diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/infiniband/hw/qib/qib_fs.c | 25 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_iba6120.c | 12 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_iba7322.c | 771 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_init.c | 6 |
4 files changed, 200 insertions, 614 deletions
diff --git a/drivers/infiniband/hw/qib/qib_fs.c b/drivers/infiniband/hw/qib/qib_fs.c index 755470440ef1..edef8527eb34 100644 --- a/drivers/infiniband/hw/qib/qib_fs.c +++ b/drivers/infiniband/hw/qib/qib_fs.c | |||
@@ -144,10 +144,11 @@ static ssize_t dev_counters_read(struct file *file, char __user *buf, | |||
144 | size_t count, loff_t *ppos) | 144 | size_t count, loff_t *ppos) |
145 | { | 145 | { |
146 | u64 *counters; | 146 | u64 *counters; |
147 | size_t avail; | ||
147 | struct qib_devdata *dd = private2dd(file); | 148 | struct qib_devdata *dd = private2dd(file); |
148 | 149 | ||
149 | return simple_read_from_buffer(buf, count, ppos, counters, | 150 | avail = dd->f_read_cntrs(dd, *ppos, NULL, &counters); |
150 | dd->f_read_cntrs(dd, *ppos, NULL, &counters)); | 151 | return simple_read_from_buffer(buf, count, ppos, counters, avail); |
151 | } | 152 | } |
152 | 153 | ||
153 | /* read the per-device counters */ | 154 | /* read the per-device counters */ |
@@ -155,10 +156,11 @@ static ssize_t dev_names_read(struct file *file, char __user *buf, | |||
155 | size_t count, loff_t *ppos) | 156 | size_t count, loff_t *ppos) |
156 | { | 157 | { |
157 | char *names; | 158 | char *names; |
159 | size_t avail; | ||
158 | struct qib_devdata *dd = private2dd(file); | 160 | struct qib_devdata *dd = private2dd(file); |
159 | 161 | ||
160 | return simple_read_from_buffer(buf, count, ppos, names, | 162 | avail = dd->f_read_cntrs(dd, *ppos, &names, NULL); |
161 | dd->f_read_cntrs(dd, *ppos, &names, NULL)); | 163 | return simple_read_from_buffer(buf, count, ppos, names, avail); |
162 | } | 164 | } |
163 | 165 | ||
164 | static const struct file_operations cntr_ops[] = { | 166 | static const struct file_operations cntr_ops[] = { |
@@ -176,10 +178,11 @@ static ssize_t portnames_read(struct file *file, char __user *buf, | |||
176 | size_t count, loff_t *ppos) | 178 | size_t count, loff_t *ppos) |
177 | { | 179 | { |
178 | char *names; | 180 | char *names; |
181 | size_t avail; | ||
179 | struct qib_devdata *dd = private2dd(file); | 182 | struct qib_devdata *dd = private2dd(file); |
180 | 183 | ||
181 | return simple_read_from_buffer(buf, count, ppos, names, | 184 | avail = dd->f_read_portcntrs(dd, *ppos, 0, &names, NULL); |
182 | dd->f_read_portcntrs(dd, *ppos, 0, &names, NULL)); | 185 | return simple_read_from_buffer(buf, count, ppos, names, avail); |
183 | } | 186 | } |
184 | 187 | ||
185 | /* read the per-port counters for port 1 (pidx 0) */ | 188 | /* read the per-port counters for port 1 (pidx 0) */ |
@@ -187,10 +190,11 @@ static ssize_t portcntrs_1_read(struct file *file, char __user *buf, | |||
187 | size_t count, loff_t *ppos) | 190 | size_t count, loff_t *ppos) |
188 | { | 191 | { |
189 | u64 *counters; | 192 | u64 *counters; |
193 | size_t avail; | ||
190 | struct qib_devdata *dd = private2dd(file); | 194 | struct qib_devdata *dd = private2dd(file); |
191 | 195 | ||
192 | return simple_read_from_buffer(buf, count, ppos, counters, | 196 | avail = dd->f_read_portcntrs(dd, *ppos, 0, NULL, &counters); |
193 | dd->f_read_portcntrs(dd, *ppos, 0, NULL, &counters)); | 197 | return simple_read_from_buffer(buf, count, ppos, counters, avail); |
194 | } | 198 | } |
195 | 199 | ||
196 | /* read the per-port counters for port 2 (pidx 1) */ | 200 | /* read the per-port counters for port 2 (pidx 1) */ |
@@ -198,10 +202,11 @@ static ssize_t portcntrs_2_read(struct file *file, char __user *buf, | |||
198 | size_t count, loff_t *ppos) | 202 | size_t count, loff_t *ppos) |
199 | { | 203 | { |
200 | u64 *counters; | 204 | u64 *counters; |
205 | size_t avail; | ||
201 | struct qib_devdata *dd = private2dd(file); | 206 | struct qib_devdata *dd = private2dd(file); |
202 | 207 | ||
203 | return simple_read_from_buffer(buf, count, ppos, counters, | 208 | avail = dd->f_read_portcntrs(dd, *ppos, 1, NULL, &counters); |
204 | dd->f_read_portcntrs(dd, *ppos, 1, NULL, &counters)); | 209 | return simple_read_from_buffer(buf, count, ppos, counters, avail); |
205 | } | 210 | } |
206 | 211 | ||
207 | static const struct file_operations portcntr_ops[] = { | 212 | static const struct file_operations portcntr_ops[] = { |
diff --git a/drivers/infiniband/hw/qib/qib_iba6120.c b/drivers/infiniband/hw/qib/qib_iba6120.c index 7b6549fd429b..1eadadc13da8 100644 --- a/drivers/infiniband/hw/qib/qib_iba6120.c +++ b/drivers/infiniband/hw/qib/qib_iba6120.c | |||
@@ -3475,14 +3475,6 @@ struct qib_devdata *qib_init_iba6120_funcs(struct pci_dev *pdev, | |||
3475 | struct qib_devdata *dd; | 3475 | struct qib_devdata *dd; |
3476 | int ret; | 3476 | int ret; |
3477 | 3477 | ||
3478 | #ifndef CONFIG_PCI_MSI | ||
3479 | qib_early_err(&pdev->dev, "QLogic PCIE device 0x%x cannot " | ||
3480 | "work if CONFIG_PCI_MSI is not enabled\n", | ||
3481 | ent->device); | ||
3482 | dd = ERR_PTR(-ENODEV); | ||
3483 | goto bail; | ||
3484 | #endif | ||
3485 | |||
3486 | dd = qib_alloc_devdata(pdev, sizeof(struct qib_pportdata) + | 3478 | dd = qib_alloc_devdata(pdev, sizeof(struct qib_pportdata) + |
3487 | sizeof(struct qib_chip_specific)); | 3479 | sizeof(struct qib_chip_specific)); |
3488 | if (IS_ERR(dd)) | 3480 | if (IS_ERR(dd)) |
@@ -3554,10 +3546,6 @@ struct qib_devdata *qib_init_iba6120_funcs(struct pci_dev *pdev, | |||
3554 | if (qib_mini_init) | 3546 | if (qib_mini_init) |
3555 | goto bail; | 3547 | goto bail; |
3556 | 3548 | ||
3557 | #ifndef CONFIG_PCI_MSI | ||
3558 | qib_dev_err(dd, "PCI_MSI not configured, NO interrupts\n"); | ||
3559 | #endif | ||
3560 | |||
3561 | if (qib_pcie_params(dd, 8, NULL, NULL)) | 3549 | if (qib_pcie_params(dd, 8, NULL, NULL)) |
3562 | qib_dev_err(dd, "Failed to setup PCIe or interrupts; " | 3550 | qib_dev_err(dd, "Failed to setup PCIe or interrupts; " |
3563 | "continuing anyway\n"); | 3551 | "continuing anyway\n"); |
diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c index 2c24eab35b54..503992d9c5ce 100644 --- a/drivers/infiniband/hw/qib/qib_iba7322.c +++ b/drivers/infiniband/hw/qib/qib_iba7322.c | |||
@@ -42,9 +42,6 @@ | |||
42 | #include <linux/jiffies.h> | 42 | #include <linux/jiffies.h> |
43 | #include <rdma/ib_verbs.h> | 43 | #include <rdma/ib_verbs.h> |
44 | #include <rdma/ib_smi.h> | 44 | #include <rdma/ib_smi.h> |
45 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
46 | #include <linux/dca.h> | ||
47 | #endif | ||
48 | 45 | ||
49 | #include "qib.h" | 46 | #include "qib.h" |
50 | #include "qib_7322_regs.h" | 47 | #include "qib_7322_regs.h" |
@@ -114,40 +111,18 @@ static ushort qib_singleport; | |||
114 | module_param_named(singleport, qib_singleport, ushort, S_IRUGO); | 111 | module_param_named(singleport, qib_singleport, ushort, S_IRUGO); |
115 | MODULE_PARM_DESC(singleport, "Use only IB port 1; more per-port buffer space"); | 112 | MODULE_PARM_DESC(singleport, "Use only IB port 1; more per-port buffer space"); |
116 | 113 | ||
117 | |||
118 | /* | ||
119 | * Setup QMH7342 receive and transmit parameters, necessary because | ||
120 | * each bay, Mez connector, and IB port need different tuning, beyond | ||
121 | * what the switch and HCA can do automatically. | ||
122 | * It's expected to be done by cat'ing files to the modules file, | ||
123 | * rather than setting up as a module parameter. | ||
124 | * It's a "write-only" file, returns 0 when read back. | ||
125 | * The unit, port, bay (if given), and values MUST be done as a single write. | ||
126 | * The unit, port, and bay must precede the values to be effective. | ||
127 | */ | ||
