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Message-ID: <20250807190857.92431-1-eslam.medhat1993@gmail.com>
Date: Thu, 7 Aug 2025 22:03:12 +0300
From: Eslam Khafagy <eslam.medhat1993@...il.com>
To:
Cc: skhan@...uxfoundation.com,
Eslam Khafagy <eslam.medhat1993@...il.com>,
Manikandan Muralidharan <manikandan.m@...rochip.com>,
Dharma Balasubiramani <dharma.b@...rochip.com>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>,
Thomas Zimmermann <tzimmermann@...e.de>,
David Airlie <airlied@...il.com>,
Simona Vetter <simona@...ll.ch>,
Nicolas Ferre <nicolas.ferre@...rochip.com>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Claudiu Beznea <claudiu.beznea@...on.dev>,
dri-devel@...ts.freedesktop.org,
linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v3] drm: atmel-hlcdc: replace dev_* print funtions with drm_* variants
Update the Atmel HLCDC code to use DRM print macros drm_*() instead of
dev_warn() and dev_err(). This change ensures consistency with DRM
subsystem logging conventions [1].
[1]
https://docs.kernel.org/gpu/todo.html#convert-logging-to-drm-functions-with-drm-device-parameter
Signed-off-by: Eslam Khafagy <eslam.medhat1993@...il.com>
---
v3:
* include header file to fix compilation. Thanks Manikandan.
v2:
* replace dev_dbg with drm_dbg in atmel_hlcdc_plane.c
* https://lore.kernel.org/all/20250806183049.52112-2-eslam.medhat1993@gmail.com/
v1:
* replace dev_* print funtions with drm_* variants
*https://lore.kernel.org/all/20250806000141.239753-2-eslam.medhat1993@gmail.com/
.../gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | 21 ++++++++++---------
drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 14 ++++++-------
.../gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c | 3 ++-
.../gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 6 +++---
4 files changed, 23 insertions(+), 21 deletions(-)
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
index 0f7ffb3ced20..e0efc7309b1b 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
@@ -20,6 +20,7 @@
#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_modeset_helper_vtables.h>
+#include <drm/drm_print.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_vblank.h>
@@ -215,32 +216,32 @@ static void atmel_hlcdc_crtc_atomic_disable(struct drm_crtc *c,
if (regmap_read_poll_timeout(regmap, ATMEL_HLCDC_SR, status,
!(status & ATMEL_XLCDC_CM),
10, 1000))
- dev_warn(dev->dev, "Atmel LCDC status register CMSTS timeout\n");
+ drm_warn(dev, "Atmel LCDC status register CMSTS timeout\n");
regmap_write(regmap, ATMEL_HLCDC_DIS, ATMEL_XLCDC_SD);
if (regmap_read_poll_timeout(regmap, ATMEL_HLCDC_SR, status,
status & ATMEL_XLCDC_SD,
10, 1000))
- dev_warn(dev->dev, "Atmel LCDC status register SDSTS timeout\n");
+ drm_warn(dev, "Atmel LCDC status register SDSTS timeout\n");
}
regmap_write(regmap, ATMEL_HLCDC_DIS, ATMEL_HLCDC_DISP);
if (regmap_read_poll_timeout(regmap, ATMEL_HLCDC_SR, status,
!(status & ATMEL_HLCDC_DISP),
