diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv17_tv.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv17_tv.h | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nv17_tv.h b/drivers/gpu/drm/nouveau/nv17_tv.h new file mode 100644 index 000000000000..c00977cedabd --- /dev/null +++ b/drivers/gpu/drm/nouveau/nv17_tv.h @@ -0,0 +1,156 @@ +/* + * 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 char *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 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) +{ + nv_wr32(dev, reg, val); +} + +static inline uint32_t nv_read_ptv(struct drm_device *dev, uint32_t reg) +{ + return nv_rd32(dev, 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 |