128 | static int setup_qmh_params(const char *, struct kernel_param *); | ||
129 | static unsigned dummy_qmh_params; | ||
130 | module_param_call(qmh_serdes_setup, setup_qmh_params, param_get_uint, | ||
131 | &dummy_qmh_params, S_IWUSR | S_IRUGO); | ||
132 | |||
133 | /* similarly for QME7342, but it's simpler */ | ||
134 | static int setup_qme_params(const char *, struct kernel_param *); | ||
135 | static unsigned dummy_qme_params; | ||
136 | module_param_call(qme_serdes_setup, setup_qme_params, param_get_uint, | ||
137 | &dummy_qme_params, S_IWUSR | S_IRUGO); | ||
138 | |||
139 | #define MAX_ATTEN_LEN 64 /* plenty for any real system */ | 114 | #define MAX_ATTEN_LEN 64 /* plenty for any real system */ |
140 | /* for read back, default index is ~5m copper cable */ | 115 | /* for read back, default index is ~5m copper cable */ |
141 | static char cable_atten_list[MAX_ATTEN_LEN] = "10"; | 116 | static char txselect_list[MAX_ATTEN_LEN] = "10"; |
142 | static struct kparam_string kp_cable_atten = { | 117 | static struct kparam_string kp_txselect = { |
143 | .string = cable_atten_list, | 118 | .string = txselect_list, |
144 | .maxlen = MAX_ATTEN_LEN | 119 | .maxlen = MAX_ATTEN_LEN |
145 | }; | 120 | }; |
146 | static int setup_cable_atten(const char *, struct kernel_param *); | 121 | static int setup_txselect(const char *, struct kernel_param *); |
147 | module_param_call(cable_atten, setup_cable_atten, param_get_string, | 122 | module_param_call(txselect, setup_txselect, param_get_string, |
148 | &kp_cable_atten, S_IWUSR | S_IRUGO); | 123 | &kp_txselect, S_IWUSR | S_IRUGO); |
149 | MODULE_PARM_DESC(cable_atten, \ | 124 | MODULE_PARM_DESC(txselect, \ |
150 | "cable attenuation indices for cables with invalid EEPROM"); | 125 | "Tx serdes indices (for no QSFP or invalid QSFP data)"); |
151 | 126 | ||
152 | #define BOARD_QME7342 5 | 127 | #define BOARD_QME7342 5 |
153 | #define BOARD_QMH7342 6 | 128 | #define BOARD_QMH7342 6 |
@@ -540,12 +515,6 @@ struct qib_chip_specific { | |||
540 | u32 lastbuf_for_pio; | 515 | u32 lastbuf_for_pio; |
541 | u32 stay_in_freeze; | 516 | u32 stay_in_freeze; |
542 | u32 recovery_ports_initted; | 517 | u32 recovery_ports_initted; |
543 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
544 | u32 dca_ctrl; | ||
545 | int rhdr_cpu[18]; | ||
546 | int sdma_cpu[2]; | ||
547 | u64 dca_rcvhdr_ctrl[5]; /* B, C, D, E, F */ | ||
548 | #endif | ||
549 | struct msix_entry *msix_entries; | 518 | struct msix_entry *msix_entries; |
550 | void **msix_arg; | 519 | void **msix_arg; |
551 | unsigned long *sendchkenable; | 520 | unsigned long *sendchkenable; |
@@ -574,11 +543,12 @@ struct vendor_txdds_ent { | |||
574 | static void write_tx_serdes_param(struct qib_pportdata *, struct txdds_ent *); | 543 | static void write_tx_serdes_param(struct qib_pportdata *, struct txdds_ent *); |
575 | 544 | ||
576 | #define TXDDS_TABLE_SZ 16 /* number of entries per speed in onchip table */ | 545 | #define TXDDS_TABLE_SZ 16 /* number of entries per speed in onchip table */ |
546 | #define TXDDS_EXTRA_SZ 11 /* number of extra tx settings entries */ | ||
577 | #define SERDES_CHANS 4 /* yes, it's obvious, but one less magic number */ | 547 | #define SERDES_CHANS 4 /* yes, it's obvious, but one less magic number */ |
578 | 548 | ||
579 | #define H1_FORCE_VAL 8 | 549 | #define H1_FORCE_VAL 8 |
580 | #define H1_FORCE_QME 1 /* may be overridden via setup_qme_params() */ | 550 | #define H1_FORCE_QME 1 /* may be overridden via setup_txselect() */ |
581 | #define H1_FORCE_QMH 7 /* may be overridden via setup_qmh_params() */ | 551 | #define H1_FORCE_QMH 7 /* may be overridden via setup_txselect() */ |
582 | 552 | ||
583 | /* The static and dynamic registers are paired, and the pairs indexed by spd */ | 553 | /* The static and dynamic registers are paired, and the pairs indexed by spd */ |
584 | #define krp_static_adapt_dis(spd) (KREG_IBPORT_IDX(ADAPT_DISABLE_STATIC_SDR) \ | 554 | #define krp_static_adapt_dis(spd) (KREG_IBPORT_IDX(ADAPT_DISABLE_STATIC_SDR) \ |
@@ -590,15 +560,6 @@ static void write_tx_serdes_param(struct qib_pportdata *, struct txdds_ent *); | |||
590 | #define QDR_STATIC_ADAPT_INIT 0xffffffffffULL /* up, disable H0,H1-8, LE */ | 560 | #define QDR_STATIC_ADAPT_INIT 0xffffffffffULL /* up, disable H0,H1-8, LE */ |
591 | #define QDR_STATIC_ADAPT_INIT_R1 0xf0ffffffffULL /* r1 up, disable H0,H1-8 */ | 561 | #define QDR_STATIC_ADAPT_INIT_R1 0xf0ffffffffULL /* r1 up, disable H0,H1-8 */ |
592 | 562 | ||
593 | static const struct txdds_ent qmh_sdr_txdds = { 11, 0, 5, 6 }; | ||
594 | static const struct txdds_ent qmh_ddr_txdds = { 7, 0, 2, 8 }; | ||
595 | static const struct txdds_ent qmh_qdr_txdds = { 0, 1, 3, 10 }; | ||
596 | |||
597 | /* this is used for unknown mez cards also */ | ||
598 | static const struct txdds_ent qme_sdr_txdds = { 11, 0, 4, 4 }; | ||
599 | static const struct txdds_ent qme_ddr_txdds = { 7, 0, 2, 7 }; | ||
600 | static const struct txdds_ent qme_qdr_txdds = { 0, 1, 12, 11 }; | ||
601 | |||
602 | struct qib_chippport_specific { | 563 | struct qib_chippport_specific { |
603 | u64 __iomem *kpregbase; | 564 | u64 __iomem *kpregbase; |
604 | u64 __iomem *cpregbase; | 565 | u64 __iomem *cpregbase; |
@@ -637,12 +598,8 @@ struct qib_chippport_specific { | |||
637 | * Per-bay per-channel rcv QMH H1 values and Tx values for QDR. | 598 | * Per-bay per-channel rcv QMH H1 values and Tx values for QDR. |
638 | * entry zero is unused, to simplify indexing | 599 | * entry zero is unused, to simplify indexing |
639 | */ | 600 | */ |
640 | u16 h1_val; | 601 | u8 h1_val; |
641 | u8 amp[SERDES_CHANS]; | 602 | u8 no_eep; /* txselect table index to use if no qsfp info */ |
642 | u8 pre[SERDES_CHANS]; | ||
643 | u8 mainv[SERDES_CHANS]; | ||
644 | u8 post[SERDES_CHANS]; | ||
645 | u8 no_eep; /* attenuation index to use if no qsfp info */ | ||
646 | u8 ipg_tries; | 603 | u8 ipg_tries; |
647 | u8 ibmalfusesnap; | 604 | u8 ibmalfusesnap; |
648 | struct qib_qsfp_data qsfp_data; | 605 | struct qib_qsfp_data qsfp_data; |
@@ -676,52 +633,6 @@ static struct { | |||
676 | SYM_LSB(IntStatus, SDmaCleanupDone_1), 2 }, | 633 | SYM_LSB(IntStatus, SDmaCleanupDone_1), 2 }, |
677 | }; | 634 | }; |
678 | 635 | ||
679 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
680 | static const struct dca_reg_map { | ||
681 | int shadow_inx; | ||
682 | int lsb; | ||
683 | u64 mask; | ||
684 | u16 regno; | ||
685 | } dca_rcvhdr_reg_map[] = { | ||
686 | { 0, SYM_LSB(DCACtrlB, RcvHdrq0DCAOPH), | ||
687 | ~SYM_MASK(DCACtrlB, RcvHdrq0DCAOPH) , KREG_IDX(DCACtrlB) }, | ||
688 | { 0, SYM_LSB(DCACtrlB, RcvHdrq1DCAOPH), | ||
689 | ~SYM_MASK(DCACtrlB, RcvHdrq1DCAOPH) , KREG_IDX(DCACtrlB) }, | ||
690 | { 0, SYM_LSB(DCACtrlB, RcvHdrq2DCAOPH), | ||
691 | ~SYM_MASK(DCACtrlB, RcvHdrq2DCAOPH) , KREG_IDX(DCACtrlB) }, | ||
692 | { 0, SYM_LSB(DCACtrlB, RcvHdrq3DCAOPH), | ||
693 | ~SYM_MASK(DCACtrlB, RcvHdrq3DCAOPH) , KREG_IDX(DCACtrlB) }, | ||
694 | { 1, SYM_LSB(DCACtrlC, RcvHdrq4DCAOPH), | ||
695 | ~SYM_MASK(DCACtrlC, RcvHdrq4DCAOPH) , KREG_IDX(DCACtrlC) }, | ||
696 | { 1, SYM_LSB(DCACtrlC, RcvHdrq5DCAOPH), | ||
697 | ~SYM_MASK(DCACtrlC, RcvHdrq5DCAOPH) , KREG_IDX(DCACtrlC) }, | ||
698 | { 1, SYM_LSB(DCACtrlC, RcvHdrq6DCAOPH), | ||
699 | ~SYM_MASK(DCACtrlC, RcvHdrq6DCAOPH) , KREG_IDX(DCACtrlC) }, | ||
700 | { 1, SYM_LSB(DCACtrlC, RcvHdrq7DCAOPH), | ||
701 | ~SYM_MASK(DCACtrlC, RcvHdrq7DCAOPH) , KREG_IDX(DCACtrlC) }, | ||
702 | { 2, SYM_LSB(DCACtrlD, RcvHdrq8DCAOPH), | ||
703 | ~SYM_MASK(DCACtrlD, RcvHdrq8DCAOPH) , KREG_IDX(DCACtrlD) }, | ||
704 | { 2, SYM_LSB(DCACtrlD, RcvHdrq9DCAOPH), | ||
705 | ~SYM_MASK(DCACtrlD, RcvHdrq9DCAOPH) , KREG_IDX(DCACtrlD) }, | ||
706 | { 2, SYM_LSB(DCACtrlD, RcvHdrq10DCAOPH), | ||
707 | ~SYM_MASK(DCACtrlD, RcvHdrq10DCAOPH) , KREG_IDX(DCACtrlD) }, | ||
