Date: Fri, 15 Jul 2016 05:40:34 +0000 (UTC) From: Sepherosa Ziehau <sephe@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r302871 - in head/sys/dev/hyperv: include vmbus Message-ID: <201607150540.u6F5eYSh079626@repo.freebsd.org>
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Author: sephe Date: Fri Jul 15 05:40:34 2016 New Revision: 302871 URL: https://svnweb.freebsd.org/changeset/base/302871 Log: hyperv/vmbus: Add vmbus_chan_gpadl_connect, which takes GPA physaddr MFC after: 1 week Sponsored by: Microsoft OSTC Differential Revision: https://reviews.freebsd.org/D7139 Modified: head/sys/dev/hyperv/include/hyperv.h head/sys/dev/hyperv/vmbus/hv_channel.c Modified: head/sys/dev/hyperv/include/hyperv.h ============================================================================== --- head/sys/dev/hyperv/include/hyperv.h Fri Jul 15 05:29:04 2016 (r302870) +++ head/sys/dev/hyperv/include/hyperv.h Fri Jul 15 05:40:34 2016 (r302871) @@ -409,6 +409,9 @@ int hv_vmbus_channel_teardown_gpdal( hv_vmbus_channel* channel, uint32_t gpadl_handle); +int vmbus_chan_gpadl_connect(struct hv_vmbus_channel *chan, + bus_addr_t paddr, int size, uint32_t *gpadl); + struct hv_vmbus_channel* vmbus_select_outgoing_channel(struct hv_vmbus_channel *promary); void vmbus_channel_cpu_set(struct hv_vmbus_channel *chan, int cpu); Modified: head/sys/dev/hyperv/vmbus/hv_channel.c ============================================================================== --- head/sys/dev/hyperv/vmbus/hv_channel.c Fri Jul 15 05:29:04 2016 (r302870) +++ head/sys/dev/hyperv/vmbus/hv_channel.c Fri Jul 15 05:40:34 2016 (r302871) @@ -330,26 +330,33 @@ failed: */ int hv_vmbus_channel_establish_gpadl(struct hv_vmbus_channel *channel, - void *contig_buffer, uint32_t size, uint32_t *gpadl0) + void *contig_buffer, uint32_t size, uint32_t *gpadl) { - struct vmbus_softc *sc = channel->vmbus_sc; + return vmbus_chan_gpadl_connect(channel, + hv_get_phys_addr(contig_buffer), size, gpadl); +} + +int +vmbus_chan_gpadl_connect(struct hv_vmbus_channel *chan, bus_addr_t paddr, + int size, uint32_t *gpadl0) +{ + struct vmbus_softc *sc = chan->vmbus_sc; struct vmbus_msghc *mh; struct vmbus_chanmsg_gpadl_conn *req; const struct vmbus_message *msg; size_t reqsz; uint32_t gpadl, status; int page_count, range_len, i, cnt, error; - uint64_t page_id, paddr; + uint64_t page_id; /* * Preliminary checks. */ KASSERT((size & PAGE_MASK) == 0, - ("invalid GPA size %u, not multiple page size", size)); + ("invalid GPA size %d, not multiple page size", size)); page_count = size >> PAGE_SHIFT; - paddr = hv_get_phys_addr(contig_buffer); KASSERT((paddr & PAGE_MASK) == 0, ("GPA is not page aligned %jx", (uintmax_t)paddr)); page_id = paddr >> PAGE_SHIFT; @@ -390,13 +397,13 @@ hv_vmbus_channel_establish_gpadl(struct if (mh == NULL) { device_printf(sc->vmbus_dev, "can not get msg hypercall for gpadl->chan%u\n", - channel->ch_id); + chan->ch_id); return EIO; } req = vmbus_msghc_dataptr(mh); req->chm_hdr.chm_type = VMBUS_CHANMSG_TYPE_GPADL_CONN; - req->chm_chanid = channel->ch_id; + req->chm_chanid = chan->ch_id; req->chm_gpadl = gpadl; req->chm_range_len = range_len; req->chm_range_cnt = 1; @@ -409,7 +416,7 @@ hv_vmbus_channel_establish_gpadl(struct if (error) { device_printf(sc->vmbus_dev, "gpadl->chan%u msg hypercall exec failed: %d\n", - channel->ch_id, error); + chan->ch_id, error); vmbus_msghc_put(sc, mh); return error; } @@ -445,12 +452,12 @@ hv_vmbus_channel_establish_gpadl(struct if (status != 0) { device_printf(sc->vmbus_dev, "gpadl->chan%u failed: " - "status %u\n", channel->ch_id, status); + "status %u\n", chan->ch_id, status); return EIO; } else { if (bootverbose) { device_printf(sc->vmbus_dev, "gpadl->chan%u " - "succeeded\n", channel->ch_id); + "succeeded\n", chan->ch_id); } } return 0;
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