1 /* SPDX-License-Identifier: MIT */ 2 /* Copyright © 2025 Intel Corporation */ 3 4 #ifndef __INTEL_PARENT_H__ 5 #define __INTEL_PARENT_H__ 6 7 #include <linux/types.h> 8 9 struct dma_fence; 10 struct drm_scanout_buffer; 11 struct intel_display; 12 struct intel_hdcp_gsc_context; 13 struct intel_panic; 14 struct intel_stolen_node; 15 16 /* hdcp */ 17 ssize_t intel_parent_hdcp_gsc_msg_send(struct intel_display *display, 18 struct intel_hdcp_gsc_context *gsc_context, 19 void *msg_in, size_t msg_in_len, 20 void *msg_out, size_t msg_out_len); 21 bool intel_parent_hdcp_gsc_check_status(struct intel_display *display); 22 struct intel_hdcp_gsc_context *intel_parent_hdcp_gsc_context_alloc(struct intel_display *display); 23 void intel_parent_hdcp_gsc_context_free(struct intel_display *display, 24 struct intel_hdcp_gsc_context *gsc_context); 25 26 /* irq */ 27 bool intel_parent_irq_enabled(struct intel_display *display); 28 void intel_parent_irq_synchronize(struct intel_display *display); 29 30 /* panic */ 31 struct intel_panic *intel_parent_panic_alloc(struct intel_display *display); 32 int intel_parent_panic_setup(struct intel_display *display, struct intel_panic *panic, struct drm_scanout_buffer *sb); 33 void intel_parent_panic_finish(struct intel_display *display, struct intel_panic *panic); 34 35 /* pc8 */ 36 void intel_parent_pc8_block(struct intel_display *display); 37 void intel_parent_pc8_unblock(struct intel_display *display); 38 39 /* rps */ 40 bool intel_parent_rps_available(struct intel_display *display); 41 void intel_parent_rps_boost_if_not_started(struct intel_display *display, struct dma_fence *fence); 42 void intel_parent_rps_mark_interactive(struct intel_display *display, bool interactive); 43 void intel_parent_rps_ilk_irq_handler(struct intel_display *display); 44 45 /* stolen */ 46 int intel_parent_stolen_insert_node_in_range(struct intel_display *display, 47 struct intel_stolen_node *node, u64 size, 48 unsigned int align, u64 start, u64 end); 49 int intel_parent_stolen_insert_node(struct intel_display *display, struct intel_stolen_node *node, u64 size, 50 unsigned int align); 51 void intel_parent_stolen_remove_node(struct intel_display *display, 52 struct intel_stolen_node *node); 53 bool intel_parent_stolen_initialized(struct intel_display *display); 54 bool intel_parent_stolen_node_allocated(struct intel_display *display, 55 const struct intel_stolen_node *node); 56 u32 intel_parent_stolen_node_offset(struct intel_display *display, struct intel_stolen_node *node); 57 u64 intel_parent_stolen_area_address(struct intel_display *display); 58 u64 intel_parent_stolen_area_size(struct intel_display *display); 59 u64 intel_parent_stolen_node_address(struct intel_display *display, struct intel_stolen_node *node); 60 u64 intel_parent_stolen_node_size(struct intel_display *display, const struct intel_stolen_node *node); 61 struct intel_stolen_node *intel_parent_stolen_node_alloc(struct intel_display *display); 62 void intel_parent_stolen_node_free(struct intel_display *display, const struct intel_stolen_node *node); 63 64 /* generic */ 65 bool intel_parent_has_auxccs(struct intel_display *display); 66 bool intel_parent_has_fenced_regions(struct intel_display *display); 67 bool intel_parent_vgpu_active(struct intel_display *display); 68 void intel_parent_fence_priority_display(struct intel_display *display, struct dma_fence *fence); 69 70 #endif /* __INTEL_PARENT_H__ */ 71