708 | { 2, SYM_LSB(DCACtrlD, RcvHdrq11DCAOPH), | ||
709 | ~SYM_MASK(DCACtrlD, RcvHdrq11DCAOPH) , KREG_IDX(DCACtrlD) }, | ||
710 | { 3, SYM_LSB(DCACtrlE, RcvHdrq12DCAOPH), | ||
711 | ~SYM_MASK(DCACtrlE, RcvHdrq12DCAOPH) , KREG_IDX(DCACtrlE) }, | ||
712 | { 3, SYM_LSB(DCACtrlE, RcvHdrq13DCAOPH), | ||
713 | ~SYM_MASK(DCACtrlE, RcvHdrq13DCAOPH) , KREG_IDX(DCACtrlE) }, | ||
714 | { 3, SYM_LSB(DCACtrlE, RcvHdrq14DCAOPH), | ||
715 | ~SYM_MASK(DCACtrlE, RcvHdrq14DCAOPH) , KREG_IDX(DCACtrlE) }, | ||
716 | { 3, SYM_LSB(DCACtrlE, RcvHdrq15DCAOPH), | ||
717 | ~SYM_MASK(DCACtrlE, RcvHdrq15DCAOPH) , KREG_IDX(DCACtrlE) }, | ||
718 | { 4, SYM_LSB(DCACtrlF, RcvHdrq16DCAOPH), | ||
719 | ~SYM_MASK(DCACtrlF, RcvHdrq16DCAOPH) , KREG_IDX(DCACtrlF) }, | ||
720 | { 4, SYM_LSB(DCACtrlF, RcvHdrq17DCAOPH), | ||
721 | ~SYM_MASK(DCACtrlF, RcvHdrq17DCAOPH) , KREG_IDX(DCACtrlF) }, | ||
722 | }; | ||
723 | #endif | ||
724 | |||
725 | /* ibcctrl bits */ | 636 | /* ibcctrl bits */ |
726 | #define QLOGIC_IB_IBCC_LINKINITCMD_DISABLE 1 | 637 | #define QLOGIC_IB_IBCC_LINKINITCMD_DISABLE 1 |
727 | /* cycle through TS1/TS2 till OK */ | 638 | /* cycle through TS1/TS2 till OK */ |
@@ -2572,95 +2483,6 @@ static void qib_setup_7322_setextled(struct qib_pportdata *ppd, u32 on) | |||
2572 | qib_write_kreg_port(ppd, krp_rcvpktledcnt, ledblink); | 2483 | qib_write_kreg_port(ppd, krp_rcvpktledcnt, ledblink); |
2573 | } | 2484 | } |
2574 | 2485 | ||
2575 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
2576 | static void qib_update_rhdrq_dca(struct qib_ctxtdata *rcd) | ||
2577 | { | ||
2578 | struct qib_devdata *dd = rcd->dd; | ||
2579 | struct qib_chip_specific *cspec = dd->cspec; | ||
2580 | int cpu = get_cpu(); | ||
2581 | |||
2582 | if (cspec->rhdr_cpu[rcd->ctxt] != cpu) { | ||
2583 | const struct dca_reg_map *rmp; | ||
2584 | |||
2585 | cspec->rhdr_cpu[rcd->ctxt] = cpu; | ||
2586 | rmp = &dca_rcvhdr_reg_map[rcd->ctxt]; | ||
2587 | cspec->dca_rcvhdr_ctrl[rmp->shadow_inx] &= rmp->mask; | ||
2588 | cspec->dca_rcvhdr_ctrl[rmp->shadow_inx] |= | ||
2589 | (u64) dca3_get_tag(&dd->pcidev->dev, cpu) << rmp->lsb; | ||
2590 | qib_write_kreg(dd, rmp->regno, | ||
2591 | cspec->dca_rcvhdr_ctrl[rmp->shadow_inx]); | ||
2592 | cspec->dca_ctrl |= SYM_MASK(DCACtrlA, RcvHdrqDCAEnable); | ||
2593 | qib_write_kreg(dd, KREG_IDX(DCACtrlA), cspec->dca_ctrl); | ||
2594 | } | ||
2595 | put_cpu(); | ||
2596 | } | ||
2597 | |||
2598 | static void qib_update_sdma_dca(struct qib_pportdata *ppd) | ||
2599 | { | ||
2600 | struct qib_devdata *dd = ppd->dd; | ||
2601 | struct qib_chip_specific *cspec = dd->cspec; | ||
2602 | int cpu = get_cpu(); | ||
2603 | unsigned pidx = ppd->port - 1; | ||
2604 | |||
2605 | if (cspec->sdma_cpu[pidx] != cpu) { | ||
2606 | cspec->sdma_cpu[pidx] = cpu; | ||
2607 | cspec->dca_rcvhdr_ctrl[4] &= ~(ppd->hw_pidx ? | ||
2608 | SYM_MASK(DCACtrlF, SendDma1DCAOPH) : | ||
2609 | SYM_MASK(DCACtrlF, SendDma0DCAOPH)); | ||
2610 | cspec->dca_rcvhdr_ctrl[4] |= | ||
2611 | (u64) dca3_get_tag(&dd->pcidev->dev, cpu) << | ||
2612 | (ppd->hw_pidx ? | ||
2613 | SYM_LSB(DCACtrlF, SendDma1DCAOPH) : | ||
2614 | SYM_LSB(DCACtrlF, SendDma0DCAOPH)); | ||
2615 | qib_write_kreg(dd, KREG_IDX(DCACtrlF), | ||
2616 | cspec->dca_rcvhdr_ctrl[4]); | ||
2617 | cspec->dca_ctrl |= ppd->hw_pidx ? | ||
2618 | SYM_MASK(DCACtrlA, SendDMAHead1DCAEnable) : | ||
2619 | SYM_MASK(DCACtrlA, SendDMAHead0DCAEnable); | ||
2620 | qib_write_kreg(dd, KREG_IDX(DCACtrlA), cspec->dca_ctrl); | ||
2621 | } | ||
2622 | put_cpu(); | ||
2623 | } | ||
2624 | |||
2625 | static void qib_setup_dca(struct qib_devdata *dd) | ||
2626 | { | ||
2627 | struct qib_chip_specific *cspec = dd->cspec; | ||
2628 | int i; | ||
2629 | |||
2630 | for (i = 0; i < ARRAY_SIZE(cspec->rhdr_cpu); i++) | ||
2631 | cspec->rhdr_cpu[i] = -1; | ||
2632 | for (i = 0; i < ARRAY_SIZE(cspec->sdma_cpu); i++) | ||
2633 | cspec->sdma_cpu[i] = -1; | ||
2634 | cspec->dca_rcvhdr_ctrl[0] = | ||
2635 | (1ULL << SYM_LSB(DCACtrlB, RcvHdrq0DCAXfrCnt)) | | ||
2636 | (1ULL << SYM_LSB(DCACtrlB, RcvHdrq1DCAXfrCnt)) | | ||
2637 | (1ULL << SYM_LSB(DCACtrlB, RcvHdrq2DCAXfrCnt)) | | ||
2638 | (1ULL << SYM_LSB(DCACtrlB, RcvHdrq3DCAXfrCnt)); | ||
2639 | cspec->dca_rcvhdr_ctrl[1] = | ||
2640 | (1ULL << SYM_LSB(DCACtrlC, RcvHdrq4DCAXfrCnt)) | | ||
2641 | (1ULL << SYM_LSB(DCACtrlC, RcvHdrq5DCAXfrCnt)) | | ||
2642 | (1ULL << SYM_LSB(DCACtrlC, RcvHdrq6DCAXfrCnt)) | | ||
2643 | (1ULL << SYM_LSB(DCACtrlC, RcvHdrq7DCAXfrCnt)); | ||
2644 | cspec->dca_rcvhdr_ctrl[2] = | ||
2645 | (1ULL << SYM_LSB(DCACtrlD, RcvHdrq8DCAXfrCnt)) | | ||
2646 | (1ULL << SYM_LSB(DCACtrlD, RcvHdrq9DCAXfrCnt)) | | ||
2647 | (1ULL << SYM_LSB(DCACtrlD, RcvHdrq10DCAXfrCnt)) | | ||
2648 | (1ULL << SYM_LSB(DCACtrlD, RcvHdrq11DCAXfrCnt)); | ||
2649 | cspec->dca_rcvhdr_ctrl[3] = | ||
2650 | (1ULL << SYM_LSB(DCACtrlE, RcvHdrq12DCAXfrCnt)) | | ||
2651 | (1ULL << SYM_LSB(DCACtrlE, RcvHdrq13DCAXfrCnt)) | | ||
2652 | (1ULL << SYM_LSB(DCACtrlE, RcvHdrq14DCAXfrCnt)) | | ||
2653 | (1ULL << SYM_LSB(DCACtrlE, RcvHdrq15DCAXfrCnt)); | ||
2654 | cspec->dca_rcvhdr_ctrl[4] = | ||
2655 | (1ULL << SYM_LSB(DCACtrlF, RcvHdrq16DCAXfrCnt)) | | ||
2656 | (1ULL << SYM_LSB(DCACtrlF, RcvHdrq17DCAXfrCnt)); | ||
2657 | for (i = 0; i < ARRAY_SIZE(cspec->sdma_cpu); i++) | ||
2658 | qib_write_kreg(dd, KREG_IDX(DCACtrlB) + i, | ||
2659 | cspec->dca_rcvhdr_ctrl[i]); | ||
2660 | } | ||
2661 | |||
2662 | #endif | ||
2663 | |||
2664 | /* | 2486 | /* |
2665 | * Disable MSIx interrupt if enabled, call generic MSIx code | 2487 | * Disable MSIx interrupt if enabled, call generic MSIx code |
2666 | * to cleanup, and clear pending MSIx interrupts. | 2488 | * to cleanup, and clear pending MSIx interrupts. |
@@ -2701,15 +2523,6 @@ static void qib_setup_7322_cleanup(struct qib_devdata *dd) | |||
2701 | { | 2523 | { |
2702 | int i; | 2524 | int i; |
2703 | 2525 | ||
2704 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
2705 | if (dd->flags & QIB_DCA_ENABLED) { | ||
2706 | dca_remove_requester(&dd->pcidev->dev); | ||
2707 | dd->flags &= ~QIB_DCA_ENABLED; | ||
2708 | dd->cspec->dca_ctrl = 0; | ||
2709 | qib_write_kreg(dd, KREG_IDX(DCACtrlA), dd->cspec->dca_ctrl); | ||
2710 | } | ||
2711 | #endif | ||
2712 | |||
2713 | qib_7322_free_irq(dd); | 2526 | qib_7322_free_irq(dd); |
2714 | kfree(dd->cspec->cntrs); | 2527 | kfree(dd->cspec->cntrs); |
2715 | kfree(dd->cspec->sendchkenable); | 2528 | kfree(dd->cspec->sendchkenable); |
@@ -3017,11 +2830,6 @@ static irqreturn_t qib_7322pintr(int irq, void *data) | |||
3017 | if (dd->int_counter != (u32) -1) | 2830 | if (dd->int_counter != (u32) -1) |
3018 | dd->int_counter++; | 2831 | dd->int_counter++; |
3019 | 2832 | ||
3020 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
3021 | if (dd->flags & QIB_DCA_ENABLED) | ||
3022 | qib_update_rhdrq_dca(rcd); | ||
3023 | #endif | ||
3024 | |||
3025 | /* Clear the interrupt bit we expect to be set. */ | 2833 | /* Clear the interrupt bit we expect to be set. */ |
3026 | qib_write_kreg(dd, kr_intclear, ((1ULL << QIB_I_RCVAVAIL_LSB) | | 2834 | qib_write_kreg(dd, kr_intclear, ((1ULL << QIB_I_RCVAVAIL_LSB) | |
3027 | (1ULL << QIB_I_RCVURG_LSB)) << rcd->ctxt); | 2835 | (1ULL << QIB_I_RCVURG_LSB)) << rcd->ctxt); |
@@ -3085,11 +2893,6 @@ static irqreturn_t sdma_intr(int irq, void *data) | |||
3085 | if (dd->int_counter != (u32) -1) | 2893 | if (dd->int_counter != (u32) -1) |
3086 | dd->int_counter++; | 2894 | dd->int_counter++; |
3087 | 2895 | ||
3088 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
3089 | if (dd->flags & QIB_DCA_ENABLED) | ||
3090 | qib_update_sdma_dca(ppd); | ||
3091 | #endif | ||
3092 | |||
3093 | /* Clear the interrupt bit we expect to be set. */ | 2896 | /* Clear the interrupt bit we expect to be set. */ |
3094 | qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ? | 2897 | qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ? |
