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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 01/19] drm/panel: drop drmP.h usage
Date: Thu, 31 Jan 2019 20:26:01 +0100
Message-Id: <20190131192619.9763-2-sam@ravnborg.org>
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Use of drmP.h is discouraged and yet we see new panel
drivers utilising drmP.h.
Remove usage of drmP.h from current panel drivers to set a good
example for new drivers.

While touching list of include files sort them.

Build tested on arm/x86.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Stefan Mavrodiev <stefan@olimex.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-arm-versatile.c           | 3 ++-
 drivers/gpu/drm/panel/panel-ilitek-ili9322.c          | 4 +++-
 drivers/gpu/drm/panel/panel-innolux-p079zca.c         | 4 +++-
 drivers/gpu/drm/panel/panel-jdi-lt070me05000.c        | 2 +-
 drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c    | 4 +++-
 drivers/gpu/drm/panel/panel-lg-lg4573.c               | 5 ++++-
 drivers/gpu/drm/panel/panel-lvds.c                    | 1 -
 drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c    | 2 +-
 drivers/gpu/drm/panel/panel-orisetech-otm8009a.c      | 7 ++++++-
 drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c  | 3 ++-
 drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c | 3 +--
 drivers/gpu/drm/panel/panel-raydium-rm68200.c         | 5 ++++-
 drivers/gpu/drm/panel/panel-samsung-ld9040.c          | 6 +++++-
 drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c         | 6 +++++-
 drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c      | 7 ++++++-
 drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c         | 6 +++++-
 drivers/gpu/drm/panel/panel-seiko-43wvf1g.c           | 4 +++-
 drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c       | 3 ++-
 drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c       | 3 ++-
 drivers/gpu/drm/panel/panel-simple.c                  | 3 ++-
 drivers/gpu/drm/panel/panel-sitronix-st7789v.c        | 6 +++++-
 drivers/gpu/drm/panel/panel-truly-nt35597.c           | 8 ++++++--
 22 files changed, 71 insertions(+), 24 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-arm-versatile.c b/drivers/gpu/drm/panel/panel-arm-versatile.c
index b428c4678106..0ed8ee4673eb 100644
--- a/drivers/gpu/drm/panel/panel-arm-versatile.c
+++ b/drivers/gpu/drm/panel/panel-arm-versatile.c
@@ -25,13 +25,14 @@
  * Epson QCIF display.
  *
  */
-#include <drm/drmP.h>
+#include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
 
 #include <linux/bitops.h>
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/mfd/syscon.h>
+#include <linux/mod_devicetable.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
 #include <linux/regmap.h>
diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
index bd38bf4f1ba6..1ee8b2ccf718 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
@@ -22,8 +22,10 @@
  * published by the Free Software Foundation.
  */
 
-#include <drm/drmP.h>
+#include <drm/drm_connector.h>
+#include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <linux/of_device.h>
 #include <linux/bitops.h>
diff --git a/drivers/gpu/drm/panel/panel-innolux-p079zca.c b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
index 8e5724b63f1f..6c3da2cbacd9 100644
--- a/drivers/gpu/drm/panel/panel-innolux-p079zca.c
+++ b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
@@ -8,16 +8,18 @@
  */
 
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/of_device.h>
 #include <linux/regulator/consumer.h>
 
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
+#include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/mipi_display.h>
 
diff --git a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
index 99caa7835e7b..fecdda0b99a5 100644
--- a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
+++ b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
@@ -22,12 +22,12 @@
  * this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/regulator/consumer.h>
 
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
diff --git a/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c b/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c
index 2a25a914d09e..f61211a69dbe 100644
--- a/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c
+++ b/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c
@@ -4,15 +4,17 @@
  */
 
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/regulator/consumer.h>
 
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
+#include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/mipi_display.h>
 
diff --git a/drivers/gpu/drm/panel/panel-lg-lg4573.c b/drivers/gpu/drm/panel/panel-lg-lg4573.c
index 6989238b276a..e63fba2761f4 100644
--- a/drivers/gpu/drm/panel/panel-lg-lg4573.c
+++ b/drivers/gpu/drm/panel/panel-lg-lg4573.c
@@ -15,10 +15,13 @@
  * published by the Free Software Foundation.
 */
 
-#include <drm/drmP.h>
+#include <drm/drm_device.h>
+#include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
 
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
+#include <linux/module.h>
 #include <linux/regulator/consumer.h>
 #include <linux/spi/spi.h>
 
diff --git a/drivers/gpu/drm/panel/panel-lvds.c b/drivers/gpu/drm/panel/panel-lvds.c
index 3f6550e6b6a4..833aeb47065b 100644
--- a/drivers/gpu/drm/panel/panel-lvds.c
+++ b/drivers/gpu/drm/panel/panel-lvds.c
@@ -16,7 +16,6 @@
 #include <linux/regulator/consumer.h>
 #include <linux/slab.h>
 
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
 #include <drm/drm_panel.h>
 
diff --git a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
index 5e8d4523e9ed..c8704be9caa3 100644
--- a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
+++ b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
@@ -15,9 +15,9 @@
 #include <linux/of.h>
 #include <linux/regulator/consumer.h>
 
+#include <drm/drm_device.h>
 #include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
-#include <drm/drmP.h>
 
 #include <video/videomode.h>
 #include <video/display_timing.h>
diff --git a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
index 87fa316e1d7b..5bacf3f2da05 100644
--- a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
+++ b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
@@ -6,12 +6,17 @@
  *          Yannick Fertre <yannick.fertre@st.com>
  */
 
-#include <drm/drmP.h>
 #include <drm/drm_mipi_dsi.h>
+#include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
+
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
+#include <linux/module.h>
 #include <linux/regulator/consumer.h>
+
 #include <video/mipi_display.h>
 
 #define OTM8009A_BACKLIGHT_DEFAULT	240
diff --git a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
index cb4dfb98be0f..c7037942c7f3 100644
--- a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
+++ b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
@@ -19,12 +19,13 @@
  */
 
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/regulator/consumer.h>
 
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
+#include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
 
diff --git a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
index 2c9c9722734f..28c0620dfe0f 100644
--- a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
+++ b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
@@ -53,9 +53,8 @@
 #include <linux/of_graph.h>
 #include <linux/pm.h>
 
-#include <drm/drm_panel.h>
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
+#include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
 
diff --git a/drivers/gpu/drm/panel/panel-raydium-rm68200.c b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
index 77593533abcd..e05e3f950855 100644
--- a/drivers/gpu/drm/panel/panel-raydium-rm68200.c
+++ b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
@@ -7,14 +7,17 @@
  */
 
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
+#include <linux/module.h>
 #include <linux/regulator/consumer.h>
 
 #include <video/mipi_display.h>
 
-#include <drm/drmP.h>
 #include <drm/drm_mipi_dsi.h>
+#include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 /*** Manufacturer Command Set ***/
 #define MCS_CMD_MODE_SW		0xFE /* CMD Mode Switch */
diff --git a/drivers/gpu/drm/panel/panel-samsung-ld9040.c b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
index 3cf4cf6a6942..7d27b79d0b2a 100644
--- a/drivers/gpu/drm/panel/panel-samsung-ld9040.c
+++ b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
@@ -11,10 +11,14 @@
  * published by the Free Software Foundation.
 */
 
-#include <drm/drmP.h>
+#include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
+#include <linux/module.h>
+#include <linux/of.h>
 #include <linux/regulator/consumer.h>
 #include <linux/spi/spi.h>
 
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
index 797bbc7a264e..813afee82ec9 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
@@ -11,11 +11,15 @@
  * published by the Free Software Foundation.
  */
 
-#include <drm/drmP.h>
 #include <drm/drm_mipi_dsi.h>
+#include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
+
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
+#include <linux/module.h>
 #include <linux/of_device.h>
 #include <linux/regulator/consumer.h>
 
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
index aeb32aa58899..f1c8000e0386 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
@@ -11,12 +11,17 @@
  * published by the Free Software Foundation.
  */
 
-#include <drm/drmP.h>
 #include <drm/drm_mipi_dsi.h>
+#include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
+
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
+#include <linux/module.h>
 #include <linux/regulator/consumer.h>
+
 #include <video/mipi_display.h>
 
 #define MCS_LEVEL2_KEY		0xf0
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
index 6ad827b93ae1..b252d23f386f 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
@@ -15,11 +15,15 @@
  * published by the Free Software Foundation.
 */
 
-#include <drm/drmP.h>
 #include <drm/drm_mipi_dsi.h>
+#include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
+#include <linux/module.h>
+#include <linux/of.h>
 #include <linux/regulator/consumer.h>
 
 #include <video/mipi_display.h>
diff --git a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
index 2d99e28ff117..c1348a687447 100644
--- a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
+++ b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
@@ -7,12 +7,14 @@
  */
 
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/module.h>
 #include <linux/of.h>
+#include <linux/platform_device.h>
 #include <linux/regulator/consumer.h>
 
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
+#include <drm/drm_device.h>
 #include <drm/drm_panel.h>
 
 #include <video/display_timing.h>
diff --git a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
index 02fc0f5423d4..2ed11d86c10e 100644
--- a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
+++ b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
@@ -7,13 +7,14 @@
  */
 
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/regulator/consumer.h>
 
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
+#include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
 
diff --git a/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c b/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
index e5cae0050f52..e8e2277e934d 100644
--- a/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
+++ b/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
@@ -19,13 +19,14 @@
  */
 
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/regulator/consumer.h>
 
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
+#include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
 
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 9e8218f6a3f2..406b1d7aef31 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -22,14 +22,15 @@
  */
 
 #include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
 #include <linux/module.h>
 #include <linux/of_platform.h>
 #include <linux/platform_device.h>
 #include <linux/regulator/consumer.h>
 
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
+#include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
 
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
index 74284e5afc5d..76bd6e7a1a60 100644
--- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
+++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
@@ -6,11 +6,15 @@
  * 2 as published by the Free Software Foundation.
  */
 
+#include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
+#include <linux/module.h>
 #include <linux/regulator/consumer.h>
 #include <linux/spi/spi.h>
 
-#include <drm/drmP.h>
+#include <drm/drm_device.h>
+#include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
 
 #include <video/mipi_display.h>
diff --git a/drivers/gpu/drm/panel/panel-truly-nt35597.c b/drivers/gpu/drm/panel/panel-truly-nt35597.c
index fc2a66c53db4..6317b6b35341 100644
--- a/drivers/gpu/drm/panel/panel-truly-nt35597.c
+++ b/drivers/gpu/drm/panel/panel-truly-nt35597.c
@@ -3,11 +3,15 @@
  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
  */
 
-#include <drm/drmP.h>
-#include <drm/drm_panel.h>
 #include <drm/drm_mipi_dsi.h>
+#include <drm/drm_modes.h>
+#include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
+#include <linux/backlight.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
+#include <linux/module.h>
 #include <linux/of_device.h>
 #include <linux/of_graph.h>
 #include <linux/pinctrl/consumer.h>

