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path: root/drivers/gpu/drm/tinydrm/repaper.c
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Diffstat (limited to 'drivers/gpu/drm/tinydrm/repaper.c')
-rw-r--r--drivers/gpu/drm/tinydrm/repaper.c45
1 files changed, 18 insertions, 27 deletions
diff --git a/drivers/gpu/drm/tinydrm/repaper.c b/drivers/gpu/drm/tinydrm/repaper.c
index 30dc97b3ff21..75740630c410 100644
--- a/drivers/gpu/drm/tinydrm/repaper.c
+++ b/drivers/gpu/drm/tinydrm/repaper.c
@@ -26,6 +26,7 @@
#include <linux/spi/spi.h>
#include <linux/thermal.h>
+#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/tinydrm/tinydrm.h>
#include <drm/tinydrm/tinydrm-helpers.h>
@@ -473,8 +474,7 @@ static void repaper_get_temperature(struct repaper_epd *epd)
ret = thermal_zone_get_temp(epd->thermal, &temperature);
if (ret) {
- dev_err(&epd->spi->dev, "Failed to get temperature (%d)\n",
- ret);
+ DRM_DEV_ERROR(&epd->spi->dev, "Failed to get temperature (%d)\n", ret);
return;
}
@@ -629,15 +629,15 @@ out_unlock:
mutex_unlock(&tdev->dirty_lock);
if (ret)
- dev_err(fb->dev->dev, "Failed to update display (%d)\n", ret);
+ DRM_DEV_ERROR(fb->dev->dev, "Failed to update display (%d)\n", ret);
kfree(buf);
return ret;
}
static const struct drm_framebuffer_funcs repaper_fb_funcs = {
- .destroy = drm_fb_cma_destroy,
- .create_handle = drm_fb_cma_create_handle,
+ .destroy = drm_gem_fb_destroy,
+ .create_handle = drm_gem_fb_create_handle,
.dirty = repaper_fb_dirty,
};
@@ -703,7 +703,7 @@ static void repaper_pipe_enable(struct drm_simple_display_pipe *pipe,
}
if (!i) {
- dev_err(dev, "timeout waiting for panel to become ready.\n");
+ DRM_DEV_ERROR(dev, "timeout waiting for panel to become ready.\n");
power_off(epd);
return;
}
@@ -725,9 +725,9 @@ static void repaper_pipe_enable(struct drm_simple_display_pipe *pipe,
ret = repaper_read_val(spi, 0x0f);
if (ret < 0 || !(ret & 0x80)) {
if (ret < 0)
- dev_err(dev, "failed to read chip (%d)\n", ret);
+ DRM_DEV_ERROR(dev, "failed to read chip (%d)\n", ret);
else
- dev_err(dev, "panel is reported broken\n");
+ DRM_DEV_ERROR(dev, "panel is reported broken\n");
power_off(epd);
return;
}
@@ -767,7 +767,7 @@ static void repaper_pipe_enable(struct drm_simple_display_pipe *pipe,
/* check DC/DC */
ret = repaper_read_val(spi, 0x0f);
if (ret < 0) {
- dev_err(dev, "failed to read chip (%d)\n", ret);
+ DRM_DEV_ERROR(dev, "failed to read chip (%d)\n", ret);
power_off(epd);
return;
}
@@ -779,7 +779,7 @@ static void repaper_pipe_enable(struct drm_simple_display_pipe *pipe,
}
if (!dc_ok) {
- dev_err(dev, "dc/dc failed\n");
+ DRM_DEV_ERROR(dev, "dc/dc failed\n");
power_off(epd);
return;
}
@@ -959,7 +959,7 @@ static int repaper_probe(struct spi_device *spi)
if (IS_ERR(epd->panel_on)) {
ret = PTR_ERR(epd->panel_on);
if (ret != -EPROBE_DEFER)
- dev_err(dev, "Failed to get gpio 'panel-on'\n");
+ DRM_DEV_ERROR(dev, "Failed to get gpio 'panel-on'\n");
return ret;
}
@@ -967,7 +967,7 @@ static int repaper_probe(struct spi_device *spi)
if (IS_ERR(epd->discharge)) {
ret = PTR_ERR(epd->discharge);
if (ret != -EPROBE_DEFER)
- dev_err(dev, "Failed to get gpio 'discharge'\n");
+ DRM_DEV_ERROR(dev, "Failed to get gpio 'discharge'\n");
return ret;
}
@@ -975,7 +975,7 @@ static int repaper_probe(struct spi_device *spi)
if (IS_ERR(epd->reset)) {
ret = PTR_ERR(epd->reset);
if (ret != -EPROBE_DEFER)
- dev_err(dev, "Failed to get gpio 'reset'\n");
+ DRM_DEV_ERROR(dev, "Failed to get gpio 'reset'\n");
return ret;
}
@@ -983,7 +983,7 @@ static int repaper_probe(struct spi_device *spi)
if (IS_ERR(epd->busy)) {
ret = PTR_ERR(epd->busy);
if (ret != -EPROBE_DEFER)
- dev_err(dev, "Failed to get gpio 'busy'\n");
+ DRM_DEV_ERROR(dev, "Failed to get gpio 'busy'\n");
return ret;
}
@@ -991,8 +991,7 @@ static int repaper_probe(struct spi_device *spi)
&thermal_zone)) {
epd->thermal = thermal_zone_get_zone_by_name(thermal_zone);
if (IS_ERR(epd->thermal)) {
- dev_err(dev, "Failed to get thermal zone: %s\n",
- thermal_zone);
+ DRM_DEV_ERROR(dev, "Failed to get thermal zone: %s\n", thermal_zone);
return PTR_ERR(epd->thermal);
}
}
@@ -1033,7 +1032,7 @@ static int repaper_probe(struct spi_device *spi)
if (IS_ERR(epd->border)) {
ret = PTR_ERR(epd->border);
if (ret != -EPROBE_DEFER)
- dev_err(dev, "Failed to get gpio 'border'\n");
+ DRM_DEV_ERROR(dev, "Failed to get gpio 'border'\n");
return ret;
}
@@ -1078,19 +1077,11 @@ static int repaper_probe(struct spi_device *spi)
return ret;
drm_mode_config_reset(tdev->drm);
-
- ret = devm_tinydrm_register(tdev);
- if (ret)
- return ret;
-
spi_set_drvdata(spi, tdev);
- DRM_DEBUG_DRIVER("Initialized %s:%s @%uMHz on minor %d\n",
- tdev->drm->driver->name, dev_name(dev),
- spi->max_speed_hz / 1000000,
- tdev->drm->primary->index);
+ DRM_DEBUG_DRIVER("SPI speed: %uMHz\n", spi->max_speed_hz / 1000000);
- return 0;
+ return devm_tinydrm_register(tdev);
}
static void repaper_shutdown(struct spi_device *spi)