/* * Copyright 2000 ATI Technologies Inc., Markham, Ontario, and * VA Linux Systems Inc., Fremont, California. * Copyright 2008 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Original Authors: * Kevin E. Martin, Rickard E. Faith, Alan Hourihane * * Kernel port Author: Dave Airlie */ #ifndef RADEON_MODE_H #define RADEON_MODE_H #include #include #include #include #include #include #include #include struct radeon_bo; struct radeon_device; #define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base) #define to_radeon_connector(x) container_of(x, struct radeon_connector, base) #define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base) #define to_radeon_framebuffer(x) container_of(x, struct radeon_framebuffer, base) enum radeon_rmx_type { RMX_OFF, RMX_FULL, RMX_CENTER, RMX_ASPECT }; enum radeon_tv_std { TV_STD_NTSC, TV_STD_PAL, TV_STD_PAL_M, TV_STD_PAL_60, TV_STD_NTSC_J, TV_STD_SCART_PAL, TV_STD_SECAM, TV_STD_PAL_CN, TV_STD_PAL_N, }; enum radeon_underscan_type { UNDERSCAN_OFF, UNDERSCAN_ON, UNDERSCAN_AUTO, }; enum radeon_hpd_id { RADEON_HPD_1 = 0, RADEON_HPD_2, RADEON_HPD_3, RADEON_HPD_4, RADEON_HPD_5, RADEON_HPD_6, RADEON_HPD_NONE = 0xff, }; #define RADEON_MAX_I2C_BUS 16 /* radeon gpio-based i2c * 1. "mask" reg and bits * grabs the gpio pins for software use * 0=not held 1=held * 2. "a" reg and bits * output pin value * 0=low 1=high * 3. "en" reg and bits * sets the pin direction * 0=input 1=output * 4. "y" reg and bits * input pin value * 0=low 1=high */ struct radeon_i2c_bus_rec { bool valid; /* id used by atom */ uint8_t i2c_id; /* id used by atom */ enum radeon_hpd_id hpd; /* can be used with hw i2c engine */ bool hw_capable; /* uses multi-media i2c engine */ bool mm_i2c; /* regs and bits */ uint32_t mask_clk_reg; uint32_t mask_data_reg; uint32_t a_clk_reg; uint32_t a_data_reg; uint32_t en_clk_reg; uint32_t en_data_reg; uint32_t y_clk_reg; uint32_t y_data_reg; uint32_t mask_clk_mask; uint32_t mask_data_mask; uint32_t a_clk_mask; uint32_t a_data_mask; uint32_t en_clk_mask; uint32_t en_data_mask; uint32_t y_clk_mask; uint32_t y_data_mask; }; struct radeon_tmds_pll { uint32_t freq; uint32_t value; }; #define RADEON_MAX_BIOS_CONNECTOR 16 /* pll flags */ #define RADEON_PLL_USE_BIOS_DIVS (1 << 0) #define RADEON_PLL_NO_ODD_POST_DIV (1 << 1) #define RADEON_PLL_USE_REF_DIV (1 << 2) #define RADEON_PLL_LEGACY (1 << 3) #define RADEON_PLL_PREFER_LOW_REF_DIV (1 << 4) #define RADEON_PLL_PREFER_HIGH_REF_DIV (1 << 5) #define RADEON_PLL_PREFER_LOW_FB_DIV (1 << 6) #define RADEON_PLL_PREFER_HIGH_FB_DIV (1 << 7) #define RADEON_PLL_PREFER_LOW_POST_DIV (1 << 8) #define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9) #define RADEON_PLL_USE_FRAC_FB_DIV (1 << 10) #define RADEON_PLL_PREFER_CLOSEST_LOWER (1 << 11) #define RADEON_PLL_USE_POST_DIV (1 << 12) #define RADEON_PLL_IS_LCD (1 << 13) #define RADEON_PLL_PREFER_MINM_OVER_MAXP (1 << 14) struct radeon_pll { /* reference frequency */ uint32_t reference_freq; /* fixed dividers */ uint32_t reference_div; uint32_t post_div; /* pll in/out limits */ uint32_t pll_in_min; uint32_t pll_in_max; uint32_t pll_out_min; uint32_t pll_out_max; uint32_t lcd_pll_out_min; uint32_t lcd_pll_out_max; uint32_t best_vco; /* divider limits */ uint32_t min_ref_div; uint32_t max_ref_div; uint32_t min_post_div; uint32_t max_post_div; uint32_t min_feedback_div; uint32_t max_feedback_div; uint32_t min_frac_feedback_div; uint32_t max_frac_feedback_div; /* flags for the current clock */ uint32_t flags; /* pll id */ uint32_t id; }; struct radeon_i2c_chan { struct i2c_adapter adapter; struct drm_device *dev; union { struct i2c_algo_bit_data bit; struct i2c_algo_dp_aux_data dp; } algo; struct radeon_i2c_bus_rec rec; }; /* mostly for macs, but really any system without connector tables */ enum radeon_connector_table { CT_NONE = 0, CT_GENERIC, CT_IBOOK, CT_POWERBOOK_EXTERNAL, CT_POWERBOOK_INTERNAL, CT_POWERBOOK_VGA, CT_MINI_EXTERNAL, CT_MINI_INTERNAL, CT_IMAC_G5_ISIGHT, CT_EMAC, CT_RN50_POWER, CT_MAC_X800, CT_MAC_G5_9600, }; enum radeon_dvo_chip { DVO_SIL164, DVO_SIL1178, }; struct radeon_fbdev; struct radeon_mode_info { struct atom_context *atom_context; struct card_info *atom_card_info; enum radeon_connector_table connector_table; bool mode_config_initialized; struct radeon_crtc *crtcs[6]; /* DVI-I properties */ struct drm_property *coherent_mode_property; /* DAC enable load detect */ struct drm_property *load_detect_property; /* TV standard */ struct drm_property *tv_std_property; /* legacy TMDS PLL detect */ struct drm_property *tmds_pll_property; /* underscan */ struct drm_property *underscan_property; struct drm_property *underscan_hborder_property; struct drm_property *underscan_vborder_property; /* hardcoded DFP edid from BIOS */ struct edid *bios_hardcoded_edid; /* pointer to fbdev info structure */ struct radeon_fbdev *rfbdev; }; #define MAX_H_CODE_TIMING_LEN 32 #define MAX_V_CODE_TIMING_LEN 32 /* need to store these as reading back code tables is excessive */ struct radeon_tv_regs { uint32_t tv_uv_adr; uint32_t timing_cntl; uint32_t hrestart; uint32_t vrestart; uint32_t frestart; uint16_t h_code_timing[MAX_H_CODE_TIMING_LEN]; uint16_t v_code_timing[MAX_V_CODE_TIMING_LEN]; }; struct radeon_crtc { struct drm_crtc base; int crtc_id; u16 lut_r[256], lut_g[256], lut_b[256]; bool enabled; bool can_tile; uint32_t crtc_offset; struct drm_gem_object *cursor_bo; uint64_t cursor_addr; int cursor_width; int cursor_height; uint32_t legacy_display_base_addr; uint32_t legacy_cursor_offset; enum radeon_rmx_type rmx_type; u8 h_border; u8 v_border; fixed20_12 vsc; fixed20_12 hsc; struct drm_display_mode native_mode; int pll_id; /* page flipping */ struct radeon_unpin_work *unpin_work; int deferred_flip_completion; }; struct radeon_encoder_primary_dac { /* legacy primary dac */ uint32_t ps2_pdac_adj; }; struct radeon_encoder_lvds { /* legacy lvds */ uint16_t panel_vcc_delay; uint8_t panel_pwr_delay; uint8_t panel_digon_delay; uint8_t panel_blon_delay; uint16_t panel_ref_divider; uint8_t panel_post_divider; uint16_t panel_fb_divider; bool use_bios_dividers; uint32_t lvds_gen_cntl; /* panel mode */ struct drm_display_mode native_mode; struct backlight_device *bl_dev; int dpms_mode; uint8_t backlight_level; }; struct radeon_encoder_tv_dac { /* legacy tv dac */ uint32_t ps2_tvdac_adj; uint32_t ntsc_tvdac_adj; uint32_t pal_tvdac_adj; int h_pos; int v_pos; int h_size; int supported_tv_stds; bool tv_on; enum radeon_tv_std tv_std; struct radeon_tv_regs tv; }; struct radeon_encoder_int_tmds { /* legacy int tmds */ struct radeon_tmds_pll tmds_pll[4]; }; struct radeon_encoder_ext_tmds { /* tmds over dvo */ struct radeon_i2c_chan *i2c_bus; uint8_t slave_addr; enum radeon_dvo_chip dvo_chip; }; /* spread spectrum */ struct radeon_atom_ss { uint16_t percentage; uint8_t type; uint16_t step; uint8_t delay; uint8_t range; uint8_t refdiv; /* asic_ss */ uint16_t rate; uint16_t amount; }; struct radeon_encoder_atom_dig { bool linkb; /* atom dig */ bool coherent_mode; int dig_encoder; /* -1 disabled, 0 DIGA, 1 DIGB, etc. */ /* atom lvds/edp */ uint32_t lcd_misc; uint16_t panel_pwr_delay; uint32_t lcd_ss_id; /* panel mode */ struct drm_display_mode native_mode; struct backlight_device *bl_dev; int dpms_mode; uint8_t backlight_level; }; struct radeon_encoder_atom_dac { enum radeon_tv_std tv_std; }; struct radeon_encoder { struct drm_encoder base; uint32_t encoder_enum; uint32_t encoder_id; uint32_t devices; uint32_t active_device; uint32_t flags; uint32_t pixel_clock; enum radeon_rmx_type rmx_type; enum radeon_underscan_type underscan_type; uint32_t underscan_hborder; uint32_t underscan_vborder; struct drm_display_mode native_mode; void *enc_priv; int audio_polling_active; int hdmi_offset; int hdmi_config_offset; int hdmi_audio_workaround; int hdmi_buffer_status; bool is_ext_encoder; u16 caps; }; struct radeon_connector_atom_dig { uint32_t igp_lane_info; /* displayport */ struct radeon_i2c_chan *dp_i2c_bus; u8 dpcd[8]; u8 dp_sink_type; int dp_clock; int dp_lane_count; bool edp_on; }; struct radeon_gpio_rec { bool valid; u8 id; u32 reg; u32 mask; }; struct radeon_hpd { enum radeon_hpd_id hpd; u8 plugged_state; struct radeon_gpio_rec gpio; }; struct radeon_router { u32 router_id; struct radeon_i2c_bus_rec i2c_info; u8 i2c_addr; /* i2c mux */ bool ddc_valid; u8 ddc_mux_type; u8 ddc_mux_control_pin; u8 ddc_mux_state; /* clock/data mux */ bool cd_valid; u8 cd_mux_type; u8 cd_mux_control_pin; u8 cd_mux_state; }; struct radeon_connector { struct drm_connector base; uint32_t connector_id; uint32_t devices; struct radeon_i2c_chan *ddc_bus; /* some systems have an hdmi and vga port with a shared ddc line */ bool shared_ddc; bool use_digital; /* we need to mind the EDID between detect and get modes due to analog/digital/tvencoder */ struct edid *edid; void *con_priv; bool dac_load_detect; uint16_t connector_object_id; struct radeon_hpd hpd; struct radeon_router router; struct radeon_i2c_chan *router_bus; }; struct radeon_framebuffer { struct drm_framebuffer base; struct drm_gem_object *obj; }; extern enum radeon_tv_std radeon_combios_get_tv_info(struct radeon_device *rdev); extern enum radeon_tv_std radeon_atombios_get_tv_info(struct radeon_device *rdev); extern struct drm_connector * radeon_get_connector_for_encoder(struct drm_encoder *encoder); extern void radeon_connector_hotplug(struct drm_connector *connector); extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector); extern int radeon_dp_mode_valid_helper(struct radeon_connector *radeon_connector, struct drm_display_mode *mode); extern void radeon_dp_set_link_config(struct drm_connector *connector, struct drm_display_mode *mode); extern void dp_link_train(struct drm_encoder *encoder, struct drm_connector *connector); extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector); extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector); extern void atombios_dig_encoder_setup(struct drm_encoder *encoder, int action); extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t lane_num, uint8_t lane_set); extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode, uint8_t write_byte, uint8_t *read_byte); extern void radeon_i2c_init(struct radeon_device *rdev); extern void radeon_i2c_fini(struct radeon_device *rdev); extern void radeon_combios_i2c_init(struct radeon_device *rdev); extern void radeon_atombios_i2c_init(struct radeon_device *rdev); extern void radeon_i2c_add(struct radeon_device *rdev, struct radeon_i2c_bus_rec *rec, const char *name); extern struct radeon_i2c_chan *radeon_i2c_lookup(struct radeon_device *rdev, struct radeon_i2c_bus_rec *i2c_bus); extern struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev, struct radeon_i2c_bus_rec *rec, const char *name); extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev, struct radeon_i2c_bus_rec *rec, const char *name); extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c); extern void radeon_i2c_get_byte(struct radeon_i2c_chan *i2c_bus, u8 slave_addr, u8 addr, u8 *val); extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c, u8 slave_addr, u8 addr, u8 val); extern void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector); extern void radeon_router_select_cd_port(struct radeon_connector *radeon_connector); extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector); extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector); extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector); extern bool radeon_atombios_get_ppll_ss_info(struct radeon_device *rdev, struct radeon_atom_ss *ss, int id); extern bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev, struct radeon_atom_ss *ss, int id, u32 clock); extern void radeon_compute_pll_legacy(struct radeon_pll *pll, uint64_t freq, uint32_t *dot_clock_p, uint32_t *fb_div_p, uint32_t *frac_fb_div_p, uint32_t *ref_div_p, uint32_t *post_div_p); extern void radeon_compute_pll_avivo(struct radeon_pll *pll, u32 freq, u32 *dot_clock_p, u32 *fb_div_p, u32 *frac_fb_div_p, u32 *ref_div_p, u32 *post_div_p); extern void radeon_setup_encoder_clones(struct drm_device *dev); struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index); struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv); struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv); struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index); struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index); extern void atombios_dvo_setup(struct drm_encoder *encoder, int action); extern void atombios_digital_setup(struct drm_encoder *encoder, int action); extern int atombios_get_encoder_mode(struct drm_encoder *encoder); extern void atombios_set_edp_panel_power(struct drm_connector *connector, int action); extern void radeon_encoder_set_active_device(struct drm_encoder *encoder); extern void radeon_crtc_load_lut(struct drm_crtc *crtc); extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y, struct drm_framebuffer *old_fb); extern int atombios_crtc_set_base_atomic(struct drm_crtc *crtc, struct drm_framebuffer *fb, int x, int y, enum mode_set_atomic state); extern int atombios_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode, int x, int y, struct drm_framebuffer *old_fb); extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode); extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y, struct drm_framebuffer *old_fb); extern int radeon_crtc_set_base_atomic(struct drm_crtc *crtc, struct drm_framebuffer *fb, int x, int y, enum mode_set_atomic state); extern int radeon_crtc_do_set_base(struct drm_crtc *crtc, struct drm_framebuffer *fb, int x, int y, int atomic); extern int radeon_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, uint32_t handle, uint32_t width, uint32_t height); extern int radeon_crtc_cursor_move(struct drm_crtc *crtc, int x, int y); extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, int