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path: root/drivers/gpu/drm/i915/display/intel_cdclk.h
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_cdclk.h')
-rw-r--r--drivers/gpu/drm/i915/display/intel_cdclk.h105
1 files changed, 49 insertions, 56 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h b/drivers/gpu/drm/i915/display/intel_cdclk.h
index 48fd7d39e0cd..1ff7d078b42c 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.h
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.h
@@ -8,80 +8,73 @@
#include <linux/types.h>
-#include "intel_display_limits.h"
-#include "intel_global_state.h"
-
-struct drm_i915_private;
+enum pipe;
struct intel_atomic_state;
+struct intel_cdclk_state;
+struct intel_crtc;
struct intel_crtc_state;
+struct intel_display;
struct intel_cdclk_config {
unsigned int cdclk, vco, ref, bypass;
u8 voltage_level;
+ /* This field is only valid for Xe2LPD and above. */
+ bool joined_mbus;
};
-struct intel_cdclk_state {
- struct intel_global_state base;
-
- /*
- * Logical configuration of cdclk (used for all scaling,
- * watermark, etc. calculations and checks). This is
- * computed as if all enabled crtcs were active.
- */
- struct intel_cdclk_config logical;
-
- /*
- * Actual configuration of cdclk, can be different from the
- * logical configuration only when all crtc's are DPMS off.
- */
- struct intel_cdclk_config actual;
-
- /* minimum acceptable cdclk to satisfy bandwidth requirements */
- int bw_min_cdclk;
- /* minimum acceptable cdclk for each pipe */
- int min_cdclk[I915_MAX_PIPES];
- /* minimum acceptable voltage level for each pipe */
- u8 min_voltage_level[I915_MAX_PIPES];
-
- /* pipe to which cd2x update is synchronized */
- enum pipe pipe;
-
- /* forced minimum cdclk for glk+ audio w/a */
- int force_min_cdclk;
-
- /* bitmask of active pipes */
- u8 active_pipes;
-};
-
-int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_state);
-void intel_cdclk_init_hw(struct drm_i915_private *i915);
-void intel_cdclk_uninit_hw(struct drm_i915_private *i915);
-void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv);
-void intel_update_max_cdclk(struct drm_i915_private *dev_priv);
-void intel_update_cdclk(struct drm_i915_private *dev_priv);
-u32 intel_read_rawclk(struct drm_i915_private *dev_priv);
-bool intel_cdclk_needs_modeset(const struct intel_cdclk_config *a,
+void intel_cdclk_init_hw(struct intel_display *display);
+void intel_cdclk_uninit_hw(struct intel_display *display);
+void intel_init_cdclk_hooks(struct intel_display *display);
+void intel_update_max_cdclk(struct intel_display *display);
+void intel_update_cdclk(struct intel_display *display);
+u32 intel_read_rawclk(struct intel_display *display);
+bool intel_cdclk_clock_changed(const struct intel_cdclk_config *a,
const struct intel_cdclk_config *b);
+int intel_mdclk_cdclk_ratio(struct intel_display *display,
+ const struct intel_cdclk_config *cdclk_config);
+bool intel_cdclk_is_decreasing_later(struct intel_atomic_state *state);
void intel_set_cdclk_pre_plane_update(struct intel_atomic_state *state);
void intel_set_cdclk_post_plane_update(struct intel_atomic_state *state);
-void intel_cdclk_dump_config(struct drm_i915_private *i915,
+void intel_cdclk_dump_config(struct intel_display *display,
const struct intel_cdclk_config *cdclk_config,
const char *context);
-int intel_modeset_calc_cdclk(struct intel_atomic_state *state);
-void intel_cdclk_get_cdclk(struct drm_i915_private *dev_priv,
+void intel_cdclk_get_cdclk(struct intel_display *display,
struct intel_cdclk_config *cdclk_config);
-int intel_cdclk_atomic_check(struct intel_atomic_state *state,
- bool *need_cdclk_calc);
+int intel_cdclk_atomic_check(struct intel_atomic_state *state);
+int intel_cdclk_state_set_joined_mbus(struct intel_atomic_state *state, bool joined_mbus);
struct intel_cdclk_state *
intel_atomic_get_cdclk_state(struct intel_atomic_state *state);
+void intel_cdclk_update_hw_state(struct intel_display *display);
+void intel_cdclk_crtc_disable_noatomic(struct intel_crtc *crtc);
+int intel_cdclk_update_dbuf_bw_min_cdclk(struct intel_atomic_state *state,
+ int old_min_cdclk, int new_min_cdclk,
+ bool *need_cdclk_calc);
+
+#define to_intel_cdclk_state(global_state) \
+ container_of_const((global_state), struct intel_cdclk_state, base)
-#define to_intel_cdclk_state(x) container_of((x), struct intel_cdclk_state, base)
#define intel_atomic_get_old_cdclk_state(state) \
- to_intel_cdclk_state(intel_atomic_get_old_global_obj_state(state, &to_i915(state->base.dev)->display.cdclk.obj))
+ to_intel_cdclk_state(intel_atomic_get_old_global_obj_state(state, &to_intel_display(state)->cdclk.obj))
#define intel_atomic_get_new_cdclk_state(state) \
- to_intel_cdclk_state(intel_atomic_get_new_global_obj_state(state, &to_i915(state->base.dev)->display.cdclk.obj))
-
-int intel_cdclk_init(struct drm_i915_private *dev_priv);
-void intel_cdclk_debugfs_register(struct drm_i915_private *i915);
+ to_intel_cdclk_state(intel_atomic_get_new_global_obj_state(state, &to_intel_display(state)->cdclk.obj))
+
+int intel_cdclk_init(struct intel_display *display);
+void intel_cdclk_debugfs_register(struct intel_display *display);
+
+int intel_cdclk_logical(const struct intel_cdclk_state *cdclk_state);
+int intel_cdclk_actual(const struct intel_cdclk_state *cdclk_state);
+int intel_cdclk_actual_voltage_level(const struct intel_cdclk_state *cdclk_state);
+int intel_cdclk_min_cdclk(const struct intel_cdclk_state *cdclk_state, enum pipe pipe);
+bool intel_cdclk_pmdemand_needs_update(struct intel_atomic_state *state);
+void intel_cdclk_force_min_cdclk(struct intel_cdclk_state *cdclk_state, int force_min_cdclk);
+void intel_cdclk_read_hw(struct intel_display *display);
+
+unsigned int intel_cdclk_prefill_adjustment(const struct intel_crtc_state *crtc_state);
+unsigned int intel_cdclk_prefill_adjustment_worst(const struct intel_crtc_state *crtc_state);
+int intel_cdclk_min_cdclk_for_prefill(const struct intel_crtc_state *crtc_state,
+ unsigned int prefill_lines_unadjusted,
+ unsigned int prefill_lines_available);
+
+int intel_crtc_min_cdclk(const struct intel_crtc_state *crtc_state);
#endif /* __INTEL_CDCLK_H__ */