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
36 #include <linux/i2c.h>
37 #include <linux/i2c-id.h>
38 #include <linux/i2c-algo-bit.h>
39 #include "radeon_fixed.h"
43 #define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
44 #define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
45 #define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
46 #define to_radeon_framebuffer(x) container_of(x, struct radeon_framebuffer, base)
48 enum radeon_connector_type {
59 CONNECTOR_HDMI_TYPE_A,
60 CONNECTOR_HDMI_TYPE_B,
64 CONNECTOR_DISPLAY_PORT,
68 enum radeon_dvi_type {
74 enum radeon_rmx_type {
92 struct radeon_i2c_bus_rec {
94 uint32_t mask_clk_reg;
95 uint32_t mask_data_reg;
99 uint32_t put_data_reg;
100 uint32_t get_clk_reg;
101 uint32_t get_data_reg;
102 uint32_t mask_clk_mask;
103 uint32_t mask_data_mask;
104 uint32_t put_clk_mask;
105 uint32_t put_data_mask;
106 uint32_t get_clk_mask;
107 uint32_t get_data_mask;
109 uint32_t a_data_mask;
112 struct radeon_tmds_pll {
117 #define RADEON_MAX_BIOS_CONNECTOR 16
119 #define RADEON_PLL_USE_BIOS_DIVS (1 << 0)
120 #define RADEON_PLL_NO_ODD_POST_DIV (1 << 1)
121 #define RADEON_PLL_USE_REF_DIV (1 << 2)
122 #define RADEON_PLL_LEGACY (1 << 3)
123 #define RADEON_PLL_PREFER_LOW_REF_DIV (1 << 4)
124 #define RADEON_PLL_PREFER_HIGH_REF_DIV (1 << 5)
125 #define RADEON_PLL_PREFER_LOW_FB_DIV (1 << 6)
126 #define RADEON_PLL_PREFER_HIGH_FB_DIV (1 << 7)
127 #define RADEON_PLL_PREFER_LOW_POST_DIV (1 << 8)
128 #define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
129 #define RADEON_PLL_USE_FRAC_FB_DIV (1 << 10)
130 #define RADEON_PLL_PREFER_CLOSEST_LOWER (1 << 11)
133 uint16_t reference_freq;
134 uint16_t reference_div;
137 uint32_t pll_out_min;
138 uint32_t pll_out_max;
141 uint32_t min_ref_div;
142 uint32_t max_ref_div;
143 uint32_t min_post_div;
144 uint32_t max_post_div;
145 uint32_t min_feedback_div;
146 uint32_t max_feedback_div;
147 uint32_t min_frac_feedback_div;
148 uint32_t max_frac_feedback_div;
152 struct radeon_i2c_chan {
153 struct drm_device *dev;
154 struct i2c_adapter adapter;
155 struct i2c_algo_bit_data algo;
156 struct radeon_i2c_bus_rec rec;
159 /* mostly for macs, but really any system without connector tables */
160 enum radeon_connector_table {
164 CT_POWERBOOK_EXTERNAL,
165 CT_POWERBOOK_INTERNAL,
173 struct radeon_mode_info {
174 struct atom_context *atom_context;
175 enum radeon_connector_table connector_table;
176 bool mode_config_initialized;
177 struct radeon_crtc *crtcs[2];
180 struct radeon_native_mode {
182 uint32_t panel_xres, panel_yres;
183 uint32_t hoverplus, hsync_width;
185 uint32_t voverplus, vsync_width;
192 struct drm_crtc base;
194 u16 lut_r[256], lut_g[256], lut_b[256];
197 uint32_t crtc_offset;
198 struct drm_gem_object *cursor_bo;
199 uint64_t cursor_addr;
202 uint32_t legacy_display_base_addr;
203 uint32_t legacy_cursor_offset;
204 enum radeon_rmx_type rmx_type;
208 struct radeon_native_mode native_mode;
211 struct radeon_encoder_primary_dac {
212 /* legacy primary dac */
213 uint32_t ps2_pdac_adj;
216 struct radeon_encoder_lvds {
218 uint16_t panel_vcc_delay;
219 uint8_t panel_pwr_delay;
220 uint8_t panel_digon_delay;
221 uint8_t panel_blon_delay;
222 uint16_t panel_ref_divider;
223 uint8_t panel_post_divider;
224 uint16_t panel_fb_divider;
225 bool use_bios_dividers;
226 uint32_t lvds_gen_cntl;
228 struct radeon_native_mode native_mode;
231 struct radeon_encoder_tv_dac {
233 uint32_t ps2_tvdac_adj;
234 uint32_t ntsc_tvdac_adj;
235 uint32_t pal_tvdac_adj;
237 enum radeon_tv_std tv_std;
240 struct radeon_encoder_int_tmds {
241 /* legacy int tmds */
242 struct radeon_tmds_pll tmds_pll[4];
245 struct radeon_encoder_atom_dig {
251 uint16_t panel_pwr_delay;
253 struct radeon_native_mode native_mode;
256 struct radeon_encoder {
257 struct drm_encoder base;
261 uint32_t pixel_clock;
262 enum radeon_rmx_type rmx_type;
263 struct radeon_native_mode native_mode;
267 struct radeon_connector_atom_dig {
268 uint32_t igp_lane_info;
272 struct radeon_connector {
273 struct drm_connector base;
274 uint32_t connector_id;
276 struct radeon_i2c_chan *ddc_bus;
281 struct radeon_framebuffer {
282 struct drm_framebuffer base;
283 struct drm_gem_object *obj;
286 extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
287 struct radeon_i2c_bus_rec *rec,
289 extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
290 extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector);
291 extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
