2 * Copyright (C) 2009 Francisco Jerez.
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
30 struct nv17_tv_state {
33 uint32_t hfilter[4][7];
34 uint32_t hfilter2[4][7];
35 uint32_t vfilter[4][7];
61 TV_NORM_HD480I = NUM_LD_TV_NORMS,
70 struct nv17_tv_encoder {
71 struct nouveau_encoder base;
73 struct nv17_tv_state state;
74 struct nv17_tv_state saved_state;
80 enum nv17_tv_norm tv_norm;
82 int select_subconnector;
85 #define to_tv_enc(x) container_of(nouveau_encoder(x), \
86 struct nv17_tv_encoder, base)
88 extern char *nv17_tv_norm_names[NUM_TV_NORMS];
90 extern struct nv17_tv_norm_params {
100 int vrefresh; /* mHz */
102 uint8_t tv_enc[0x40];
106 struct drm_display_mode mode;
108 uint32_t ctv_regs[38];
112 } nv17_tv_norms[NUM_TV_NORMS];
113 #define get_tv_norm(enc) (&nv17_tv_norms[to_tv_enc(enc)->tv_norm])
115 extern const struct drm_display_mode nv17_tv_modes[];
117 static inline int interpolate(int y0, int y1, int y2, int x)
119 return y1 + (x < 50 ? y1 - y0 : y2 - y1) * (x - 50) / 50;
122 void nv17_tv_state_save(struct drm_device *dev, struct nv17_tv_state *state);
123 void nv17_tv_state_load(struct drm_device *dev, struct nv17_tv_state *state);
124 void nv17_tv_update_properties(struct drm_encoder *encoder);
125 void nv17_tv_update_rescaler(struct drm_encoder *encoder);
126 void nv17_ctv_update_rescaler(struct drm_encoder *encoder);
128 /* TV hardware access functions */
130 static inline void nv_write_ptv(struct drm_device *dev, uint32_t reg,
133 struct nouveau_device *device = nouveau_dev(dev);
134 nv_wr32(device, reg, val);
137 static inline uint32_t nv_read_ptv(struct drm_device *dev, uint32_t reg)
139 struct nouveau_device *device = nouveau_dev(dev);
140 return nv_rd32(device, reg);
143 static inline void nv_write_tv_enc(struct drm_device *dev, uint8_t reg,
146 nv_write_ptv(dev, NV_PTV_TV_INDEX, reg);
147 nv_write_ptv(dev, NV_PTV_TV_DATA, val);
150 static inline uint8_t nv_read_tv_enc(struct drm_device *dev, uint8_t reg)
152 nv_write_ptv(dev, NV_PTV_TV_INDEX, reg);
153 return nv_read_ptv(dev, NV_PTV_TV_DATA);
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])