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path: root/drivers/gpu/drm/i915/intel_drv.h
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_drv.h')
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h186
1 files changed, 141 insertions, 45 deletions
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 624a9e6b8d71..c8c9b6f48230 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -120,7 +120,6 @@ struct intel_encoder {
struct intel_crtc *new_crtc;
int type;
- bool needs_tv_clock;
/*
* Intel hw has only one MUX where encoders could be clone, hence a
* simple flag is enough to compute the possible_clones mask.
@@ -140,6 +139,12 @@ struct intel_encoder {
* the encoder is active. If the encoder is enabled it also set the pipe
* it is connected to in the pipe parameter. */
bool (*get_hw_state)(struct intel_encoder *, enum pipe *pipe);
+ /* Reconstructs the equivalent mode flags for the current hardware
+ * state. This must be called _after_ display->get_pipe_config has
+ * pre-filled the pipe config. Note that intel_encoder->base.crtc must
+ * be set correctly before calling this function. */
+ void (*get_config)(struct intel_encoder *,
+ struct intel_crtc_config *pipe_config);
int crtc_mask;
enum hpd_pin hpd_pin;
};
@@ -177,7 +182,30 @@ struct intel_connector {
u8 polled;
};
+typedef struct dpll {
+ /* given values */
+ int n;
+ int m1, m2;
+ int p1, p2;
+ /* derived values */
+ int dot;
+ int vco;
+ int m;
+ int p;
+} intel_clock_t;
+
struct intel_crtc_config {
+ /**
+ * quirks - bitfield with hw state readout quirks
+ *
+ * For various reasons the hw state readout code might not be able to
+ * completely faithfully read out the current state. These cases are
+ * tracked with quirk flags so that fastboot and state checker can act
+ * accordingly.
+ */
+#define PIPE_CONFIG_QUIRK_MODE_SYNC_FLAGS (1<<0) /* unreliable sync mode.flags */
+ unsigned long quirks;
+
struct drm_display_mode requested_mode;
struct drm_display_mode adjusted_mode;
/* This flag must be set by the encoder's compute_config callback if it
@@ -201,29 +229,67 @@ struct intel_crtc_config {
/* DP has a bunch of special case unfortunately, so mark the pipe
* accordingly. */
bool has_dp_encoder;
+
+ /*
+ * Enable dithering, used when the selected pipe bpp doesn't match the
+ * plane bpp.
+ */
bool dither;
/* Controls for the clock computation, to override various stages. */
bool clock_set;
+ /* SDVO TV has a bunch of special case. To make multifunction encoders
+ * work correctly, we need to track this at runtime.*/
+ bool sdvo_tv_clock;
+
+ /*
+ * crtc bandwidth limit, don't increase pipe bpp or clock if not really
+ * required. This is set in the 2nd loop of calling encoder's
+ * ->compute_config if the first pick doesn't work out.
+ */
+ bool bw_constrained;
+
/* Settings for the intel dpll used on pretty much everything but
* haswell. */
- struct dpll {
- unsigned n;
- unsigned m1, m2;
- unsigned p1, p2;
- } dpll;
+ struct dpll dpll;
+
+ /* Selected dpll when shared or DPLL_ID_PRIVATE. */
+ enum intel_dpll_id shared_dpll;
+
+ /* Actual register state of the dpll, for shared dpll cross-checking. */
+ struct intel_dpll_hw_state dpll_hw_state;
int pipe_bpp;
struct intel_link_m_n dp_m_n;
- /**
- * This is currently used by DP and HDMI encoders since those can have a
- * target pixel clock != the port link clock (which is currently stored
- * in adjusted_mode->clock).
+
+ /*
+ * Frequence the dpll for the port should run at. Differs from the
+ * adjusted dotclock e.g. for DP or 12bpc hdmi mode.