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 02/19] drm/panel: panel-innolux: drop unused variable
Date: Thu, 31 Jan 2019 20:26:02 +0100
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The num_supplies variable is not used, delete it.
Build tested.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-innolux-p079zca.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-innolux-p079zca.c b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
index 6c3da2cbacd9..c8d0da3116dd 100644
--- a/drivers/gpu/drm/panel/panel-innolux-p079zca.c
+++ b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
@@ -57,7 +57,6 @@ struct innolux_panel {
 
 	struct backlight_device *backlight;
 	struct regulator_bulk_data *supplies;
-	unsigned int num_supplies;
 	struct gpio_desc *enable_gpio;
 
 	bool prepared;

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 03/19] drm/panel: samsung: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:03 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-samsung-ld9040.c     | 12 +++++------
 drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c    | 15 +++++++-------
 drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c |  8 ++++----
 drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c    | 26 +++++++++++++-----------
 4 files changed, 32 insertions(+), 29 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-samsung-ld9040.c b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
index 7d27b79d0b2a..fec639c19d74 100644
--- a/drivers/gpu/drm/panel/panel-samsung-ld9040.c
+++ b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
@@ -149,7 +149,7 @@ static void ld9040_dcs_write(struct ld9040 *ctx, const u8 *data, size_t len)
 	if (ctx->error < 0 || len == 0)
 		return;
 
-	dev_dbg(ctx->dev, "writing dcs seq: %*ph\n", (int)len, data);
+	DRM_DEV_DEBUG(ctx->dev, "writing dcs seq: %*ph\n", (int)len, data);
 	ret = ld9040_spi_write_word(ctx, *data);
 
 	while (!ret && --len) {
@@ -158,8 +158,8 @@ static void ld9040_dcs_write(struct ld9040 *ctx, const u8 *data, size_t len)
 	}
 
 	if (ret) {
-		dev_err(ctx->dev, "error %d writing dcs seq: %*ph\n", ret,
-			(int)len, data);
+		DRM_DEV_ERROR(ctx->dev, "error %d writing dcs seq: %*ph\n",
+			      ret, (int)len, data);
 		ctx->error = ret;
 	}
 
@@ -342,15 +342,15 @@ static int ld9040_probe(struct spi_device *spi)
 
 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
 	if (IS_ERR(ctx->reset_gpio)) {
-		dev_err(dev, "cannot get reset-gpios %ld\n",
-			PTR_ERR(ctx->reset_gpio));
+		DRM_DEV_ERROR(dev, "cannot get reset-gpios %ld\n",
+			      PTR_ERR(ctx->reset_gpio));
 		return PTR_ERR(ctx->reset_gpio);
 	}
 
 	spi->bits_per_word = 9;
 	ret = spi_setup(spi);
 	if (ret < 0) {
-		dev_err(dev, "spi setup failed.\n");
+		DRM_DEV_ERROR(dev, "spi setup failed.\n");
 		return ret;
 	}
 
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
index 813afee82ec9..e2f2ee252409 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
@@ -458,7 +458,8 @@ static int s6e3ha2_set_brightness(struct backlight_device *bl_dev)
 
 	if (brightness < S6E3HA2_MIN_BRIGHTNESS ||
 		brightness > bl_dev->props.max_brightness) {
-		dev_err(ctx->dev, "Invalid brightness: %u\n", brightness);
+		DRM_DEV_ERROR(ctx->dev, "Invalid brightness: %u\n",
+			      brightness);
 		return -EINVAL;
 	}
 
@@ -706,28 +707,28 @@ static int s6e3ha2_probe(struct mipi_dsi_device *dsi)
 	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies),
 				      ctx->supplies);
 	if (ret < 0) {
-		dev_err(dev, "failed to get regulators: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to get regulators: %d\n", ret);
 		return ret;
 	}
 
 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->reset_gpio)) {
-		dev_err(dev, "cannot get reset-gpios %ld\n",
-			PTR_ERR(ctx->reset_gpio));
+		DRM_DEV_ERROR(dev, "cannot get reset-gpios %ld\n",
+			      PTR_ERR(ctx->reset_gpio));
 		return PTR_ERR(ctx->reset_gpio);
 	}
 
 	ctx->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_HIGH);
 	if (IS_ERR(ctx->enable_gpio)) {
-		dev_err(dev, "cannot get enable-gpios %ld\n",
-			PTR_ERR(ctx->enable_gpio));
+		DRM_DEV_ERROR(dev, "cannot get enable-gpios %ld\n",
+			      PTR_ERR(ctx->enable_gpio));
 		return PTR_ERR(ctx->enable_gpio);
 	}
 
 	ctx->bl_dev = backlight_device_register("s6e3ha2", dev, ctx,
 						&s6e3ha2_bl_ops, NULL);
 	if (IS_ERR(ctx->bl_dev)) {
-		dev_err(dev, "failed to register backlight device\n");
+		DRM_DEV_ERROR(dev, "failed to register backlight device\n");
 		return PTR_ERR(ctx->bl_dev);
 	}
 
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
index f1c8000e0386..dd50f4089923 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
@@ -458,14 +458,14 @@ static int s6e63j0x03_probe(struct mipi_dsi_device *dsi)
 	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies),
 				      ctx->supplies);
 	if (ret < 0) {
-		dev_err(dev, "failed to get regulators: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to get regulators: %d\n", ret);
 		return ret;
 	}
 
 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->reset_gpio)) {
-		dev_err(dev, "cannot get reset-gpio: %ld\n",
-				PTR_ERR(ctx->reset_gpio));
+		DRM_DEV_ERROR(dev, "cannot get reset-gpio: %ld\n",
+			      PTR_ERR(ctx->reset_gpio));
 		return PTR_ERR(ctx->reset_gpio);
 	}
 
@@ -476,7 +476,7 @@ static int s6e63j0x03_probe(struct mipi_dsi_device *dsi)
 	ctx->bl_dev = backlight_device_register("s6e63j0x03", dev, ctx,
 						&s6e63j0x03_bl_ops, NULL);
 	if (IS_ERR(ctx->bl_dev)) {
-		dev_err(dev, "failed to register backlight device\n");
+		DRM_DEV_ERROR(dev, "failed to register backlight device\n");
 		return PTR_ERR(ctx->bl_dev);
 	}
 
diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
index b252d23f386f..e3e0766c3a17 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
@@ -147,8 +147,8 @@ static void s6e8aa0_dcs_write(struct s6e8aa0 *ctx, const void *data, size_t len)
 
 	ret = mipi_dsi_dcs_write_buffer(dsi, data, len);
 	if (ret < 0) {
-		dev_err(ctx->dev, "error %zd writing dcs seq: %*ph\n", ret,
-			(int)len, data);
+		DRM_DEV_ERROR(ctx->dev, "error %zd writing dcs seq: %*ph\n",
+			      ret, (int)len, data);
 		ctx->error = ret;
 	}
 }
@@ -163,7 +163,8 @@ static int s6e8aa0_dcs_read(struct s6e8aa0 *ctx, u8 cmd, void *data, size_t len)
 
 	ret = mipi_dsi_dcs_read(dsi, cmd, data, len);
 	if (ret < 0) {
-		dev_err(ctx->dev, "error %d reading dcs seq(%#x)\n", ret, cmd);
+		DRM_DEV_ERROR(ctx->dev, "error %d reading dcs seq(%#x)\n",
+			      ret, cmd);
 		ctx->error = ret;
 	}
 
@@ -814,9 +815,9 @@ static void s6e8aa0_set_maximum_return_packet_size(struct s6e8aa0 *ctx,
 
 	ret = mipi_dsi_set_maximum_return_packet_size(dsi, size);
 	if (ret < 0) {
-		dev_err(ctx->dev,
-			"error %d setting maximum return packet size to %d\n",
-			ret, size);
+		DRM_DEV_ERROR(ctx->dev,
+			      "error %d setting maximum return packet size to %d\n",
+			      ret, size);
 		ctx->error = ret;
 	}
 }
@@ -825,22 +826,23 @@ static void s6e8aa0_read_mtp_id(struct s6e8aa0 *ctx)
 {
 	u8 id[3];
 	int ret, i;
+	struct device *dev = ctx->dev;
 
 	ret = s6e8aa0_dcs_read(ctx, 0xd1, id, ARRAY_SIZE(id));
 	if (ret < 0 || ret < ARRAY_SIZE(id) || id[0] == 0x00) {
-		dev_err(ctx->dev, "read id failed\n");
+		DRM_DEV_ERROR(dev, "read id failed\n");
 		ctx->error = -EIO;
 		return;
 	}
 
-	dev_info(ctx->dev, "ID: 0x%2x, 0x%2x, 0x%2x\n", id[0], id[1], id[2]);
+	DRM_DEV_INFO(dev, "ID: 0x%2x, 0x%2x, 0x%2x\n", id[0], id[1], id[2]);
 
 	for (i = 0; i < ARRAY_SIZE(s6e8aa0_variants); ++i) {
 		if (id[1] == s6e8aa0_variants[i].version)
 			break;
 	}
 	if (i >= ARRAY_SIZE(s6e8aa0_variants)) {
-		dev_err(ctx->dev, "unsupported display version %d\n", id[1]);
+		DRM_DEV_ERROR(dev, "unsupported display version %d\n", id[1]);
 		ctx->error = -EINVAL;
 		return;
 	}
@@ -1007,14 +1009,14 @@ static int s6e8aa0_probe(struct mipi_dsi_device *dsi)
 	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies),
 				      ctx->supplies);
 	if (ret < 0) {
-		dev_err(dev, "failed to get regulators: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to get regulators: %d\n", ret);
 		return ret;
 	}
 
 	ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
 	if (IS_ERR(ctx->reset_gpio)) {
-		dev_err(dev, "cannot get reset-gpios %ld\n",
-			PTR_ERR(ctx->reset_gpio));
+		DRM_DEV_ERROR(dev, "cannot get reset-gpios %ld\n",
+			      PTR_ERR(ctx->reset_gpio));
 		return PTR_ERR(ctx->reset_gpio);
 	}
 

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 04/19] drm/panel: arm-versatile: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:04 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Stefan Mavrodiev <stefan@olimex.com>
---
 drivers/gpu/drm/panel/panel-arm-versatile.c | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-arm-versatile.c b/drivers/gpu/drm/panel/panel-arm-versatile.c
index 0ed8ee4673eb..d7139b7aff7d 100644
--- a/drivers/gpu/drm/panel/panel-arm-versatile.c
+++ b/drivers/gpu/drm/panel/panel-arm-versatile.c
@@ -27,6 +27,7 @@
  */
 #include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <linux/bitops.h>
 #include <linux/init.h>
@@ -233,7 +234,7 @@ static int versatile_panel_disable(struct drm_panel *panel)
 
 	/* If we're on an IB2 daughterboard, turn off display */
 	if (vpanel->ib2_map) {
-		dev_dbg(vpanel->dev, "disable IB2 display\n");
+		DRM_DEV_DEBUG(vpanel->dev, "disable IB2 display\n");
 		regmap_update_bits(vpanel->ib2_map,
 				   IB2_CTRL,
 				   IB2_CTRL_LCD_MASK,
@@ -249,7 +250,7 @@ static int versatile_panel_enable(struct drm_panel *panel)
 
