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>
40 #define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
41 #define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
42 #define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
43 #define to_radeon_framebuffer(x) container_of(x, struct radeon_framebuffer, base)
45 enum radeon_connector_type
{
56 CONNECTOR_HDMI_TYPE_A
,
57 CONNECTOR_HDMI_TYPE_B
,
61 CONNECTOR_DISPLAY_PORT
,
65 enum radeon_dvi_type
{
71 enum radeon_rmx_type
{
89 struct radeon_i2c_bus_rec
{
91 uint32_t mask_clk_reg
;
92 uint32_t mask_data_reg
;
96 uint32_t put_data_reg
;
98 uint32_t get_data_reg
;
99 uint32_t mask_clk_mask
;
100 uint32_t mask_data_mask
;
101 uint32_t put_clk_mask
;
102 uint32_t put_data_mask
;
103 uint32_t get_clk_mask
;
104 uint32_t get_data_mask
;
106 uint32_t a_data_mask
;
109 struct radeon_tmds_pll
{
114 #define RADEON_MAX_BIOS_CONNECTOR 16
116 #define RADEON_PLL_USE_BIOS_DIVS (1 << 0)
117 #define RADEON_PLL_NO_ODD_POST_DIV (1 << 1)
118 #define RADEON_PLL_USE_REF_DIV (1 << 2)
119 #define RADEON_PLL_LEGACY (1 << 3)
120 #define RADEON_PLL_PREFER_LOW_REF_DIV (1 << 4)
121 #define RADEON_PLL_PREFER_HIGH_REF_DIV (1 << 5)
122 #define RADEON_PLL_PREFER_LOW_FB_DIV (1 << 6)
123 #define RADEON_PLL_PREFER_HIGH_FB_DIV (1 << 7)
124 #define RADEON_PLL_PREFER_LOW_POST_DIV (1 << 8)
125 #define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
126 #define RADEON_PLL_USE_FRAC_FB_DIV (1 << 10)
129 uint16_t reference_freq
;
130 uint16_t reference_div
;
133 uint32_t pll_out_min
;
134 uint32_t pll_out_max
;
137 uint32_t min_ref_div
;
138 uint32_t max_ref_div
;
139 uint32_t min_post_div
;
140 uint32_t max_post_div
;
141 uint32_t min_feedback_div
;
142 uint32_t max_feedback_div
;
143 uint32_t min_frac_feedback_div
;
144 uint32_t max_frac_feedback_div
;
148 struct radeon_i2c_chan
{
149 struct drm_device
*dev
;
150 struct i2c_adapter adapter
;
151 struct i2c_algo_bit_data algo
;
152 struct radeon_i2c_bus_rec rec
;
155 /* mostly for macs, but really any system without connector tables */
156 enum radeon_connector_table
{
160 CT_POWERBOOK_EXTERNAL
,
161 CT_POWERBOOK_INTERNAL
,
169 struct radeon_mode_info
{
170 struct atom_context
*atom_context
;
171 enum radeon_connector_table connector_table
;
172 bool mode_config_initialized
;
176 struct drm_crtc base
;
178 u16 lut_r
[256], lut_g
[256], lut_b
[256];
181 uint32_t crtc_offset
;
182 struct radeon_framebuffer
*fbdev_fb
;
183 struct drm_mode_set mode_set
;
184 struct drm_gem_object
*cursor_bo
;
185 uint64_t cursor_addr
;
190 #define RADEON_USE_RMX 1
192 struct radeon_native_mode
{
194 uint32_t panel_xres
, panel_yres
;
195 uint32_t hoverplus
, hsync_width
;
197 uint32_t voverplus
, vsync_width
;
203 struct radeon_encoder_primary_dac
{
204 /* legacy primary dac */
205 uint32_t ps2_pdac_adj
;
208 struct radeon_encoder_lvds
{
210 uint16_t panel_vcc_delay
;
211 uint8_t panel_pwr_delay
;
212 uint8_t panel_digon_delay
;
213 uint8_t panel_blon_delay
;
214 uint16_t panel_ref_divider
;
215 uint8_t panel_post_divider
;
216 uint16_t panel_fb_divider
;
217 bool use_bios_dividers
;
218 uint32_t lvds_gen_cntl
;
220 struct radeon_native_mode native_mode
;
223 struct radeon_encoder_tv_dac
{
225 uint32_t ps2_tvdac_adj
;