*/
- int pixel_target_clock;
+ int port_clock;
+
/* Used by SDVO (and if we ever fix it, HDMI). */
unsigned pixel_multiplier;
+
+ /* Panel fitter controls for gen2-gen4 + VLV */
+ struct {
+ u32 control;
+ u32 pgm_ratios;
+ u32 lvds_border_bits;
+ } gmch_pfit;
+
+ /* Panel fitter placement and size for Ironlake+ */
+ struct {
+ u32 pos;
+ u32 size;
+ } pch_pfit;
+
+ /* FDI configuration, only valid if has_pch_encoder is set. */
+ int fdi_lanes;
+ struct intel_link_m_n fdi_m_n;
+
+ bool ips_enabled;
};
struct intel_crtc {
@@ -242,7 +308,6 @@ struct intel_crtc {
bool lowfreq_avail;
struct intel_overlay *overlay;
struct intel_unpin_work *unpin_work;
- int fdi_lanes;
atomic_t unpin_work_count;
@@ -259,12 +324,14 @@ struct intel_crtc {
struct intel_crtc_config config;
- /* We can share PLLs across outputs if the timings match */
- struct intel_pch_pll *pch_pll;
uint32_t ddi_pll_sel;
/* reset counter value when the last flip was submitted */
unsigned int reset_counter;
+
+ /* Access to these should be protected by dev_priv->irq_lock. */
+ bool cpu_fifo_underrun_disabled;
+ bool pch_fifo_underrun_disabled;
};
struct intel_plane {
@@ -279,6 +346,18 @@ struct intel_plane {
unsigned int crtc_w, crtc_h;
uint32_t src_x, src_y;
uint32_t src_w, src_h;
+
+ /* Since we need to change the watermarks before/after
+ * enabling/disabling the planes, we need to store the parameters here
+ * as the other pieces of the struct may not reflect the values we want
+ * for the watermark calculations. Currently only Haswell uses this.
+ */
+ struct {
+ bool enable;
+ uint8_t bytes_per_pixel;
+ uint32_t horiz_pixels;
+ } wm;
+
void (*update_plane)(struct drm_plane *plane,
struct drm_framebuffer *fb,
struct drm_i915_gem_object *obj,
@@ -411,7 +490,6 @@ struct intel_dp {
uint8_t downstream_ports[DP_MAX_DOWNSTREAM_PORTS];
struct i2c_adapter adapter;
struct i2c_algo_dp_aux_data algo;
- bool is_pch_edp;
uint8_t train_set[4];
int panel_power_up_delay;
int panel_power_down_delay;
@@ -431,6 +509,19 @@ struct intel_digital_port {
struct intel_hdmi hdmi;
};
+static inline int
+vlv_dport_to_channel(struct intel_digital_port *dport)
+{
+ switch (dport->port) {
+ case PORT_B:
+ return 0;
+ case PORT_C:
+ return 1;
+ default:
+ BUG();
+ }
+}
+
static inline struct drm_crtc *
intel_get_crtc_for_pipe(struct drm_device *dev, int pipe)
{
@@ -474,6 +565,7 @@ int intel_ddc_get_modes(struct drm_connector *c, struct i2c_adapter *adapter);
extern void intel_attach_force_audio_property(struct drm_connector *connector);
extern void intel_attach_broadcast_rgb_property(struct drm_connector *connector);
+extern bool intel_pipe_has_type(struct drm_crtc *crtc, int type);
extern void intel_crt_init(struct drm_device *dev);
extern void intel_hdmi_init(struct drm_device *dev,
int hdmi_reg, enum port port);
@@ -488,13 +580,14 @@ extern bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg,
extern void intel_dvo_init(struct drm_device *dev);
extern void intel_tv_init(struct drm_device *dev);
extern void intel_mark_busy(struct drm_device *dev);
-extern void intel_mark_fb_busy(struct drm_i915_gem_object *obj);
+extern void intel_mark_fb_busy(struct drm_i915_gem_object *obj,
+ struct intel_ring_buffer *ring);
extern void intel_mark_idle(struct drm_device *dev);
-extern bool intel_lvds_init(struct drm_device *dev);
+extern void intel_lvds_init(struct drm_device *dev);
extern bool intel_is_dual_link_lvds(struct drm_device *dev);
extern void intel_dp_init(struct drm_device *dev, int output_reg,
enum port port);
-extern void intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