3095 | INT_MASK_P(SDma, 1) : INT_MASK_P(SDma, 0)); | 2898 | INT_MASK_P(SDma, 1) : INT_MASK_P(SDma, 0)); |
@@ -3119,11 +2922,6 @@ static irqreturn_t sdma_idle_intr(int irq, void *data) | |||
3119 | if (dd->int_counter != (u32) -1) | 2922 | if (dd->int_counter != (u32) -1) |
3120 | dd->int_counter++; | 2923 | dd->int_counter++; |
3121 | 2924 | ||
3122 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
3123 | if (dd->flags & QIB_DCA_ENABLED) | ||
3124 | qib_update_sdma_dca(ppd); | ||
3125 | #endif | ||
3126 | |||
3127 | /* Clear the interrupt bit we expect to be set. */ | 2925 | /* Clear the interrupt bit we expect to be set. */ |
3128 | qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ? | 2926 | qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ? |
3129 | INT_MASK_P(SDmaIdle, 1) : INT_MASK_P(SDmaIdle, 0)); | 2927 | INT_MASK_P(SDmaIdle, 1) : INT_MASK_P(SDmaIdle, 0)); |
@@ -3153,11 +2951,6 @@ static irqreturn_t sdma_progress_intr(int irq, void *data) | |||
3153 | if (dd->int_counter != (u32) -1) | 2951 | if (dd->int_counter != (u32) -1) |
3154 | dd->int_counter++; | 2952 | dd->int_counter++; |
3155 | 2953 | ||
3156 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
3157 | if (dd->flags & QIB_DCA_ENABLED) | ||
3158 | qib_update_sdma_dca(ppd); | ||
3159 | #endif | ||
3160 | |||
3161 | /* Clear the interrupt bit we expect to be set. */ | 2954 | /* Clear the interrupt bit we expect to be set. */ |
3162 | qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ? | 2955 | qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ? |
3163 | INT_MASK_P(SDmaProgress, 1) : | 2956 | INT_MASK_P(SDmaProgress, 1) : |
@@ -3188,11 +2981,6 @@ static irqreturn_t sdma_cleanup_intr(int irq, void *data) | |||
3188 | if (dd->int_counter != (u32) -1) | 2981 | if (dd->int_counter != (u32) -1) |
3189 | dd->int_counter++; | 2982 | dd->int_counter++; |
3190 | 2983 | ||
3191 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
3192 | if (dd->flags & QIB_DCA_ENABLED) | ||
3193 | qib_update_sdma_dca(ppd); | ||
3194 | #endif | ||
3195 | |||
3196 | /* Clear the interrupt bit we expect to be set. */ | 2984 | /* Clear the interrupt bit we expect to be set. */ |
3197 | qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ? | 2985 | qib_write_kreg(dd, kr_intclear, ppd->hw_pidx ? |
3198 | INT_MASK_PM(SDmaCleanupDone, 1) : | 2986 | INT_MASK_PM(SDmaCleanupDone, 1) : |
@@ -4299,10 +4087,6 @@ static void rcvctrl_7322_mod(struct qib_pportdata *ppd, unsigned int op, | |||
4299 | qib_write_kreg_ctxt(dd, krc_rcvhdraddr, ctxt, | 4087 | qib_write_kreg_ctxt(dd, krc_rcvhdraddr, ctxt, |
4300 | rcd->rcvhdrq_phys); | 4088 | rcd->rcvhdrq_phys); |
4301 | rcd->seq_cnt = 1; | 4089 | rcd->seq_cnt = 1; |
4302 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
4303 | if (dd->flags & QIB_DCA_ENABLED) | ||
4304 | qib_update_rhdrq_dca(rcd); | ||
4305 | #endif | ||
4306 | } | 4090 | } |
4307 | if (op & QIB_RCVCTRL_CTXT_DIS) | 4091 | if (op & QIB_RCVCTRL_CTXT_DIS) |
4308 | ppd->p_rcvctrl &= | 4092 | ppd->p_rcvctrl &= |
@@ -5360,7 +5144,13 @@ static int qib_7322_ib_updown(struct qib_pportdata *ppd, int ibup, u64 ibcs) | |||
5360 | QIBL_IB_AUTONEG_INPROG))) | 5144 | QIBL_IB_AUTONEG_INPROG))) |
5361 | set_7322_ibspeed_fast(ppd, ppd->link_speed_enabled); | 5145 | set_7322_ibspeed_fast(ppd, ppd->link_speed_enabled); |
5362 | if (!(ppd->lflags & QIBL_IB_AUTONEG_INPROG)) { | 5146 | if (!(ppd->lflags & QIBL_IB_AUTONEG_INPROG)) { |
5147 | /* unlock the Tx settings, speed may change */ | ||
5148 | qib_write_kreg_port(ppd, krp_tx_deemph_override, | ||
5149 | SYM_MASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | ||
5150 | reset_tx_deemphasis_override)); | ||
5363 | qib_cancel_sends(ppd); | 5151 | qib_cancel_sends(ppd); |
5152 | /* on link down, ensure sane pcs state */ | ||
5153 | qib_7322_mini_pcs_reset(ppd); | ||
5364 | spin_lock_irqsave(&ppd->sdma_lock, flags); | 5154 | spin_lock_irqsave(&ppd->sdma_lock, flags); |
5365 | if (__qib_sdma_running(ppd)) | 5155 | if (__qib_sdma_running(ppd)) |
5366 | __qib_sdma_process_event(ppd, | 5156 | __qib_sdma_process_event(ppd, |
@@ -5766,26 +5556,28 @@ static void qib_init_7322_qsfp(struct qib_pportdata *ppd) | |||
5766 | } | 5556 | } |
5767 | 5557 | ||
5768 | /* | 5558 | /* |
5769 | * called at device initialization time, and also if the cable_atten | 5559 | * called at device initialization time, and also if the txselect |
5770 | * module parameter is changed. This is used for cables that don't | 5560 | * module parameter is changed. This is used for cables that don't |
5771 | * have valid QSFP EEPROMs (not present, or attenuation is zero). | 5561 | * have valid QSFP EEPROMs (not present, or attenuation is zero). |
5772 | * We initialize to the default, then if there is a specific | 5562 | * We initialize to the default, then if there is a specific |
5773 | * unit,port match, we use that. | 5563 | * unit,port match, we use that (and set it immediately, for the |
5564 | * current speed, if the link is at INIT or better). | ||
5774 | * String format is "default# unit#,port#=# ... u,p=#", separators must | 5565 | * String format is "default# unit#,port#=# ... u,p=#", separators must |
5775 | * be a SPACE character. A newline terminates. | 5566 | * be a SPACE character. A newline terminates. The u,p=# tuples may |
5567 | * optionally have "u,p=#,#", where the final # is the H1 value | ||
5776 | * The last specific match is used (actually, all are used, but last | 5568 | * The last specific match is used (actually, all are used, but last |
5777 | * one is the one that winds up set); if none at all, fall back on default. | 5569 | * one is the one that winds up set); if none at all, fall back on default. |
5778 | */ | 5570 | */ |
5779 | static void set_no_qsfp_atten(struct qib_devdata *dd, int change) | 5571 | static void set_no_qsfp_atten(struct qib_devdata *dd, int change) |
5780 | { | 5572 | { |
5781 | char *nxt, *str; | 5573 | char *nxt, *str; |
5782 | int pidx, unit, port, deflt; | 5574 | u32 pidx, unit, port, deflt, h1; |
5783 | unsigned long val; | 5575 | unsigned long val; |
5784 | int any = 0; | 5576 | int any = 0, seth1; |
5785 | 5577 | ||
5786 | str = cable_atten_list; | 5578 | str = txselect_list; |
5787 | 5579 | ||
5788 | /* default number is validated in setup_cable_atten() */ | 5580 | /* default number is validated in setup_txselect() */ |
5789 | deflt = simple_strtoul(str, &nxt, 0); | 5581 | deflt = simple_strtoul(str, &nxt, 0); |
5790 | for (pidx = 0; pidx < dd->num_pports; ++pidx) | 5582 | for (pidx = 0; pidx < dd->num_pports; ++pidx) |
5791 | dd->pport[pidx].cpspec->no_eep = deflt; | 5583 | dd->pport[pidx].cpspec->no_eep = deflt; |
@@ -5812,16 +5604,28 @@ static void set_no_qsfp_atten(struct qib_devdata *dd, int change) | |||
5812 | ; | 5604 | ; |
5813 | continue; | 5605 | continue; |
5814 | } | 5606 | } |
5815 | if (val >= TXDDS_TABLE_SZ) | 5607 | if (val >= TXDDS_TABLE_SZ + TXDDS_EXTRA_SZ) |
5816 | continue; | 5608 | continue; |
5609 | seth1 = 0; | ||
5610 | h1 = 0; /* gcc thinks it might be used uninitted */ | ||
5611 | if (*nxt == ',' && nxt[1]) { | ||
5612 | str = ++nxt; | ||
5613 | h1 = (u32)simple_strtoul(str, &nxt, 0); | ||
5614 | if (nxt == str) | ||
5615 | while (*nxt && *nxt++ != ' ') /* skip */ | ||
5616 | ; | ||
5617 | else | ||
5618 | seth1 = 1; | ||
5619 | } | ||
5817 | for (pidx = 0; dd->unit == unit && pidx < dd->num_pports; | 5620 | for (pidx = 0; dd->unit == unit && pidx < dd->num_pports; |
5818 | ++pidx) { | 5621 | ++pidx) { |
5819 | if (dd->pport[pidx].port != port || | 5622 | struct qib_pportdata *ppd = &dd->pport[pidx]; |
5820 | !dd->pport[pidx].link_speed_supported) | 5623 | |
5624 | if (ppd->port != port || !ppd->link_speed_supported) | ||
5821 | continue; | 5625 | continue; |
