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  1. /*
  2.  * Copyright 2000 ATI Technologies Inc., Markham, Ontario, and
  3.  *                VA Linux Systems Inc., Fremont, California.
  4.  * Copyright 2008 Red Hat Inc.
  5.  *
  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:
  12.  *
  13.  * The above copyright notice and this permission notice shall be included in
  14.  * all copies or substantial portions of the Software.
  15.  *
  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.
  23.  *
  24.  * Original Authors:
  25.  *   Kevin E. Martin, Rickard E. Faith, Alan Hourihane
  26.  *
  27.  * Kernel port Author: Dave Airlie
  28.  */
  29.  
  30. #ifndef RADEON_MODE_H
  31. #define RADEON_MODE_H
  32.  
  33. #include <drm_crtc.h>
  34. #include <drm_mode.h>
  35. #include <drm_edid.h>
  36. #include <linux/i2c.h>
  37. #include <linux/i2c-algo-bit.h>
  38.  
  39. #define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
  40. #define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
  41. #define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
  42. #define to_radeon_framebuffer(x) container_of(x, struct radeon_framebuffer, base)
  43.  
  44. enum radeon_connector_type {
  45.         CONNECTOR_NONE,
  46.         CONNECTOR_VGA,
  47.         CONNECTOR_DVI_I,
  48.         CONNECTOR_DVI_D,
  49.         CONNECTOR_DVI_A,
  50.         CONNECTOR_STV,
  51.         CONNECTOR_CTV,
  52.         CONNECTOR_LVDS,
  53.         CONNECTOR_DIGITAL,
  54.         CONNECTOR_SCART,
  55.         CONNECTOR_HDMI_TYPE_A,
  56.         CONNECTOR_HDMI_TYPE_B,
  57.         CONNECTOR_0XC,
  58.         CONNECTOR_0XD,
  59.         CONNECTOR_DIN,
  60.         CONNECTOR_DISPLAY_PORT,
  61.         CONNECTOR_UNSUPPORTED
  62. };
  63.  
  64. enum radeon_dvi_type {
  65.         DVI_AUTO,
  66.         DVI_DIGITAL,
  67.         DVI_ANALOG
  68. };
  69.  
  70. enum radeon_rmx_type {
  71.         RMX_OFF,
  72.         RMX_FULL,
  73.         RMX_CENTER,
  74.         RMX_ASPECT
  75. };
  76.  
  77. enum radeon_tv_std {
  78.         TV_STD_NTSC,
  79.         TV_STD_PAL,
  80.         TV_STD_PAL_M,
  81.         TV_STD_PAL_60,
  82.         TV_STD_NTSC_J,
  83.         TV_STD_SCART_PAL,
  84.         TV_STD_SECAM,
  85.         TV_STD_PAL_CN,
  86. };
  87.  
  88. struct radeon_i2c_bus_rec {
  89.         bool valid;
  90.         uint32_t mask_clk_reg;
  91.         uint32_t mask_data_reg;
  92.         uint32_t a_clk_reg;
  93.         uint32_t a_data_reg;
  94.         uint32_t put_clk_reg;
  95.         uint32_t put_data_reg;
  96.         uint32_t get_clk_reg;
  97.         uint32_t get_data_reg;
  98.         uint32_t mask_clk_mask;
  99.         uint32_t mask_data_mask;
  100.         uint32_t put_clk_mask;
  101.         uint32_t put_data_mask;
  102.         uint32_t get_clk_mask;
  103.         uint32_t get_data_mask;
  104.         uint32_t a_clk_mask;
  105.         uint32_t a_data_mask;
  106. };
  107.  
  108. struct radeon_tmds_pll {
  109.     uint32_t freq;
  110.     uint32_t value;
  111. };
  112.  
  113. #define RADEON_MAX_BIOS_CONNECTOR 16
  114.  
  115. #define RADEON_PLL_USE_BIOS_DIVS        (1 << 0)
  116. #define RADEON_PLL_NO_ODD_POST_DIV      (1 << 1)
  117. #define RADEON_PLL_USE_REF_DIV          (1 << 2)
  118. #define RADEON_PLL_LEGACY               (1 << 3)
  119. #define RADEON_PLL_PREFER_LOW_REF_DIV   (1 << 4)
  120. #define RADEON_PLL_PREFER_HIGH_REF_DIV  (1 << 5)
  121. #define RADEON_PLL_PREFER_LOW_FB_DIV    (1 << 6)
  122. #define RADEON_PLL_PREFER_HIGH_FB_DIV   (1 << 7)
  123. #define RADEON_PLL_PREFER_LOW_POST_DIV  (1 << 8)
  124. #define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
  125. #define RADEON_PLL_USE_FRAC_FB_DIV      (1 << 10)
  126.  
  127. struct radeon_pll {
  128.         uint16_t reference_freq;
  129.         uint16_t reference_div;
  130.         uint32_t pll_in_min;
  131.         uint32_t pll_in_max;
  132.         uint32_t pll_out_min;
  133.         uint32_t pll_out_max;
  134.         uint16_t xclk;
  135.  
