/*
* Copyright (C) 2009 Francisco Jerez.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef __NV17_TV_H__
#define __NV17_TV_H__
struct nv17_tv_state {
uint8_t tv_enc[0x40];
uint32_t hfilter[4][7];
uint32_t hfilter2[4][7];
uint32_t vfilter[4][7];
uint32_t ptv_200;
uint32_t ptv_204;
uint32_t ptv_208;
uint32_t ptv_20c;
uint32_t ptv_304;
uint32_t ptv_500;
uint32_t ptv_504;
uint32_t ptv_508;
uint32_t ptv_600;
uint32_t ptv_604;
uint32_t ptv_608;
uint32_t ptv_60c;
uint32_t ptv_610;
uint32_t ptv_614;
};
enum nv17_tv_norm{
TV_NORM_PAL,
TV_NORM_PAL_M,
TV_NORM_PAL_N,
TV_NORM_PAL_NC,
TV_NORM_NTSC_M,
TV_NORM_NTSC_J,
NUM_LD_TV_NORMS,
TV_NORM_HD480I = NUM_LD_TV_NORMS,
TV_NORM_HD480P,
TV_NORM_HD576I,
TV_NORM_HD576P,
TV_NORM_HD720P,
TV_NORM_HD1080I,
NUM_TV_NORMS
};
struct nv17_tv_encoder {
struct nouveau_encoder base;
struct nv17_tv_state state;
struct nv17_tv_state saved_state;
int overscan;
int flicker;
int saturation;
int hue;
enum nv17_tv_norm tv_norm;
int subconnector;
int select_subconnector;
uint32_t pin_mask;
};
#define to_tv_enc(x) container_of(nouveau_encoder(x), \
struct nv17_tv_encoder, base)
extern const char * const nv17_tv_norm_names[NUM_TV_NORMS];
extern struct nv17_tv_norm_params {
enum {
TV_ENC_MODE,
CTV_ENC_MODE,
} kind;
union {
struct {
int hdisplay;
int vdisplay;
int vrefresh; /* mHz */
uint8_t tv_enc[0x40];
} tv_enc_mode;
struct {
struct drm_display_mode mode;
uint32_t ctv_regs[38];
} ctv_enc_mode;
};
} nv17_tv_norms[NUM_TV_NORMS];
#define get_tv_norm(enc) (&nv17_tv_norms[to_tv_enc(enc)->tv_norm])
extern const struct drm_display_mode nv17_tv_modes[];
static inline int interpolate(int y0, int y1, int y2, int x)
{
return y1 + (x < 50 ? y1 - y0 : y2 - y1) * (x - 50) / 50;
}
void nv17_tv_state_save(struct drm_device *dev, struct nv17_tv_state *state);
void nv17_tv_state_load(struct drm_device *dev, struct nv17_tv_state *state);
void nv17_tv_update_properties(struct drm_encoder *encoder);
void nv17_tv_update_rescaler(struct drm_encoder *encoder);
void nv17_ctv_update_rescaler(struct drm_encoder *encoder);
/* TV hardware access functions */
static inline void nv_write_ptv(struct drm_device *dev, uint32_t reg,
uint32_t val)
{
struct nvif_device *device = &nouveau_drm(dev)->client.device;
nvif_wr32(&device->object, reg, val);
}
static inline uint32_t nv_read_ptv(struct drm_device *dev, uint32_t reg)
{
struct nvif_device *device = &nouveau_drm(dev)->client.device;
return nvif_rd32(&device->object, reg);
}
static inline void nv_write_tv_enc(struct drm_device *dev, uint8_t reg,
uint8_t val)
{
nv_write_ptv(dev, NV_PTV_TV_INDEX, reg);
nv_write_ptv(dev, NV_PTV_TV_DATA, val);
}
static inline uint8_t nv_read_tv_enc(struct drm_device *dev, uint8_t reg)
{
nv_write_ptv(dev, NV_PTV_TV_INDEX, reg);
return nv_read_ptv(dev, NV_PTV_TV_DATA);
}
#define nv_load_ptv(dev, state, reg) \
nv_write_ptv(dev, NV_PTV_OFFSET + 0x##reg, state->ptv_##reg)
#define nv_save_ptv(dev, state, reg) \
state->ptv_##reg = nv_read_ptv(dev, NV_PTV_OFFSET + 0x##reg)
#define nv_load_tv_enc(dev, state, reg) \
nv_write_tv_enc(dev, 0x##reg, state->tv_enc[0x##reg])
#endif
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