5822 | dd->pport[pidx].cpspec->no_eep = val; | 5626 | ppd->cpspec->no_eep = val; |
5823 | /* now change the IBC and serdes, overriding generic */ | 5627 | /* now change the IBC and serdes, overriding generic */ |
5824 | init_txdds_table(&dd->pport[pidx], 1); | 5628 | init_txdds_table(ppd, 1); |
5825 | any++; | 5629 | any++; |
5826 | } | 5630 | } |
5827 | if (*nxt == '\n') | 5631 | if (*nxt == '\n') |
@@ -5832,35 +5636,35 @@ static void set_no_qsfp_atten(struct qib_devdata *dd, int change) | |||
5832 | * Change the IBC and serdes, but since it's | 5636 | * Change the IBC and serdes, but since it's |
5833 | * general, don't override specific settings. | 5637 | * general, don't override specific settings. |
5834 | */ | 5638 | */ |
5835 | for (pidx = 0; pidx < dd->num_pports; ++pidx) { | 5639 | for (pidx = 0; pidx < dd->num_pports; ++pidx) |
5836 | if (!dd->pport[pidx].link_speed_supported) | 5640 | if (dd->pport[pidx].link_speed_supported) |
5837 | continue; | 5641 | init_txdds_table(&dd->pport[pidx], 0); |
5838 | init_txdds_table(&dd->pport[pidx], 0); | ||
5839 | } | ||
5840 | } | 5642 | } |
5841 | } | 5643 | } |
5842 | 5644 | ||
5843 | /* handle the cable_atten parameter changing */ | 5645 | /* handle the txselect parameter changing */ |
5844 | static int setup_cable_atten(const char *str, struct kernel_param *kp) | 5646 | static int setup_txselect(const char *str, struct kernel_param *kp) |
5845 | { | 5647 | { |
5846 | struct qib_devdata *dd; | 5648 | struct qib_devdata *dd; |
5847 | unsigned long val; | 5649 | unsigned long val; |
5848 | char *n; | 5650 | char *n; |
5849 | if (strlen(str) >= MAX_ATTEN_LEN) { | 5651 | if (strlen(str) >= MAX_ATTEN_LEN) { |
5850 | printk(KERN_INFO QIB_DRV_NAME " cable_atten_values string " | 5652 | printk(KERN_INFO QIB_DRV_NAME " txselect_values string " |
5851 | "too long\n"); | 5653 | "too long\n"); |
5852 | return -ENOSPC; | 5654 | return -ENOSPC; |
5853 | } | 5655 | } |
5854 | val = simple_strtoul(str, &n, 0); | 5656 | val = simple_strtoul(str, &n, 0); |
5855 | if (n == str || val >= TXDDS_TABLE_SZ) { | 5657 | if (n == str || val >= (TXDDS_TABLE_SZ + TXDDS_EXTRA_SZ)) { |
5856 | printk(KERN_INFO QIB_DRV_NAME | 5658 | printk(KERN_INFO QIB_DRV_NAME |
5857 | "cable_atten_values must start with a number\n"); | 5659 | "txselect_values must start with a number < %d\n", |
5660 | TXDDS_TABLE_SZ + TXDDS_EXTRA_SZ); | ||
5858 | return -EINVAL; | 5661 | return -EINVAL; |
5859 | } | 5662 | } |
5860 | strcpy(cable_atten_list, str); | 5663 | strcpy(txselect_list, str); |
5861 | 5664 | ||
5862 | list_for_each_entry(dd, &qib_dev_list, list) | 5665 | list_for_each_entry(dd, &qib_dev_list, list) |
5863 | set_no_qsfp_atten(dd, 1); | 5666 | if (dd->deviceid == PCI_DEVICE_ID_QLOGIC_IB_7322) |
5667 | set_no_qsfp_atten(dd, 1); | ||
5864 | return 0; | 5668 | return 0; |
5865 | } | 5669 | } |
5866 | 5670 | ||
@@ -6261,28 +6065,17 @@ static int qib_init_7322_variables(struct qib_devdata *dd) | |||
6261 | * in adapter-specific routines. | 6065 | * in adapter-specific routines. |
6262 | */ | 6066 | */ |
6263 | if (!(ppd->dd->flags & QIB_HAS_QSFP)) { | 6067 | if (!(ppd->dd->flags & QIB_HAS_QSFP)) { |
6264 | int i; | ||
6265 | const struct txdds_ent *txdds; | ||
6266 | |||
6267 | if (!IS_QMH(ppd->dd) && !IS_QME(ppd->dd)) | 6068 | if (!IS_QMH(ppd->dd) && !IS_QME(ppd->dd)) |
6268 | qib_devinfo(ppd->dd->pcidev, "IB%u:%u: " | 6069 | qib_devinfo(ppd->dd->pcidev, "IB%u:%u: " |
6269 | "Unknown mezzanine card type\n", | 6070 | "Unknown mezzanine card type\n", |
6270 | ppd->dd->unit, ppd->port); | 6071 | dd->unit, ppd->port); |
6271 | txdds = IS_QMH(ppd->dd) ? &qmh_qdr_txdds : | 6072 | cp->h1_val = IS_QMH(dd) ? H1_FORCE_QMH : H1_FORCE_QME; |
6272 | &qme_qdr_txdds; | ||
6273 | |||
6274 | /* | 6073 | /* |
6275 | * set values in case link comes up | 6074 | * Choose center value as default tx serdes setting |
6276 | * before table is written to driver. | 6075 | * until changed through module parameter. |
6277 | */ | 6076 | */ |
6278 | cp->h1_val = IS_QMH(ppd->dd) ? H1_FORCE_QMH : | 6077 | ppd->cpspec->no_eep = IS_QMH(dd) ? |
6279 | H1_FORCE_QME; | 6078 | TXDDS_TABLE_SZ + 2 : TXDDS_TABLE_SZ + 4; |
6280 | for (i = 0; i < SERDES_CHANS; i++) { | ||
6281 | cp->amp[i] = txdds->amp; | ||
6282 | cp->pre[i] = txdds->pre; | ||
6283 | cp->mainv[i] = txdds->main; | ||
6284 | cp->post[i] = txdds->post; | ||
6285 | } | ||
6286 | } else | 6079 | } else |
6287 | cp->h1_val = H1_FORCE_VAL; | 6080 | cp->h1_val = H1_FORCE_VAL; |
6288 | 6081 | ||
@@ -6299,8 +6092,7 @@ static int qib_init_7322_variables(struct qib_devdata *dd) | |||
6299 | 6092 | ||
6300 | dd->rcvhdrentsize = QIB_RCVHDR_ENTSIZE; | 6093 | dd->rcvhdrentsize = QIB_RCVHDR_ENTSIZE; |
6301 | dd->rcvhdrsize = QIB_DFLT_RCVHDRSIZE; | 6094 | dd->rcvhdrsize = QIB_DFLT_RCVHDRSIZE; |
6302 | dd->rhf_offset = | 6095 | dd->rhf_offset = dd->rcvhdrentsize - sizeof(u64) / sizeof(u32); |
6303 | dd->rcvhdrentsize - sizeof(u64) / sizeof(u32); | ||
6304 | 6096 | ||
6305 | /* we always allocate at least 2048 bytes for eager buffers */ | 6097 | /* we always allocate at least 2048 bytes for eager buffers */ |
6306 | dd->rcvegrbufsize = max(mtu, 2048); | 6098 | dd->rcvegrbufsize = max(mtu, 2048); |
@@ -6919,13 +6711,6 @@ struct qib_devdata *qib_init_iba7322_funcs(struct pci_dev *pdev, | |||
6919 | /* clear diagctrl register, in case diags were running and crashed */ | 6711 | /* clear diagctrl register, in case diags were running and crashed */ |
6920 | qib_write_kreg(dd, kr_hwdiagctrl, 0); | 6712 | qib_write_kreg(dd, kr_hwdiagctrl, 0); |
6921 | 6713 | ||
6922 | #if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) | ||
6923 | ret = dca_add_requester(&pdev->dev); | ||
6924 | if (!ret) { | ||
6925 | dd->flags |= QIB_DCA_ENABLED; | ||
6926 | qib_setup_dca(dd); | ||
6927 | } | ||
6928 | #endif | ||
6929 | goto bail; | 6714 | goto bail; |
6930 | 6715 | ||
6931 | bail_cleanup: | 6716 | bail_cleanup: |
@@ -7111,8 +6896,8 @@ static const struct txdds_ent txdds_ddr[TXDDS_TABLE_SZ] = { | |||
7111 | static const struct txdds_ent txdds_qdr[TXDDS_TABLE_SZ] = { | 6896 | static const struct txdds_ent txdds_qdr[TXDDS_TABLE_SZ] = { |
7112 | /* amp, pre, main, post */ | 6897 | /* amp, pre, main, post */ |
7113 | { 2, 2, 15, 6 }, /* Loopback */ | 6898 | { 2, 2, 15, 6 }, /* Loopback */ |
7114 | { 0, 1, 0, 7 }, /* 2 dB */ | 6899 | { 0, 1, 0, 7 }, /* 2 dB (also QMH7342) */ |
7115 | { 0, 1, 0, 9 }, /* 3 dB */ | 6900 | { 0, 1, 0, 9 }, /* 3 dB (also QMH7342) */ |
7116 | { 0, 1, 0, 11 }, /* 4 dB */ | 6901 | { 0, 1, 0, 11 }, /* 4 dB */ |
7117 | { 0, 1, 0, 13 }, /* 5 dB */ | 6902 | { 0, 1, 0, 13 }, /* 5 dB */ |
7118 | { 0, 1, 0, 15 }, /* 6 dB */ | 6903 | { 0, 1, 0, 15 }, /* 6 dB */ |
@@ -7128,6 +6913,57 @@ static const struct txdds_ent txdds_qdr[TXDDS_TABLE_SZ] = { | |||
7128 | { 0, 2, 9, 15 }, /* 16 dB */ | 6913 | { 0, 2, 9, 15 }, /* 16 dB */ |
7129 | }; | 6914 | }; |
7130 | 6915 | ||
6916 | /* | ||
6917 | * extra entries for use with txselect, for indices >= TXDDS_TABLE_SZ. | ||
6918 | * These are mostly used for mez cards going through connectors | ||
6919 | * and backplane traces, but can be used to add other "unusual" | ||
6920 | * table values as well. | ||
6921 | */ | ||
6922 | static const struct txdds_ent txdds_extra_sdr[TXDDS_EXTRA_SZ] = { | ||
6923 | /* amp, pre, main, post */ | ||
6924 | { 0, 0, 0, 1 }, /* QMH7342 backplane settings */ | ||
6925 | { 0, 0, 0, 1 }, /* QMH7342 backplane settings */ | ||
6926 | { 0, 0, 0, 2 }, /* QMH7342 backplane settings */ | ||
6927 | { 0, 0, 0, 2 }, /* QMH7342 backplane settings */ | ||
6928 | { 0, 0, 0, 11 }, /* QME7342 backplane settings */ | ||
6929 | { 0, 0, 0, 11 }, /* QME7342 backplane settings */ | ||
6930 | { 0, 0, 0, 11 }, /* QME7342 backplane settings */ | ||
6931 | { 0, 0, 0, 11 }, /* QME7342 backplane settings */ | ||