  136.         uint32_t min_ref_div;
  137.         uint32_t max_ref_div;
  138.         uint32_t min_post_div;
  139.         uint32_t max_post_div;
  140.         uint32_t min_feedback_div;
  141.         uint32_t max_feedback_div;
  142.         uint32_t min_frac_feedback_div;
  143.         uint32_t max_frac_feedback_div;
  144.         uint32_t best_vco;
  145. };
  146.  
  147. struct radeon_i2c_chan {
  148.         struct drm_device *dev;
  149.     struct i2c_adapter adapter;
  150.     struct i2c_algo_bit_data algo;
  151.         struct radeon_i2c_bus_rec rec;
  152. };
  153.  
  154. /* mostly for macs, but really any system without connector tables */
  155. enum radeon_connector_table {
  156.         CT_NONE,
  157.         CT_GENERIC,
  158.         CT_IBOOK,
  159.         CT_POWERBOOK_EXTERNAL,
  160.         CT_POWERBOOK_INTERNAL,
  161.         CT_POWERBOOK_VGA,
  162.         CT_MINI_EXTERNAL,
  163.         CT_MINI_INTERNAL,
  164.         CT_IMAC_G5_ISIGHT,
  165.         CT_EMAC,
  166. };
  167.  
  168. struct radeon_mode_info {
  169.         struct atom_context *atom_context;
  170.         enum radeon_connector_table connector_table;
  171.         bool mode_config_initialized;
  172. };
  173.  
  174. struct radeon_crtc {
  175.         struct drm_crtc base;
  176.         int crtc_id;
  177.     u16_t lut_r[256], lut_g[256], lut_b[256];
  178.         bool enabled;
  179.         bool can_tile;
  180.         uint32_t crtc_offset;
  181.         struct radeon_framebuffer *fbdev_fb;
  182.         struct drm_mode_set mode_set;
  183. //   struct drm_gem_object *cursor_bo;
  184.         uint64_t cursor_addr;
  185.         int cursor_width;
  186.         int cursor_height;
  187. };
  188.  
  189. #define RADEON_USE_RMX 1
  190.  
  191. struct radeon_native_mode {
  192.         /* preferred mode */
  193.         uint32_t panel_xres, panel_yres;
  194.         uint32_t hoverplus, hsync_width;
  195.         uint32_t hblank;
  196.         uint32_t voverplus, vsync_width;
  197.         uint32_t vblank;
  198.         uint32_t dotclock;
  199.         uint32_t flags;
  200. };
  201.  
  202. struct radeon_encoder_primary_dac {
  203.         /* legacy primary dac */
  204.         uint32_t ps2_pdac_adj;
  205. };
  206.  
  207. struct radeon_encoder_lvds {
  208.         /* legacy lvds */
  209.         uint16_t panel_vcc_delay;
  210.         uint8_t  panel_pwr_delay;
  211.         uint8_t  panel_digon_delay;
  212.         uint8_t  panel_blon_delay;
  213.         uint16_t panel_ref_divider;
  214.         uint8_t  panel_post_divider;
  215.         uint16_t panel_fb_divider;
  216.         bool     use_bios_dividers;
  217.         uint32_t lvds_gen_cntl;
  218.         /* panel mode */
  219.         struct radeon_native_mode native_mode;
  220. };
  221.  
  222. struct radeon_encoder_tv_dac {
  223.         /* legacy tv dac */
  224.         uint32_t ps2_tvdac_adj;
  225.         uint32_t ntsc_tvdac_adj;
  226.         uint32_t pal_tvdac_adj;
  227.  
  228.         enum radeon_tv_std tv_std;
  229. };
  230.  
  231. struct radeon_encoder_int_tmds {
  232.         /* legacy int tmds */
  233.         struct radeon_tmds_pll tmds_pll[4];
  234. };
  235.  
  236. struct radeon_encoder_atom_dig {
  237.         /* atom dig */
  238.         bool coherent_mode;
  239.         int dig_block;
  240.         /* atom lvds */
  241.         uint32_t lvds_misc;
  242.         uint16_t panel_pwr_delay;
  243.         /* panel mode */
  244.         struct radeon_native_mode native_mode;
  245. };
  246.  
  247. struct radeon_encoder {
  248.     struct drm_encoder base;
  249.         uint32_t encoder_id;
  250.         uint32_t devices;
  251.         uint32_t flags;
  252.         uint32_t pixel_clock;
  253.         enum radeon_rmx_type rmx_type;
  254.         struct radeon_native_mode native_mode;
  255.         void *enc_priv;
  256. };
  257.  
  258. struct radeon_connector_atom_dig {
  259.         uint32_t igp_lane_info;
  260.         bool linkb;
  261. };
  262.  
  263. struct radeon_connector {
  264.     struct drm_connector base;
  265.         uint32_t connector_id;
  266.         uint32_t devices;
  267.         struct radeon_i2c_chan *ddc_bus;
  268.         int use_digital;
  269.         void *con_priv;
  270. };
  271.  