 	/* If we're on an IB2 daughterboard, turn on display */
 	if (vpanel->ib2_map) {
-		dev_dbg(vpanel->dev, "enable IB2 display\n");
+		DRM_DEV_DEBUG(vpanel->dev, "enable IB2 display\n");
 		regmap_update_bits(vpanel->ib2_map,
 				   IB2_CTRL,
 				   IB2_CTRL_LCD_MASK,
@@ -300,12 +301,12 @@ static int versatile_panel_probe(struct platform_device *pdev)
 
 	parent = dev->parent;
 	if (!parent) {
-		dev_err(dev, "no parent for versatile panel\n");
+		DRM_DEV_ERROR(dev, "no parent for versatile panel\n");
 		return -ENODEV;
 	}
 	map = syscon_node_to_regmap(parent->of_node);
 	if (IS_ERR(map)) {
-		dev_err(dev, "no regmap for versatile panel parent\n");
+		DRM_DEV_ERROR(dev, "no regmap for versatile panel parent\n");
 		return PTR_ERR(map);
 	}
 
@@ -315,7 +316,7 @@ static int versatile_panel_probe(struct platform_device *pdev)
 
 	ret = regmap_read(map, SYS_CLCD, &val);
 	if (ret) {
-		dev_err(dev, "cannot access syscon regs\n");
+		DRM_DEV_ERROR(dev, "cannot access syscon regs\n");
 		return ret;
 	}
 
@@ -333,11 +334,11 @@ static int versatile_panel_probe(struct platform_device *pdev)
 
 	/* No panel detected or VGA, let's leave this show */
 	if (i == ARRAY_SIZE(versatile_panels)) {
-		dev_info(dev, "no panel detected\n");
+		DRM_DEV_INFO(dev, "no panel detected\n");
 		return -ENODEV;
 	}
 
-	dev_info(dev, "detected: %s\n", vpanel->panel_type->name);
+	DRM_DEV_INFO(dev, "detected: %s\n", vpanel->panel_type->name);
 	vpanel->dev = dev;
 	vpanel->map = map;
 
@@ -348,7 +349,8 @@ static int versatile_panel_probe(struct platform_device *pdev)
 		if (IS_ERR(vpanel->ib2_map))
 			vpanel->ib2_map = NULL;
 		else
-			dev_info(dev, "panel mounted on IB2 daughterboard\n");
+			DRM_DEV_INFO(dev,
+				     "panel mounted on IB2 daughterboard\n");
 	}
 
 	drm_panel_init(&vpanel->panel);

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 05/19] drm/panel: truly: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:05 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Stefan Mavrodiev <stefan@olimex.com>
---
 drivers/gpu/drm/panel/panel-truly-nt35597.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-truly-nt35597.c b/drivers/gpu/drm/panel/panel-truly-nt35597.c
index 6317b6b35341..162e8002c114 100644
--- a/drivers/gpu/drm/panel/panel-truly-nt35597.c
+++ b/drivers/gpu/drm/panel/panel-truly-nt35597.c
@@ -581,7 +581,7 @@ static int truly_nt35597_probe(struct mipi_dsi_device *dsi)
 	ctx->config = of_device_get_match_data(dev);
 
 	if (!ctx->config) {
-		dev_err(dev, "missing device configuration\n");
+		DRM_DEV_ERROR(dev, "missing device configuration\n");
 		return -ENODEV;
 	}
 

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 06/19] drm/panel: sitronix: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:06 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-sitronix-st7789v.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
index 76bd6e7a1a60..f649fe5cc364 100644
--- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
+++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
@@ -16,6 +16,7 @@
 #include <drm/drm_device.h>
 #include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/mipi_display.h>
 
@@ -180,9 +181,10 @@ static int st7789v_get_modes(struct drm_panel *panel)
 
 	mode = drm_mode_duplicate(panel->drm, &default_mode);
 	if (!mode) {
-		dev_err(panel->drm->dev, "failed to add mode %ux%ux@%u\n",
-			default_mode.hdisplay, default_mode.vdisplay,
-			default_mode.vrefresh);
+		DRM_DEV_ERROR(panel->drm->dev,
+			      "failed to add mode %ux%ux@%u\n",
+			      default_mode.hdisplay, default_mode.vdisplay,
+			      default_mode.vrefresh);
 		return -ENOMEM;
 	}
 
@@ -393,7 +395,7 @@ static int st7789v_probe(struct spi_device *spi)
 
 	ctx->reset = devm_gpiod_get(&spi->dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->reset)) {
-		dev_err(&spi->dev, "Couldn't get our reset line\n");
+		DRM_DEV_ERROR(&spi->dev, "Couldn't get our reset line\n");
 		return PTR_ERR(ctx->reset);
 	}
 

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 07/19] drm/panel: ilitek: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:07 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-ilitek-ili9322.c  | 93 +++++++++++++++------------
 drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 14 ++--
 2 files changed, 60 insertions(+), 47 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
index 1ee8b2ccf718..e5e60347d3cf 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
@@ -302,7 +302,7 @@ static int ili9322_regmap_spi_write(void *context, const void *data,
 	memcpy(buf, data, 2);
 	buf[0] &= ~0x80;
 
-	dev_dbg(dev, "WRITE: %02x %02x\n", buf[0], buf[1]);
+	DRM_DEV_DEBUG(dev, "WRITE: %02x %02x\n", buf[0], buf[1]);
 	return spi_write_then_read(spi, buf, 2, NULL, 0);
 }
 
@@ -315,8 +315,8 @@ static int ili9322_regmap_spi_read(void *context, const void *reg,
 
 	/* Set bit 7 to 1 to read */
 	memcpy(buf, reg, 1);
-	dev_dbg(dev, "READ: %02x reg size = %zu, val size = %zu\n",
-		buf[0], reg_size, val_size);
+	DRM_DEV_DEBUG(dev, "READ: %02x reg size = %zu, val size = %zu\n",
+		      buf[0], reg_size, val_size);
 	buf[0] |= 0x80;
 
 	return spi_write_then_read(spi, buf, 1, val, 1);
@@ -362,7 +362,7 @@ static int ili9322_init(struct drm_panel *panel, struct ili9322 *ili)
 	ret = regmap_write(ili->regmap, ILI9322_GLOBAL_RESET,
 			   ILI9322_GLOBAL_RESET_ASSERT);
 	if (ret) {
-		dev_err(ili->dev, "can't issue GRESET (%d)\n", ret);
+		DRM_DEV_ERROR(ili->dev, "can't issue GRESET (%d)\n", ret);
 		return ret;
 	}
 
@@ -371,7 +371,8 @@ static int ili9322_init(struct drm_panel *panel, struct ili9322 *ili)
 		ret = regmap_write(ili->regmap, ILI9322_VREG1_VOLTAGE,
 				   ili->vreg1out);
 		if (ret) {
-			dev_err(ili->dev, "can't set up VREG1OUT (%d)\n", ret);
+			DRM_DEV_ERROR(ili->dev,
+				      "can't set up VREG1OUT (%d)\n", ret);
 			return ret;
 		}
 	}
@@ -380,8 +381,9 @@ static int ili9322_init(struct drm_panel *panel, struct ili9322 *ili)
 		ret = regmap_write(ili->regmap, ILI9322_VCOM_AMP,
 				   ili->vcom_amplitude);
 		if (ret) {
-			dev_err(ili->dev,
-				"can't set up VCOM amplitude (%d)\n", ret);
+			DRM_DEV_ERROR(ili->dev,
+				      "can't set up VCOM amplitude (%d)\n",
+				      ret);
 			return ret;
 		}
 	};
@@ -390,7 +392,8 @@ static int ili9322_init(struct drm_panel *panel, struct ili9322 *ili)
 		ret = regmap_write(ili->regmap, ILI9322_VCOM_HIGH,
 				   ili->vcom_high);
 		if (ret) {
-			dev_err(ili->dev, "can't set up VCOM high (%d)\n", ret);
+			DRM_DEV_ERROR(ili->dev,
+				      "can't set up VCOM high (%d)\n", ret);
 			return ret;
 		}
 	};
@@ -400,9 +403,9 @@ static int ili9322_init(struct drm_panel *panel, struct ili9322 *ili)
 		ret = regmap_write(ili->regmap, ILI9322_GAMMA_1 + i,
 				   ili->gamma[i]);
 		if (ret) {
-			dev_err(ili->dev,
-				"can't write gamma V%d to 0x%02x (%d)\n",
-				i + 1, ILI9322_GAMMA_1 + i, ret);
+			DRM_DEV_ERROR(ili->dev,
+				      "can't write gamma V%d to 0x%02x (%d)\n",
+				      i + 1, ILI9322_GAMMA_1 + i, ret);
 			return ret;
 		}
 	}
@@ -434,7 +437,8 @@ static int ili9322_init(struct drm_panel *panel, struct ili9322 *ili)
 		reg |= ILI9322_POL_VSYNC;
 	ret = regmap_write(ili->regmap, ILI9322_POL, reg);
 	if (ret) {
-		dev_err(ili->dev, "can't write POL register (%d)\n", ret);
+		DRM_DEV_ERROR(ili->dev,
+			      "can't write POL register (%d)\n", ret);
 		return ret;
 	}
 
@@ -446,7 +450,8 @@ static int ili9322_init(struct drm_panel *panel, struct ili9322 *ili)
 	reg |= ILI9322_IF_CTRL_LINE_INVERSION;
 	ret = regmap_write(ili->regmap, ILI9322_IF_CTRL, reg);
 	if (ret) {
-		dev_err(ili->dev, "can't write IF CTRL register (%d)\n", ret);
+		DRM_DEV_ERROR(ili->dev,
+			      "can't write IF CTRL register (%d)\n", ret);
 		return ret;
 	}
 
@@ -460,14 +465,14 @@ static int ili9322_init(struct drm_panel *panel, struct ili9322 *ili)
 	reg |= ILI9322_ENTRY_AUTODETECT;
 	ret = regmap_write(ili->regmap, ILI9322_ENTRY, reg);
 	if (ret) {
-		dev_err(ili->dev, "can't write ENTRY reg (%d)\n", ret);
+		DRM_DEV_ERROR(ili->dev, "can't write ENTRY reg (%d)\n", ret);
 		return ret;
 	}
-	dev_info(ili->dev, "display is in %s mode, syncmode %02x\n",
-		 ili9322_inputs[ili->input],
+	DRM_DEV_INFO(ili->dev, "display is in %s mode, syncmode %02x\n",
+		     ili9322_inputs[ili->input],
 		 ili->conf->syncmode);
 
-	dev_info(ili->dev, "initialized display\n");
+	DRM_DEV_INFO(ili->dev, "initialized display\n");
 
 	return 0;
 }
@@ -484,7 +489,7 @@ static int ili9322_power_on(struct ili9322 *ili)
 
 	ret = regulator_bulk_enable(ARRAY_SIZE(ili->supplies), ili->supplies);
 	if (ret < 0) {
-		dev_err(ili->dev, "unable to enable regulators\n");
+		DRM_DEV_ERROR(ili->dev, "unable to enable regulators\n");
 		return ret;
 	}
 	msleep(20);
@@ -510,7 +515,7 @@ static int ili9322_disable(struct drm_panel *panel)
 	ret = regmap_write(ili->regmap, ILI9322_POW_CTRL,
 			   ILI9322_POW_CTRL_STANDBY);
 	if (ret) {
-		dev_err(ili->dev, "unable to go to standby mode\n");
+		DRM_DEV_ERROR(ili->dev, "unable to go to standby mode\n");
 		return ret;
 	}
 