226 uint32_t ntsc_tvdac_adj
;
227 uint32_t pal_tvdac_adj
;
229 enum radeon_tv_std tv_std
;
232 struct radeon_encoder_int_tmds
{
233 /* legacy int tmds */
234 struct radeon_tmds_pll tmds_pll
[4];
237 struct radeon_encoder_atom_dig
{
243 uint16_t panel_pwr_delay
;
245 struct radeon_native_mode native_mode
;
248 struct radeon_encoder
{
249 struct drm_encoder base
;
253 uint32_t pixel_clock
;
254 enum radeon_rmx_type rmx_type
;
255 struct radeon_native_mode native_mode
;
259 struct radeon_connector_atom_dig
{
260 uint32_t igp_lane_info
;
264 struct radeon_connector
{
265 struct drm_connector base
;
266 uint32_t connector_id
;
268 struct radeon_i2c_chan
*ddc_bus
;
273 struct radeon_framebuffer
{
274 struct drm_framebuffer base
;
275 struct drm_gem_object
*obj
;
278 extern struct radeon_i2c_chan
*radeon_i2c_create(struct drm_device
*dev
,
279 struct radeon_i2c_bus_rec
*rec
,
281 extern void radeon_i2c_destroy(struct radeon_i2c_chan
*i2c
);
282 extern bool radeon_ddc_probe(struct radeon_connector
*radeon_connector
);
283 extern int radeon_ddc_get_modes(struct radeon_connector
*radeon_connector
);
285 extern struct drm_encoder
*radeon_best_encoder(struct drm_connector
*connector
);
287 extern void radeon_compute_pll(struct radeon_pll
*pll
,
289 uint32_t *dot_clock_p
,
291 uint32_t *frac_fb_div_p
,
293 uint32_t *post_div_p
,
296 struct drm_encoder
*radeon_encoder_legacy_lvds_add(struct drm_device
*dev
, int bios_index
);
297 struct drm_encoder
*radeon_encoder_legacy_primary_dac_add(struct drm_device
*dev
, int bios_index
, int with_tv
);
298 struct drm_encoder
*radeon_encoder_legacy_tv_dac_add(struct drm_device
*dev
, int bios_index
, int with_tv
);
299 struct drm_encoder
*radeon_encoder_legacy_tmds_int_add(struct drm_device
*dev
, int bios_index
);
300 struct drm_encoder
*radeon_encoder_legacy_tmds_ext_add(struct drm_device
*dev
, int bios_index
);
301 extern void atombios_external_tmds_setup(struct drm_encoder
*encoder
, int action
);
302 extern int atombios_get_encoder_mode(struct drm_encoder
*encoder
);
304 extern void radeon_crtc_load_lut(struct drm_crtc
*crtc
);
305 extern int atombios_crtc_set_base(struct drm_crtc
*crtc
, int x
, int y
,
306 struct drm_framebuffer
*old_fb
);
307 extern int atombios_crtc_mode_set(struct drm_crtc
*crtc
,
308 struct drm_display_mode
*mode
,
309 struct drm_display_mode
*adjusted_mode
,
311 struct drm_framebuffer
*old_fb
);
312 extern void atombios_crtc_dpms(struct drm_crtc
*crtc
, int mode
);
314 extern int radeon_crtc_set_base(struct drm_crtc
*crtc
, int x
, int y
,
315 struct drm_framebuffer
*old_fb
);
316 extern void radeon_legacy_atom_set_surface(struct drm_crtc
*crtc
);
318 extern int radeon_crtc_cursor_set(struct drm_crtc
*crtc
,
319 struct drm_file
*file_priv
,
323 extern int radeon_crtc_cursor_move(struct drm_crtc
*crtc
,
326 extern bool radeon_atom_get_clock_info(struct drm_device
*dev
);
327 extern bool radeon_combios_get_clock_info(struct drm_device
*dev
);
328 extern struct radeon_encoder_atom_dig
*
329 radeon_atombios_get_lvds_info(struct radeon_encoder
*encoder
);
330 extern struct radeon_encoder_int_tmds
*
331 radeon_atombios_get_tmds_info(struct radeon_encoder
*encoder
);
332 extern struct radeon_encoder_primary_dac
*
333 radeon_atombios_get_primary_dac_info(struct radeon_encoder
