2 * Copyright 2000 ATI Technologies Inc., Markham, Ontario, and
3 * VA Linux Systems Inc., Fremont, California.
4 * Copyright 2008 Red Hat Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
25 * Kevin E. Martin, Rickard E. Faith, Alan Hourihane
27 * Kernel port Author: Dave Airlie
33 #include <linux/i2c.h>
34 #include <linux/i2c-id.h>
35 #include <linux/i2c-algo-bit.h>
37 #define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
38 #define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
39 #define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
40 #define to_radeon_framebuffer(x) container_of(x, struct radeon_framebuffer, base)
42 enum radeon_connector_type {
53 CONNECTOR_HDMI_TYPE_A,
54 CONNECTOR_HDMI_TYPE_B,
58 CONNECTOR_DISPLAY_PORT,
62 enum radeon_dac_type {
69 enum radeon_tmds_type {
78 enum radeon_dvi_type {
84 enum radeon_rmx_type {
101 struct radeon_i2c_bus_rec {
103 uint32_t mask_clk_reg;
104 uint32_t mask_data_reg;
107 uint32_t put_clk_reg;
108 uint32_t put_data_reg;
109 uint32_t get_clk_reg;
110 uint32_t get_data_reg;
111 uint32_t mask_clk_mask;
112 uint32_t mask_data_mask;
113 uint32_t put_clk_mask;
114 uint32_t put_data_mask;
115 uint32_t get_clk_mask;
116 uint32_t get_data_mask;
118 uint32_t a_data_mask;
121 struct radeon_bios_connector {
122 enum radeon_dac_type dac_type;
123 enum radeon_tmds_type tmds_type;
124 enum radeon_connector_type connector_type;
129 struct radeon_i2c_bus_rec ddc_i2c;
133 struct radeon_tmds_pll {
138 #define RADEON_MAX_BIOS_CONNECTOR 16
140 #define RADEON_PLL_USE_BIOS_DIVS (1 << 0)
141 #define RADEON_PLL_NO_ODD_POST_DIV (1 << 1)
142 #define RADEON_PLL_USE_REF_DIV (1 << 2)
143 #define RADEON_PLL_LEGACY (1 << 3)
144 #define RADEON_PLL_PREFER_LOW_REF_DIV (1 << 4)
145 #define RADEON_PLL_PREFER_HIGH_REF_DIV (1 << 5)
146 #define RADEON_PLL_PREFER_LOW_FB_DIV (1 << 6)
147 #define RADEON_PLL_PREFER_HIGH_FB_DIV (1 << 7)
148 #define RADEON_PLL_PREFER_LOW_POST_DIV (1 << 8)
149 #define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
152 uint16_t reference_freq;
153 uint16_t reference_div;
156 uint32_t pll_out_min;
157 uint32_t pll_out_max;
160 uint32_t min_ref_div;
161 uint32_t max_ref_div;
162 uint32_t min_post_div;
163 uint32_t max_post_div;
164 uint32_t min_feedback_div;
165 uint32_t max_feedback_div;
169 struct radeon_i2c_chan {
170 struct drm_device *dev;
171 struct i2c_adapter adapter;
172 struct i2c_algo_bit_data algo;
173 struct radeon_i2c_bus_rec rec;
176 struct radeon_mode_info {
177 struct atom_context *atom_context;
178 struct radeon_bios_connector bios_connector[RADEON_MAX_BIOS_CONNECTOR];
179 struct radeon_pll p1pll;
180 struct radeon_pll p2pll;
181 struct radeon_pll spll;
182 struct radeon_pll mpll;
188 struct drm_crtc base;
190 u8 lut_r[256], lut_g[256], lut_b[256];
193 uint32_t crtc_offset;
194 struct radeon_framebuffer *fbdev_fb;
195 struct drm_mode_set mode_set;
198 #define RADEON_USE_RMX 1
200 struct radeon_encoder {
201 struct drm_encoder base;
202 uint32_t encoder_mode;
204 enum radeon_rmx_type rmx_type;
206 enum radeon_dac_type dac;
207 enum radeon_tmds_type tmds;
209 int atom_device; /* atom devices */
212 uint32_t panel_xres, panel_yres;
213 uint32_t hoverplus, hsync_width;
215 uint32_t voverplus, vsync_width;
220 uint16_t panel_vcc_delay;
221 uint16_t panel_pwr_delay;
222 uint16_t panel_digon_delay;
223 uint16_t panel_blon_delay;
224 uint32_t panel_ref_divider;
225 uint32_t panel_post_divider;
226 uint32_t panel_fb_divider;
227 bool use_bios_dividers;
228 uint32_t lvds_gen_cntl;
230 /* legacy primary dac */
231 uint32_t ps2_pdac_adj;
234 uint32_t ps2_tvdac_adj;
235 uint32_t ntsc_tvdac_adj;
236 uint32_t pal_tvdac_adj;
237 enum radeon_tv_std tv_std;
239 /* legacy int tmds */
240 struct radeon_tmds_pll tmds_pll[4];
243 struct radeon_connector {
244 struct drm_connector base;
245 struct radeon_i2c_chan *ddc_bus;
249 struct radeon_framebuffer {
250 struct drm_framebuffer base;
251 struct drm_bo_kmap_obj kmap_obj;
254 extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
255 struct radeon_i2c_bus_rec *rec,