@@ -548,7 +553,7 @@ static int ili9322_enable(struct drm_panel *panel)
 	ret = regmap_write(ili->regmap, ILI9322_POW_CTRL,
 			   ILI9322_POW_CTRL_DEFAULT);
 	if (ret) {
-		dev_err(ili->dev, "unable to enable panel\n");
+		DRM_DEV_ERROR(ili->dev, "unable to enable panel\n");
 		return ret;
 	}
 
@@ -756,7 +761,7 @@ static int ili9322_probe(struct spi_device *spi)
 	 */
 	ili->conf = of_device_get_match_data(dev);
 	if (!ili->conf) {
-		dev_err(dev, "missing device configuration\n");
+		DRM_DEV_ERROR(dev, "missing device configuration\n");
 		return -ENODEV;
 	}
 
@@ -766,20 +771,21 @@ static int ili9322_probe(struct spi_device *spi)
 		ili->vreg1out = U8_MAX;
 	} else {
 		if (val < 3600) {
-			dev_err(dev, "too low VREG1OUT\n");
+			DRM_DEV_ERROR(dev, "too low VREG1OUT\n");
 			return -EINVAL;
 		}
 		if (val > 6000) {
-			dev_err(dev, "too high VREG1OUT\n");
+			DRM_DEV_ERROR(dev, "too high VREG1OUT\n");
 			return -EINVAL;
 		}
 		if ((val % 100) != 0) {
-			dev_err(dev, "VREG1OUT is no even 100 microvolt\n");
+			DRM_DEV_ERROR(dev,
+				      "VREG1OUT is no even 100 microvolt\n");
 			return -EINVAL;
 		}
 		val -= 3600;
 		val /= 100;
-		dev_dbg(dev, "VREG1OUT = 0x%02x\n", val);
+		DRM_DEV_DEBUG(dev, "VREG1OUT = 0x%02x\n", val);
 		ili->vreg1out = val;
 	}
 
@@ -789,15 +795,15 @@ static int ili9322_probe(struct spi_device *spi)
 		ili->vcom_high = U8_MAX;
 	} else {
 		if (val < 37) {
-			dev_err(dev, "too low VCOM high\n");
+			DRM_DEV_ERROR(dev, "too low VCOM high\n");
 			return -EINVAL;
 		}
 		if (val > 100) {
-			dev_err(dev, "too high VCOM high\n");
+			DRM_DEV_ERROR(dev, "too high VCOM high\n");
 			return -EINVAL;
 		}
 		val -= 37;
-		dev_dbg(dev, "VCOM high = 0x%02x\n", val);
+		DRM_DEV_DEBUG(dev, "VCOM high = 0x%02x\n", val);
 		ili->vcom_high = val;
 	}
 
@@ -807,34 +813,38 @@ static int ili9322_probe(struct spi_device *spi)
 		ili->vcom_high = U8_MAX;
 	} else {
 		if (val < 70) {
-			dev_err(dev, "too low VCOM amplitude\n");
+			DRM_DEV_ERROR(dev, "too low VCOM amplitude\n");
 			return -EINVAL;
 		}
 		if (val > 132) {
-			dev_err(dev, "too high VCOM amplitude\n");
+			DRM_DEV_ERROR(dev, "too high VCOM amplitude\n");
 			return -EINVAL;
 		}
 		val -= 70;
 		val >>= 1; /* Increments of 2% */
-		dev_dbg(dev, "VCOM amplitude = 0x%02x\n", val);
+		DRM_DEV_DEBUG(dev, "VCOM amplitude = 0x%02x\n", val);
 		ili->vcom_amplitude = val;
 	}
 
 	for (i = 0; i < ARRAY_SIZE(ili->gamma); i++) {
 		val = ili->conf->gamma_corr_neg[i];
 		if (val > 15) {
-			dev_err(dev, "negative gamma %u > 15, capping\n", val);
+			DRM_DEV_ERROR(dev,
+				      "negative gamma %u > 15, capping\n",
+				      val);
 			val = 15;
 		}
 		gamma = val << 4;
 		val = ili->conf->gamma_corr_pos[i];
 		if (val > 15) {
-			dev_err(dev, "positive gamma %u > 15, capping\n", val);
+			DRM_DEV_ERROR(dev,
+				      "positive gamma %u > 15, capping\n",
+				      val);
 			val = 15;
 		}
 		gamma |= val;
 		ili->gamma[i] = gamma;
-		dev_dbg(dev, "gamma V%d: 0x%02x\n", i + 1, gamma);
+		DRM_DEV_DEBUG(dev, "gamma V%d: 0x%02x\n", i + 1, gamma);
 	}
 
 	ili->supplies[0].supply = "vcc"; /* 2.7-3.6 V */
@@ -859,32 +869,32 @@ static int ili9322_probe(struct spi_device *spi)
 
 	ili->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
 	if (IS_ERR(ili->reset_gpio)) {
-		dev_err(dev, "failed to get RESET GPIO\n");
+		DRM_DEV_ERROR(dev, "failed to get RESET GPIO\n");
 		return PTR_ERR(ili->reset_gpio);
 	}
 
 	spi->bits_per_word = 8;
 	ret = spi_setup(spi);
 	if (ret < 0) {
-		dev_err(dev, "spi setup failed.\n");
+		DRM_DEV_ERROR(dev, "spi setup failed.\n");
 		return ret;
 	}
 	regmap_config = &ili9322_regmap_config;
 	ili->regmap = devm_regmap_init(dev, &ili9322_regmap_bus, dev,
 				       regmap_config);
 	if (IS_ERR(ili->regmap)) {
-		dev_err(dev, "failed to allocate register map\n");
+		DRM_DEV_ERROR(dev, "failed to allocate register map\n");
 		return PTR_ERR(ili->regmap);
 	}
 
 	ret = regmap_read(ili->regmap, ILI9322_CHIP_ID, &val);
 	if (ret) {
-		dev_err(dev, "can't get chip ID (%d)\n", ret);
+		DRM_DEV_ERROR(dev, "can't get chip ID (%d)\n", ret);
 		return ret;
 	}
 	if (val != ILI9322_CHIP_ID_MAGIC) {
-		dev_err(dev, "chip ID 0x%0x2, expected 0x%02x\n", val,
-			ILI9322_CHIP_ID_MAGIC);
+		DRM_DEV_ERROR(dev, "chip ID 0x%0x2, expected 0x%02x\n", val,
+			      ILI9322_CHIP_ID_MAGIC);
 		return -ENODEV;
 	}
 
@@ -892,7 +902,8 @@ static int ili9322_probe(struct spi_device *spi)
 	if (ili->conf->input == ILI9322_INPUT_UNKNOWN) {
 		ret = regmap_read(ili->regmap, ILI9322_ENTRY, &val);
 		if (ret) {
-			dev_err(dev, "can't get entry setting (%d)\n", ret);
+			DRM_DEV_ERROR(dev,
+				      "can't get entry setting (%d)\n", ret);
 			return ret;
 		}
 		/* Input enum corresponds to HW setting */
diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
index 3ad4a46c4e94..f72059578c74 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
@@ -18,6 +18,7 @@
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/mipi_display.h>
 
@@ -395,10 +396,11 @@ static int ili9881c_get_modes(struct drm_panel *panel)
 
 	mode = drm_mode_duplicate(panel->drm, &bananapi_default_mode);
 	if (!mode) {
-		dev_err(&ctx->dsi->dev, "failed to add mode %ux%ux@%u\n",
-			bananapi_default_mode.hdisplay,
-			bananapi_default_mode.vdisplay,
-			bananapi_default_mode.vrefresh);
+		DRM_DEV_ERROR(&ctx->dsi->dev,
+			      "failed to add mode %ux%ux@%u\n",
+			      bananapi_default_mode.hdisplay,
+			      bananapi_default_mode.vdisplay,
+			      bananapi_default_mode.vrefresh);
 		return -ENOMEM;
 	}
 
@@ -439,13 +441,13 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi)
 
 	ctx->power = devm_regulator_get(&dsi->dev, "power");
 	if (IS_ERR(ctx->power)) {
-		dev_err(&dsi->dev, "Couldn't get our power regulator\n");
+		DRM_DEV_ERROR(&dsi->dev, "Couldn't get our power regulator\n");
 		return PTR_ERR(ctx->power);
 	}
 
 	ctx->reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->reset)) {
-		dev_err(&dsi->dev, "Couldn't get our reset GPIO\n");
+		DRM_DEV_ERROR(&dsi->dev, "Couldn't get our reset GPIO\n");
 		return PTR_ERR(ctx->reset);
 	}
 

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 08/19] drm/panel: innolux: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:08 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-innolux-p079zca.c | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-innolux-p079zca.c b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
index c8d0da3116dd..cf18594d1954 100644
--- a/drivers/gpu/drm/panel/panel-innolux-p079zca.c
+++ b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
@@ -154,8 +154,9 @@ static int innolux_panel_prepare(struct drm_panel *panel)
 			err = mipi_dsi_generic_write(innolux->link, cmd->data,
 						     cmd->len);
 			if (err < 0) {
-				dev_err(panel->dev,
-					"failed to write command %u\n", i);
+				DRM_DEV_ERROR(panel->dev,
+					      "failed to write command %u\n",
+					      i);
 				goto poweroff;
 			}
 
@@ -166,8 +167,9 @@ static int innolux_panel_prepare(struct drm_panel *panel)
 			 */
 			err = mipi_dsi_dcs_nop(innolux->link);
 			if (err < 0) {
-				dev_err(panel->dev,
-					"failed to send DCS nop: %d\n", err);
+				DRM_DEV_ERROR(panel->dev,
+					      "failed to send DCS nop: %d\n",
+					      err);
 				goto poweroff;
 			}
 		}
@@ -482,7 +484,7 @@ static int innolux_panel_add(struct mipi_dsi_device *dsi,
 						       GPIOD_OUT_HIGH);
 	if (IS_ERR(innolux->enable_gpio)) {
 		err = PTR_ERR(innolux->enable_gpio);
-		dev_dbg(dev, "failed to get enable gpio: %d\n", err);
+		DRM_DEV_DEBUG(dev, "failed to get enable gpio: %d\n", err);
 		innolux->enable_gpio = NULL;
 	}
 

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 09/19] drm/panel: jdi: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:09 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-jdi-lt070me05000.c | 64 ++++++++++++++------------
 1 file changed, 34 insertions(+), 30 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
index fecdda0b99a5..6e172b5d7dff 100644
--- a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
+++ b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
@@ -31,6 +31,7 @@
 #include <drm/drm_crtc.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/mipi_display.h>
 
