diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display.h')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display.h | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index d2c718f25478..e57e6969051d 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -28,8 +28,30 @@ #include <drm/drm_util.h> #include <drm/i915_drm.h> +enum link_m_n_set; +struct dpll; +struct drm_connector; +struct drm_device; +struct drm_encoder; +struct drm_file; +struct drm_framebuffer; +struct drm_i915_error_state_buf; +struct drm_i915_gem_object; struct drm_i915_private; +struct drm_modeset_acquire_ctx; +struct drm_plane; +struct drm_plane_state; +struct i915_ggtt_view; +struct intel_crtc; +struct intel_crtc_state; +struct intel_digital_port; +struct intel_dp; +struct intel_encoder; +struct intel_load_detect_pipe; +struct intel_plane; struct intel_plane_state; +struct intel_remapped_info; +struct intel_rotation_info; enum i915_gpio { GPIOA, @@ -400,4 +422,171 @@ u32 intel_plane_fb_max_stride(struct drm_i915_private *dev_priv, bool intel_plane_can_remap(const struct intel_plane_state *plane_state); enum phy intel_port_to_phy(struct drm_i915_private *i915, enum port port); +void intel_plane_destroy(struct drm_plane *plane); +void i830_enable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe); +void i830_disable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe); +enum pipe intel_crtc_pch_transcoder(struct intel_crtc *crtc); +int vlv_get_hpll_vco(struct drm_i915_private *dev_priv); +int vlv_get_cck_clock(struct drm_i915_private *dev_priv, + const char *name, u32 reg, int ref_freq); +int vlv_get_cck_clock_hpll(struct drm_i915_private *dev_priv, + const char *name, u32 reg); +void lpt_disable_pch_transcoder(struct drm_i915_private *dev_priv); +void lpt_disable_iclkip(struct drm_i915_private *dev_priv); +void intel_init_display_hooks(struct drm_i915_private *dev_priv); +unsigned int intel_fb_xy_to_linear(int x, int y, + const struct intel_plane_state *state, + int plane); +unsigned int intel_fb_align_height(const struct drm_framebuffer *fb, + int color_plane, unsigned int height); +void intel_add_fb_offsets(int *x, int *y, + const struct intel_plane_state *state, int plane); +unsigned int intel_rotation_info_size(const struct intel_rotation_info *rot_info); +unsigned int intel_remapped_info_size(const struct intel_remapped_info *rem_info); +bool intel_has_pending_fb_unpin(struct drm_i915_private *dev_priv); +int intel_display_suspend(struct drm_device *dev); +void intel_pps_unlock_regs_wa(struct drm_i915_private *dev_priv); +void intel_encoder_destroy(struct drm_encoder *encoder); +struct drm_display_mode * +intel_encoder_current_mode(struct intel_encoder *encoder); +bool intel_phy_is_combo(struct drm_i915_private *dev_priv, enum phy phy); +bool intel_phy_is_tc(struct drm_i915_private *dev_priv, enum phy phy); +enum tc_port intel_port_to_tc(struct drm_i915_private *dev_priv, + enum port port); +int intel_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +enum transcoder intel_pipe_to_cpu_transcoder(struct drm_i915_private *dev_priv, + enum pipe pipe); +u32 intel_crtc_get_vblank_counter(struct intel_crtc *crtc); + +int ironlake_get_lanes_required(int target_clock, int link_bw, int bpp); +void vlv_wait_port_ready(struct drm_i915_private *dev_priv, + struct intel_digital_port *dport, + unsigned int expected_mask); +int intel_get_load_detect_pipe(struct drm_connector *connector, + const struct drm_display_mode *mode, + struct intel_load_detect_pipe *old, + struct drm_modeset_acquire_ctx *ctx); +void intel_release_load_detect_pipe(struct drm_connector *connector, + struct intel_load_detect_pipe *old, + struct drm_modeset_acquire_ctx *ctx); +struct i915_vma * +intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb, + const struct i915_ggtt_view *view, + bool uses_fence, + unsigned long *out_flags); +void intel_unpin_fb_vma(struct i915_vma *vma, unsigned long flags); +struct drm_framebuffer * +intel_framebuffer_create(struct drm_i915_gem_object *obj, + struct drm_mode_fb_cmd2 *mode_cmd); +int intel_prepare_plane_fb(struct drm_plane *plane, + struct drm_plane_state *new_state); +void intel_cleanup_plane_fb(struct drm_plane *plane, + struct drm_plane_state *old_state); + +void assert_pch_transcoder_disabled(struct drm_i915_private *dev_priv, + enum pipe pipe); + +int vlv_force_pll_on(struct drm_i915_private *dev_priv, enum pipe pipe, + const struct dpll *dpll); +void vlv_force_pll_off(struct drm_i915_private *dev_priv, enum pipe pipe); +int lpt_get_iclkip(struct drm_i915_private *dev_priv); +bool intel_fuzzy_clock_check(int clock1, int clock2); + +void intel_prepare_reset(struct