293 extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector);
295 extern void radeon_compute_pll(struct radeon_pll *pll,
297 uint32_t *dot_clock_p,
299 uint32_t *frac_fb_div_p,
301 uint32_t *post_div_p,
304 struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
305 struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
306 struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
307 struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
308 struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
309 extern void atombios_external_tmds_setup(struct drm_encoder *encoder, int action);
310 extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
312 extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
313 extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
314 struct drm_framebuffer *old_fb);
315 extern int atombios_crtc_mode_set(struct drm_crtc *crtc,
316 struct drm_display_mode *mode,
317 struct drm_display_mode *adjusted_mode,
319 struct drm_framebuffer *old_fb);
320 extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
322 extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
323 struct drm_framebuffer *old_fb);
324 extern void radeon_legacy_atom_set_surface(struct drm_crtc *crtc);
326 extern int radeon_crtc_cursor_set(struct drm_crtc *crtc,
327 struct drm_file *file_priv,
331 extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
334 extern bool radeon_atom_get_clock_info(struct drm_device *dev);
335 extern bool radeon_combios_get_clock_info(struct drm_device *dev);
336 extern struct radeon_encoder_atom_dig *
337 radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
338 extern struct radeon_encoder_int_tmds *
339 radeon_atombios_get_tmds_info(struct radeon_encoder *encoder);
340 extern struct radeon_encoder_primary_dac *
341 radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
342 extern struct radeon_encoder_tv_dac *
343 radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
344 extern struct radeon_encoder_lvds *
345 radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
346 extern struct radeon_encoder_int_tmds *
347 radeon_combios_get_tmds_info(struct radeon_encoder *encoder);
348 extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
349 extern struct radeon_encoder_tv_dac *
350 radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
351 extern struct radeon_encoder_primary_dac *
352 radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
353 extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
354 extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
355 extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
356 extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
358 radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
360 radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
362 radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
364 radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
365 extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
366 u16 blue, int regno);
367 struct drm_framebuffer *radeon_framebuffer_create(struct drm_device *dev,
368 struct drm_mode_fb_cmd *mode_cmd,
369 struct drm_gem_object *obj);
371 int radeonfb_probe(struct drm_device *dev);
373 int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
374 bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
375 bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev);
376 void radeon_atombios_init_crtc(struct drm_device *dev,
377 struct radeon_crtc *radeon_crtc);
378 void radeon_legacy_init_crtc(struct drm_device *dev,
379 struct radeon_crtc *radeon_crtc);
380 void radeon_i2c_do_lock(struct radeon_connector *radeon_connector, int lock_state);
382 void radeon_get_clock_info(struct drm_device *dev);
384 extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev);
385 extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev);
387 void radeon_rmx_mode_fixup(struct drm_encoder *encoder,
388 struct drm_display_mode *mode,
389 struct drm_display_mode *adjusted_mode);
390 void radeon_enc_destroy(struct drm_encoder *encoder);
391 void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
392 void radeon_combios_asic_init(struct drm_device *dev);
393 extern int radeon_static_clocks_init(struct drm_device *dev);
394 bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
395 struct drm_display_mode *mode,
396 struct drm_display_mode *adjusted_mode);
397 void atom_rv515_force_tv_scaler(struct radeon_device *rdev);