+extern bool intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
struct intel_connector *intel_connector);
extern void intel_dp_init_link_config(struct intel_dp *intel_dp);
extern void intel_dp_start_link_train(struct intel_dp *intel_dp);
@@ -512,7 +605,6 @@ extern void ironlake_edp_panel_on(struct intel_dp *intel_dp);
extern void ironlake_edp_panel_off(struct intel_dp *intel_dp);
extern void ironlake_edp_panel_vdd_on(struct intel_dp *intel_dp);
extern void ironlake_edp_panel_vdd_off(struct intel_dp *intel_dp, bool sync);
-extern bool intel_encoder_is_pch_edp(struct drm_encoder *encoder);
extern int intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane);
extern void intel_flush_display_plane(struct drm_i915_private *dev_priv,
enum plane plane);
@@ -524,12 +616,14 @@ extern void intel_panel_fini(struct intel_panel *panel);
extern void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode,
struct drm_display_mode *adjusted_mode);
-extern void intel_pch_panel_fitting(struct drm_device *dev,
- int fitting_mode,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode);
-extern u32 intel_panel_get_max_backlight(struct drm_device *dev);
-extern void intel_panel_set_backlight(struct drm_device *dev, u32 level);
+extern void intel_pch_panel_fitting(struct intel_crtc *crtc,
+ struct intel_crtc_config *pipe_config,
+ int fitting_mode);
+extern void intel_gmch_panel_fitting(struct intel_crtc *crtc,
+ struct intel_crtc_config *pipe_config,
+ int fitting_mode);
+extern void intel_panel_set_backlight(struct drm_device *dev,
+ u32 level, u32 max);
extern int intel_panel_setup_backlight(struct drm_connector *connector);
extern void intel_panel_enable_backlight(struct drm_device *dev,
enum pipe pipe);
@@ -553,11 +647,11 @@ extern void intel_crtc_load_lut(struct drm_crtc *crtc);
extern void intel_crtc_update_dpms(struct drm_crtc *crtc);
extern void intel_encoder_destroy(struct drm_encoder *encoder);
extern void intel_encoder_dpms(struct intel_encoder *encoder, int mode);
-extern bool intel_encoder_check_is_cloned(struct intel_encoder *encoder);
extern void intel_connector_dpms(struct drm_connector *, int mode);
extern bool intel_connector_get_hw_state(struct intel_connector *connector);
extern void intel_modeset_check_state(struct drm_device *dev);
extern void intel_plane_restore(struct drm_plane *plane);
+extern void intel_plane_disable(struct drm_plane *plane);
static inline struct intel_encoder *intel_attached_encoder(struct drm_connector *connector)
@@ -565,19 +659,17 @@ static inline struct intel_encoder *intel_attached_encoder(struct drm_connector
return to_intel_connector(connector)->encoder;
}
-static inline struct intel_dp *enc_to_intel_dp(struct drm_encoder *encoder)
-{
- struct intel_digital_port *intel_dig_port =
- container_of(encoder, struct intel_digital_port, base.base);
- return &intel_dig_port->dp;
-}
-
static inline struct intel_digital_port *
enc_to_dig_port(struct drm_encoder *encoder)
{
return container_of(encoder, struct intel_digital_port, base.base);
}
+static inline struct intel_dp *enc_to_intel_dp(struct drm_encoder *encoder)
+{
+ return &enc_to_dig_port(encoder)->dp;
+}
+
static inline struct intel_digital_port *
dp_to_dig_port(struct intel_dp *intel_dp)
{
@@ -607,6 +699,7 @@ intel_pipe_to_cpu_transcoder(struct drm_i915_private *dev_priv,
extern void intel_wait_for_vblank(struct drm_device *dev, int pipe);
extern void intel_wait_for_pipe_off(struct drm_device *dev, int pipe);
extern int ironlake_get_lanes_required(int target_clock, int link_bw, int bpp);
+extern void vlv_wait_port_ready(struct drm_i915_private *dev_priv, int port);