@@ -77,19 +78,19 @@ static int jdi_panel_init(struct jdi_panel *jdi)
 
 	ret = mipi_dsi_dcs_set_pixel_format(dsi, MIPI_DCS_PIXEL_FMT_24BIT << 4);
 	if (ret < 0) {
-		dev_err(dev, "failed to set pixel format: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to set pixel format: %d\n", ret);
 		return ret;
 	}
 
 	ret = mipi_dsi_dcs_set_column_address(dsi, 0, jdi->mode->hdisplay - 1);
 	if (ret < 0) {
-		dev_err(dev, "failed to set column address: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to set column address: %d\n", ret);
 		return ret;
 	}
 
 	ret = mipi_dsi_dcs_set_page_address(dsi, 0, jdi->mode->vdisplay - 1);
 	if (ret < 0) {
-		dev_err(dev, "failed to set page address: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to set page address: %d\n", ret);
 		return ret;
 	}
 
@@ -102,7 +103,8 @@ static int jdi_panel_init(struct jdi_panel *jdi)
 	ret = mipi_dsi_dcs_write(dsi, MIPI_DCS_WRITE_CONTROL_DISPLAY,
 				 (u8[]){ 0x24 }, 1);
 	if (ret < 0) {
-		dev_err(dev, "failed to write control display: %d\n", ret);
+		DRM_DEV_ERROR(dev,
+			      "failed to write control display: %d\n", ret);
 		return ret;
 	}
 
@@ -110,13 +112,13 @@ static int jdi_panel_init(struct jdi_panel *jdi)
 	ret = mipi_dsi_dcs_write(dsi, MIPI_DCS_WRITE_POWER_SAVE,
 				 (u8[]){ 0x00 }, 1);
 	if (ret < 0) {
-		dev_err(dev, "failed to set cabc off: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to set cabc off: %d\n", ret);
 		return ret;
 	}
 
 	ret = mipi_dsi_dcs_exit_sleep_mode(dsi);
 	if (ret < 0) {
-		dev_err(dev, "failed to set exit sleep mode: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to set exit sleep mode: %d\n", ret);
 		return ret;
 	}
 
@@ -124,7 +126,7 @@ static int jdi_panel_init(struct jdi_panel *jdi)
 
 	ret = mipi_dsi_generic_write(dsi, (u8[]){0xB0, 0x00}, 2);
 	if (ret < 0) {
-		dev_err(dev, "failed to set mcap: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to set mcap: %d\n", ret);
 		return ret;
 	}
 
@@ -134,8 +136,9 @@ static int jdi_panel_init(struct jdi_panel *jdi)
 	ret = mipi_dsi_generic_write(dsi, (u8[])
 				     {0xB3, 0x26, 0x08, 0x00, 0x20, 0x00}, 6);
 	if (ret < 0) {
-		dev_err(dev, "failed to set display interface setting: %d\n"
-			, ret);
+		DRM_DEV_ERROR(dev,
+			      "failed to set display interface setting: %d\n",
+			      ret);
 		return ret;
 	}
 
@@ -143,8 +146,9 @@ static int jdi_panel_init(struct jdi_panel *jdi)
 
 	ret = mipi_dsi_generic_write(dsi, (u8[]){0xB0, 0x03}, 2);
 	if (ret < 0) {
-		dev_err(dev, "failed to set default values for mcap: %d\n"
-			, ret);
+		DRM_DEV_ERROR(dev,
+			      "failed to set default values for mcap: %d\n",
+			      ret);
 		return ret;
 	}
 
@@ -161,7 +165,7 @@ static int jdi_panel_on(struct jdi_panel *jdi)
 
 	ret = mipi_dsi_dcs_set_display_on(dsi);
 	if (ret < 0)
-		dev_err(dev, "failed to set display on: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to set display on: %d\n", ret);
 
 	return ret;
 }
@@ -176,11 +180,11 @@ static void jdi_panel_off(struct jdi_panel *jdi)
 
 	ret = mipi_dsi_dcs_set_display_off(dsi);
 	if (ret < 0)
-		dev_err(dev, "failed to set display off: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to set display off: %d\n", ret);
 
 	ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
 	if (ret < 0)
-		dev_err(dev, "failed to enter sleep mode: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to enter sleep mode: %d\n", ret);
 
 	msleep(100);
 }
@@ -212,7 +216,7 @@ static int jdi_panel_unprepare(struct drm_panel *panel)
 
 	ret = regulator_bulk_disable(ARRAY_SIZE(jdi->supplies), jdi->supplies);
 	if (ret < 0)
-		dev_err(dev, "regulator disable failed, %d\n", ret);
+		DRM_DEV_ERROR(dev, "regulator disable failed, %d\n", ret);
 
 	gpiod_set_value(jdi->enable_gpio, 0);
 
@@ -236,7 +240,7 @@ static int jdi_panel_prepare(struct drm_panel *panel)
 
 	ret = regulator_bulk_enable(ARRAY_SIZE(jdi->supplies), jdi->supplies);
 	if (ret < 0) {
-		dev_err(dev, "regulator enable failed, %d\n", ret);
+		DRM_DEV_ERROR(dev, "regulator enable failed, %d\n", ret);
 		return ret;
 	}
 
@@ -253,13 +257,13 @@ static int jdi_panel_prepare(struct drm_panel *panel)
 
 	ret = jdi_panel_init(jdi);
 	if (ret < 0) {
-		dev_err(dev, "failed to init panel: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to init panel: %d\n", ret);
 		goto poweroff;
 	}
 
 	ret = jdi_panel_on(jdi);
 	if (ret < 0) {
-		dev_err(dev, "failed to set panel on: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to set panel on: %d\n", ret);
 		goto poweroff;
 	}
 
@@ -270,7 +274,7 @@ static int jdi_panel_prepare(struct drm_panel *panel)
 poweroff:
 	ret = regulator_bulk_disable(ARRAY_SIZE(jdi->supplies), jdi->supplies);
 	if (ret < 0)
-		dev_err(dev, "regulator disable failed, %d\n", ret);
+		DRM_DEV_ERROR(dev, "regulator disable failed, %d\n", ret);
 
 	gpiod_set_value(jdi->enable_gpio, 0);
 
@@ -317,9 +321,9 @@ static int jdi_panel_get_modes(struct drm_panel *panel)
 
 	mode = drm_mode_duplicate(panel->drm, &default_mode);
 	if (!mode) {
-		dev_err(dev, "failed to add mode %ux%ux@%u\n",
-			default_mode.hdisplay, default_mode.vdisplay,
-			default_mode.vrefresh);
+		DRM_DEV_ERROR(dev, "failed to add mode %ux%ux@%u\n",
+			      default_mode.hdisplay, default_mode.vdisplay,
+			      default_mode.vrefresh);
 		return -ENOMEM;
 	}
 
@@ -414,35 +418,35 @@ static int jdi_panel_add(struct jdi_panel *jdi)
 	ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(jdi->supplies),
 				      jdi->supplies);
 	if (ret < 0) {
-		dev_err(dev, "failed to init regulator, ret=%d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to init regulator, ret=%d\n", ret);
 		return ret;
 	}
 
 	jdi->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);
 	if (IS_ERR(jdi->enable_gpio)) {
 		ret = PTR_ERR(jdi->enable_gpio);
-		dev_err(dev, "cannot get enable-gpio %d\n", ret);
+		DRM_DEV_ERROR(dev, "cannot get enable-gpio %d\n", ret);
 		return ret;
 	}
 
 	jdi->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
 	if (IS_ERR(jdi->reset_gpio)) {
 		ret = PTR_ERR(jdi->reset_gpio);
-		dev_err(dev, "cannot get reset-gpios %d\n", ret);
+		DRM_DEV_ERROR(dev, "cannot get reset-gpios %d\n", ret);
 		return ret;
 	}
 
 	jdi->dcdc_en_gpio = devm_gpiod_get(dev, "dcdc-en", GPIOD_OUT_LOW);
 	if (IS_ERR(jdi->dcdc_en_gpio)) {
 		ret = PTR_ERR(jdi->dcdc_en_gpio);
-		dev_err(dev, "cannot get dcdc-en-gpio %d\n", ret);
+		DRM_DEV_ERROR(dev, "cannot get dcdc-en-gpio %d\n", ret);
 		return ret;
 	}
 
 	jdi->backlight = drm_panel_create_dsi_backlight(jdi->dsi);
 	if (IS_ERR(jdi->backlight)) {
 		ret = PTR_ERR(jdi->backlight);
-		dev_err(dev, "failed to register backlight %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to register backlight %d\n", ret);
 		return ret;
 	}
 
@@ -493,12 +497,12 @@ static int jdi_panel_remove(struct mipi_dsi_device *dsi)
 
 	ret = jdi_panel_disable(&jdi->base);
 	if (ret < 0)
-		dev_err(&dsi->dev, "failed to disable panel: %d\n", ret);
+		DRM_DEV_ERROR(&dsi->dev, "failed to disable panel: %d\n", ret);
 
 	ret = mipi_dsi_detach(dsi);
 	if (ret < 0)
-		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n",
-			ret);
+		DRM_DEV_ERROR(&dsi->dev,
+			      "failed to detach from DSI host: %d\n", ret);
 
 	jdi_panel_del(jdi);
 

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 10/19] drm/panel: lg: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:10 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-lg-lg4573.c | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-lg-lg4573.c b/drivers/gpu/drm/panel/panel-lg-lg4573.c
index e63fba2761f4..9bbf6dde6b7d 100644
--- a/drivers/gpu/drm/panel/panel-lg-lg4573.c
+++ b/drivers/gpu/drm/panel/panel-lg-lg4573.c
@@ -18,6 +18,7 @@
 #include <drm/drm_device.h>
 #include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <linux/delay.h>
 #include <linux/gpio/consumer.h>
@@ -48,7 +49,7 @@ static int lg4573_spi_write_u16(struct lg4573 *ctx, u16 data)
 	u16 temp = cpu_to_be16(data);
 	struct spi_message msg;
 
-	dev_dbg(ctx->panel.dev, "writing data: %x\n", data);
+	DRM_DEV_DEBUG(ctx->panel.dev, "writing data: %x\n", data);
 	xfer.tx_buf = &temp;
 	spi_message_init(&msg);
 	spi_message_add_tail(&xfer, &msg);
@@ -115,7 +116,7 @@ static int lg4573_display_mode_settings(struct lg4573 *ctx)
 		0x7206, 0x720C, 0x7200, 0x7200,
 	};
 
-	dev_dbg(ctx->panel.dev, "transfer display mode settings\n");
+	DRM_DEV_DEBUG(ctx->panel.dev, "transfer display mode settings\n");
 	return lg4573_spi_write_u16_array(ctx, display_mode_settings,
 					  ARRAY_SIZE(display_mode_settings));
 }
@@ -131,7 +132,7 @@ static int lg4573_power_settings(struct lg4573 *ctx)
 		0x7263,
 	};
 
-	dev_dbg(ctx->panel.dev, "transfer power settings\n");
+	DRM_DEV_DEBUG(ctx->panel.dev, "transfer power settings\n");
 	return lg4573_spi_write_u16_array(ctx, power_settings,
 					  ARRAY_SIZE(power_settings));
 }
@@ -156,7 +157,7 @@ static int lg4573_gamma_settings(struct lg4573 *ctx)
 		0x7201, 0x7220, 0x7200, 0x7203,
 	};
 