10, 1000))
- dev_warn(dev->dev, "Atmel LCDC status register DISPSTS timeout\n");
+ drm_warn(dev, "Atmel LCDC status register DISPSTS timeout\n");
regmap_write(regmap, ATMEL_HLCDC_DIS, ATMEL_HLCDC_SYNC);
if (regmap_read_poll_timeout(regmap, ATMEL_HLCDC_SR, status,
!(status & ATMEL_HLCDC_SYNC),
10, 1000))
- dev_warn(dev->dev, "Atmel LCDC status register LCDSTS timeout\n");
+ drm_warn(dev, "Atmel LCDC status register LCDSTS timeout\n");
regmap_write(regmap, ATMEL_HLCDC_DIS, ATMEL_HLCDC_PIXEL_CLK);
if (regmap_read_poll_timeout(regmap, ATMEL_HLCDC_SR, status,
!(status & ATMEL_HLCDC_PIXEL_CLK),
10, 1000))
- dev_warn(dev->dev, "Atmel LCDC status register CLKSTS timeout\n");
+ drm_warn(dev, "Atmel LCDC status register CLKSTS timeout\n");
clk_disable_unprepare(crtc->dc->hlcdc->sys_clk);
pinctrl_pm_select_sleep_state(dev->dev);
@@ -269,32 +270,32 @@ static void atmel_hlcdc_crtc_atomic_enable(struct drm_crtc *c,
if (regmap_read_poll_timeout(regmap, ATMEL_HLCDC_SR, status,
status & ATMEL_HLCDC_PIXEL_CLK,
10, 1000))
- dev_warn(dev->dev, "Atmel LCDC status register CLKSTS timeout\n");
+ drm_warn(dev, "Atmel LCDC status register CLKSTS timeout\n");
regmap_write(regmap, ATMEL_HLCDC_EN, ATMEL_HLCDC_SYNC);
if (regmap_read_poll_timeout(regmap, ATMEL_HLCDC_SR, status,
status & ATMEL_HLCDC_SYNC,
10, 1000))
- dev_warn(dev->dev, "Atmel LCDC status register LCDSTS timeout\n");
+ drm_warn(dev, "Atmel LCDC status register LCDSTS timeout\n");
regmap_write(regmap, ATMEL_HLCDC_EN, ATMEL_HLCDC_DISP);
if (regmap_read_poll_timeout(regmap, ATMEL_HLCDC_SR, status,
status & ATMEL_HLCDC_DISP,
10, 1000))
- dev_warn(dev->dev, "Atmel LCDC status register DISPSTS timeout\n");
+ drm_warn(dev, "Atmel LCDC status register DISPSTS timeout\n");
if (crtc->dc->desc->is_xlcdc) {
regmap_write(regmap, ATMEL_HLCDC_EN, ATMEL_XLCDC_CM);
if (regmap_read_poll_timeout(regmap, ATMEL_HLCDC_SR, status,
status & ATMEL_XLCDC_CM,
10, 1000))
- dev_warn(dev->dev, "Atmel LCDC status register CMSTS timeout\n");
+ drm_warn(dev, "Atmel LCDC status register CMSTS timeout\n");
regmap_write(regmap, ATMEL_HLCDC_EN, ATMEL_XLCDC_SD);
if (regmap_read_poll_timeout(regmap, ATMEL_HLCDC_SR, status,
!(status & ATMEL_XLCDC_SD),
10, 1000))
- dev_warn(dev->dev, "Atmel LCDC status register SDSTS timeout\n");
+ drm_warn(dev, "Atmel LCDC status register SDSTS timeout\n");
}
pm_runtime_put_sync(dev->dev);
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
index fa8ad94e431a..acb017a2486b 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
@@ -724,19 +724,19 @@ static int atmel_hlcdc_dc_modeset_init(struct drm_device *dev)
ret = atmel_hlcdc_create_outputs(dev);
if (ret) {
- dev_err(dev->dev, "failed to create HLCDC outputs: %d\n", ret);
+ drm_err(dev, "failed to create HLCDC outputs: %d\n", ret);
return ret;
}
ret = atmel_hlcdc_create_planes(dev);
if (ret) {
- dev_err(dev->dev, "failed to create planes: %d\n", ret);
+ drm_err(dev, "failed to create planes: %d\n", ret);
