linux-kernel - [PATCH 1/2] drm/print: add DRM_DEV

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Date:   Thu, 14 Nov 2019 16:25:19 +0300
From:   Wambui Karuga <wambui.karugax@...il.com>
To:     maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
        sean@...rly.run, airlied@...ux.ie, daniel@...ll.ch,
        hjc@...k-chips.com
Cc:     heiko@...ech.de, dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] drm/print: add DRM_DEV_WARN macro

Add the DRM_DEV_WARN helper macro for printing warnings
that use device pointers in their log output format.
DRM_DEV_WARN can replace the use of dev_warn in such cases.

Signed-off-by: Wambui Karuga <wambui.karugax@...il.com>
---
 include/drm/drm_print.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/drm/drm_print.h b/include/drm/drm_print.h
index 5b8049992c24..6ddf91c0cb29 100644
--- a/include/drm/drm_print.h
+++ b/include/drm/drm_print.h
@@ -329,6 +329,15 @@ void drm_err(const char *format, ...);
 #define DRM_WARN_ONCE(fmt, ...)						\
 	_DRM_PRINTK(_once, WARNING, fmt, ##__VA_ARGS__)
 
+/**
+ * Warning output.
+ *
+ * @dev: device pointer
+ * @fmt: printf() like format string.
+ */
+#define DRM_DEV_WARN(dev, fmt, ...)					\
+	drm_dev_printk(dev, KERN_WARNING, fmt, ##__VA_ARGS__)
+
 /**
  * Error output.
  *
-- 
2.17.1