6932 | { 0, 0, 0, 11 }, /* QME7342 backplane settings */ | ||
6933 | { 0, 0, 0, 11 }, /* QME7342 backplane settings */ | ||
6934 | { 0, 0, 0, 11 }, /* QME7342 backplane settings */ | ||
6935 | }; | ||
6936 | |||
6937 | static const struct txdds_ent txdds_extra_ddr[TXDDS_EXTRA_SZ] = { | ||
6938 | /* amp, pre, main, post */ | ||
6939 | { 0, 0, 0, 7 }, /* QMH7342 backplane settings */ | ||
6940 | { 0, 0, 0, 7 }, /* QMH7342 backplane settings */ | ||
6941 | { 0, 0, 0, 8 }, /* QMH7342 backplane settings */ | ||
6942 | { 0, 0, 0, 8 }, /* QMH7342 backplane settings */ | ||
6943 | { 0, 0, 0, 13 }, /* QME7342 backplane settings */ | ||
6944 | { 0, 0, 0, 13 }, /* QME7342 backplane settings */ | ||
6945 | { 0, 0, 0, 13 }, /* QME7342 backplane settings */ | ||
6946 | { 0, 0, 0, 13 }, /* QME7342 backplane settings */ | ||
6947 | { 0, 0, 0, 13 }, /* QME7342 backplane settings */ | ||
6948 | { 0, 0, 0, 13 }, /* QME7342 backplane settings */ | ||
6949 | { 0, 0, 0, 13 }, /* QME7342 backplane settings */ | ||
6950 | }; | ||
6951 | |||
6952 | static const struct txdds_ent txdds_extra_qdr[TXDDS_EXTRA_SZ] = { | ||
6953 | /* amp, pre, main, post */ | ||
6954 | { 0, 1, 0, 4 }, /* QMH7342 backplane settings */ | ||
6955 | { 0, 1, 0, 5 }, /* QMH7342 backplane settings */ | ||
6956 | { 0, 1, 0, 6 }, /* QMH7342 backplane settings */ | ||
6957 | { 0, 1, 0, 8 }, /* QMH7342 backplane settings */ | ||
6958 | { 0, 1, 12, 10 }, /* QME7342 backplane setting */ | ||
6959 | { 0, 1, 12, 11 }, /* QME7342 backplane setting */ | ||
6960 | { 0, 1, 12, 12 }, /* QME7342 backplane setting */ | ||
6961 | { 0, 1, 12, 14 }, /* QME7342 backplane setting */ | ||
6962 | { 0, 1, 12, 6 }, /* QME7342 backplane setting */ | ||
6963 | { 0, 1, 12, 7 }, /* QME7342 backplane setting */ | ||
6964 | { 0, 1, 12, 8 }, /* QME7342 backplane setting */ | ||
6965 | }; | ||
6966 | |||
7131 | static const struct txdds_ent *get_atten_table(const struct txdds_ent *txdds, | 6967 | static const struct txdds_ent *get_atten_table(const struct txdds_ent *txdds, |
7132 | unsigned atten) | 6968 | unsigned atten) |
7133 | { | 6969 | { |
@@ -7145,7 +6981,7 @@ static const struct txdds_ent *get_atten_table(const struct txdds_ent *txdds, | |||
7145 | } | 6981 | } |
7146 | 6982 | ||
7147 | /* | 6983 | /* |
7148 | * if override is set, the module parameter cable_atten has a value | 6984 | * if override is set, the module parameter txselect has a value |
7149 | * for this specific port, so use it, rather than our normal mechanism. | 6985 | * for this specific port, so use it, rather than our normal mechanism. |
7150 | */ | 6986 | */ |
7151 | static void find_best_ent(struct qib_pportdata *ppd, | 6987 | static void find_best_ent(struct qib_pportdata *ppd, |
@@ -7184,15 +7020,28 @@ static void find_best_ent(struct qib_pportdata *ppd, | |||
7184 | *ddr_dds = get_atten_table(txdds_ddr, qd->atten[0]); | 7020 | *ddr_dds = get_atten_table(txdds_ddr, qd->atten[0]); |
7185 | *qdr_dds = get_atten_table(txdds_qdr, qd->atten[1]); | 7021 | *qdr_dds = get_atten_table(txdds_qdr, qd->atten[1]); |
7186 | return; | 7022 | return; |
7187 | } else { | 7023 | } else if (ppd->cpspec->no_eep < TXDDS_TABLE_SZ) { |
7188 | /* | 7024 | /* |
7189 | * If we have no (or incomplete) data from the cable | 7025 | * If we have no (or incomplete) data from the cable |
7190 | * EEPROM, or no QSFP, use the module parameter value | 7026 | * EEPROM, or no QSFP, or override is set, use the |
7191 | * to index into the attentuation table. | 7027 | * module parameter value to index into the attentuation |
7028 | * table. | ||
7192 | */ | 7029 | */ |
7193 | *sdr_dds = &txdds_sdr[ppd->cpspec->no_eep]; | 7030 | idx = ppd->cpspec->no_eep; |
7194 | *ddr_dds = &txdds_ddr[ppd->cpspec->no_eep]; | 7031 | *sdr_dds = &txdds_sdr[idx]; |
7195 | *qdr_dds = &txdds_qdr[ppd->cpspec->no_eep]; | 7032 | *ddr_dds = &txdds_ddr[idx]; |
7033 | *qdr_dds = &txdds_qdr[idx]; | ||
7034 | } else if (ppd->cpspec->no_eep < (TXDDS_TABLE_SZ + TXDDS_EXTRA_SZ)) { | ||
7035 | /* similar to above, but index into the "extra" table. */ | ||
7036 | idx = ppd->cpspec->no_eep - TXDDS_TABLE_SZ; | ||
7037 | *sdr_dds = &txdds_extra_sdr[idx]; | ||
7038 | *ddr_dds = &txdds_extra_ddr[idx]; | ||
7039 | *qdr_dds = &txdds_extra_qdr[idx]; | ||
7040 | } else { | ||
7041 | /* this shouldn't happen, it's range checked */ | ||
7042 | *sdr_dds = txdds_sdr + qib_long_atten; | ||
7043 | *ddr_dds = txdds_ddr + qib_long_atten; | ||
7044 | *qdr_dds = txdds_qdr + qib_long_atten; | ||
7196 | } | 7045 | } |
7197 | } | 7046 | } |
7198 | 7047 | ||
@@ -7203,33 +7052,24 @@ static void init_txdds_table(struct qib_pportdata *ppd, int override) | |||
7203 | int idx; | 7052 | int idx; |
7204 | int single_ent = 0; | 7053 | int single_ent = 0; |
7205 | 7054 | ||
7206 | if (IS_QMH(ppd->dd)) { | 7055 | find_best_ent(ppd, &sdr_dds, &ddr_dds, &qdr_dds, override); |
7207 | /* normally will be overridden, via setup_qmh() */ | 7056 | |
7208 | sdr_dds = &qmh_sdr_txdds; | 7057 | /* for mez cards or override, use the selected value for all entries */ |
7209 | ddr_dds = &qmh_ddr_txdds; | 7058 | if (!(ppd->dd->flags & QIB_HAS_QSFP) || override) |
7210 | qdr_dds = &qmh_qdr_txdds; | ||
7211 | single_ent = 1; | ||
7212 | } else if (IS_QME(ppd->dd)) { | ||
7213 | sdr_dds = &qme_sdr_txdds; | ||
7214 | ddr_dds = &qme_ddr_txdds; | ||
7215 | qdr_dds = &qme_qdr_txdds; | ||
7216 | single_ent = 1; | 7059 | single_ent = 1; |
7217 | } else | ||
7218 | find_best_ent(ppd, &sdr_dds, &ddr_dds, &qdr_dds, override); | ||
7219 | 7060 | ||
7220 | /* Fill in the first entry with the best entry found. */ | 7061 | /* Fill in the first entry with the best entry found. */ |
7221 | set_txdds(ppd, 0, sdr_dds); | 7062 | set_txdds(ppd, 0, sdr_dds); |
7222 | set_txdds(ppd, TXDDS_TABLE_SZ, ddr_dds); | 7063 | set_txdds(ppd, TXDDS_TABLE_SZ, ddr_dds); |
7223 | set_txdds(ppd, 2 * TXDDS_TABLE_SZ, qdr_dds); | 7064 | set_txdds(ppd, 2 * TXDDS_TABLE_SZ, qdr_dds); |
7224 | 7065 | if (ppd->lflags & (QIBL_LINKINIT | QIBL_LINKARMED | | |
7225 | /* | 7066 | QIBL_LINKACTIVE)) { |
7226 | * for our current speed, also write that value into the | 7067 | dds = (struct txdds_ent *)(ppd->link_speed_active == |
7227 | * tx serdes registers. | 7068 | QIB_IB_QDR ? qdr_dds : |
7228 | */ | 7069 | (ppd->link_speed_active == |
7229 | dds = (struct txdds_ent *)(ppd->link_speed_active == QIB_IB_QDR ? | 7070 | QIB_IB_DDR ? ddr_dds : sdr_dds)); |
7230 | qdr_dds : (ppd->link_speed_active == | 7071 | write_tx_serdes_param(ppd, dds); |
7231 | QIB_IB_DDR ? ddr_dds : sdr_dds)); | 7072 | } |
7232 | write_tx_serdes_param(ppd, dds); | ||
7233 | 7073 | ||
7234 | /* Fill in the remaining entries with the default table values. */ | 7074 | /* Fill in the remaining entries with the default table values. */ |
7235 | for (idx = 1; idx < ARRAY_SIZE(txdds_sdr); ++idx) { | 7075 | for (idx = 1; idx < ARRAY_SIZE(txdds_sdr); ++idx) { |
@@ -7352,6 +7192,11 @@ static int serdes_7322_init(struct qib_pportdata *ppd) | |||
7352 | */ | 7192 | */ |
7353 | init_txdds_table(ppd, 0); | 7193 | init_txdds_table(ppd, 0); |
7354 | 7194 | ||
7195 | /* ensure no tx overrides from earlier driver loads */ | ||
7196 | qib_write_kreg_port(ppd, krp_tx_deemph_override, | ||
7197 | SYM_MASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | ||
7198 | reset_tx_deemphasis_override)); | ||
7199 | |||
7355 | /* Patch some SerDes defaults to "Better for IB" */ | 7200 | /* Patch some SerDes defaults to "Better for IB" */ |
7356 | /* Timing Loop Bandwidth: cdr_timing[11:9] = 0 */ | 7201 | /* Timing Loop Bandwidth: cdr_timing[11:9] = 0 */ |
7357 | ibsd_wr_allchans(ppd, 2, 0, BMASK(11, 9)); | 7202 | ibsd_wr_allchans(ppd, 2, 0, BMASK(11, 9)); |
@@ -7421,7 +7266,7 @@ static int serdes_7322_init(struct qib_pportdata *ppd) | |||