-	dev_dbg(ctx->panel.dev, "transfer gamma settings\n");
+	DRM_DEV_DEBUG(ctx->panel.dev, "transfer gamma settings\n");
 	return lg4573_spi_write_u16_array(ctx, gamma_settings,
 					  ARRAY_SIZE(gamma_settings));
 }
@@ -165,7 +166,7 @@ static int lg4573_init(struct lg4573 *ctx)
 {
 	int ret;
 
-	dev_dbg(ctx->panel.dev, "initializing LCD\n");
+	DRM_DEV_DEBUG(ctx->panel.dev, "initializing LCD\n");
 
 	ret = lg4573_display_mode_settings(ctx);
 	if (ret)
@@ -219,9 +220,10 @@ static int lg4573_get_modes(struct drm_panel *panel)
 
 	mode = drm_mode_duplicate(panel->drm, &default_mode);
 	if (!mode) {
-		dev_err(panel->drm->dev, "failed to add mode %ux%ux@%u\n",
-			default_mode.hdisplay, default_mode.vdisplay,
-			default_mode.vrefresh);
+		DRM_DEV_ERROR(panel->drm->dev,
+			      "failed to add mode %ux%ux@%u\n",
+			      default_mode.hdisplay, default_mode.vdisplay,
+			      default_mode.vrefresh);
 		return -ENOMEM;
 	}
 
@@ -258,7 +260,7 @@ static int lg4573_probe(struct spi_device *spi)
 
 	ret = spi_setup(spi);
 	if (ret < 0) {
-		dev_err(&spi->dev, "SPI setup failed: %d\n", ret);
+		DRM_DEV_ERROR(&spi->dev, "SPI setup failed: %d\n", ret);
 		return ret;
 	}
 

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 11/19] drm/panel: lvds: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:11 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-lvds.c | 38 ++++++++++++++++++++++----------------
 1 file changed, 22 insertions(+), 16 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-lvds.c b/drivers/gpu/drm/panel/panel-lvds.c
index 833aeb47065b..2aa0555f78ac 100644
--- a/drivers/gpu/drm/panel/panel-lvds.c
+++ b/drivers/gpu/drm/panel/panel-lvds.c
@@ -18,6 +18,7 @@
 
 #include <drm/drm_crtc.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/display_timing.h>
 #include <video/of_display_timing.h>
@@ -81,8 +82,8 @@ static int panel_lvds_prepare(struct drm_panel *panel)
 
 		err = regulator_enable(lvds->supply);
 		if (err < 0) {
-			dev_err(lvds->dev, "failed to enable supply: %d\n",
-				err);
+			DRM_DEV_ERROR(lvds->dev,
+				      "failed to enable supply: %d\n", err);
 			return err;
 		}
 	}
@@ -154,14 +155,16 @@ static int panel_lvds_parse_dt(struct panel_lvds *lvds)
 
 	ret = of_property_read_u32(np, "width-mm", &lvds->width);
 	if (ret < 0) {
-		dev_err(lvds->dev, "%pOF: invalid or missing %s DT property\n",
-			np, "width-mm");
+		DRM_DEV_ERROR(lvds->dev,
+			      "%pOF: invalid or missing %s DT property\n",
+			      np, "width-mm");
 		return -ENODEV;
 	}
 	ret = of_property_read_u32(np, "height-mm", &lvds->height);
 	if (ret < 0) {
-		dev_err(lvds->dev, "%pOF: invalid or missing %s DT property\n",
-			np, "height-mm");
+		DRM_DEV_ERROR(lvds->dev,
+			      "%pOF: invalid or missing %s DT property\n",
+			      np, "height-mm");
 		return -ENODEV;
 	}
 
@@ -169,8 +172,9 @@ static int panel_lvds_parse_dt(struct panel_lvds *lvds)
 
 	ret = of_property_read_string(np, "data-mapping", &mapping);
 	if (ret < 0) {
-		dev_err(lvds->dev, "%pOF: invalid or missing %s DT property\n",
-			np, "data-mapping");
+		DRM_DEV_ERROR(lvds->dev,
+			      "%pOF: invalid or missing %s DT property\n",
+			      np, "data-mapping");
 		return -ENODEV;
 	}
 
@@ -181,8 +185,9 @@ static int panel_lvds_parse_dt(struct panel_lvds *lvds)
 	} else if (!strcmp(mapping, "vesa-24")) {
 		lvds->bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG;
 	} else {
-		dev_err(lvds->dev, "%pOF: invalid or missing %s DT property\n",
-			np, "data-mapping");
+		DRM_DEV_ERROR(lvds->dev,
+			      "%pOF: invalid or missing %s DT property\n",
+			      np, "data-mapping");
 		return -EINVAL;
 	}
 
@@ -213,8 +218,9 @@ static int panel_lvds_probe(struct platform_device *pdev)
 
 		if (ret != -ENODEV) {
 			if (ret != -EPROBE_DEFER)
-				dev_err(lvds->dev, "failed to request regulator: %d\n",
-					ret);
+				DRM_DEV_ERROR(lvds->dev,
+					      "failed to request regulator: %d\n",
+					      ret);
 			return ret;
 		}
 
@@ -226,8 +232,8 @@ static int panel_lvds_probe(struct platform_device *pdev)
 						     GPIOD_OUT_LOW);
 	if (IS_ERR(lvds->enable_gpio)) {
 		ret = PTR_ERR(lvds->enable_gpio);
-		dev_err(lvds->dev, "failed to request %s GPIO: %d\n",
-			"enable", ret);
+		DRM_DEV_ERROR(lvds->dev, "failed to request %s GPIO: %d\n",
+			      "enable", ret);
 		return ret;
 	}
 
@@ -235,8 +241,8 @@ static int panel_lvds_probe(struct platform_device *pdev)
 						     GPIOD_OUT_HIGH);
 	if (IS_ERR(lvds->reset_gpio)) {
 		ret = PTR_ERR(lvds->reset_gpio);
-		dev_err(lvds->dev, "failed to request %s GPIO: %d\n",
-			"reset", ret);
+		DRM_DEV_ERROR(lvds->dev, "failed to request %s GPIO: %d\n",
+			      "reset", ret);
 		return ret;
 	}
 

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 12/19] drm/panel: olimex: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:12 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Stefan Mavrodiev <stefan@olimex.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c | 26 +++++++++++++---------
 1 file changed, 15 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
index c8704be9caa3..efb223b35594 100644
--- a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
+++ b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
@@ -18,6 +18,7 @@
 #include <drm/drm_device.h>
 #include <drm/drm_modes.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/videomode.h>
 #include <video/display_timing.h>
@@ -157,10 +158,11 @@ static int lcd_olinuxino_get_modes(struct drm_panel *panel)
 
 		mode = drm_mode_create(drm);
 		if (!mode) {
-			dev_err(drm->dev, "failed to add mode %ux%u@%u\n",
-				lcd_mode->hactive,
-				lcd_mode->vactive,
-				lcd_mode->refresh);
+			DRM_DEV_ERROR(drm->dev,
+				      "failed to add mode %ux%u@%u\n",
+				      lcd_mode->hactive,
+				      lcd_mode->vactive,
+				      lcd_mode->refresh);
 				continue;
 		}
 
@@ -242,7 +244,8 @@ static int lcd_olinuxino_probe(struct i2c_client *client,
 						    (u8 *)&lcd->eeprom + i);
 		mutex_unlock(&lcd->mutex);
 		if (ret < 0) {
-			dev_err(dev, "error reading from device at %02x\n", i);
+			DRM_DEV_ERROR(dev,
+				      "error reading from device at %02x\n", i);
 			return ret;
 		}
 	}
@@ -250,20 +253,21 @@ static int lcd_olinuxino_probe(struct i2c_client *client,
 	/* Check configuration checksum */
 	checksum = ~crc32(~0, (u8 *)&lcd->eeprom, 252);
 	if (checksum != lcd->eeprom.checksum) {
-		dev_err(dev, "configuration checksum does not match!\n");
+		DRM_DEV_ERROR(dev,
+			      "configuration checksum does not match!\n");
 		return -EINVAL;
 	}
 
 	/* Check magic header */
 	if (lcd->eeprom.header != LCD_OLINUXINO_HEADER_MAGIC) {
-		dev_err(dev, "magic header does not match\n");
+		DRM_DEV_ERROR(dev, "magic header does not match\n");
 		return -EINVAL;
 	}
 
-	dev_info(dev, "Detected %s, Rev. %s, Serial: %08x\n",
-		 lcd->eeprom.info.name,
-		 lcd->eeprom.revision,
-		 lcd->eeprom.serial);
+	DRM_DEV_INFO(dev, "Detected %s, Rev. %s, Serial: %08x\n",
+		     lcd->eeprom.info.name,
+		     lcd->eeprom.revision,
+		     lcd->eeprom.serial);
 
 	/*
 	 * The eeprom can hold up to 4 modes.

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 13/19] drm/panel: orisetech: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:13 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-orisetech-otm8009a.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
index 5bacf3f2da05..e7920ae018bd 100644
--- a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
+++ b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
@@ -431,14 +431,14 @@ static int otm8009a_probe(struct mipi_dsi_device *dsi)
 
 	ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->reset_gpio)) {
-		dev_err(dev, "cannot get reset-gpio\n");
+		DRM_DEV_ERROR(dev, "cannot get reset-gpio\n");
 		return PTR_ERR(ctx->reset_gpio);
 	}
 
 	ctx->supply = devm_regulator_get(dev, "power");
 	if (IS_ERR(ctx->supply)) {
 		ret = PTR_ERR(ctx->supply);
-		dev_err(dev, "failed to request regulator: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to request regulator: %d\n", ret);
 		return ret;
 	}
 
@@ -461,7 +461,7 @@ static int otm8009a_probe(struct mipi_dsi_device *dsi)
 						     NULL);
 	if (IS_ERR(ctx->bl_dev)) {
 		ret = PTR_ERR(ctx->bl_dev);
-		dev_err(dev, "failed to register backlight: %d\n", ret);
+		DRM_DEV_ERROR(dev, "failed to register backlight: %d\n", ret);
 		return ret;
 	}
 
@@ -474,7 +474,7 @@ static int otm8009a_probe(struct mipi_dsi_device *dsi)
 
 	ret = mipi_dsi_attach(dsi);
 	if (ret < 0) {
-		dev_err(dev, "mipi_dsi_attach failed. Is host ready?\n");
+		DRM_DEV_ERROR(dev, "mipi_dsi_attach failed. Is host ready?\n");
 		drm_panel_remove(&ctx->panel);
 		backlight_device_unregister(ctx->bl_dev);
 		return ret;

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 14/19] drm/panel: panasonic: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:14 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
index c7037942c7f3..738270439285 100644
--- a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
+++ b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
@@ -28,6 +28,7 @@
 #include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/mipi_display.h>
 
@@ -132,7 +133,7 @@ static int wuxga_nt_panel_prepare(struct drm_panel *panel)
 
 	ret = wuxga_nt_panel_on(wuxga_nt);
 	if (ret < 0) {
-		dev_err(panel->dev, "failed to set panel on: %d\n", ret);
+		DRM_DEV_ERROR(panel->dev, "failed to set panel on: %d\n", ret);
 		goto poweroff;
 	}
 
