in case diags were running and crashed */
qib_write_kreg(dd, kr_hwdiagctrl, 0);
-#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
- ret = dca_add_requester(&pdev->dev);
- if (!ret) {
- dd->flags |= QIB_DCA_ENABLED;
- qib_setup_dca(dd);
- }
-#endif
goto bail;
bail_cleanup:
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-04 17:47:30 +0000