Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 98 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/display/intel_fb.h b/drivers/gpu/drm/i915/display/intel_fb.h
new file mode 100644
index 0000000000..e85167d6bc
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/intel_fb.h
@@ -0,0 +1,98 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2020-2021 Intel Corporation
+ */
+
+#ifndef __INTEL_FB_H__
+#define __INTEL_FB_H__
+
+#include <linux/bits.h>
+#include <linux/types.h>
+
+struct drm_device;
+struct drm_file;
+struct drm_framebuffer;
+struct drm_i915_gem_object;
+struct drm_i915_private;
+struct drm_mode_fb_cmd2;
+struct intel_fb_view;
+struct intel_framebuffer;
+struct intel_plane;
+struct intel_plane_state;
+
+#define INTEL_PLANE_CAP_NONE		0
+#define INTEL_PLANE_CAP_CCS_RC		BIT(0)
+#define INTEL_PLANE_CAP_CCS_RC_CC	BIT(1)
+#define INTEL_PLANE_CAP_CCS_MC		BIT(2)
+#define INTEL_PLANE_CAP_TILING_X	BIT(3)
+#define INTEL_PLANE_CAP_TILING_Y	BIT(4)
+#define INTEL_PLANE_CAP_TILING_Yf	BIT(5)
+#define INTEL_PLANE_CAP_TILING_4	BIT(6)
+
+bool intel_fb_is_tiled_modifier(u64 modifier);
+bool intel_fb_is_ccs_modifier(u64 modifier);
+bool intel_fb_is_rc_ccs_cc_modifier(u64 modifier);
+bool intel_fb_is_mc_ccs_modifier(u64 modifier);
+
+bool intel_fb_is_ccs_aux_plane(const struct drm_framebuffer *fb, int color_plane);
+int intel_fb_rc_ccs_cc_plane(const struct drm_framebuffer *fb);
+
+u64 *intel_fb_plane_get_modifiers(struct drm_i915_private *i915,
+				  u8 plane_caps);
+bool intel_fb_plane_supports_modifier(struct intel_plane *plane, u64 modifier);
+
+const struct drm_format_info *
+intel_fb_get_format_info(const struct drm_mode_fb_cmd2 *cmd);
+
+bool
+intel_format_info_is_yuv_semiplanar(const struct drm_format_info *info,
+				    u64 modifier);
+
+bool is_surface_linear(const struct drm_framebuffer *fb, int color_plane);
+
+int main_to_ccs_plane(const struct drm_framebuffer *fb, int main_plane);
+int skl_ccs_to_main_plane(const struct drm_framebuffer *fb, int ccs_plane);
+int skl_main_to_aux_plane(const struct drm_framebuffer *fb, int main_plane);
+
+unsigned int intel_tile_size(const struct drm_i915_private *i915);
+unsigned int intel_tile_width_bytes(const struct drm_framebuffer *fb, int color_plane);
+unsigned int intel_tile_height(const struct drm_framebuffer *fb, int color_plane);
+unsigned int intel_tile_row_size(const struct drm_framebuffer *fb, int color_plane);
+unsigned int intel_fb_align_height(const struct drm_framebuffer *fb,
+				   int color_plane, unsigned int height);
+unsigned int intel_cursor_alignment(const struct drm_i915_private *i915);
+unsigned int intel_surf_alignment(const struct drm_framebuffer *fb,
+				  int color_plane);
+
+void intel_fb_plane_get_subsampling(int *hsub, int *vsub,
+				    const struct drm_framebuffer *fb,
+				    int color_plane);
+
+u32 intel_plane_adjust_aligned_offset(int *x, int *y,
+				      const struct intel_plane_state *state,
+				      int color_plane,
+				      u32 old_offset, u32 new_offset);
+u32 intel_plane_compute_aligned_offset(int *x, int *y,
+				       const struct intel_plane_state *state,
+				       int color_plane);
+
+bool intel_fb_needs_pot_stride_remap(const struct intel_framebuffer *fb);
+bool intel_fb_supports_90_270_rotation(const struct intel_framebuffer *fb);
+
+int intel_fill_fb_info(struct drm_i915_private *i915, struct intel_framebuffer *fb);
+void intel_fb_fill_view(const struct intel_framebuffer *fb, unsigned int rotation,
+			struct intel_fb_view *view);
+int intel_plane_compute_gtt(struct intel_plane_state *plane_state);
+
+int intel_framebuffer_init(struct intel_framebuffer *ifb,
+			   struct drm_i915_gem_object *obj,
+			   struct drm_mode_fb_cmd2 *mode_cmd);
+struct drm_framebuffer *
+intel_user_framebuffer_create(struct drm_device *dev,
+			      struct drm_file *filp,
+			      const struct drm_mode_fb_cmd2 *user_mode_cmd);
+
+bool intel_fb_modifier_uses_dpt(struct drm_i915_private *i915, u64 modifier);
+bool intel_fb_uses_dpt(const struct drm_framebuffer *fb);
+
+#endif /* __INTEL_FB_H__ */