@@ -183,9 +184,10 @@ static int wuxga_nt_panel_get_modes(struct drm_panel *panel)
 
 	mode = drm_mode_duplicate(panel->drm, &default_mode);
 	if (!mode) {
-		dev_err(panel->drm->dev, "failed to add mode %ux%ux@%u\n",
-				default_mode.hdisplay, default_mode.vdisplay,
-				default_mode.vrefresh);
+		DRM_DEV_ERROR(panel->drm->dev,
+			      "failed to add mode %ux%ux@%u\n",
+			      default_mode.hdisplay, default_mode.vdisplay,
+			      default_mode.vrefresh);
 		return -ENOMEM;
 	}
 
@@ -294,11 +296,13 @@ static int wuxga_nt_panel_remove(struct mipi_dsi_device *dsi)
 
 	ret = wuxga_nt_panel_disable(&wuxga_nt->base);
 	if (ret < 0)
-		dev_err(&dsi->dev, "failed to disable panel: %d\n", ret);
+		DRM_DEV_ERROR(&dsi->dev,
+			      "failed to disable panel: %d\n", ret);
 
 	ret = mipi_dsi_detach(dsi);
 	if (ret < 0)
-		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", ret);
+		DRM_DEV_ERROR(&dsi->dev,
+			      "failed to detach from DSI host: %d\n", ret);
 
 	wuxga_nt_panel_del(wuxga_nt);
 

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 15/19] drm/panel: raspberrypi: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:15 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 .../gpu/drm/panel/panel-raspberrypi-touchscreen.c  | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
index 28c0620dfe0f..c9013faff9ed 100644
--- a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
+++ b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
@@ -57,6 +57,7 @@
 #include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #define RPI_DSI_DRIVER_NAME "rpi-ts-dsi"
 
@@ -232,7 +233,7 @@ static void rpi_touchscreen_i2c_write(struct rpi_touchscreen *ts,
 
 	ret = i2c_smbus_write_byte_data(ts->i2c, reg, val);
 	if (ret)
-		dev_err(&ts->dsi->dev, "I2C write failed: %d\n", ret);
+		DRM_DEV_ERROR(&ts->dsi->dev, "I2C write failed: %d\n", ret);
 }
 
 static int rpi_touchscreen_write(struct rpi_touchscreen *ts, u16 reg, u32 val)
@@ -324,8 +325,9 @@ static int rpi_touchscreen_get_modes(struct drm_panel *panel)
 
 		mode = drm_mode_duplicate(drm, m);
 		if (!mode) {
-			dev_err(drm->dev, "failed to add mode %ux%u@%u\n",
-				m->hdisplay, m->vdisplay, m->vrefresh);
+			DRM_DEV_ERROR(drm->dev,
+				      "failed to add mode %ux%u@%u\n",
+				      m->hdisplay, m->vdisplay, m->vrefresh);
 			continue;
 		}
 
@@ -381,7 +383,7 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c,
 
 	ver = rpi_touchscreen_i2c_read(ts, REG_ID);
 	if (ver < 0) {
-		dev_err(dev, "Atmel I2C read failed: %d\n", ver);
+		DRM_DEV_ERROR(dev, "Atmel I2C read failed: %d\n", ver);
 		return -ENODEV;
 	}
 
@@ -390,7 +392,9 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c,
 	case 0xc3: /* ver 2 */
 		break;
 	default:
-		dev_err(dev, "Unknown Atmel firmware revision: 0x%02x\n", ver);
+		DRM_DEV_ERROR(dev,
+			      "Unknown Atmel firmware revision: 0x%02x\n",
+			       ver);
 		return -ENODEV;
 	}
 
@@ -412,8 +416,9 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c,
 
 	ts->dsi = mipi_dsi_device_register_full(host, &info);
 	if (IS_ERR(ts->dsi)) {
-		dev_err(dev, "DSI device registration failed: %ld\n",
-			PTR_ERR(ts->dsi));
+		DRM_DEV_ERROR(dev,
+			      "DSI device registration failed: %ld\n",
+			      PTR_ERR(ts->dsi));
 		return PTR_ERR(ts->dsi);
 	}
 
@@ -457,7 +462,8 @@ static int rpi_touchscreen_dsi_probe(struct mipi_dsi_device *dsi)
 	ret = mipi_dsi_attach(dsi);
 
 	if (ret)
-		dev_err(&dsi->dev, "failed to attach dsi to host: %d\n", ret);
+		DRM_DEV_ERROR(&dsi->dev,
+			      "failed to attach dsi to host: %d\n", ret);
 
 	return ret;
 }

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 16/19] drm/panel: raydium: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:16 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-raydium-rm68200.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-raydium-rm68200.c b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
index e05e3f950855..bbf3f51c8a3a 100644
--- a/drivers/gpu/drm/panel/panel-raydium-rm68200.c
+++ b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
@@ -379,14 +379,14 @@ static int rm68200_probe(struct mipi_dsi_device *dsi)
 	ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->reset_gpio)) {
 		ret = PTR_ERR(ctx->reset_gpio);
-		dev_err(dev, "cannot get reset GPIO: %d\n", ret);
+		DRM_DEV_ERROR(dev, "cannot get reset GPIO: %d\n", ret);
 		return ret;
 	}
 
 	ctx->supply = devm_regulator_get(dev, "power");
 	if (IS_ERR(ctx->supply)) {
 		ret = PTR_ERR(ctx->supply);
-		dev_err(dev, "cannot get regulator: %d\n", ret);
+		DRM_DEV_ERROR(dev, "cannot get regulator: %d\n", ret);
 		return ret;
 	}
 
@@ -411,7 +411,7 @@ static int rm68200_probe(struct mipi_dsi_device *dsi)
 
 	ret = mipi_dsi_attach(dsi);
 	if (ret < 0) {
-		dev_err(dev, "mipi_dsi_attach() failed: %d\n", ret);
+		DRM_DEV_ERROR(dev, "mipi_dsi_attach() failed: %d\n", ret);
 		drm_panel_remove(&ctx->panel);
 		return ret;
 	}

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 17/19] drm/panel: seiko: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:17 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-seiko-43wvf1g.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
index c1348a687447..26da26d38241 100644
--- a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
+++ b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
@@ -16,6 +16,7 @@
 #include <drm/drm_crtc.h>
 #include <drm/drm_device.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/display_timing.h>
 #include <video/videomode.h>
@@ -73,8 +74,8 @@ static int seiko_panel_get_fixed_modes(struct seiko_panel *panel)
 		videomode_from_timing(dt, &vm);
 		mode = drm_mode_create(drm);
 		if (!mode) {
-			dev_err(drm->dev, "failed to add mode %ux%u\n",
-				dt->hactive.typ, dt->vactive.typ);
+			DRM_DEV_ERROR(drm->dev, "failed to add mode %ux%u\n",
+				      dt->hactive.typ, dt->vactive.typ);
 			continue;
 		}
 
@@ -94,8 +95,9 @@ static int seiko_panel_get_fixed_modes(struct seiko_panel *panel)
 
 		mode = drm_mode_duplicate(drm, m);
 		if (!mode) {
-			dev_err(drm->dev, "failed to add mode %ux%u@%u\n",
-				m->hdisplay, m->vdisplay, m->vrefresh);
+			DRM_DEV_ERROR(drm->dev,
+				      "failed to add mode %ux%u@%u\n",
+				      m->hdisplay, m->vdisplay, m->vrefresh);
 			continue;
 		}
 
@@ -168,7 +170,7 @@ static int seiko_panel_prepare(struct drm_panel *panel)
 
 	err = regulator_enable(p->dvdd);
 	if (err < 0) {
-		dev_err(panel->dev, "failed to enable dvdd: %d\n", err);
+		DRM_DEV_ERROR(panel->dev, "failed to enable dvdd: %d\n", err);
 		return err;
 	}
 
@@ -177,7 +179,7 @@ static int seiko_panel_prepare(struct drm_panel *panel)
 
 	err = regulator_enable(p->avdd);
 	if (err < 0) {
-		dev_err(panel->dev, "failed to enable avdd: %d\n", err);
+		DRM_DEV_ERROR(panel->dev, "failed to enable avdd: %d\n", err);
 		goto disable_dvdd;
 	}
 

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 18/19] drm/panel: sharp: use DRM_DEV*
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c | 63 ++++++++++++++++---------
 drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c | 24 ++++++----
 2 files changed, 55 insertions(+), 32 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
index 2ed11d86c10e..98788750084c 100644
--- a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
+++ b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
@@ -17,6 +17,7 @@
 #include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/mipi_display.h>
 
@@ -58,14 +59,16 @@ static int sharp_panel_write(struct sharp_panel *sharp, u16 offset, u8 value)
 
 	err = mipi_dsi_generic_write(dsi, payload, sizeof(payload));
 	if (err < 0) {
-		dev_err(&dsi->dev, "failed to write %02x to %04x: %zd\n",
-			value, offset, err);
+		DRM_DEV_ERROR(&dsi->dev,
+			      "failed to write %02x to %04x: %zd\n",
+			      value, offset, err);
 		return err;
 	}
 
 	err = mipi_dsi_dcs_nop(dsi);
 	if (err < 0) {
-		dev_err(&dsi->dev, "failed to send DCS nop: %zd\n", err);
+		DRM_DEV_ERROR(&dsi->dev,
+			      "failed to send DCS nop: %zd\n", err);
 		return err;
 	}
 
@@ -84,8 +87,9 @@ static __maybe_unused int sharp_panel_read(struct sharp_panel *sharp,
 	err = mipi_dsi_generic_read(sharp->link1, &offset, sizeof(offset),
 				    value, sizeof(*value));
 	if (err < 0)
-		dev_err(&sharp->link1->dev, "failed to read from %04x: %zd\n",
-			offset, err);
+		DRM_DEV_ERROR(&sharp->link1->dev,
+			      "failed to read from %04x: %zd\n",
+			      offset, err);
 
 	return err;
 }
@@ -116,11 +120,13 @@ static int sharp_panel_unprepare(struct drm_panel *panel)
 
 	err = mipi_dsi_dcs_set_display_off(sharp->link1);
 	if (err < 0)
-		dev_err(panel->dev, "failed to set display off: %d\n", err);
+		DRM_DEV_ERROR(panel->dev,
+			      "failed to set display off: %d\n", err);
 
 	err = mipi_dsi_dcs_enter_sleep_mode(sharp->link1);
 	if (err < 0)
-		dev_err(panel->dev, "failed to enter sleep mode: %d\n", err);
+		DRM_DEV_ERROR(panel->dev,
+			      "failed to enter sleep mode: %d\n", err);
 
 	msleep(120);
 