drm_i915_private *dev_priv); +void intel_finish_reset(struct drm_i915_private *dev_priv); +void intel_dp_get_m_n(struct intel_crtc *crtc, + struct intel_crtc_state *pipe_config); +void intel_dp_set_m_n(const struct intel_crtc_state *crtc_state, + enum link_m_n_set m_n); +void intel_dp_ycbcr_420_enable(struct intel_dp *intel_dp, + const struct intel_crtc_state *crtc_state); +int intel_dotclock_calculate(int link_freq, const struct intel_link_m_n *m_n); +bool bxt_find_best_dpll(struct intel_crtc_state *crtc_state, + struct dpll *best_clock); +int chv_calc_dpll_params(int refclk, struct dpll *pll_clock); + +bool intel_crtc_active(struct intel_crtc *crtc); +bool hsw_crtc_state_ips_capable(const struct intel_crtc_state *crtc_state); +void hsw_enable_ips(const struct intel_crtc_state *crtc_state); +void hsw_disable_ips(const struct intel_crtc_state *crtc_state); +enum intel_display_power_domain intel_port_to_power_domain(enum port port); +enum intel_display_power_domain +intel_aux_power_domain(struct intel_digital_port *dig_port); +void intel_mode_from_pipe_config(struct drm_display_mode *mode, + struct intel_crtc_state *pipe_config); +void intel_crtc_arm_fifo_underrun(struct intel_crtc *crtc, + struct intel_crtc_state *crtc_state); + +u16 skl_scaler_calc_phase(int sub, int scale, bool chroma_center); +int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state); +int skl_max_scale(const struct intel_crtc_state *crtc_state, + u32 pixel_format); +u32 glk_plane_color_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state); +u32 glk_plane_color_ctl_crtc(const struct intel_crtc_state *crtc_state); +u32 skl_plane_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state); +u32 skl_plane_ctl_crtc(const struct intel_crtc_state *crtc_state); +u32 skl_plane_stride(const struct intel_plane_state *plane_state, + int plane); +int skl_check_plane_surface(struct intel_plane_state *plane_state); +int i9xx_check_plane_surface(struct intel_plane_state *plane_state); +int skl_format_to_fourcc(int format, bool rgb_order, bool alpha); +unsigned int i9xx_plane_max_stride(struct intel_plane *plane, + u32 pixel_format, u64 modifier, + unsigned int rotation); +int bdw_get_pipemisc_bpp(struct intel_crtc *crtc); + +struct intel_display_error_state * +intel_display_capture_error_state(struct drm_i915_private *dev_priv); +void intel_display_print_error_state(struct drm_i915_error_state_buf *e, + struct intel_display_error_state *error); + +/* modesetting */ +void intel_modeset_init_hw(struct drm_device *dev); +int intel_modeset_init(struct drm_device *dev); +void intel_modeset_driver_remove(struct drm_device *dev); +int intel_modeset_vga_set_state(struct drm_i915_private *dev_priv, bool state); +void intel_display_resume(struct drm_device *dev); +void i915_redisable_vga(struct drm_i915_private *dev_priv); +void i915_redisable_vga_power_on(struct drm_i915_private *dev_priv); +void intel_init_pch_refclk(struct drm_i915_private *dev_priv); + +/* modesetting asserts */ +void assert_panel_unlocked(struct drm_i915_private *dev_priv, + enum pipe pipe); +void assert_pll(struct drm_i915_private *dev_priv, + enum pipe pipe, bool state); +#define assert_pll_enabled(d, p) assert_pll(d, p, true) +#define assert_pll_disabled(d, p) assert_pll(d, p, false) +void assert_dsi_pll(struct drm_i915_private *dev_priv, bool state); +#define assert_dsi_pll_enabled(d) assert_dsi_pll(d, true) +#define assert_dsi_pll_disabled(d) assert_dsi_pll(d, false) +void assert_fdi_rx_pll(struct drm_i915_private *dev_priv, + enum pipe pipe, bool state); +#define assert_fdi_rx_pll_enabled(d, p) assert_fdi_rx_pll(d, p, true) +#define assert_fdi_rx_pll_disabled(d, p) assert_fdi_rx_pll(d, p, false) +void assert_pipe(struct drm_i915_private *dev_priv, enum pipe pipe, bool state); +#define assert_pipe_enabled(d, p) assert_pipe(d, p, true) +#define assert_pipe_disabled(d, p) assert_pipe(d, p, false) + +/* Use I915_STATE_WARN(x) and I915_STATE_WARN_ON() (rather than WARN() and + * WARN_ON()) for hw state sanity checks to check for unexpected conditions + * which may not necessarily be a user visible problem. This will either + * WARN() or DRM_ERROR() depending on the verbose_checks moduleparam, to + * enable distros and users to tailor their preferred amount of i915 abrt + * spam. + */ +#define I915_STATE_WARN(condition, format...) ({ \ + int __ret_warn_on = !!(condition); \ + if (unlikely(__ret_warn_on)) \ + if (!WARN(i915_modparams.verbose_state_checks, format)) \ + DRM_ERROR(format); \ + unlikely(__ret_warn_on); \ +}) + +#define I915_STATE_WARN_ON(x) \ + I915_STATE_WARN((x), "%s", "WARN_ON(" __stringify(x) ")") + #endif |
