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1/*2 * Copyright (C) 2009 Francisco Jerez.3 * All Rights Reserved.4 *5 * Permission is hereby granted, free of charge, to any person obtaining6 * a copy of this software and associated documentation files (the7 * "Software"), to deal in the Software without restriction, including8 * without limitation the rights to use, copy, modify, merge, publish,9 * distribute, sublicense, and/or sell copies of the Software, and to10 * permit persons to whom the Software is furnished to do so, subject to11 * the following conditions:12 *13 * The above copyright notice and this permission notice (including the14 * next paragraph) shall be included in all copies or substantial15 * portions of the Software.16 *17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.24 *25 */26 27#ifndef __NV17_TV_H__28#define __NV17_TV_H__29 30struct nv17_tv_state {31 uint8_t tv_enc[0x40];32 33 uint32_t hfilter[4][7];34 uint32_t hfilter2[4][7];35 uint32_t vfilter[4][7];36 37 uint32_t ptv_200;38 uint32_t ptv_204;39 uint32_t ptv_208;40 uint32_t ptv_20c;41 uint32_t ptv_304;42 uint32_t ptv_500;43 uint32_t ptv_504;44 uint32_t ptv_508;45 uint32_t ptv_600;46 uint32_t ptv_604;47 uint32_t ptv_608;48 uint32_t ptv_60c;49 uint32_t ptv_610;50 uint32_t ptv_614;51};52 53enum nv17_tv_norm{54 TV_NORM_PAL,55 TV_NORM_PAL_M,56 TV_NORM_PAL_N,57 TV_NORM_PAL_NC,58 TV_NORM_NTSC_M,59 TV_NORM_NTSC_J,60 NUM_LD_TV_NORMS,61 TV_NORM_HD480I = NUM_LD_TV_NORMS,62 TV_NORM_HD480P,63 TV_NORM_HD576I,64 TV_NORM_HD576P,65 TV_NORM_HD720P,66 TV_NORM_HD1080I,67 NUM_TV_NORMS68};69 70struct nv17_tv_encoder {71 struct nouveau_encoder base;72 73 struct nv17_tv_state state;74 struct nv17_tv_state saved_state;75 76 int overscan;77 int flicker;78 int saturation;79 int hue;80 enum nv17_tv_norm tv_norm;81 int subconnector;82 int select_subconnector;83 uint32_t pin_mask;84};85#define to_tv_enc(x) container_of(nouveau_encoder(x), \86 struct nv17_tv_encoder, base)87 88extern const char * const nv17_tv_norm_names[NUM_TV_NORMS];89 90extern struct nv17_tv_norm_params {91 enum {92 TV_ENC_MODE,93 CTV_ENC_MODE,94 } kind;95 96 union {97 struct {98 int hdisplay;99 int vdisplay;100 int vrefresh; /* mHz */101 102 uint8_t tv_enc[0x40];103 } tv_enc_mode;104 105 struct {106 struct drm_display_mode mode;107 108 uint32_t ctv_regs[38];109 } ctv_enc_mode;110 };111 112} nv17_tv_norms[NUM_TV_NORMS];113#define get_tv_norm(enc) (&nv17_tv_norms[to_tv_enc(enc)->tv_norm])114 115extern const struct drm_display_mode nv17_tv_modes[];116 117static inline int interpolate(int y0, int y1, int y2, int x)118{119 return y1 + (x < 50 ? y1 - y0 : y2 - y1) * (x - 50) / 50;120}121 122void nv17_tv_state_save(struct drm_device *dev, struct nv17_tv_state *state);123void nv17_tv_state_load(struct drm_device *dev, struct nv17_tv_state *state);124void nv17_tv_update_properties(struct drm_encoder *encoder);125void nv17_tv_update_rescaler(struct drm_encoder *encoder);126void nv17_ctv_update_rescaler(struct drm_encoder *encoder);127 128/* TV hardware access functions */129 130static inline void nv_write_ptv(struct drm_device *dev, uint32_t reg,131 uint32_t val)132{133 struct nvif_device *device = &nouveau_drm(dev)->client.device;134 nvif_wr32(&device->object, reg, val);135}136 137static inline uint32_t nv_read_ptv(struct drm_device *dev, uint32_t reg)138{139 struct nvif_device *device = &nouveau_drm(dev)->client.device;140 return nvif_rd32(&device->object, reg);141}142 143static inline void nv_write_tv_enc(struct drm_device *dev, uint8_t reg,144 uint8_t val)145{146 nv_write_ptv(dev, NV_PTV_TV_INDEX, reg);147 nv_write_ptv(dev, NV_PTV_TV_DATA, val);148}149 150static inline uint8_t nv_read_tv_enc(struct drm_device *dev, uint8_t reg)151{152 nv_write_ptv(dev, NV_PTV_TV_INDEX, reg);153 return nv_read_ptv(dev, NV_PTV_TV_DATA);154}155 156#define nv_load_ptv(dev, state, reg) \157 nv_write_ptv(dev, NV_PTV_OFFSET + 0x##reg, state->ptv_##reg)158#define nv_save_ptv(dev, state, reg) \159 state->ptv_##reg = nv_read_ptv(dev, NV_PTV_OFFSET + 0x##reg)160#define nv_load_tv_enc(dev, state, reg) \161 nv_write_tv_enc(dev, 0x##reg, state->tv_enc[0x##reg])162 163#endif164