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drm/nouveau/backlight: remove dependence on nouveau_drv.h

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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2012-07-26 09:12:47 +10:00
parent 84058eb80e
commit 51a3d34256
6 changed files with 60 additions and 59 deletions
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5
drivers/gpu/drm/nouveau/Makefile
View File

@ -170,6 +170,7 @@ nouveau-y += nv50_fbcon.o nvc0_fbcon.o
# other random bits
nouveau-$(CONFIG_COMPAT) += nouveau_ioc32.o
nouveau-$(CONFIG_ACPI) += nouveau_acpi.o
nouveau-$(CONFIG_DRM_NOUVEAU_BACKLIGHT) += nouveau_backlight.o
##
## unported bits below
@ -201,8 +202,4 @@ nouveau-y += nouveau_pm.o nouveau_volt.o nouveau_perf.o nouveau_temp.o
nouveau-y += nv04_pm.o nv40_pm.o nv50_pm.o nva3_pm.o nvc0_pm.o
nouveau-y += nouveau_mem.o
# optional stuff
nouveau-$(CONFIG_DRM_NOUVEAU_BACKLIGHT) += nouveau_backlight.o
obj-$(CONFIG_DRM_NOUVEAU)+= nouveau.o

90
drivers/gpu/drm/nouveau/nouveau_backlight.c
View File

@ -33,18 +33,17 @@
#include <linux/backlight.h>
#include <linux/acpi.h>
#include "drmP.h"
#include "nouveau_drv.h"
#include <nouveau_drm.h>
#include "nouveau_drm.h"
#include "nouveau_reg.h"
#include "nouveau_encoder.h"
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 +51,12 @@ 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 +71,20 @@ 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_newpriv(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 +95,13 @@ 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_newpriv(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 +110,14 @@ 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_newpriv(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 +131,13 @@ 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_newpriv(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 +149,17 @@ 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_newpriv(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;
}
@ -174,8 +175,8 @@ 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_newpriv(connector->dev);
struct nouveau_device *device = nv_device(drm->device);
struct nouveau_encoder *nv_encoder;
struct backlight_properties props;
struct backlight_device *bd;
@ -188,12 +189,12 @@ nv50_backlight_init(struct drm_connector *connector)
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;
@ -206,7 +207,7 @@ nv50_backlight_init(struct drm_connector *connector)
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;
@ -215,12 +216,13 @@ 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_newpriv(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, "
NV_INFO(drm, "ACPI backlight interface available, "
"not registering our own\n");
return 0;
}
@ -231,7 +233,7 @@ nouveau_backlight_init(struct drm_device *dev)
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:
@ -248,10 +250,10 @@ 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_newpriv(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;
}
}

2
drivers/gpu/drm/nouveau/nouveau_drm.h
View File

@ -95,6 +95,8 @@ struct nouveau_drm {
struct nouveau_drm_tile reg[15];
spinlock_t lock;
} tile;
struct backlight_device *backlight;
};
static inline struct nouveau_drm *

10
drivers/gpu/drm/nouveau/nouveau_drv.h
View File

@ -308,9 +308,6 @@ struct drm_nouveau_private {
spinlock_t context_switch_lock;
struct nvbios vbios;
u8 *mxms;
struct backlight_device *backlight;
};
static inline struct drm_nouveau_private *
@ -544,4 +541,11 @@ nv_match_device(struct drm_device *dev, unsigned device,
dev->pdev->subsystem_device == sub_device;
}
static inline struct nv04_display *
nv04_display(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
return dev_priv->engine.display.priv;
}
#endif /* __NOUVEAU_DRV_H__ */

3
drivers/gpu/drm/nouveau/nouveau_encoder.h
View File

@ -27,8 +27,9 @@
#ifndef __NOUVEAU_ENCODER_H__
#define __NOUVEAU_ENCODER_H__
#include <subdev/bios/dcb.h>
#include "drm_encoder_slave.h"
#include "nouveau_drv.h"
#include "nv04_display.h"
#define NV_DPMS_CLEARED 0x80

9
drivers/gpu/drm/nouveau/nv04_display.h
View File

@ -1,6 +1,8 @@
#ifndef __NV04_DISPLAY_H__
#define __NV04_DISPLAY_H__
#include <subdev/bios/pll.h>
enum nv04_fp_display_regs {
FP_DISPLAY_END,
FP_TOTAL,
@ -78,13 +80,6 @@ struct nv04_display {
uint32_t dac_users[4];
};
static inline struct nv04_display *
nv04_display(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
return dev_priv->engine.display.priv;
}
/* nv04_display.c */
int nv04_display_early_init(struct drm_device *);
void nv04_display_late_takedown(struct drm_device *);