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;
123 struct radeon_bios_connector {
124 enum radeon_dac_type dac_type;
125 enum radeon_tmds_type tmds_type;
126 enum radeon_connector_type connector_type;
131 struct radeon_i2c_bus_rec ddc_i2c;
135 struct radeon_tmds_pll {
140 #define RADEON_MAX_BIOS_CONNECTOR 16
142 #define RADEON_PLL_USE_BIOS_DIVS (1 << 0)
143 #define RADEON_PLL_NO_ODD_POST_DIV (1 << 1)
144 #define RADEON_PLL_USE_REF_DIV (1 << 2)
145 #define RADEON_PLL_LEGACY (1 << 3)
146 #define RADEON_PLL_PREFER_LOW_REF_DIV (1 << 4)
147 #define RADEON_PLL_PREFER_HIGH_REF_DIV (1 << 5)
148 #define RADEON_PLL_PREFER_LOW_FB_DIV (1 << 6)
149 #define RADEON_PLL_PREFER_HIGH_FB_DIV (1 << 7)
150 #define RADEON_PLL_PREFER_LOW_POST_DIV (1 << 8)
151 #define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
154 uint16_t reference_freq;
155 uint16_t reference_div;
158 uint32_t pll_out_min;
159 uint32_t pll_out_max;
162 uint32_t min_ref_div;
163 uint32_t max_ref_div;
164 uint32_t min_post_div;
165 uint32_t max_post_div;
166 uint32_t min_feedback_div;
167 uint32_t max_feedback_div;
171 struct radeon_i2c_chan {
172 struct drm_device *dev;
173 struct i2c_adapter adapter;
174 struct i2c_algo_bit_data algo;
175 struct radeon_i2c_bus_rec rec;
178 struct radeon_mode_info {
179 struct atom_context *atom_context;
180 struct radeon_bios_connector bios_connector[RADEON_MAX_BIOS_CONNECTOR];
181 struct radeon_pll p1pll;
182 struct radeon_pll p2pll;
183 struct radeon_pll spll;
184 struct radeon_pll mpll;
190 struct drm_crtc base;
192 u8 lut_r[256], lut_g[256], lut_b[256];
195 uint32_t crtc_offset;
196 struct radeon_framebuffer *fbdev_fb;
197 struct drm_mode_set mode_set;
200 #define RADEON_USE_RMX 1
202 struct radeon_encoder {
203 struct drm_encoder base;
204 uint32_t encoder_mode;
206 enum radeon_rmx_type rmx_type;
208 enum radeon_dac_type dac;
209 enum radeon_tmds_type tmds;
211 int atom_device; /* atom devices */
214 uint32_t panel_xres, panel_yres;
215 uint32_t hoverplus, hsync_width;
217 uint32_t voverplus, vsync_width;
222 uint16_t panel_vcc_delay;
223 uint16_t panel_pwr_delay;
224 uint16_t panel_digon_delay;
225 uint16_t panel_blon_delay;
226 uint32_t panel_ref_divider;
227 uint32_t panel_post_divider;
228 uint32_t panel_fb_divider;
229 bool use_bios_dividers;
230 uint32_t lvds_gen_cntl;
236 /* legacy primary dac */
237 uint32_t ps2_pdac_adj;
240 uint32_t ps2_tvdac_adj;
241 uint32_t ntsc_tvdac_adj;
242 uint32_t pal_tvdac_adj;
243 enum radeon_tv_std tv_std;
245 /* legacy int tmds */
246 struct radeon_tmds_pll tmds_pll[4];
249 struct radeon_connector {
250 struct drm_connector base;
251 struct radeon_i2c_chan *ddc_bus;
255 struct radeon_framebuffer {
256 struct drm_framebuffer base;
257 struct drm_bo_kmap_obj kmap_obj;
260 extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
261 struct radeon_i2c_bus_rec *rec,
263 extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
264 extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector);
265 extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
266 extern struct drm_connector *radeon_connector_add(struct drm_device *dev, int bios_index);
268 extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector);
270 extern void radeon_compute_pll(struct radeon_pll *pll,
272 uint32_t *dot_clock_p,
275 uint32_t *post_div_p,
278 struct drm_encoder *radeon_encoder_lvtma_add(struct drm_device *dev, int bios_index);
279 struct drm_encoder *radeon_encoder_atom_dac_add(struct drm_device *dev, int bios_index, int dac_id, int with_tv);
280 struct drm_encoder *radeon_encoder_atom_tmds_add(struct drm_device *dev, int bios_index, int tmds_type);
281 struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
282 struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
283 struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
284 struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
285 struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
286 extern void atombios_ext_tmds_setup(struct drm_encoder *encoder,
287 struct drm_display_mode *mode);
289 extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
290 extern void atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y);
291 extern void atombios_crtc_mode_set(struct drm_crtc *crtc,
292 struct drm_display_mode *mode,
293 struct drm_display_mode *adjusted_mode,
295 extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
297 extern void radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y);
298 extern void radeon_legacy_atom_set_surface(struct drm_crtc *crtc);
300 extern int radeon_crtc_cursor_set(struct drm_crtc *crtc,
301 struct drm_file *file_priv,
305 extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
308 extern bool radeon_atom_get_clock_info(struct drm_device *dev);
309 extern bool radeon_combios_get_clock_info(struct drm_device *dev);
310 extern void radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
311 extern void radeon_atombios_get_tmds_info(struct radeon_encoder *encoder);
312 extern bool radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
313 extern bool radeon_combios_get_tmds_info(struct radeon_encoder *encoder);
314 extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
315 extern bool radeon_combios_get_tv_info(struct radeon_encoder *encoder);
316 extern bool radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
317 extern bool radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
318 extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
319 extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
320 extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
321 extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
322 extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
323 u16 blue, int regno);
324 struct drm_framebuffer *radeon_framebuffer_create(struct drm_device *dev,
325 struct drm_mode_fb_cmd *mode_cmd,
328 int radeonfb_probe(struct drm_device *dev);
330 int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
331 bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
332 void radeon_atombios_init_crtc(struct drm_device *dev,
333 struct radeon_crtc *radeon_crtc);
334 void radeon_legacy_init_crtc(struct drm_device *dev,
335 struct radeon_crtc *radeon_crtc);
336 void radeon_i2c_do_lock(struct radeon_connector *radeon_connector, int lock_state);
338 void radeon_atom_static_pwrmgt_setup(struct drm_device *dev, int enable);
339 void radeon_atom_dyn_clk_setup(struct drm_device *dev, int enable);
340 void radeon_combios_dyn_clk_setup(struct drm_device *dev, int enable);
341 void radeon_get_clock_info(struct drm_device *dev);
342 extern bool radeon_get_atom_connector_info_from_bios_connector_table(struct drm_device *dev);
344 void radeon_rmx_mode_fixup(struct drm_encoder *encoder,
345 struct drm_display_mode *mode,
346 struct drm_display_mode *adjusted_mode);
347 void radeon_enc_destroy(struct drm_encoder *encoder);
348 void radeon_emit_copy_blit(struct drm_device * dev,
352 void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
353 void radeon_combios_asic_init(struct drm_device *dev);
354 extern int radeon_static_clocks_init(struct drm_device *dev);