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path: root/drivers/gpu/drm/nouveau/nouveau_backlight.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_backlight.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_backlight.c102
1 files changed, 50 insertions, 52 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c
index fa22b28e877..2c1e4aad7da 100644
--- a/drivers/gpu/drm/nouveau/nouveau_backlight.c
+++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c
@@ -31,10 +31,7 @@
*/
#include <linux/backlight.h>
-#include <linux/acpi.h>
-#include "drmP.h"
-#include "nouveau_drv.h"
#include "nouveau_drm.h"
#include "nouveau_reg.h"
#include "nouveau_encoder.h"
@@ -42,9 +39,10 @@
static int
nv40_get_intensity(struct backlight_device *bd)
{
- struct drm_device *dev = bl_get_data(bd);
- int val = (nv_rd32(dev, NV40_PMC_BACKLIGHT) & NV40_PMC_BACKLIGHT_MASK)
- >> 16;
+ struct nouveau_drm *drm = bl_get_data(bd);
+ struct nouveau_device *device = nv_device(drm->device);
+ int val = (nv_rd32(device, NV40_PMC_BACKLIGHT) &
+ NV40_PMC_BACKLIGHT_MASK) >> 16;
return val;
}
@@ -52,11 +50,12 @@ nv40_get_intensity(struct backlight_device *bd)
static int
nv40_set_intensity(struct backlight_device *bd)
{
- struct drm_device *dev = bl_get_data(bd);
+ struct nouveau_drm *drm = bl_get_data(bd);
+ struct nouveau_device *device = nv_device(drm->device);
int val = bd->props.brightness;
- int reg = nv_rd32(dev, NV40_PMC_BACKLIGHT);
+ int reg = nv_rd32(device, NV40_PMC_BACKLIGHT);
- nv_wr32(dev, NV40_PMC_BACKLIGHT,
+ nv_wr32(device, NV40_PMC_BACKLIGHT,
(val << 16) | (reg & ~NV40_PMC_BACKLIGHT_MASK));
return 0;
@@ -71,23 +70,22 @@ static const struct backlight_ops nv40_bl_ops = {
static int
nv40_backlight_init(struct drm_connector *connector)
{
- struct drm_device *dev = connector->dev;
- struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_drm *drm = nouveau_drm(connector->dev);
+ struct nouveau_device *device = nv_device(drm->device);
struct backlight_properties props;
struct backlight_device *bd;
- if (!(nv_rd32(dev, NV40_PMC_BACKLIGHT) & NV40_PMC_BACKLIGHT_MASK))
+ if (!(nv_rd32(device, NV40_PMC_BACKLIGHT) & NV40_PMC_BACKLIGHT_MASK))
return 0;
memset(&props, 0, sizeof(struct backlight_properties));
props.type = BACKLIGHT_RAW;
props.max_brightness = 31;
- bd = backlight_device_register("nv_backlight", &connector->kdev, dev,
+ bd = backlight_device_register("nv_backlight", connector->kdev, drm,
&nv40_bl_ops, &props);
if (IS_ERR(bd))
return PTR_ERR(bd);
-
- dev_priv->backlight = bd;
+ drm->backlight = bd;
bd->props.brightness = nv40_get_intensity(bd);
backlight_update_status(bd);
@@ -98,12 +96,13 @@ static int
nv50_get_intensity(struct backlight_device *bd)
{
struct nouveau_encoder *nv_encoder = bl_get_data(bd);
- struct drm_device *dev = nv_encoder->base.base.dev;
+ struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev);
+ struct nouveau_device *device = nv_device(drm->device);
int or = nv_encoder->or;
u32 div = 1025;
u32 val;
- val = nv_rd32(dev, NV50_PDISP_SOR_PWM_CTL(or));
+ val = nv_rd32(device, NV50_PDISP_SOR_PWM_CTL(or));
val &= NV50_PDISP_SOR_PWM_CTL_VAL;
return ((val * 100) + (div / 2)) / div;
}
@@ -112,13 +111,14 @@ static int
nv50_set_intensity(struct backlight_device *bd)
{
struct nouveau_encoder *nv_encoder = bl_get_data(bd);
- struct drm_device *dev = nv_encoder->base.base.dev;
+ struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev);
+ struct nouveau_device *device = nv_device(drm->device);
int or = nv_encoder->or;
u32 div = 1025;
u32 val = (bd->props.brightness * div) / 100;
- nv_wr32(dev, NV50_PDISP_SOR_PWM_CTL(or),
- NV50_PDISP_SOR_PWM_CTL_NEW | val);
+ nv_wr32(device, NV50_PDISP_SOR_PWM_CTL(or),
+ NV50_PDISP_SOR_PWM_CTL_NEW | val);
return 0;
}
@@ -132,12 +132,13 @@ static int
nva3_get_intensity(struct backlight_device *bd)
{
struct nouveau_encoder *nv_encoder = bl_get_data(bd);
- struct drm_device *dev = nv_encoder->base.base.dev;
+ struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev);
+ struct nouveau_device *device = nv_device(drm->device);
int or = nv_encoder->or;