crtc, int *vpos, int *hpos); extern bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev); extern struct edid * radeon_bios_get_hardcoded_edid(struct radeon_device *rdev); extern bool radeon_atom_get_clock_info(struct drm_device *dev); extern bool radeon_combios_get_clock_info(struct drm_device *dev); extern struct radeon_encoder_atom_dig * radeon_atombios_get_lvds_info(struct radeon_encoder *encoder); extern bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder, struct radeon_encoder_int_tmds *tmds); extern bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder, struct radeon_encoder_int_tmds *tmds); extern bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder, struct radeon_encoder_int_tmds *tmds); extern bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder, struct radeon_encoder_ext_tmds *tmds); extern bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder, struct radeon_encoder_ext_tmds *tmds); extern struct radeon_encoder_primary_dac * radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder); extern struct radeon_encoder_tv_dac * radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder); extern struct radeon_encoder_lvds * radeon_combios_get_lvds_info(struct radeon_encoder *encoder); extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder); extern struct radeon_encoder_tv_dac * radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder); extern struct radeon_encoder_primary_dac * radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder); extern bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder); extern void radeon_external_tmds_setup(struct drm_encoder *encoder); extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock); extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev); extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock); extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev); extern void radeon_save_bios_scratch_regs(struct radeon_device *rdev); extern void radeon_restore_bios_scratch_regs(struct radeon_device *rdev); extern void radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc); extern void radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on); extern void radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc); extern void radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on); extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green, u16 blue, int regno); extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, u16 *blue, int regno); void radeon_framebuffer_init(struct drm_device *dev, struct radeon_framebuffer *rfb, struct drm_mode_fb_cmd *mode_cmd, struct drm_gem_object *obj); int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev); bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev); void radeon_atombios_init_crtc(struct drm_device *dev, struct radeon_crtc *radeon_crtc); void radeon_legacy_init_crtc(struct drm_device *dev, struct radeon_crtc *radeon_crtc); void radeon_get_clock_info(struct drm_device *dev); extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev); extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev); void radeon_enc_destroy(struct drm_encoder *encoder); void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj); void radeon_combios_asic_init(struct drm_device *dev); bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode); void radeon_panel_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *adjusted_mode); void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc); /* legacy tv */ void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder, uint32_t *h_total_disp, uint32_t *h_sync_strt_wid, uint32_t *v_total_disp, uint32_t *v_sync_strt_wid); void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder, uint32_t *htotal_cntl, uint32_t *ppll_ref_div, uint32_t *ppll_div_3, uint32_t *pixclks_cntl); void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder, uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div, uint32_t *p2pll_div_0, uint32_t *pixclks_cntl); void radeon_legacy_tv_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode); /* fbdev layer */ int radeon_fbdev_init(struct radeon_device *rdev); void radeon_fbdev_fini(struct radeon_device *rdev); void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state); int radeon_fbdev_total_size(struct radeon_device *rdev); bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj); void radeon_fb_output_poll_changed(struct radeon_device *rdev); void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id); int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tiled); #endif