7421 | QDR_STATIC_ADAPT_DOWN_R1 : QDR_STATIC_ADAPT_DOWN); | 7266 | QDR_STATIC_ADAPT_DOWN_R1 : QDR_STATIC_ADAPT_DOWN); |
7422 | ppd->cpspec->qdr_dfe_on = 1; | 7267 | ppd->cpspec->qdr_dfe_on = 1; |
7423 | 7268 | ||
7424 | /* (FLoop LOS gate: PPM filter enabled */ | 7269 | /* FLoop LOS gate: PPM filter enabled */ |
7425 | ibsd_wr_allchans(ppd, 38, 0 << 10, 1 << 10); | 7270 | ibsd_wr_allchans(ppd, 38, 0 << 10, 1 << 10); |
7426 | 7271 | ||
7427 | /* rx offset center enabled */ | 7272 | /* rx offset center enabled */ |
@@ -7486,68 +7331,39 @@ static void write_tx_serdes_param(struct qib_pportdata *ppd, | |||
7486 | SYM_MASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, txc0_ena) | | 7331 | SYM_MASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, txc0_ena) | |
7487 | SYM_MASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, txcp1_ena) | | 7332 | SYM_MASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, txcp1_ena) | |
7488 | SYM_MASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, txcn1_ena)); | 7333 | SYM_MASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, txcn1_ena)); |
7489 | deemph |= 1ULL << SYM_LSB(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | 7334 | |
7490 | tx_override_deemphasis_select); | 7335 | deemph |= SYM_MASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, |
7491 | deemph |= txdds->amp << SYM_LSB(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | 7336 | tx_override_deemphasis_select); |
7492 | txampcntl_d2a); | 7337 | deemph |= (txdds->amp & SYM_RMASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, |
7493 | deemph |= txdds->main << SYM_LSB(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | 7338 | txampcntl_d2a)) << SYM_LSB(IBSD_TX_DEEMPHASIS_OVERRIDE_0, |
7494 | txc0_ena); | 7339 | txampcntl_d2a); |
7495 | deemph |= txdds->post << SYM_LSB(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | 7340 | deemph |= (txdds->main & SYM_RMASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, |
7496 | txcp1_ena); | 7341 | txc0_ena)) << SYM_LSB(IBSD_TX_DEEMPHASIS_OVERRIDE_0, |
7497 | deemph |= txdds->pre << SYM_LSB(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | 7342 | txc0_ena); |
7343 | deemph |= (txdds->post & SYM_RMASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | ||
7344 | txcp1_ena)) << SYM_LSB(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | ||
7345 | txcp1_ena); | ||
7346 | deemph |= (txdds->pre & SYM_RMASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | ||
7347 | txcn1_ena)) << SYM_LSB(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | ||
7498 | txcn1_ena); | 7348 | txcn1_ena); |
7499 | qib_write_kreg_port(ppd, krp_tx_deemph_override, deemph); | 7349 | qib_write_kreg_port(ppd, krp_tx_deemph_override, deemph); |
7500 | } | 7350 | } |
7501 | 7351 | ||
7502 | /* | 7352 | /* |
7503 | * set per-bay, per channel parameters. For now, we ignore | 7353 | * Set the parameters for mez cards on link bounce, so they are |
7504 | * do_tx, and always set tx parameters, and set them with the same value | 7354 | * always exactly what was requested. Similar logic to init_txdds |
7505 | * for all channels, using the channel 0 value. We may switch to | 7355 | * but does just the serdes. |
7506 | * per-channel settings in the future, and that method only needs | ||
7507 | * to be done once. | ||
7508 | * Because this also writes the IBC txdds table with a single set | ||
7509 | * of values, it should be called only for cases where we want to completely | ||
7510 | * force a specific setting, typically only for mez cards. | ||
7511 | */ | 7356 | */ |
7512 | static void adj_tx_serdes(struct qib_pportdata *ppd) | 7357 | static void adj_tx_serdes(struct qib_pportdata *ppd) |
7513 | { | 7358 | { |
7514 | struct txdds_ent txdds; | 7359 | const struct txdds_ent *sdr_dds, *ddr_dds, *qdr_dds; |
7515 | int i; | 7360 | struct txdds_ent *dds; |
7516 | u8 *amp, *pre, *mainv, *post; | ||
7517 | |||
7518 | /* | ||
7519 | * Because we use TX_DEEMPHASIS_OVERRIDE, we need to | ||
7520 | * always do tx side, just like H1, since it is cleared | ||
7521 | * by link down | ||
7522 | */ | ||
7523 | amp = ppd->cpspec->amp; | ||
7524 | pre = ppd->cpspec->pre; | ||
7525 | mainv = ppd->cpspec->mainv; | ||
7526 | post = ppd->cpspec->post; | ||
7527 | |||
7528 | amp[0] &= SYM_RMASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | ||
7529 | txampcntl_d2a); | ||
7530 | mainv[0] &= SYM_RMASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | ||
7531 | txc0_ena); | ||
7532 | post[0] &= SYM_RMASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | ||
7533 | txcp1_ena); | ||
7534 | pre[0] &= SYM_RMASK(IBSD_TX_DEEMPHASIS_OVERRIDE_0, | ||
7535 | txcn1_ena); | ||
7536 | |||
7537 | /* | ||
7538 | * Use the channel zero values, only, for now, for | ||
7539 | * all channels | ||
7540 | */ | ||
7541 | txdds.amp = amp[0]; | ||
7542 | txdds.pre = pre[0]; | ||
7543 | txdds.main = mainv[0]; | ||
7544 | txdds.post = post[0]; | ||
7545 | |||
7546 | /* write the QDR table for IBC use, as backup for link down */ | ||
7547 | for (i = 0; i < ARRAY_SIZE(txdds_qdr); ++i) | ||
7548 | set_txdds(ppd, i + 32, &txdds); | ||
7549 | 7361 | ||
7550 | write_tx_serdes_param(ppd, &txdds); | 7362 | find_best_ent(ppd, &sdr_dds, &ddr_dds, &qdr_dds, 1); |
7363 | dds = (struct txdds_ent *)(ppd->link_speed_active == QIB_IB_QDR ? | ||
7364 | qdr_dds : (ppd->link_speed_active == QIB_IB_DDR ? | ||
7365 | ddr_dds : sdr_dds)); | ||
7366 | write_tx_serdes_param(ppd, dds); | ||
7551 | } | 7367 | } |
7552 | 7368 | ||
7553 | /* set QDR forced value for H1, if needed */ | 7369 | /* set QDR forced value for H1, if needed */ |
@@ -7567,235 +7383,6 @@ static void force_h1(struct qib_pportdata *ppd) | |||
7567 | } | 7383 | } |
7568 | } | 7384 | } |
7569 | 7385 | ||
7570 | /* | ||
7571 | * Parse the parameters for the QMH7342, to get rx and tx serdes | ||
7572 | * settings for that Bay, for both possible mez connectors (PCIe bus) | ||
7573 | * and IB link (one link on mez1, two possible on mez2). | ||
7574 | * | ||
7575 | * Data is comma or white space separated. | ||
7576 | * | ||
7577 | * A set of data has 7 groups, rx and tx groups have SERDES_CHANS values, | ||
7578 | * one per IB lane (serdes channel). | ||
7579 | * The groups are Bay, bus# H1 rcv, and amp, pre, post, main Tx values (QDR). | ||
7580 | * The Bay # is used only for debugging currently. | ||
7581 | * H1 values are set whenever the link goes down, or is at cfg_test or | ||
7582 | * cfg_wait_enh. Tx values are programmed once, when this routine is called | ||
7583 | * (and with default values at chip initialization). Values are any base, in | ||
7584 | * strtoul style, and values are seperated by comma, or any white space | ||
7585 | * (space, tab, newline). | ||
7586 | * | ||
7587 | * An example set might look like this (white space vs | ||
7588 | * comma used for human ease of reading) | ||
7589 | * The ordering is a set of Bay# Bus# H1, amp, pre, post, and main for mez1 IB1, | ||
7590 | * repeat for mez2 IB1, then mez2 IB2. | ||
7591 | * | ||
7592 | * B B H1:0 amp:0 pre:0 post: 0 main:0 | ||
7593 | * a u H1: 1 amp: 1 pre: 1 post: 1 main: 1 | ||
7594 | * y s H1: 2 amp: 2 pre: 2 post: 2 main: 2 | ||
7595 | * H1: 4 amp: 3 pre: 3 post: 3 main: 3 | ||
7596 | * 1 3 8,6,5,6 0,0,0,0 1,1,1,1 10,10,10,10 3,3,3,3 | ||
7597 | * 1 6 7,6,6,7 0,0,0,0 1,1,1,1 10,10,10,10 3,3,3,3 | ||
7598 | * 1 6 9,7,7,8 0,0,0,0 1,1,1,1 10,10,10,10 3,3,3,3 | ||
7599 | */ | ||
7600 | #define N_QMH_FIELDS 22 | ||
7601 | static int setup_qmh_params(const char *str, struct kernel_param *kp) | ||
7602 | { | ||
7603 | char *abuf, *v, *nv, *nvp; | ||
7604 | struct qib_devdata *dd; | ||
7605 | struct qib_pportdata *ppd; | ||
7606 | u32 mez, vlen, nf, port, bay; | ||
7607 | int ret = 0, found = 0; | ||
7608 | |||
7609 | vlen = strlen(str) + 1; | ||
