Date: Mon, 15 Oct 2007 03:34:42 GMT From: Kip Macy <kmacy@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 127543 for review Message-ID: <200710150334.l9F3Ygoj080624@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=127543 Change 127543 by kmacy@kmacy_home:ethng on 2007/10/15 03:34:27 bare minimum to get basic part of module to compile Affected files ... .. //depot/projects/ethng/src/sys/dev/cxgb/ulp/iw_cxgb/iw_cxgb_cxio_hal.h#1 add .. //depot/projects/ethng/src/sys/dev/cxgb/ulp/iw_cxgb/iw_cxgb_cxio_wr.h#1 add .. //depot/projects/ethng/src/sys/dev/cxgb/ulp/iw_cxgb/iw_cxgb_iwch.c#2 edit .. //depot/projects/ethng/src/sys/dev/cxgb/ulp/iw_cxgb/iw_cxgb_iwch.h#1 add .. //depot/projects/ethng/src/sys/dev/cxgb/ulp/iw_cxgb/iw_cxgb_iwch_cm.h#1 add .. //depot/projects/ethng/src/sys/dev/cxgb/ulp/iw_cxgb/iw_cxgb_iwch_provider.h#1 add Differences ... ==== //depot/projects/ethng/src/sys/dev/cxgb/ulp/iw_cxgb/iw_cxgb_iwch.c#2 (text+ko) ==== @@ -26,7 +26,6 @@ POSSIBILITY OF SUCH DAMAGE. ***************************************************************************/ - #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); @@ -43,6 +42,7 @@ #include <sys/rman.h> #include <sys/ioccom.h> #include <sys/mbuf.h> +#include <sys/rwlock.h> #include <sys/linker.h> #include <sys/firmware.h> #include <sys/socket.h> @@ -53,8 +53,184 @@ #include <sys/taskqueue.h> #include <sys/proc.h> +#include <netinet/in.h> + +#include <sys/linux_compat.h> +#include <contrib/rdma/ib_verbs.h> + + #ifdef CONFIG_DEFINED #include <cxgb_include.h> +#include <ulp/iw_cxgb/iw_cxgb_cxio_wr.h> +#include <ulp/iw_cxgb/iw_cxgb_cxio_hal.h> +#include <ulp/iw_cxgb/iw_cxgb_iwch_provider.h> +#include <ulp/iw_cxgb/iw_cxgb_iwch_cm.h> +#include <ulp/iw_cxgb/iw_cxgb_iwch.h> #else #include <dev/cxgb/cxgb_include.h> +#include <dev/cxgb/ulp/iw_cxgb/iw_cxgb_cxio_wr.h> +#include <dev/cxgb/ulp/iw_cxgb/iw_cxgb_cxio_hal.h> +#include <dev/cxgb/ulp/iw_cxgb/iw_cxgb_iwch_provider.h> +#include <dev/cxgb/ulp/iw_cxgb/iw_cxgb_iwch_cm.h> +#include <dev/cxgb/ulp/iw_cxgb/iw_cxgb_iwch.h> +#endif + + + +/* + * XXX :-/ + * + */ + +#define idr_init(x) + +cxgb_cpl_handler_func t3c_handlers[NUM_CPL_CMDS]; + +static void open_rnic_dev(struct t3cdev *); +static void close_rnic_dev(struct t3cdev *); + +struct cxgb_client t3c_client = { + .name = "iw_cxgb3", + .add = open_rnic_dev, + .remove = close_rnic_dev, + .handlers = t3c_handlers, + .redirect = iwch_ep_redirect +}; + +static TAILQ_HEAD( ,iwch_dev) dev_list; +static struct mtx dev_mutex; +static void +rnic_init(struct iwch_dev *rnicp) +{ + static int inited = 0; + + if (inited == 0) { + TAILQ_INIT(&dev_list); + inited = 1; + } + + PDBG("%s iwch_dev %p\n", __FUNCTION__, rnicp); + idr_init(&rnicp->cqidr); + idr_init(&rnicp->qpidr); + idr_init(&rnicp->mmidr); + mtx_init(&rnicp->lock, "iwch lock", NULL, MTX_DEF); + + rnicp->attr.vendor_id = 0x168; + rnicp->attr.vendor_part_id = 7; + rnicp->attr.max_qps = T3_MAX_NUM_QP - 32; + rnicp->attr.max_wrs = (1UL << 24) - 