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Kernel/IntelGraphics: Move DisplayPlane enable code to derived classes
Instead of doing that on the IntelDisplayPlane class, let's have this in derived classes so these classes can decide how to use the settings that were provided before calling the enable method.
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5 changed files with 60 additions and 18 deletions
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@ -38,8 +38,13 @@ public:
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public:
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static ErrorOr<NonnullOwnPtr<IntelDisplayPlane>> create_with_physical_address(PhysicalAddress plane_registers_start_address);
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virtual ErrorOr<void> set_plane_settings(Badge<IntelDisplayConnectorGroup>, PhysicalAddress aperture_start, PipeSelect, size_t horizontal_active_pixels_count) = 0;
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ErrorOr<void> enable(Badge<IntelDisplayConnectorGroup>);
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ErrorOr<void> set_horizontal_active_pixels_count(Badge<IntelDisplayConnectorGroup>, size_t horizontal_active_pixels_count);
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ErrorOr<void> set_vertical_active_pixels_count(Badge<IntelDisplayConnectorGroup>, size_t vertical_active_pixels_count);
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ErrorOr<void> set_horizontal_stride(Badge<IntelDisplayConnectorGroup>, size_t horizontal_stride);
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ErrorOr<void> set_aperture_base(Badge<IntelDisplayConnectorGroup>, PhysicalAddress aperture_start);
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ErrorOr<void> set_pipe(Badge<IntelDisplayConnectorGroup>, PipeSelect);
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virtual ErrorOr<void> enable(Badge<IntelDisplayConnectorGroup>) = 0;
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bool is_enabled(Badge<IntelDisplayConnectorGroup>);
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ErrorOr<void> disable(Badge<IntelDisplayConnectorGroup>);
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@ -60,5 +65,13 @@ protected:
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mutable Spinlock<LockRank::None> m_access_lock;
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ShadowRegisters m_shadow_registers {};
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Memory::TypedMapping<PlaneRegisters volatile> m_plane_registers;
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// Note: The PipeSelect value is used only in planes until Skylake graphics.
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PipeSelect m_pipe_select { PipeSelect::PipeA };
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PhysicalAddress m_aperture_start;
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size_t m_horizontal_stride { 0 };
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size_t m_horizontal_active_pixels_count { 0 };
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size_t m_vertical_active_pixels_count { 0 };
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};
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}
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