From e5fd91f1ef340da553f7a79da9540c3db711c937 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Tue, 8 Sep 2015 01:01:14 -0300 Subject: Linux-libre 4.2-gnu --- drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h | 586 +++++++++++++++++++++++++++++++ 1 file changed, 586 insertions(+) create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h new file mode 100644 index 000000000..64efe5b52 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h @@ -0,0 +1,586 @@ +/* + * 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 AMDGPU_MODE_H +#define AMDGPU_MODE_H + +#include +#include +#include +#include +#include +#include +#include +#include + +struct amdgpu_bo; +struct amdgpu_device; +struct amdgpu_encoder; +struct amdgpu_router; +struct amdgpu_hpd; + +#define to_amdgpu_crtc(x) container_of(x, struct amdgpu_crtc, base) +#define to_amdgpu_connector(x) container_of(x, struct amdgpu_connector, base) +#define to_amdgpu_encoder(x) container_of(x, struct amdgpu_encoder, base) +#define to_amdgpu_framebuffer(x) container_of(x, struct amdgpu_framebuffer, base) + +#define AMDGPU_MAX_HPD_PINS 6 +#define AMDGPU_MAX_CRTCS 6 +#define AMDGPU_MAX_AFMT_BLOCKS 7 + +enum amdgpu_rmx_type { + RMX_OFF, + RMX_FULL, + RMX_CENTER, + RMX_ASPECT +}; + +enum amdgpu_underscan_type { + UNDERSCAN_OFF, + UNDERSCAN_ON, + UNDERSCAN_AUTO, +}; + +#define AMDGPU_HPD_CONNECT_INT_DELAY_IN_MS 50 +#define AMDGPU_HPD_DISCONNECT_INT_DELAY_IN_MS 10 + +enum amdgpu_hpd_id { + AMDGPU_HPD_1 = 0, + AMDGPU_HPD_2, + AMDGPU_HPD_3, + AMDGPU_HPD_4, + AMDGPU_HPD_5, + AMDGPU_HPD_6, + AMDGPU_HPD_LAST, + AMDGPU_HPD_NONE = 0xff, +}; + +enum amdgpu_crtc_irq { + AMDGPU_CRTC_IRQ_VBLANK1 = 0, + AMDGPU_CRTC_IRQ_VBLANK2, + AMDGPU_CRTC_IRQ_VBLANK3, + AMDGPU_CRTC_IRQ_VBLANK4, + AMDGPU_CRTC_IRQ_VBLANK5, + AMDGPU_CRTC_IRQ_VBLANK6, + AMDGPU_CRTC_IRQ_VLINE1, + AMDGPU_CRTC_IRQ_VLINE2, + AMDGPU_CRTC_IRQ_VLINE3, + AMDGPU_CRTC_IRQ_VLINE4, + AMDGPU_CRTC_IRQ_VLINE5, + AMDGPU_CRTC_IRQ_VLINE6, + AMDGPU_CRTC_IRQ_LAST, + AMDGPU_CRTC_IRQ_NONE = 0xff +}; + +enum amdgpu_pageflip_irq { + AMDGPU_PAGEFLIP_IRQ_D1 = 0, + AMDGPU_PAGEFLIP_IRQ_D2, + AMDGPU_PAGEFLIP_IRQ_D3, + AMDGPU_PAGEFLIP_IRQ_D4, + AMDGPU_PAGEFLIP_IRQ_D5, + AMDGPU_PAGEFLIP_IRQ_D6, + AMDGPU_PAGEFLIP_IRQ_LAST, + AMDGPU_PAGEFLIP_IRQ_NONE = 0xff +}; + +enum amdgpu_flip_status { + AMDGPU_FLIP_NONE, + AMDGPU_FLIP_PENDING, + AMDGPU_FLIP_SUBMITTED +}; + +#define AMDGPU_MAX_I2C_BUS 16 + +/* amdgpu 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 amdgpu_i2c_bus_rec { + bool valid; + /* id used by atom */ + uint8_t i2c_id; + /* id used by atom */ + enum amdgpu_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; +}; + +#define AMDGPU_MAX_BIOS_CONNECTOR 16 + +/* pll flags */ +#define AMDGPU_PLL_USE_BIOS_DIVS (1 << 0) +#define AMDGPU_PLL_NO_ODD_POST_DIV (1 << 1) +#define AMDGPU_PLL_USE_REF_DIV (1 << 2) +#define AMDGPU_PLL_LEGACY (1 << 3) +#define AMDGPU_PLL_PREFER_LOW_REF_DIV (1 << 4) +#define AMDGPU_PLL_PREFER_HIGH_REF_DIV (1 << 5) +#define AMDGPU_PLL_PREFER_LOW_FB_DIV (1 << 6) +#define AMDGPU_PLL_PREFER_HIGH_FB_DIV (1 << 7) +#define AMDGPU_PLL_PREFER_LOW_POST_DIV (1 << 8) +#define AMDGPU_PLL_PREFER_HIGH_POST_DIV (1 << 9) +#define AMDGPU_PLL_USE_FRAC_FB_DIV (1 << 10) +#define AMDGPU_PLL_PREFER_CLOSEST_LOWER (1 << 11) +#define AMDGPU_PLL_USE_POST_DIV (1 << 12) +#define AMDGPU_PLL_IS_LCD (1 << 13) +#define AMDGPU_PLL_PREFER_MINM_OVER_MAXP (1 << 14) + +struct amdgpu_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 amdgpu_i2c_chan { + struct i2c_adapter adapter; + struct drm_device *dev; + struct i2c_algo_bit_data bit; + struct amdgpu_i2c_bus_rec rec; + struct drm_dp_aux aux; + bool has_aux; + struct mutex mutex; +}; + +struct amdgpu_fbdev; + +struct amdgpu_afmt { + bool enabled; + int offset; + bool last_buffer_filled_status; + int id; + struct amdgpu_audio_pin *pin; +}; + +/* + * Audio + */ +struct amdgpu_audio_pin { + int channels; + int rate; + int bits_per_sample; + u8 status_bits; + u8 category_code; + u32 offset; + bool connected; + u32 id; +}; + +struct amdgpu_audio { + bool enabled; + struct amdgpu_audio_pin pin[AMDGPU_MAX_AFMT_BLOCKS]; + int num_pins; +}; + +struct amdgpu_mode_mc_save { + u32 vga_render_control; + u32 vga_hdp_control; + bool crtc_enabled[AMDGPU_MAX_CRTCS]; +}; + +struct amdgpu_display_funcs { + /* vga render */ + void (*set_vga_render_state)(struct amdgpu_device *adev, bool render); + /* display watermarks */ + void (*bandwidth_update)(struct amdgpu_device *adev); + /* get frame count */ + u32 (*vblank_get_counter)(struct amdgpu_device *adev, int crtc); + /* wait for vblank */ + void (*vblank_wait)(struct amdgpu_device *adev, int crtc); + /* is dce hung */ + bool (*is_display_hung)(struct amdgpu_device *adev); + /* set backlight level */ + void (*backlight_set_level)(struct amdgpu_encoder *amdgpu_encoder, + u8 level); + /* get backlight level */ + u8 (*backlight_get_level)(struct amdgpu_encoder *amdgpu_encoder); + /* hotplug detect */ + bool (*hpd_sense)(struct amdgpu_device *adev, enum amdgpu_hpd_id hpd); + void (*hpd_set_polarity)(struct amdgpu_device *adev, + enum amdgpu_hpd_id hpd); + u32 (*hpd_get_gpio_reg)(struct amdgpu_device *adev); + /* pageflipping */ + void (*page_flip)(struct amdgpu_device *adev, + int crtc_id, u64 crtc_base); + int (*page_flip_get_scanoutpos)(struct amdgpu_device *adev, int crtc, + u32 *vbl, u32 *position); + /* display topology setup */ + void (*add_encoder)(struct amdgpu_device *adev, + uint32_t encoder_enum, + uint32_t supported_device, + u16 caps); + void (*add_connector)(struct amdgpu_device *adev, + uint32_t connector_id, + uint32_t supported_device, + int connector_type, + struct amdgpu_i2c_bus_rec *i2c_bus, + uint16_t connector_object_id, + struct amdgpu_hpd *hpd, + struct amdgpu_router *router); + void (*stop_mc_access)(struct amdgpu_device *adev, + struct amdgpu_mode_mc_save *save); + void (*resume_mc_access)(struct amdgpu_device *adev, + struct amdgpu_mode_mc_save *save); +}; + +struct amdgpu_mode_info { + struct atom_context *atom_context; + struct card_info *atom_card_info; + bool mode_config_initialized; + struct amdgpu_crtc *crtcs[6]; + struct amdgpu_afmt *afmt[7]; + /* DVI-I properties */ + struct drm_property *coherent_mode_property; + /* DAC enable load detect */ + struct drm_property *load_detect_property; + /* underscan */ + struct drm_property *underscan_property; + struct drm_property *underscan_hborder_property; + struct drm_property *underscan_vborder_property; + /* audio */ + struct drm_property *audio_property; + /* FMT dithering */ + struct drm_property *dither_property; + /* hardcoded DFP edid from BIOS */ + struct edid *bios_hardcoded_edid; + int bios_hardcoded_edid_size; + + /* pointer to fbdev info structure */ + struct amdgpu_fbdev *rfbdev; + /* firmware flags */ + u16 firmware_flags; + /* pointer to backlight encoder */ + struct amdgpu_encoder *bl_encoder; + struct amdgpu_audio audio; /* audio stuff */ + int num_crtc; /* number of crtcs */ + int num_hpd; /* number of hpd pins */ + int num_dig; /* number of dig blocks */ + int disp_priority; + const struct amdgpu_display_funcs *funcs; +}; + +#define AMDGPU_MAX_BL_LEVEL 0xFF + +#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) + +struct amdgpu_backlight_privdata { + struct amdgpu_encoder *encoder; + uint8_t negative; +}; + +#endif + +struct amdgpu_atom_ss { + uint16_t percentage; + uint16_t percentage_divider; + uint8_t type; + uint16_t step; + uint8_t delay; + uint8_t range; + uint8_t refdiv; + /* asic_ss */ + uint16_t rate; + uint16_t amount; +}; + +struct amdgpu_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; + int max_cursor_width; + int max_cursor_height; + enum amdgpu_rmx_type rmx_type; + u8 h_border; + u8 v_border; + fixed20_12 vsc; + fixed20_12 hsc; + struct drm_display_mode native_mode; + u32 pll_id; + /* page flipping */ + struct workqueue_struct *pflip_queue; + struct amdgpu_flip_work *pflip_works; + enum amdgpu_flip_status pflip_status; + int deferred_flip_completion; + /* pll sharing */ + struct amdgpu_atom_ss ss; + bool ss_enabled; + u32 adjusted_clock; + int bpc; + u32 pll_reference_div; + u32 pll_post_div; + u32 pll_flags; + struct drm_encoder *encoder; + struct drm_connector *connector; + /* for dpm */ + u32 line_time; + u32 wm_low; + u32 wm_high; + struct drm_display_mode hw_mode; +}; + +struct amdgpu_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; + int panel_mode; + struct amdgpu_afmt *afmt; +}; + +struct amdgpu_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 amdgpu_rmx_type rmx_type; + enum amdgpu_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; + bool is_ext_encoder; + u16 caps; +}; + +struct amdgpu_connector_atom_dig { + /* displayport */ + u8 dpcd[DP_RECEIVER_CAP_SIZE]; + u8 dp_sink_type; + int dp_clock; + int dp_lane_count; + bool edp_on; +}; + +struct amdgpu_gpio_rec { + bool valid; + u8 id; + u32 reg; + u32 mask; + u32 shift; +}; + +struct amdgpu_hpd { + enum amdgpu_hpd_id hpd; + u8 plugged_state; + struct amdgpu_gpio_rec gpio; +}; + +struct amdgpu_router { + u32 router_id; + struct amdgpu_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; +}; + +enum amdgpu_connector_audio { + AMDGPU_AUDIO_DISABLE = 0, + AMDGPU_AUDIO_ENABLE = 1, + AMDGPU_AUDIO_AUTO = 2 +}; + +enum amdgpu_connector_dither { + AMDGPU_FMT_DITHER_DISABLE = 0, + AMDGPU_FMT_DITHER_ENABLE = 1, +}; + +struct amdgpu_connector { + struct drm_connector base; + uint32_t connector_id; + uint32_t devices; + struct amdgpu_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; + bool detected_by_load; /* if the connection status was determined by load */ + uint16_t connector_object_id; + struct amdgpu_hpd hpd; + struct amdgpu_router router; + struct amdgpu_i2c_chan *router_bus; + enum amdgpu_connector_audio audio; + enum amdgpu_connector_dither dither; + unsigned pixelclock_for_modeset; +}; + +struct amdgpu_framebuffer { + struct drm_framebuffer base; + struct drm_gem_object *obj; +}; + +#define ENCODER_MODE_IS_DP(em) (((em) == ATOM_ENCODER_MODE_DP) || \ + ((em) == ATOM_ENCODER_MODE_DP_MST)) + +void amdgpu_link_encoder_connector(struct drm_device *dev); + +struct drm_connector * +amdgpu_get_connector_for_encoder(struct drm_encoder *encoder); +struct drm_connector * +amdgpu_get_connector_for_encoder_init(struct drm_encoder *encoder); +bool amdgpu_dig_monitor_is_duallink(struct drm_encoder *encoder, + u32 pixel_clock); + +u16 amdgpu_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder); +struct drm_encoder *amdgpu_get_external_encoder(struct drm_encoder *encoder); + +bool amdgpu_ddc_probe(struct amdgpu_connector *amdgpu_connector, bool use_aux); + +void amdgpu_encoder_set_active_device(struct drm_encoder *encoder); + +int amdgpu_get_crtc_scanoutpos(struct drm_device *dev, int crtc, + unsigned int flags, + int *vpos, int *hpos, ktime_t *stime, + ktime_t *etime); + +int amdgpu_framebuffer_init(struct drm_device *dev, + struct amdgpu_framebuffer *rfb, + struct drm_mode_fb_cmd2 *mode_cmd, + struct drm_gem_object *obj); + +int amdgpufb_remove(struct drm_device *dev, struct drm_framebuffer *fb); + +void amdgpu_enc_destroy(struct drm_encoder *encoder); +void amdgpu_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj); +bool amdgpu_crtc_scaling_mode_fixup(struct drm_crtc *crtc, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); +void amdgpu_panel_mode_fixup(struct drm_encoder *encoder, + struct drm_display_mode *adjusted_mode); +int amdgpu_crtc_idx_to_irq_type(struct amdgpu_device *adev, int crtc); + +/* fbdev layer */ +int amdgpu_fbdev_init(struct amdgpu_device *adev); +void amdgpu_fbdev_fini(struct amdgpu_device *adev); +void amdgpu_fbdev_set_suspend(struct amdgpu_device *adev, int state); +int amdgpu_fbdev_total_size(struct amdgpu_device *adev); +bool amdgpu_fbdev_robj_is_fb(struct amdgpu_device *adev, struct amdgpu_bo *robj); + +void amdgpu_fb_output_poll_changed(struct amdgpu_device *adev); + + +int amdgpu_align_pitch(struct amdgpu_device *adev, int width, int bpp, bool tiled); + +/* amdgpu_display.c */ +void amdgpu_print_display_setup(struct drm_device *dev); +int amdgpu_modeset_create_props(struct amdgpu_device *adev); +int amdgpu_crtc_set_config(struct drm_mode_set *set); +int amdgpu_crtc_page_flip(struct drm_crtc *crtc, + struct drm_framebuffer *fb, + struct drm_pending_vblank_event *event, + uint32_t page_flip_flags); +extern const struct drm_mode_config_funcs amdgpu_mode_funcs; + +#endif -- cgit v1.2.3-54-g00ecf