return ret;
}
ret = atmel_hlcdc_crtc_create(dev);
if (ret) {
- dev_err(dev->dev, "failed to create crtc\n");
+ drm_err(dev, "failed to create crtc\n");
return ret;
}
@@ -778,7 +778,7 @@ static int atmel_hlcdc_dc_load(struct drm_device *dev)
ret = clk_prepare_enable(dc->hlcdc->periph_clk);
if (ret) {
- dev_err(dev->dev, "failed to enable periph_clk\n");
+ drm_err(dev, "failed to enable periph_clk\n");
return ret;
}
@@ -786,13 +786,13 @@ static int atmel_hlcdc_dc_load(struct drm_device *dev)
ret = drm_vblank_init(dev, 1);
if (ret < 0) {
- dev_err(dev->dev, "failed to initialize vblank\n");
+ drm_err(dev, "failed to initialize vblank\n");
goto err_periph_clk_disable;
}
ret = atmel_hlcdc_dc_modeset_init(dev);
if (ret < 0) {
- dev_err(dev->dev, "failed to initialize mode setting\n");
+ drm_err(dev, "failed to initialize mode setting\n");
goto err_periph_clk_disable;
}
@@ -802,7 +802,7 @@ static int atmel_hlcdc_dc_load(struct drm_device *dev)
ret = atmel_hlcdc_dc_irq_install(dev, dc->hlcdc->irq);
pm_runtime_put_sync(dev->dev);
if (ret < 0) {
- dev_err(dev->dev, "failed to install IRQ handler\n");
+ drm_err(dev, "failed to install IRQ handler\n");
goto err_periph_clk_disable;
}
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
index 50fee6a93964..0b8a86afb096 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
@@ -15,6 +15,7 @@
#include <drm/drm_bridge.h>
#include <drm/drm_encoder.h>
#include <drm/drm_of.h>
+#include <drm/drm_print.h>
#include <drm/drm_simple_kms_helper.h>
#include "atmel_hlcdc_dc.h"
@@ -92,7 +93,7 @@ static int atmel_hlcdc_attach_endpoint(struct drm_device *dev, int endpoint)
output->bus_fmt = atmel_hlcdc_of_bus_fmt(ep);
of_node_put(ep);
if (output->bus_fmt < 0) {
- dev_err(dev->dev, "endpoint %d: invalid bus width\n", endpoint);
+ drm_err(dev, "endpoint %d: invalid bus width\n", endpoint);
return -EINVAL;
}
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
index 4a7ba0918eca..817284509b57 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
@@ -1034,7 +1034,7 @@ static void atmel_hlcdc_irq_dbg(struct atmel_hlcdc_plane *plane,
if (isr &
(ATMEL_HLCDC_LAYER_OVR_IRQ(0) | ATMEL_HLCDC_LAYER_OVR_IRQ(1) |
ATMEL_HLCDC_LAYER_OVR_IRQ(2)))
- dev_dbg(plane->base.dev->dev, "overrun on plane %s\n",
+ drm_dbg(plane->base.dev, "overrun on plane %s\n",
desc->name);
}
@@ -1051,7 +1051,7 @@ static void atmel_xlcdc_irq_dbg(struct atmel_hlcdc_plane *plane,
if (isr &
(ATMEL_XLCDC_LAYER_OVR_IRQ(0) | ATMEL_XLCDC_LAYER_OVR_IRQ(1) |
ATMEL_XLCDC_LAYER_OVR_IRQ(2)))
- dev_dbg(plane->base.dev->dev, "overrun on plane %s\n",
+ drm_dbg(plane->base.dev, "overrun on plane %s\n",
desc->name);
}
@@ -1140,7 +1140,7 @@ static void atmel_hlcdc_plane_reset(struct drm_plane *p)
if (state) {
if (atmel_hlcdc_plane_alloc_dscrs(p, state)) {
kfree(state);
- dev_err(p->dev->dev,
+ drm_err(p->dev,
"Failed to allocate initial plane state\n");
return;
}
--
2.43.0
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