2c91dc1bcd
This includes support for the CXL commands, and adds the following packages: cxl-cli, cxl-devel, cxl-libs. Resolves: rhbz#2132167
46 lines
1.5 KiB
Diff
46 lines
1.5 KiB
Diff
From 0a43bfdf030b4a84fce562462944a9a44888afaa Mon Sep 17 00:00:00 2001
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From: Vishal Verma <vishal.l.verma@intel.com>
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Date: Mon, 15 Aug 2022 13:22:04 -0600
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Subject: [PATCH 189/217] libcxl: add a depth attribute to cxl_port
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Add a depth attribute to the cxl_port structure, that can be used for
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calculating its distance from the root port, and will be needed for
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interleave granularity calculations during region creation.
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Link: https://lore.kernel.org/r/20220815192214.545800-2-vishal.l.verma@intel.com
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Suggested-by: Dan Williams <dan.j.williams@intel.com>
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Reviewed-by: Dan Williams <dan.j.williams@intel.com>
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Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
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---
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cxl/lib/libcxl.c | 1 +
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cxl/lib/private.h | 1 +
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2 files changed, 2 insertions(+)
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diff --git a/cxl/lib/libcxl.c b/cxl/lib/libcxl.c
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index e52896f..145c6ba 100644
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--- a/cxl/lib/libcxl.c
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+++ b/cxl/lib/libcxl.c
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@@ -744,6 +744,7 @@ static int cxl_port_init(struct cxl_port *port, struct cxl_port *parent_port,
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port->type = type;
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port->parent = parent_port;
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port->type = type;
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+ port->depth = parent_port ? parent_port->depth + 1 : 0;
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list_head_init(&port->child_ports);
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list_head_init(&port->endpoints);
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diff --git a/cxl/lib/private.h b/cxl/lib/private.h
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index f6d4573..832a815 100644
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--- a/cxl/lib/private.h
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+++ b/cxl/lib/private.h
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@@ -66,6 +66,7 @@ struct cxl_port {
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int decoders_init;
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int dports_init;
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int nr_dports;
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+ int depth;
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struct cxl_ctx *ctx;
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struct cxl_bus *bus;
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enum cxl_port_type type;
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--
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2.27.0
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