struct intel_load_detect_pipe {
struct drm_framebuffer *release_fb;
@@ -660,13 +753,9 @@ extern void assert_pipe(struct drm_i915_private *dev_priv, enum pipe pipe,
#define assert_pipe_disabled(d, p) assert_pipe(d, p, false)
extern void intel_init_clock_gating(struct drm_device *dev);
+extern void intel_suspend_hw(struct drm_device *dev);
extern void intel_write_eld(struct drm_encoder *encoder,
struct drm_display_mode *mode);
-extern void intel_cpt_verify_modeset(struct drm_device *dev, int pipe);
-extern void intel_cpu_transcoder_set_m_n(struct intel_crtc *crtc,
- struct intel_link_m_n *m_n);
-extern void intel_pch_transcoder_set_m_n(struct intel_crtc *crtc,
- struct intel_link_m_n *m_n);
extern void intel_prepare_ddi(struct drm_device *dev);
extern void hsw_fdi_link_train(struct drm_crtc *crtc);
extern void intel_ddi_init(struct drm_device *dev, enum port port);
@@ -675,9 +764,7 @@ extern void intel_ddi_init(struct drm_device *dev, enum port port);
extern void intel_update_watermarks(struct drm_device *dev);
extern void intel_update_sprite_watermarks(struct drm_device *dev, int pipe,
uint32_t sprite_width,
- int pixel_size);
-extern void intel_update_linetime_watermarks(struct drm_device *dev, int pipe,
- struct drm_display_mode *mode);
+ int pixel_size, bool enable);
extern unsigned long intel_gen4_compute_page_offset(int *x, int *y,
unsigned int tiling_mode,
@@ -689,8 +776,6 @@ extern int intel_sprite_set_colorkey(struct drm_device *dev, void *data,
extern int intel_sprite_get_colorkey(struct drm_device *dev, void *data,
struct drm_file *file_priv);
-extern u32 intel_dpio_read(struct drm_i915_private *dev_priv, int reg);
-
/* Power-related functions, located in intel_pm.c */
extern void intel_init_pm(struct drm_device *dev);
/* FBC */
@@ -701,7 +786,12 @@ extern void intel_update_fbc(struct drm_device *dev);
extern void intel_gpu_ips_init(struct drm_i915_private *dev_priv);
extern void intel_gpu_ips_teardown(void);
-extern bool intel_using_power_well(struct drm_device *dev);
+/* Power well */
+extern int i915_init_power_well(struct drm_device *dev);
+extern void i915_remove_power_well(struct drm_device *dev);
+
+extern bool intel_display_power_enabled(struct drm_device *dev,
+ enum intel_display_power_domain domain);
extern void intel_init_power_well(struct drm_device *dev);
extern void intel_set_power_well(struct drm_device *dev, bool enable);
extern void intel_enable_gt_powersave(struct drm_device *dev);
@@ -719,7 +809,7 @@ extern void intel_ddi_disable_transcoder_func(struct drm_i915_private *dev_priv,
extern void intel_ddi_enable_pipe_clock(struct intel_crtc *intel_crtc);
extern void intel_ddi_disable_pipe_clock(struct intel_crtc *intel_crtc);
extern void intel_ddi_setup_hw_pll_state(struct drm_device *dev);
-extern bool intel_ddi_pll_mode_set(struct drm_crtc *crtc, int clock);
+extern bool intel_ddi_pll_mode_set(struct drm_crtc *crtc);
extern void intel_ddi_put_crtc_pll(struct drm_crtc *crtc);
extern void intel_ddi_set_pipe_settings(struct drm_crtc *crtc);
extern void intel_ddi_prepare_link_retrain(struct drm_encoder *encoder);
@@ -728,5 +818,11 @@ intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
extern void intel_ddi_fdi_disable(struct drm_crtc *crtc);
extern void intel_display_handle_reset(struct drm_device *dev);
+extern bool intel_set_cpu_fifo_underrun_reporting(struct drm_device *dev,
+ enum pipe pipe,
+ bool enable);
+extern bool intel_set_pch_fifo_underrun_reporting(struct drm_device *dev,
+ enum transcoder pch_transcoder,
+ bool enable);
#endif /* __INTEL_DRV_H__ */