LKML: Roland Dreier: [PATCH][2/27] IB/mthca: fill in more device query fields

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href="/lkml/2005/4/1/257">Roland Dreier</a><ul><li><a href="/lkml/2005/4/1/257">Roland Dreier</a><ul><li><a href="/lkml/2005/4/1/256">Roland Dreier</a><ul><li><a href="/lkml/2005/4/1/258">Roland Dreier</a></li></ul></li></ul></li></ul></li></ul></li></ul><div class="threadlist">Patch in this message</div><ul class="threadlist"><li><a href="/lkml/diff/2005/4/1/223/1">Get diff 1</a></li></ul></td><td width="32" rowspan="2" class="c" valign="top"><img src="/images/icornerl.gif" width="32" height="32" alt="/" /></td><td class="c" rowspan="2" valign="top" style="padding-top: 1em"><table><tr><td><table><tr><td class="lp">Subject</td><td class="rp" itemprop="name">[PATCH][2/27] IB/mthca: fill in more device query fields</td></tr><tr><td class="lp">Date</td><td class="rp" itemprop="datePublished">Fri, 1 Apr 2005 12:49:52 -0800</td></tr><tr><td class="lp">From</td><td class="rp" itemprop="author">Roland Dreier <></td></tr></table></td><td></td></tr></table><pre itemprop="articleBody">Implement more of the device_query method in mthca.<br /><br />Signed-off-by: Roland Dreier <roland@topspin.com><br /><br /><br />--- linux-export.orig/drivers/infiniband/hw/mthca/mthca_cmd.c 2005-03-31 19:07:00.000000000 -0800<br />+++ linux-export/drivers/infiniband/hw/mthca/mthca_cmd.c 2005-04-01 12:38:20.843436141 -0800<br />@@ -987,6 +987,8 @@<br /> if (dev->hca_type == ARBEL_NATIVE) {<br /> MTHCA_GET(field, outbox, QUERY_DEV_LIM_RSZ_SRQ_OFFSET);<br /> dev_lim->hca.arbel.resize_srq = field & 1;<br />+ MTHCA_GET(field, outbox, QUERY_DEV_LIM_MAX_SG_RQ_OFFSET);<br />+ dev_lim->max_sg = min_t(int, field, dev_lim->max_sg);<br /> MTHCA_GET(size, outbox, QUERY_DEV_LIM_MTT_ENTRY_SZ_OFFSET);<br /> dev_lim->mtt_seg_sz = size;<br /> MTHCA_GET(size, outbox, QUERY_DEV_LIM_MPT_ENTRY_SZ_OFFSET);<br />--- linux-export.orig/drivers/infiniband/hw/mthca/mthca_provider.c 2005-03-31 19:07:00.000000000 -0800<br />+++ linux-export/drivers/infiniband/hw/mthca/mthca_provider.c 2005-04-01 12:38:20.839437009 -0800<br />@@ -52,6 +52,8 @@<br /> if (!in_mad || !out_mad)<br /> goto out;<br /> <br />+ memset(props, 0, sizeof props);<br />+<br /> props->fw_ver = mdev->fw_ver;<br /> <br /> memset(in_mad, 0, sizeof *in_mad);<br />@@ -71,14 +73,26 @@<br /> goto out;<br /> }<br /> <br />- props->device_cap_flags = mdev->device_cap_flags;<br />- props->vendor_id = be32_to_cpup((u32 *) (out_mad->data + 36)) &<br />+ props->device_cap_flags = mdev->device_cap_flags;<br />+ props->vendor_id = be32_to_cpup((u32 *) (out_mad->data + 36)) &<br /> 0xffffff;<br />- props->vendor_part_id = be16_to_cpup((u16 *) (out_mad->data + 30));<br />- props->hw_ver = be16_to_cpup((u16 *) (out_mad->data + 32));<br />+ props->vendor_part_id = be16_to_cpup((u16 *) (out_mad->data + 30));<br />+ props->hw_ver = be16_to_cpup((u16 *) (out_mad->data + 32));<br /> memcpy(&props->sys_image_guid, out_mad->data + 4, 8);<br /> memcpy(&props->node_guid, out_mad->data + 12, 8);<br /> <br />+ props->max_mr_size = ~0ull;<br />+ props->max_qp = mdev->limits.num_qps - mdev->limits.reserved_qps;<br />+ props->max_qp_wr = 0xffff;<br />+ props->max_sge = mdev->limits.max_sg;<br />+ props->max_cq = mdev->limits.num_cqs - mdev->limits.reserved_cqs;<br />+ props->max_cqe = 0xffff;<br />+ props->max_mr = mdev->limits.num_mpts - mdev->limits.reserved_mrws;<br />+ props->max_pd = mdev->limits.num_pds - mdev->limits.reserved_pds;<br />+ props->max_qp_rd_atom = 1 << mdev->qp_table.rdb_shift;<br />+ props->max_qp_init_rd_atom = 1 << mdev->qp_table.rdb_shift;<br />+ props->local_ca_ack_delay = mdev->limits.local_ca_ack_delay;<br />+<br /> err = 0;<br /> out:<br /> kfree(in_mad);<br />-<br />To unsubscribe from this list: send the line "unsubscribe linux-kernel" in<br />the body of a message to majordomo@vger.kernel.org<br />More majordomo info at <a href="http://vger.kernel.org/majordomo-info.html">http://vger.kernel.org/majordomo-info.html</a><br />Please read the FAQ at <a href="http://www.tux.org/lkml/">http://www.tux.org/lkml/</a><br /><br /></pre></td><td width="32" rowspan="2" class="c" valign="top"><img src="/images/icornerr.gif" width="32" height="32" alt="\" /></td></tr><tr><td align="right" valign="bottom"> 聽 </td></tr><tr><td align="right" valign="bottom">聽</td><td class="c" valign="bottom" style="padding-bottom: 0px"><img src="/images/bcornerl.gif" width="32" height="32" alt="\" /></td><td class="c">聽</td><td class="c" valign="bottom" style="padding-bottom: 0px"><img src="/images/bcornerr.gif" width="32" height="32" alt="/" /></td></tr><tr><td align="right" valign="top" colspan="2"> 聽 </td><td class="lm">Last update: 2005-04-06 13:31 聽聽 [from the cache]<br />漏2003-2020 <a href="http://blog.jasper.es/"><span itemprop="editor">Jasper Spaans</span></a>|hosted at <a href="https://www.digitalocean.com/?refcode=9a8e99d24cf9">Digital Ocean</a> and my Meterkast|<a href="http://blog.jasper.es/categories.html#lkml-ref">Read the blog</a></td><td>聽</td></tr></table><script language="javascript" 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LKML: Roland Dreier: [PATCH][2/27] IB/mthca: fill in more device query fields