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)
147 uint16_t reference_freq;
148 uint16_t reference_div;
151 uint32_t pll_out_min;
152 uint32_t pll_out_max;
155 uint32_t min_ref_div;
156 uint32_t max_ref_div;
157 uint32_t min_post_div;
158 uint32_t max_post_div;
159 uint32_t min_feedback_div;
160 uint32_t max_feedback_div;
164 struct radeon_mode_info {
165 struct atom_context *atom_context;
166 struct radeon_bios_connector bios_connector[RADEON_MAX_BIOS_CONNECTOR];
167 struct radeon_pll pll;
171 struct drm_crtc base;
173 u8 lut_r[256], lut_g[256], lut_b[256];
176 uint32_t crtc_offset;
177 struct radeon_framebuffer *fbdev_fb;
178 struct drm_mode_set mode_set;
181 struct radeon_i2c_chan {
182 struct drm_device *dev;
183 struct i2c_adapter adapter;
184 struct i2c_algo_bit_data algo;
185 struct radeon_i2c_bus_rec rec;
189 #define RADEON_USE_RMX 1
191 struct radeon_encoder {
192 struct drm_encoder base;
193 uint32_t encoder_mode;
195 enum radeon_rmx_type rmx_type;
197 enum radeon_dac_type dac;
198 enum radeon_tmds_type tmds;
200 int atom_device; /* atom devices */
203 uint32_t panel_xres, panel_yres;
204 uint32_t hoverplus, hsync_width;
206 uint32_t voverplus, vsync_width;
211 uint16_t panel_vcc_delay;
212 uint16_t panel_pwr_delay;
213 uint16_t panel_digon_delay;
214 uint16_t panel_blon_delay;
215 uint32_t panel_ref_divider;
216 uint32_t panel_post_divider;
217 uint32_t panel_fb_divider;
218 bool use_bios_dividers;
219 uint32_t lvds_gen_cntl;
221 /* legacy primary dac */
222 uint32_t ps2_pdac_adj;
225 uint32_t ps2_tvdac_adj;
226 uint32_t ntsc_tvdac_adj;
227 uint32_t pal_tvdac_adj;
228 enum radeon_tv_std tv_std;
230 /* legacy int tmds */
231 struct radeon_tmds_pll tmds_pll[4];
234 struct radeon_connector {
235 struct drm_connector base;
236 struct radeon_i2c_chan *ddc_bus;
240 struct radeon_framebuffer {
241 struct drm_framebuffer base;
242 struct drm_gem_object *obj;
243 struct drm_bo_kmap_obj kmap_obj;
246 extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
247 struct radeon_i2c_bus_rec *rec,
249 extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
250 extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
251 extern struct drm_connector *radeon_connector_add(struct drm_device *dev, int bios_index);
253 extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector);
255 extern void radeon_compute_pll(struct radeon_pll *pll,
257 uint32_t *dot_clock_p,
260 uint32_t *post_div_p,
263 struct drm_encoder *radeon_encoder_lvtma_add(struct drm_device *dev, int bios_index);
264 struct drm_encoder *radeon_encoder_atom_dac_add(struct drm_device *dev, int bios_index, int dac_id, int with_tv);
265 struct drm_encoder *radeon_encoder_atom_tmds_add(struct drm_device *dev, int bios_index, int tmds_type);
266 struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
267 struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
268 struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
269 struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
270 struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
272 extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
273 extern void atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y);
274 extern void atombios_crtc_mode_set(struct drm_crtc *crtc,
275 struct drm_display_mode *mode,
276 struct drm_display_mode *adjusted_mode,
278 extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
280 extern int radeon_crtc_cursor_set(struct drm_crtc *crtc,
281 struct drm_file *file_priv,
285 extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
288 extern bool radeon_atom_get_clock_info(struct drm_device *dev);
289 extern bool radeon_combios_get_clock_info(struct drm_device *dev);
290 extern void radeon_get_lvds_info(struct radeon_encoder *encoder);
291 extern bool radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
292 extern bool radeon_combios_get_tmds_info(struct radeon_encoder *encoder);
293 extern bool radeon_combios_get_tv_info(struct radeon_encoder *encoder);
294 extern bool radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
295 extern bool radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
296 extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
297 extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
298 extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
299 extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
300 extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
301 u16 blue, int regno);
302 struct drm_framebuffer *radeon_user_framebuffer_create(struct drm_device *dev,
303 struct drm_file *filp,
304 struct drm_mode_fb_cmd *mode_cmd);
306 int radeonfb_probe(struct drm_device *dev);
308 int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
309 bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
310 void radeon_atombios_init_crtc(struct drm_device *dev,
311 struct radeon_crtc *radeon_crtc);
312 void radeon_legacy_init_crtc(struct drm_device *dev,
313 struct radeon_crtc *radeon_crtc);
314 void radeon_i2c_do_lock(struct radeon_connector *radeon_connector, int lock_state);
316 void radeon_atom_static_pwrmgt_setup(struct drm_device *dev, int enable);
317 void radeon_atom_dyn_clk_setup(struct drm_device *dev, int enable);
318 void radeon_combios_dyn_clk_setup(struct drm_device *dev, int enable);
319 void radeon_get_clock_info(struct drm_device *dev);
320 extern bool radeon_get_atom_connector_info_from_bios_connector_table(struct drm_device *dev);
322 void radeon_rmx_mode_fixup(struct drm_encoder *encoder,
323 struct drm_display_mode *mode,
324 struct drm_display_mode *adjusted_mode);
325 void radeon_enc_destroy(struct drm_encoder *encoder);