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From: Randy Dunlap <rdunlap@infradead.org>
To: linux-kernel@vger.kernel.org
Cc: Randy Dunlap <rdunlap@infradead.org>,
	Jonathan Corbet <corbet@lwn.net>,
	Shuah Khan <skhan@linuxfoundation.org>,
	Wim Van Sebroeck <wim@linux-watchdog.org>,
	Guenter Roeck <linux@roeck-us.net>,
	linux-watchdog@vger.kernel.org, linux-doc@vger.kernel.org
Subject: [PATCH 2/5] docs: watchdog: pcwd: fix typo and driver info.
Date: Fri, 27 Feb 2026 17:03:59 -0800	[thread overview]
Message-ID: <20260228010402.2389343-3-rdunlap@infradead.org> (raw)
In-Reply-To: <20260228010402.2389343-1-rdunlap@infradead.org>

Correct a typo and some technical info for the pcwd driver.

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
---
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Shuah Khan <skhan@linuxfoundation.org>
Cc: Wim Van Sebroeck <wim@linux-watchdog.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: linux-watchdog@vger.kernel.org
Cc: linux-doc@vger.kernel.org

 Documentation/watchdog/pcwd-watchdog.rst |   19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

--- linux-next-20260226.orig/Documentation/watchdog/pcwd-watchdog.rst
+++ linux-next-20260226/Documentation/watchdog/pcwd-watchdog.rst
@@ -29,7 +29,7 @@ Documentation and Driver by Ken Hollis <
  to run the program with an "&" to run it in the background!)
 
  If you want to write a program to be compatible with the PC Watchdog
- driver, simply use of modify the watchdog test program:
+ driver, simply use or modify the watchdog test program:
  tools/testing/selftests/watchdog/watchdog-test.c
 
 
@@ -37,16 +37,23 @@ Documentation and Driver by Ken Hollis <
 
 	WDIOC_GETSUPPORT
 		This returns the support of the card itself.  This
-		returns in structure "PCWDS" which returns:
+		returns in structure watchdog_info:
+
+                        identity = "PCWD"
+
+			options = list of supported options::
+                                  WDIOF_OVERHEAT
+                                  WDIOF_CARDRESET
+                                  WDIOF_KEEPALIVEPING
+                                  WDIOF_SETTIMEOUT
+                                  WDIOF_MAGICCLOSE
 
-			options = WDIOS_TEMPPANIC
-				  (This card supports temperature)
 			firmware_version = xxxx
 				  (Firmware version of the card)
 
 	WDIOC_GETSTATUS
 		This returns the status of the card, with the bits of
-		WDIOF_* bitwise-anded into the value.  (The comments
+		WDIOF_* bitwise-ored into the value.  (The comments
 		are in include/uapi/linux/watchdog.h)
 
 	WDIOC_GETBOOTSTATUS
@@ -55,7 +62,7 @@ Documentation and Driver by Ken Hollis <
 
 	WDIOC_GETTEMP
 		This returns the temperature of the card.  (You can also
-		read /dev/watchdog, which gives a temperature update
+		read /dev/temperature, which gives a temperature update
 		every second.)
 
 	WDIOC_SETOPTIONS

  parent reply	other threads:[~2026-02-28  1:04 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-28  1:03 [PATCH 0/5] docs: watchdog: general cleaning and corrections Randy Dunlap
2026-02-28  1:03 ` [PATCH 1/5] docs: watchdog: mlx-wdt: small fixes Randy Dunlap
2026-02-28  1:51   ` Guenter Roeck
2026-02-28  1:03 ` Randy Dunlap [this message]
2026-02-28  1:51   ` [PATCH 2/5] docs: watchdog: pcwd: fix typo and driver info Guenter Roeck
2026-02-28  1:04 ` [PATCH 3/5] docs: watchdog-api: general cleaning Randy Dunlap
2026-02-28  1:53   ` Guenter Roeck
2026-02-28  1:04 ` [PATCH 4/5] docs: watchdog-kernel-api: general cleanups Randy Dunlap
2026-02-28  1:55   ` Guenter Roeck
2026-02-28  1:04 ` [PATCH 5/5] docs: watchdog-parameters: add missing watchdog_core parameters Randy Dunlap
2026-02-28  1:54   ` Guenter Roeck
2026-03-03 17:23 ` [PATCH 0/5] docs: watchdog: general cleaning and corrections Jonathan Corbet
2026-03-23  0:54   ` Randy Dunlap
2026-04-30 22:14     ` Randy Dunlap
2026-04-30 23:21       ` Guenter Roeck
2026-05-03 15:20         ` Jonathan Corbet

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