  272. struct radeon_framebuffer {
  273.    struct drm_framebuffer base;
  274.    struct drm_gem_object *obj;
  275. };
  276.  
  277. extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
  278.                                                  struct radeon_i2c_bus_rec *rec,
  279.                                                  const char *name);
  280. extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
  281. extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector);
  282. extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
  283.  
  284. extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector);
  285.  
  286. extern void radeon_compute_pll(struct radeon_pll *pll,
  287.                                uint64_t freq,
  288.                                uint32_t *dot_clock_p,
  289.                                uint32_t *fb_div_p,
  290.                                uint32_t *frac_fb_div_p,
  291.                                uint32_t *ref_div_p,
  292.                                uint32_t *post_div_p,
  293.                                int flags);
  294.  
  295. struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
  296. struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
  297. struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
  298. struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
  299. struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
  300. extern void atombios_external_tmds_setup(struct drm_encoder *encoder, int action);
  301. extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
  302.  
  303. extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
  304. extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
  305.                   struct drm_framebuffer *old_fb);
  306. extern int atombios_crtc_mode_set(struct drm_crtc *crtc,
  307.                                    struct drm_display_mode *mode,
  308.                                    struct drm_display_mode *adjusted_mode,
  309.                                    int x, int y,
  310.                                    struct drm_framebuffer *old_fb);
  311. extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
  312.  
  313. extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
  314.                                  struct drm_framebuffer *old_fb);
  315. extern void radeon_legacy_atom_set_surface(struct drm_crtc *crtc);
  316.  
  317. extern int radeon_crtc_cursor_set(struct drm_crtc *crtc,
  318.                                   struct drm_file *file_priv,
  319.                                   uint32_t handle,
  320.                                   uint32_t width,
  321.                                   uint32_t height);
  322. extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
  323.                                    int x, int y);
  324.  
  325. extern bool radeon_atom_get_clock_info(struct drm_device *dev);
  326. extern bool radeon_combios_get_clock_info(struct drm_device *dev);
  327. extern struct radeon_encoder_atom_dig *
  328. radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
  329. extern struct radeon_encoder_int_tmds *
  330. radeon_atombios_get_tmds_info(struct radeon_encoder *encoder);
  331. extern struct radeon_encoder_primary_dac *
  332. radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
  333. extern struct radeon_encoder_tv_dac *
  334. radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
  335. extern struct radeon_encoder_lvds *
  336. radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
  337. extern struct radeon_encoder_int_tmds *
  338. radeon_combios_get_tmds_info(struct radeon_encoder *encoder);
  339. extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
  340. extern struct radeon_encoder_tv_dac *
  341. radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
  342. extern struct radeon_encoder_primary_dac *
  343. radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
  344. extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
  345. extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
  346. extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
  347. extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
  348. extern void
  349. radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
  350. extern void
  351. radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
  352. extern void
  353. radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
  354. extern void
  355. radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
  356. extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
  357.                                      u16 blue, int regno);
  358. struct drm_framebuffer *radeon_framebuffer_create(struct drm_device *dev,
  359.                                                   struct drm_mode_fb_cmd *mode_cmd,
  360.                                                   struct drm_gem_object *obj);
  361.  
  362. int radeonfb_probe(struct drm_device *dev);
  363.  
  364. int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
  365. bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
  366. bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev);
  367. void radeon_atombios_init_crtc(struct drm_device *dev,
  368.                                struct radeon_crtc *radeon_crtc);
  369. void radeon_legacy_init_crtc(struct drm_device *dev,
  370.                              struct radeon_crtc *radeon_crtc);
  371. void radeon_i2c_do_lock(struct radeon_connector *radeon_connector, int lock_state);
  372.  
  373. void radeon_get_clock_info(struct drm_device *dev);
  374.  
  375. extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev);
  376. extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev);
  377.  
  378. void radeon_rmx_mode_fixup(struct drm_encoder *encoder,
  379.                            struct drm_display_mode *mode,
  380.                            struct drm_display_mode *adjusted_mode);
  381. void radeon_enc_destroy(struct drm_encoder *encoder);
  382. void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
  383. void radeon_combios_asic_init(struct drm_device *dev);
  384. extern int radeon_static_clocks_init(struct drm_device *dev);
  385. void radeon_init_disp_bw_legacy(struct drm_device *dev,
  386.                                 struct drm_display_mode *mode1,
  387.                                 uint32_t pixel_bytes1,
  388.                                 struct drm_display_mode *mode2,
  389.                                 uint32_t pixel_bytes2);
  390. void radeon_init_disp_bw_avivo(struct drm_device *dev,
  391.                                struct drm_display_mode *mode1,
  392.                                uint32_t pixel_bytes1,
  393.                                struct drm_display_mode *mode2,
  394.                                uint32_t pixel_bytes2);
  395. void radeon_init_disp_bandwidth(struct drm_device *dev);
  396.  
  397. #endif
  398.