1; + rnicp->attr.max_sge_per_wr = T3_MAX_SGE; + rnicp->attr.max_sge_per_rdma_write_wr = T3_MAX_SGE; + rnicp->attr.max_cqs = T3_MAX_NUM_CQ - 1; + rnicp->attr.max_cqes_per_cq = (1UL << 24) - 1; + rnicp->attr.max_mem_regs = cxio_num_stags(&rnicp->rdev); + rnicp->attr.max_phys_buf_entries = T3_MAX_PBL_SIZE; + rnicp->attr.max_pds = T3_MAX_NUM_PD - 1; + rnicp->attr.mem_pgsizes_bitmask = 0x7FFF; /* 4KB-128MB */ + rnicp->attr.can_resize_wq = 0; + rnicp->attr.max_rdma_reads_per_qp = 8; + rnicp->attr.max_rdma_read_resources = + rnicp->attr.max_rdma_reads_per_qp * rnicp->attr.max_qps; + rnicp->attr.max_rdma_read_qp_depth = 8; /* IRD */ + rnicp->attr.max_rdma_read_depth = + rnicp->attr.max_rdma_read_qp_depth * rnicp->attr.max_qps; + rnicp->attr.rq_overflow_handled = 0; + rnicp->attr.can_modify_ird = 0; + rnicp->attr.can_modify_ord = 0; + rnicp->attr.max_mem_windows = rnicp->attr.max_mem_regs - 1; + rnicp->attr.stag0_value = 1; + rnicp->attr.zbva_support = 1; + rnicp->attr.local_invalidate_fence = 1; + rnicp->attr.cq_overflow_detection = 1; + return; +} + +static void open_rnic_dev(struct t3cdev *tdev) +{ + struct iwch_dev *rnicp; + static int vers_printed; + + PDBG("%s t3cdev %p\n", __FUNCTION__, tdev); + if (!vers_printed++) + printf("Chelsio T3 RDMA Driver - version %s\n", + DRV_VERSION); + rnicp = (struct iwch_dev *)ib_alloc_device(sizeof(*rnicp)); + if (!rnicp) { + printf("Cannot allocate ib device\n"); + return; + } + rnicp->rdev.ulp = rnicp; + rnicp->rdev.t3cdev_p = tdev; + + mtx_lock(&dev_mutex); + + if (cxio_rdev_open(&rnicp->rdev)) { + mtx_unlock(&dev_mutex); + printf("Unable to open CXIO rdev\n"); + ib_dealloc_device(&rnicp->ibdev); + return; + } + + rnic_init(rnicp); + + TAILQ_INSERT_TAIL(&dev_list, rnicp, entry); + mtx_unlock(&dev_mutex); + + if (iwch_register_device(rnicp)) { + printf("Unable to register device\n"); + close_rnic_dev(tdev); + } +#ifdef notyet + printf("Initialized device %s\n", + pci_name(rnicp->rdev.rnic_info.pdev)); +#endif + return; +} + +static void close_rnic_dev(struct t3cdev *tdev) +{ + struct iwch_dev *dev, *tmp; + PDBG("%s t3cdev %p\n", __FUNCTION__, tdev); + mtx_lock(&dev_mutex); + + TAILQ_FOREACH_SAFE(dev, &dev_list, entry, tmp) { + if (dev->rdev.t3cdev_p == tdev) { +#ifdef notyet + list_del(&dev->entry); + iwch_unregister_device(dev); + cxio_rdev_close(&dev->rdev); + idr_destroy(&dev->cqidr); + idr_destroy(&dev->qpidr); + idr_destroy(&dev->mmidr); + ib_dealloc_device(&dev->ibdev); +#endif + break; + } + } + mtx_unlock(&dev_mutex); +} + +#ifdef notyet +static int __init iwch_init_module(void) +{ + int err; + + err = cxio_hal_init(); + if (err) + return err; + err = iwch_cm_init(); + if (err) + return err; + cxio_register_ev_cb(iwch_ev_dispatch); + cxgb_register_client(&t3c_client); + return 0; +} + +static void __exit iwch_exit_module(void) +{ + cxgb_unregister_client(&t3c_client); + cxio_unregister_ev_cb(iwch_ev_dispatch); + iwch_cm_term(); + cxio_hal_exit(); +} #endif
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