2c91dc1bcd
This includes support for the CXL commands, and adds the following packages: cxl-cli, cxl-devel, cxl-libs. Resolves: rhbz#2132167
75 lines
2.3 KiB
Diff
75 lines
2.3 KiB
Diff
From 14565442634cfab0aac8823129a175be572fb11e 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 13:22:06 -0600
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Subject: [PATCH 191/217] cxl/memdev: refactor decoder mode string parsing
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In preparation for create-region to use a similar decoder mode string
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to enum operation, break out the mode string parsing into its own inline
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helper in libcxl.h, and call it from memdev.c:__reserve_dpa().
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Link: https://lore.kernel.org/r/20220815192214.545800-4-vishal.l.verma@intel.com
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Cc: 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/libcxl.h | 13 +++++++++++++
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cxl/memdev.c | 11 ++---------
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2 files changed, 15 insertions(+), 9 deletions(-)
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diff --git a/cxl/libcxl.h b/cxl/libcxl.h
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index 33a216e..c1f8d14 100644
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--- a/cxl/libcxl.h
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+++ b/cxl/libcxl.h
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@@ -4,6 +4,7 @@
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#define _LIBCXL_H_
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#include <stdarg.h>
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+#include <string.h>
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#include <unistd.h>
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#include <stdbool.h>
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@@ -154,6 +155,18 @@ static inline const char *cxl_decoder_mode_name(enum cxl_decoder_mode mode)
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return names[mode];
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}
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+static inline enum cxl_decoder_mode
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+cxl_decoder_mode_from_ident(const char *ident)
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+{
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+ if (strcmp(ident, "ram") == 0)
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+ return CXL_DECODER_MODE_RAM;
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+ else if (strcmp(ident, "volatile") == 0)
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+ return CXL_DECODER_MODE_RAM;
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+ else if (strcmp(ident, "pmem") == 0)
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+ return CXL_DECODER_MODE_PMEM;
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+ return CXL_DECODER_MODE_NONE;
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+}
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+
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enum cxl_decoder_mode cxl_decoder_get_mode(struct cxl_decoder *decoder);
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int cxl_decoder_set_mode(struct cxl_decoder *decoder,
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enum cxl_decoder_mode mode);
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diff --git a/cxl/memdev.c b/cxl/memdev.c
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index e42f554..0b3ad02 100644
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--- a/cxl/memdev.c
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+++ b/cxl/memdev.c
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@@ -154,15 +154,8 @@ static int __reserve_dpa(struct cxl_memdev *memdev,
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int rc;
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if (param.type) {
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- if (strcmp(param.type, "ram") == 0)
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- mode = CXL_DECODER_MODE_RAM;
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- else if (strcmp(param.type, "volatile") == 0)
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- mode = CXL_DECODER_MODE_RAM;
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- else if (strcmp(param.type, "ram") == 0)
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- mode = CXL_DECODER_MODE_RAM;
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- else if (strcmp(param.type, "pmem") == 0)
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- mode = CXL_DECODER_MODE_PMEM;
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- else {
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+ mode = cxl_decoder_mode_from_ident(param.type);
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+ if (mode == CXL_DECODER_MODE_NONE) {
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log_err(&ml, "%s: unsupported type: %s\n", devname,
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param.type);
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return -EINVAL;
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--
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2.27.0
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