7610 | abuf = kmalloc(vlen, GFP_KERNEL); | ||
7611 | if (!abuf) { | ||
7612 | printk(KERN_INFO QIB_DRV_NAME | ||
7613 | " Unable to allocate QMH param buffer; ignoring\n"); | ||
7614 | return 0; | ||
7615 | } | ||
7616 | memcpy(abuf, str, vlen); | ||
7617 | v = abuf; | ||
7618 | |||
7619 | /* these 3 are because gcc can't know they are set before used */ | ||
7620 | port = 1; | ||
7621 | mez = 1; /* used only for debugging */ | ||
7622 | bay = 0; /* used only for debugging */ | ||
7623 | ppd = NULL; | ||
7624 | for (nf = 0; (nv = strsep(&v, ", \t\n\r")) && | ||
7625 | nf < (N_QMH_FIELDS * 3);) { | ||
7626 | u32 val; | ||
7627 | |||
7628 | if (!*nv) | ||
7629 | /* allow for multiple separators */ | ||
7630 | continue; | ||
7631 | |||
7632 | val = simple_strtoul(nv, &nvp, 0); | ||
7633 | if (nv == nvp) { | ||
7634 | printk(KERN_INFO QIB_DRV_NAME | ||
7635 | " Bay%u, mez%u IB%u non-numeric value (%s) " | ||
7636 | "field #%u, ignoring rest\n", bay, mez, | ||
7637 | port, nv, nf % (N_QMH_FIELDS * 3)); | ||
7638 | ret = -EINVAL; | ||
7639 | goto bail; | ||
7640 | } | ||
7641 | if (!(nf % N_QMH_FIELDS)) { | ||
7642 | ppd = NULL; | ||
7643 | bay = val; | ||
7644 | if (!bay || bay > 16) { | ||
7645 | printk(KERN_INFO QIB_DRV_NAME | ||
7646 | " Invalid bay # %u, field %u, " | ||
7647 | "ignoring rest\n", bay, nf); | ||
7648 | ret = -EINVAL; | ||
7649 | goto bail; | ||
7650 | } | ||
7651 | } else if ((nf % N_QMH_FIELDS) == 1) { | ||
7652 | u32 bus = val; | ||
7653 | if (nf == 1) { | ||
7654 | mez = 1; | ||
7655 | port = 1; | ||
7656 | } else if (nf == (N_QMH_FIELDS + 1)) { | ||
7657 | mez = 2; | ||
7658 | port = 1; | ||
7659 | } else { | ||
7660 | mez = 2; | ||
7661 | port = 2; | ||
7662 | } | ||
7663 | list_for_each_entry(dd, &qib_dev_list, list) { | ||
7664 | if (dd->deviceid != PCI_DEVICE_ID_QLOGIC_IB_7322 | ||
7665 | || !IS_QMH(dd)) | ||
7666 | continue; /* only for QMH cards */ | ||
7667 | if (dd->pcidev->bus->number == bus) { | ||
7668 | found++; | ||
7669 | ppd = &dd->pport[port - 1]; | ||
7670 | } | ||
7671 | } | ||
7672 | } else if (ppd) { | ||
7673 | u32 parm = (nf % N_QMH_FIELDS) - 2; | ||
7674 | if (parm < SERDES_CHANS && !(parm % SERDES_CHANS)) | ||
7675 | ppd->cpspec->h1_val = val; | ||
7676 | else if (parm < (2 * SERDES_CHANS)) | ||
7677 | ppd->cpspec->amp[parm % SERDES_CHANS] = val; | ||
7678 | else if (parm < (3 * SERDES_CHANS)) | ||
7679 | ppd->cpspec->pre[parm % SERDES_CHANS] = val; | ||
7680 | else if (parm < (4 * SERDES_CHANS)) | ||
7681 | ppd->cpspec->post[parm % SERDES_CHANS] = val; | ||
7682 | else { | ||
7683 | ppd->cpspec->mainv[parm % SERDES_CHANS] = val; | ||
7684 | /* At the end of a port, set params */ | ||
7685 | if (parm == ((5 * SERDES_CHANS) - 1)) | ||
7686 | adj_tx_serdes(ppd); | ||
7687 | } | ||
7688 | } | ||
7689 | nf++; | ||
7690 | } | ||
7691 | if (!found) { | ||
7692 | printk(KERN_ERR QIB_DRV_NAME | ||
7693 | ": No match found for qmh_serdes_setup parameter\n"); | ||
7694 | ret = -EINVAL; | ||
7695 | } | ||
7696 | bail: | ||
7697 | kfree(abuf); | ||
7698 | return ret; | ||
7699 | } | ||
7700 | |||
7701 | /* | ||
7702 | * Similarly for QME7342, but the format is simpler, values are the | ||
7703 | * same for all mez card positions in a blade (2 or 4 per blade), but | ||
7704 | * are different for some blades vs others, and we don't need to | ||
7705 | * specify different parameters for different serdes channels or different | ||
7706 | * IB ports. | ||
7707 | * Format is: h1 amp,pre,post,main | ||
7708 | * Alternate format (so ports can be different): Pport# h1 amp,pre,post,main | ||
7709 | */ | ||
7710 | #define N_QME_FIELDS 5 | ||
7711 | static int setup_qme_params(const char *str, struct kernel_param *kp) | ||
7712 | { | ||
7713 | char *abuf, *v, *nv, *nvp; | ||
7714 | struct qib_devdata *dd; | ||
7715 | u32 vlen, nf, port = 0; | ||
7716 | u8 h1, tx[4]; /* amp, pre, post, main */ | ||
7717 | int ret = -EINVAL; | ||
7718 | char *seplist; | ||
7719 | |||
7720 | vlen = strlen(str) + 1; | ||
7721 | abuf = kmalloc(vlen, GFP_KERNEL); | ||
7722 | if (!abuf) { | ||
7723 | printk(KERN_INFO QIB_DRV_NAME | ||
7724 | " Unable to allocate QME param buffer; ignoring\n"); | ||
7725 | return 0; | ||
7726 | } | ||
7727 | strncpy(abuf, str, vlen); | ||
7728 | |||
7729 | v = abuf; | ||
7730 | seplist = " \t"; | ||
7731 | h1 = H1_FORCE_QME; /* gcc can't figure out always set before used */ | ||
7732 | |||
7733 | for (nf = 0; (nv = strsep(&v, seplist)); ) { | ||
7734 | u32 val; | ||
7735 | |||
7736 | if (!*nv) | ||
7737 | /* allow for multiple separators */ | ||
7738 | continue; | ||
7739 | |||
7740 | if (!nf && *nv == 'P') { | ||
7741 | /* alternate format with port */ | ||
7742 | val = simple_strtoul(++nv, &nvp, 0); | ||
7743 | if (nv == nvp || port >= NUM_IB_PORTS) { | ||
7744 | printk(KERN_INFO QIB_DRV_NAME | ||
7745 | " %s: non-numeric port value (%s) " | ||
7746 | "ignoring rest\n", __func__, nv); | ||
7747 | goto done; | ||
7748 | } | ||
7749 | port = val; | ||
7750 | continue; /* without incrementing nf */ | ||
7751 | } | ||
7752 | val = simple_strtoul(nv, &nvp, 0); | ||
7753 | if (nv == nvp) { | ||
7754 | printk(KERN_INFO QIB_DRV_NAME | ||
7755 | " %s: non-numeric value (%s) " | ||
7756 | "field #%u, ignoring rest\n", __func__, | ||
7757 | nv, nf); | ||
7758 | goto done; | ||
7759 | } | ||
7760 | if (!nf) { | ||
7761 | h1 = val; | ||
7762 | seplist = ","; | ||
7763 | } else | ||
7764 | tx[nf - 1] = val; | ||
7765 | if (++nf == N_QME_FIELDS) { | ||
7766 | list_for_each_entry(dd, &qib_dev_list, list) { | ||
7767 | int pidx, i; | ||
7768 | if (dd->deviceid != PCI_DEVICE_ID_QLOGIC_IB_7322 | ||
7769 | || !IS_QME(dd)) | ||
7770 | continue; /* only for QME cards */ | ||
7771 | for (pidx = 0; pidx < dd->num_pports; ++pidx) { | ||
7772 | struct qib_pportdata *ppd; | ||
7773 | ppd = &dd->pport[pidx]; | ||
7774 | if ((port && ppd->port != port) || | ||
7775 | !ppd->link_speed_supported) | ||
7776 | continue; | ||
7777 | ppd->cpspec->h1_val = h1; | ||
7778 | for (i = 0; i < SERDES_CHANS; i++) { | ||
7779 | ppd->cpspec->amp[i] = tx[0]; | ||
7780 | ppd->cpspec->pre[i] = tx[1]; | ||
7781 | ppd->cpspec->post[i] = tx[2]; | ||
7782 | ppd->cpspec->mainv[i] = tx[3]; | ||
7783 | } | ||
7784 | adj_tx_serdes(ppd); | ||
7785 | } | ||
7786 | } | ||
7787 | ret = 0; | ||
7788 | goto done; | ||
7789 | } | ||
7790 | } | ||
7791 | printk(KERN_INFO QIB_DRV_NAME | ||
7792 | " %s: Only %u of %u fields provided, skipping\n", | ||
7793 | __func__, nf, N_QME_FIELDS); | ||
7794 | done: | ||
7795 | kfree(abuf); | ||
7796 | return ret; | ||
7797 | } | ||
7798 | |||
7799 | #define SJA_EN SYM_MASK(SPC_JTAG_ACCESS_REG, SPC_JTAG_ACCESS_EN) | 7386 | #define SJA_EN SYM_MASK(SPC_JTAG_ACCESS_REG, SPC_JTAG_ACCESS_EN) |
7800 | #define BISTEN_LSB SYM_LSB(SPC_JTAG_ACCESS_REG, bist_en) | 7387 | #define BISTEN_LSB SYM_LSB(SPC_JTAG_ACCESS_REG, bist_en) |
7801 | 7388 | ||
diff --git a/drivers/infiniband/hw/qib/qib_init.c b/drivers/infiniband/hw/qib/qib_init.c index c0139c07e97e..9b40f345ac3f 100644 --- a/drivers/infiniband/hw/qib/qib_init.c +++ b/drivers/infiniband/hw/qib/qib_init.c | |||
@@ -1237,7 +1237,13 @@ static int __devinit qib_init_one(struct pci_dev *pdev, | |||
1237 | */ | 1237 | */ |
1238 | switch (ent->device) { | 1238 | switch (ent->device) { |
1239 | case PCI_DEVICE_ID_QLOGIC_IB_6120: | 1239 | case PCI_DEVICE_ID_QLOGIC_IB_6120: |
1240 | #ifdef CONFIG_PCI_MSI | ||
1240 | dd = qib_init_iba6120_funcs(pdev, ent); | 1241 | dd = qib_init_iba6120_funcs(pdev, ent); |
1242 | #else | ||
1243 | qib_early_err(&pdev->dev, "QLogic PCIE device 0x%x cannot " | ||
1244 | "work if CONFIG_PCI_MSI is not enabled\n", | ||
1245 | ent->device); | ||
1246 | #endif | ||
1241 | break; | 1247 | break; |
1242 | 1248 | ||
1243 | case PCI_DEVICE_ID_QLOGIC_IB_7220: | 1249 | case PCI_DEVICE_ID_QLOGIC_IB_7220: |