257 extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
258 extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector);
259 extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
260 extern struct drm_connector *radeon_connector_add(struct drm_device *dev, int bios_index);
262 extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector);
264 extern void radeon_compute_pll(struct radeon_pll *pll,
266 uint32_t *dot_clock_p,
269 uint32_t *post_div_p,
272 struct drm_encoder *radeon_encoder_lvtma_add(struct drm_device *dev, int bios_index);
273 struct drm_encoder *radeon_encoder_atom_dac_add(struct drm_device *dev, int bios_index, int dac_id, int with_tv);
274 struct drm_encoder *radeon_encoder_atom_tmds_add(struct drm_device *dev, int bios_index, int tmds_type);
275 struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
276 struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
277 struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
278 struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
279 struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
281 extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
282 extern void atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y);
283 extern void atombios_crtc_mode_set(struct drm_crtc *crtc,
284 struct drm_display_mode *mode,
285 struct drm_display_mode *adjusted_mode,
287 extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
289 extern void radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y);
291 extern int radeon_crtc_cursor_set(struct drm_crtc *crtc,
292 struct drm_file *file_priv,
296 extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
299 extern bool radeon_atom_get_clock_info(struct drm_device *dev);
300 extern bool radeon_combios_get_clock_info(struct drm_device *dev);
301 extern void radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
302 extern void radeon_atombios_get_tmds_info(struct radeon_encoder *encoder);
303 extern bool radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
304 extern bool radeon_combios_get_tmds_info(struct radeon_encoder *encoder);
305 extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
306 extern bool radeon_combios_get_tv_info(struct radeon_encoder *encoder);
307 extern bool radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
308 extern bool radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
309 extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
310 extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
311 extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
312 extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
313 extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
314 u16 blue, int regno);
315 struct drm_framebuffer *radeon_framebuffer_create(struct drm_device *dev,
316 struct drm_mode_fb_cmd *mode_cmd,
319 int radeonfb_probe(struct drm_device *dev);
321 int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
322 bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
323 void radeon_atombios_init_crtc(struct drm_device *dev,
324 struct radeon_crtc *radeon_crtc);
325 void radeon_legacy_init_crtc(struct drm_device *dev,
326 struct radeon_crtc *radeon_crtc);
327 void radeon_i2c_do_lock(struct radeon_connector *radeon_connector, int lock_state);
329 void radeon_atom_static_pwrmgt_setup(struct drm_device *dev, int enable);
330 void radeon_atom_dyn_clk_setup(struct drm_device *dev, int enable);
331 void radeon_combios_dyn_clk_setup(struct drm_device *dev, int enable);
332 void radeon_get_clock_info(struct drm_device *dev);
333 extern bool radeon_get_atom_connector_info_from_bios_connector_table(struct drm_device *dev);
335 void radeon_rmx_mode_fixup(struct drm_encoder *encoder,
336 struct drm_display_mode *mode,
337 struct drm_display_mode *adjusted_mode);
338 void radeon_enc_destroy(struct drm_encoder *encoder);
339 void radeon_emit_copy_blit(struct drm_device * dev,
343 void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
344 void radeon_combios_asic_init(struct drm_device *dev);
345 extern int radeon_static_clocks_init(struct drm_device *dev);