linux-kernel - [PATCH 1/3] test printf: Add very basic struct resource tests

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Message-Id: <20241018-cxl-pra-v1-1-7f49ba58208b@intel.com>
Date: Fri, 18 Oct 2024 14:46:24 -0500
From: Ira Weiny <ira.weiny@...el.com>
To: Andrew Morton <akpm@...ux-foundation.org>, 
 Petr Mladek <pmladek@...e.com>, Steven Rostedt <rostedt@...dmis.org>, 
 Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, 
 Rasmus Villemoes <linux@...musvillemoes.dk>, 
 Sergey Senozhatsky <senozhatsky@...omium.org>, 
 Jonathan Corbet <corbet@....net>, Davidlohr Bueso <dave@...olabs.net>, 
 Jonathan Cameron <jonathan.cameron@...wei.com>, 
 Dave Jiang <dave.jiang@...el.com>, 
 Alison Schofield <alison.schofield@...el.com>, 
 Vishal Verma <vishal.l.verma@...el.com>, 
 Dan Williams <dan.j.williams@...el.com>
Cc: Fan Ni <fan.ni@...sung.com>, Bagas Sanjaya <bagasdotme@...il.com>, 
 linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org, 
 linux-cxl@...r.kernel.org, Ira Weiny <ira.weiny@...el.com>, 
 Jonathan Cameron <Jonathan.Cameron@...wei.com>
Subject: [PATCH 1/3] test printf: Add very basic struct resource tests

The printf tests for struct resource were stubbed out.  struct range
printing will leverage the struct resource implementation.

To prevent regression add some basic sanity tests for struct resource.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>
Reviewed-by: Fan Ni <fan.ni@...sung.com>
Tested-by: Fan Ni <fan.ni@...sung.com>
Acked-by: Petr Mladek <pmladek@...e.com>
Link: https://patch.msgid.link/20241007-dcd-type2-upstream-v4-1-c261ee6eeded@intel.com
Signed-off-by: Ira Weiny <ira.weiny@...el.com>
---
 lib/test_printf.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/lib/test_printf.c b/lib/test_printf.c
index 8448b6d02bd9..5afdf5efc627 100644
--- a/lib/test_printf.c
+++ b/lib/test_printf.c
@@ -386,6 +386,50 @@ kernel_ptr(void)
 static void __init
 struct_resource(void)
 {
+	struct resource test_resource = {
+		.start = 0xc0ffee00,
+		.end = 0xc0ffee00,
+		.flags = IORESOURCE_MEM,
+	};
+
+	test("[mem 0xc0ffee00 flags 0x200]",
+	     "%pr", &test_resource);
+
+	test_resource = (struct resource) {
+		.start = 0xc0ffee,
+		.end = 0xba5eba11,
+		.flags = IORESOURCE_MEM,
+	};
+	test("[mem 0x00c0ffee-0xba5eba11 flags 0x200]",
+	     "%pr", &test_resource);
+
+	test_resource = (struct resource) {
+		.start = 0xba5eba11,
+		.end = 0xc0ffee,
+		.flags = IORESOURCE_MEM,
+	};
+	test("[mem 0xba5eba11-0x00c0ffee flags 0x200]",
+	     "%pr", &test_resource);
+
+	test_resource = (struct resource) {
+		.start = 0xba5eba11,
+		.end = 0xba5eca11,
+		.flags = IORESOURCE_MEM,
+	};
+
+	test("[mem 0xba5eba11-0xba5eca11 flags 0x200]",
+	     "%pr", &test_resource);
+
+	test_resource = (struct resource) {
+		.start = 0xba11,
+		.end = 0xca10,
+		.flags = IORESOURCE_IO |
+			 IORESOURCE_DISABLED |
+			 IORESOURCE_UNSET,
+	};
+
+	test("[io  size 0x1000 disabled]",
+	     "%pR", &test_resource);
 }
 
 static void __init

-- 
2.47.0