*encoder
);
334 extern struct radeon_encoder_tv_dac
*
335 radeon_atombios_get_tv_dac_info(struct radeon_encoder
*encoder
);
336 extern struct radeon_encoder_lvds
*
337 radeon_combios_get_lvds_info(struct radeon_encoder
*encoder
);
338 extern struct radeon_encoder_int_tmds
*
339 radeon_combios_get_tmds_info(struct radeon_encoder
*encoder
);
340 extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder
*encoder
);
341 extern struct radeon_encoder_tv_dac
*
342 radeon_combios_get_tv_dac_info(struct radeon_encoder
*encoder
);
343 extern struct radeon_encoder_primary_dac
*
344 radeon_combios_get_primary_dac_info(struct radeon_encoder
*encoder
);
345 extern void radeon_combios_output_lock(struct drm_encoder
*encoder
, bool lock
);
346 extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device
*dev
);
347 extern void radeon_atom_output_lock(struct drm_encoder
*encoder
, bool lock
);
348 extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device
*dev
);
350 radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder
*encoder
, int crtc
);
352 radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder
*encoder
, bool on
);
354 radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder
*encoder
, int crtc
);
356 radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder
*encoder
, bool on
);
357 extern void radeon_crtc_fb_gamma_set(struct drm_crtc
*crtc
, u16 red
, u16 green
,
358 u16 blue
, int regno
);
359 struct drm_framebuffer
*radeon_framebuffer_create(struct drm_device
*dev
,
360 struct drm_mode_fb_cmd
*mode_cmd
,
361 struct drm_gem_object
*obj
);
363 int radeonfb_probe(struct drm_device
*dev
);
365 int radeonfb_remove(struct drm_device
*dev
, struct drm_framebuffer
*fb
);
366 bool radeon_get_legacy_connector_info_from_bios(struct drm_device
*dev
);
367 bool radeon_get_legacy_connector_info_from_table(struct drm_device
*dev
);
368 void radeon_atombios_init_crtc(struct drm_device
*dev
,
369 struct radeon_crtc
*radeon_crtc
);
370 void radeon_legacy_init_crtc(struct drm_device
*dev
,
371 struct radeon_crtc
*radeon_crtc
);
372 void radeon_i2c_do_lock(struct radeon_connector
*radeon_connector
, int lock_state
);
374 void radeon_get_clock_info(struct drm_device
*dev
);
376 extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device
*dev
);
377 extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device
*dev
);
379 void radeon_rmx_mode_fixup(struct drm_encoder
*encoder
,
380 struct drm_display_mode
*mode
,
381 struct drm_display_mode
*adjusted_mode
);
382 void radeon_enc_destroy(struct drm_encoder
*encoder
);
383 void radeon_copy_fb(struct drm_device
*dev
, struct drm_gem_object
*dst_obj
);
384 void radeon_combios_asic_init(struct drm_device
*dev
);
385 extern int radeon_static_clocks_init(struct drm_device
*dev
);
386 void radeon_init_disp_bw_legacy(struct drm_device
*dev
,
387 struct drm_display_mode
*mode1
,
388 uint32_t pixel_bytes1
,
389 struct drm_display_mode
*mode2
,
390 uint32_t pixel_bytes2
);
391 void radeon_init_disp_bw_avivo(struct drm_device
*dev
,
392 struct drm_display_mode
*mode1
,
393 uint32_t pixel_bytes1
,
394 struct drm_display_mode
*mode2
,
395 uint32_t pixel_bytes2
);
396 void radeon_init_disp_bandwidth(struct drm_device
*dev
);