@@ -139,26 +145,30 @@ static int sharp_setup_symmetrical_split(struct mipi_dsi_device *left,
 
 	err = mipi_dsi_dcs_set_column_address(left, 0, mode->hdisplay / 2 - 1);
 	if (err < 0) {
-		dev_err(&left->dev, "failed to set column address: %d\n", err);
+		DRM_DEV_ERROR(&left->dev,
+			      "failed to set column address: %d\n", err);
 		return err;
 	}
 
 	err = mipi_dsi_dcs_set_page_address(left, 0, mode->vdisplay - 1);
 	if (err < 0) {
-		dev_err(&left->dev, "failed to set page address: %d\n", err);
+		DRM_DEV_ERROR(&left->dev,
+			      "failed to set page address: %d\n", err);
 		return err;
 	}
 
 	err = mipi_dsi_dcs_set_column_address(right, mode->hdisplay / 2,
 					      mode->hdisplay - 1);
 	if (err < 0) {
-		dev_err(&right->dev, "failed to set column address: %d\n", err);
+		DRM_DEV_ERROR(&right->dev,
+			      "failed to set column address: %d\n", err);
 		return err;
 	}
 
 	err = mipi_dsi_dcs_set_page_address(right, 0, mode->vdisplay - 1);
 	if (err < 0) {
-		dev_err(&right->dev, "failed to set page address: %d\n", err);
+		DRM_DEV_ERROR(&right->dev,
+			      "failed to set page address: %d\n", err);
 		return err;
 	}
 
@@ -188,7 +198,8 @@ static int sharp_panel_prepare(struct drm_panel *panel)
 
 	err = mipi_dsi_dcs_exit_sleep_mode(sharp->link1);
 	if (err < 0) {
-		dev_err(panel->dev, "failed to exit sleep mode: %d\n", err);
+		DRM_DEV_ERROR(panel->dev,
+			      "failed to exit sleep mode: %d\n", err);
 		goto poweroff;
 	}
 
@@ -204,20 +215,23 @@ static int sharp_panel_prepare(struct drm_panel *panel)
 	/* set left-right mode */
 	err = sharp_panel_write(sharp, 0x1000, 0x2a);
 	if (err < 0) {
-		dev_err(panel->dev, "failed to set left-right mode: %d\n", err);
+		DRM_DEV_ERROR(panel->dev,
+			      "failed to set left-right mode: %d\n", err);
 		goto poweroff;
 	}
 
 	/* enable command mode */
 	err = sharp_panel_write(sharp, 0x1001, 0x01);
 	if (err < 0) {
-		dev_err(panel->dev, "failed to enable command mode: %d\n", err);
+		DRM_DEV_ERROR(panel->dev,
+			      "failed to enable command mode: %d\n", err);
 		goto poweroff;
 	}
 
 	err = mipi_dsi_dcs_set_pixel_format(sharp->link1, format);
 	if (err < 0) {
-		dev_err(panel->dev, "failed to set pixel format: %d\n", err);
+		DRM_DEV_ERROR(panel->dev,
+			      "failed to set pixel format: %d\n", err);
 		goto poweroff;
 	}
 
@@ -231,14 +245,16 @@ static int sharp_panel_prepare(struct drm_panel *panel)
 	err = sharp_setup_symmetrical_split(sharp->link1, sharp->link2,
 					    sharp->mode);
 	if (err < 0) {
-		dev_err(panel->dev, "failed to set up symmetrical split: %d\n",
+		DRM_DEV_ERROR(panel->dev,
+			      "failed to set up symmetrical split: %d\n",
 			err);
 		goto poweroff;
 	}
 
 	err = mipi_dsi_dcs_set_display_on(sharp->link1);
 	if (err < 0) {
-		dev_err(panel->dev, "failed to set display on: %d\n", err);
+		DRM_DEV_ERROR(panel->dev,
+			      "failed to set display on: %d\n", err);
 		goto poweroff;
 	}
 
@@ -287,9 +303,10 @@ static int sharp_panel_get_modes(struct drm_panel *panel)
 
 	mode = drm_mode_duplicate(panel->drm, &default_mode);
 	if (!mode) {
-		dev_err(panel->drm->dev, "failed to add mode %ux%ux@%u\n",
-			default_mode.hdisplay, default_mode.vdisplay,
-			default_mode.vrefresh);
+		DRM_DEV_ERROR(panel->drm->dev,
+			      "failed to add mode %ux%ux@%u\n",
+			      default_mode.hdisplay, default_mode.vdisplay,
+			      default_mode.vrefresh);
 		return -ENOMEM;
 	}
 
@@ -413,11 +430,13 @@ static int sharp_panel_remove(struct mipi_dsi_device *dsi)
 
 	err = sharp_panel_disable(&sharp->base);
 	if (err < 0)
-		dev_err(&dsi->dev, "failed to disable panel: %d\n", err);
+		DRM_DEV_ERROR(&dsi->dev,
+			      "failed to disable panel: %d\n", err);
 
 	err = mipi_dsi_detach(dsi);
 	if (err < 0)
-		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", err);
+		DRM_DEV_ERROR(&dsi->dev,
+			      "failed to detach from DSI host: %d\n", err);
 
 	sharp_panel_del(sharp);
 
diff --git a/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c b/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
index e8e2277e934d..c34bb2a16f0e 100644
--- a/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
+++ b/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
@@ -29,6 +29,7 @@
 #include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/mipi_display.h>
 
@@ -135,7 +136,8 @@ static int sharp_nt_panel_unprepare(struct drm_panel *panel)
 
 	ret = sharp_nt_panel_off(sharp_nt);
 	if (ret < 0) {
-		dev_err(panel->dev, "failed to set panel off: %d\n", ret);
+		DRM_DEV_ERROR(panel->dev,
+			      "failed to set panel off: %d\n", ret);
 		return ret;
 	}
 
@@ -173,13 +175,13 @@ static int sharp_nt_panel_prepare(struct drm_panel *panel)
 
 	ret = sharp_nt_panel_init(sharp_nt);
 	if (ret < 0) {
-		dev_err(panel->dev, "failed to init panel: %d\n", ret);
+		DRM_DEV_ERROR(panel->dev, "failed to init panel: %d\n", ret);
 		goto poweroff;
 	}
 
 	ret = sharp_nt_panel_on(sharp_nt);
 	if (ret < 0) {
-		dev_err(panel->dev, "failed to set panel on: %d\n", ret);
+		DRM_DEV_ERROR(panel->dev, "failed to set panel on: %d\n", ret);
 		goto poweroff;
 	}
 
@@ -227,9 +229,10 @@ static int sharp_nt_panel_get_modes(struct drm_panel *panel)
 
 	mode = drm_mode_duplicate(panel->drm, &default_mode);
 	if (!mode) {
-		dev_err(panel->drm->dev, "failed to add mode %ux%ux@%u\n",
-				default_mode.hdisplay, default_mode.vdisplay,
-				default_mode.vrefresh);
+		DRM_DEV_ERROR(panel->drm->dev,
+			      "failed to add mode %ux%ux@%u\n",
+			      default_mode.hdisplay, default_mode.vdisplay,
+			      default_mode.vrefresh);
 		return -ENOMEM;
 	}
 
@@ -263,8 +266,8 @@ static int sharp_nt_panel_add(struct sharp_nt_panel *sharp_nt)
 
 	sharp_nt->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(sharp_nt->reset_gpio)) {
-		dev_err(dev, "cannot get reset-gpios %ld\n",
-			PTR_ERR(sharp_nt->reset_gpio));
+		DRM_DEV_ERROR(dev, "cannot get reset-gpios %ld\n",
+			      PTR_ERR(sharp_nt->reset_gpio));
 		sharp_nt->reset_gpio = NULL;
 	} else {
 		gpiod_set_value(sharp_nt->reset_gpio, 0);
@@ -322,11 +325,12 @@ static int sharp_nt_panel_remove(struct mipi_dsi_device *dsi)
 
 	ret = sharp_nt_panel_disable(&sharp_nt->base);
 	if (ret < 0)
-		dev_err(&dsi->dev, "failed to disable panel: %d\n", ret);
+		DRM_DEV_ERROR(&dsi->dev, "failed to disable panel: %d\n", ret);
 
 	ret = mipi_dsi_detach(dsi);
 	if (ret < 0)
-		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", ret);
+		DRM_DEV_ERROR(&dsi->dev,
+			      "failed to detach from DSI host: %d\n", ret);
 
 	sharp_nt_panel_del(sharp_nt);
 

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From: Sam Ravnborg <sam@ravnborg.org>
To: Thierry Reding <thierry.reding@gmail.com>, dri-devel@lists.freedesktop.org
Subject: [PATCH v1 19/19] drm/panel: simple: use DRM_DEV*
Date: Thu, 31 Jan 2019 20:26:19 +0100
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Introduce use of DRM_DEV* for logging.
This makes logging in the drm subsystem more consistent.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
---
 drivers/gpu/drm/panel/panel-simple.c | 19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 406b1d7aef31..a5d98a19f138 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -33,6 +33,7 @@
 #include <drm/drm_device.h>
 #include <drm/drm_mipi_dsi.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 
 #include <video/display_timing.h>
 #include <video/videomode.h>
@@ -103,6 +104,7 @@ static int panel_simple_get_fixed_modes(struct panel_simple *panel)
 {
 	struct drm_connector *connector = panel->base.connector;
 	struct drm_device *drm = panel->base.drm;
+	struct device *dev = drm->dev;
 	struct drm_display_mode *mode;
 	unsigned int i, num = 0;
 
@@ -116,8 +118,8 @@ static int panel_simple_get_fixed_modes(struct panel_simple *panel)
 		videomode_from_timing(dt, &vm);
 		mode = drm_mode_create(drm);
 		if (!mode) {
-			dev_err(drm->dev, "failed to add mode %ux%u\n",
-				dt->hactive.typ, dt->vactive.typ);
+			DRM_DEV_ERROR(dev, "failed to add mode %ux%u\n",
+				      dt->hactive.typ, dt->vactive.typ);
 			continue;
 		}
 
@@ -137,8 +139,8 @@ static int panel_simple_get_fixed_modes(struct panel_simple *panel)
 
 		mode = drm_mode_duplicate(drm, m);
 		if (!mode) {
-			dev_err(drm->dev, "failed to add mode %ux%u@%u\n",
-				m->hdisplay, m->vdisplay, m->vrefresh);
+			DRM_DEV_ERROR(dev, "failed to add mode %ux%u@%u\n",
+				      m->hdisplay, m->vdisplay, m->vrefresh);
 			continue;
 		}
 
@@ -215,7 +217,8 @@ static int panel_simple_prepare(struct drm_panel *panel)
 
 	err = regulator_enable(p->supply);
 	if (err < 0) {
-		dev_err(panel->dev, "failed to enable supply: %d\n", err);
+		DRM_DEV_ERROR(panel->dev, "failed to enable supply: %d\n",
+			      err);
 		return err;
 	}
 
@@ -325,7 +328,8 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
 	if (IS_ERR(panel->enable_gpio)) {
 		err = PTR_ERR(panel->enable_gpio);
 		if (err != -EPROBE_DEFER)
-			dev_err(dev, "failed to request GPIO: %d\n", err);
+			DRM_DEV_ERROR(dev, "failed to request GPIO: %d\n",
+				      err);
 		return err;
 	}
 
@@ -3048,7 +3052,8 @@ static int panel_simple_dsi_remove(struct mipi_dsi_device *dsi)
 
 	err = mipi_dsi_detach(dsi);
 	if (err < 0)
-		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", err);
+		DRM_DEV_ERROR(&dsi->dev,
+			      "failed to detach from DSI host: %d\n", err);
 
 	return panel_simple_remove(&dsi->dev);
 }