u32 div, val;
- div = nv_rd32(dev, NV50_PDISP_SOR_PWM_DIV(or));
- val = nv_rd32(dev, NV50_PDISP_SOR_PWM_CTL(or));
+ div = nv_rd32(device, NV50_PDISP_SOR_PWM_DIV(or));
+ val = nv_rd32(device, NV50_PDISP_SOR_PWM_CTL(or));
val &= NVA3_PDISP_SOR_PWM_CTL_VAL;
if (div && div >= val)
return ((val * 100) + (div / 2)) / div;
@@ -149,16 +150,17 @@ static int
nva3_set_intensity(struct backlight_device *bd)
{
struct nouveau_encoder *nv_encoder = bl_get_data(bd);
- struct drm_device *dev = nv_encoder->base.base.dev;
+ struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev);
+ struct nouveau_device *device = nv_device(drm->device);
int or = nv_encoder->or;
u32 div, val;
- div = nv_rd32(dev, NV50_PDISP_SOR_PWM_DIV(or));
+ div = nv_rd32(device, NV50_PDISP_SOR_PWM_DIV(or));
val = (bd->props.brightness * div) / 100;
if (div) {
- nv_wr32(dev, NV50_PDISP_SOR_PWM_CTL(or), val |
- NV50_PDISP_SOR_PWM_CTL_NEW |
- NVA3_PDISP_SOR_PWM_CTL_UNK);
+ nv_wr32(device, NV50_PDISP_SOR_PWM_CTL(or), val |
+ NV50_PDISP_SOR_PWM_CTL_NEW |
+ NVA3_PDISP_SOR_PWM_CTL_UNK);
return 0;
}
@@ -174,26 +176,26 @@ static const struct backlight_ops nva3_bl_ops = {
static int
nv50_backlight_init(struct drm_connector *connector)
{
- struct drm_device *dev = connector->dev;
- struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_drm *drm = nouveau_drm(connector->dev);
+ struct nouveau_device *device = nv_device(drm->device);
struct nouveau_encoder *nv_encoder;
struct backlight_properties props;
struct backlight_device *bd;
const struct backlight_ops *ops;
- nv_encoder = find_encoder(connector, OUTPUT_LVDS);
+ nv_encoder = find_encoder(connector, DCB_OUTPUT_LVDS);
if (!nv_encoder) {
- nv_encoder = find_encoder(connector, OUTPUT_DP);
+ nv_encoder = find_encoder(connector, DCB_OUTPUT_DP);
if (!nv_encoder)
return -ENODEV;
}
- if (!nv_rd32(dev, NV50_PDISP_SOR_PWM_CTL(nv_encoder->or)))
+ if (!nv_rd32(device, NV50_PDISP_SOR_PWM_CTL(nv_encoder->or)))
return 0;
- if (dev_priv->chipset <= 0xa0 ||
- dev_priv->chipset == 0xaa ||
- dev_priv->chipset == 0xac)
+ if (device->chipset <= 0xa0 ||
+ device->chipset == 0xaa ||
+ device->chipset == 0xac)
ops = &nv50_bl_ops;
else
ops = &nva3_bl_ops;
@@ -201,12 +203,12 @@ nv50_backlight_init(struct drm_connector *connector)
memset(&props, 0, sizeof(struct backlight_properties));
props.type = BACKLIGHT_RAW;
props.max_brightness = 100;
- bd = backlight_device_register("nv_backlight", &connector->kdev,
+ bd = backlight_device_register("nv_backlight", connector->kdev,
nv_encoder, ops, &props);
if (IS_ERR(bd))
return PTR_ERR(bd);
- dev_priv->backlight = bd;
+ drm->backlight = bd;
bd->props.brightness = bd->ops->get_brightness(bd);
backlight_update_status(bd);
return 0;
@@ -215,26 +217,22 @@ nv50_backlight_init(struct drm_connector *connector)
int
nouveau_backlight_init(struct drm_device *dev)
{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_drm *drm = nouveau_drm(dev);
+ struct nouveau_device *device = nv_device(drm->device);
struct drm_connector *connector;
-#ifdef CONFIG_ACPI
- if (acpi_video_backlight_support()) {
- NV_INFO(dev, "ACPI backlight interface available, "
- "not registering our own\n");
- return 0;
- }
-#endif
-
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
if (connector->connector_type != DRM_MODE_CONNECTOR_LVDS &&
connector->connector_type != DRM_MODE_CONNECTOR_eDP)
continue;
- switch (dev_priv->card_type) {
+ switch (device->card_type) {
case NV_40:
return nv40_backlight_init(connector);
case NV_50:
+ case NV_C0:
+ case NV_D0:
+ case NV_E0:
return nv50_backlight_init(connector);
default:
break;
@@ -248,10 +246,10 @@ nouveau_backlight_init(struct drm_device *dev)
void
nouveau_backlight_exit(struct drm_device *dev)
{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_drm *drm = nouveau_drm(dev);
- if (dev_priv->backlight) {
- backlight_device_unregister(dev_priv->backlight);
- dev_priv->backlight = NULL;
+ if (drm->backlight) {
+ backlight_device_unregister(drm->backlight);
+ drm->backlight = NULL;
}
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 00:20:06 +0000