diff options
Diffstat (limited to 'Kernel/Graphics/FramebufferDevice.cpp')
| -rw-r--r-- | Kernel/Graphics/FramebufferDevice.cpp | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/Kernel/Graphics/FramebufferDevice.cpp b/Kernel/Graphics/FramebufferDevice.cpp index fae6bf5f0d..8fa82ab28e 100644 --- a/Kernel/Graphics/FramebufferDevice.cpp +++ b/Kernel/Graphics/FramebufferDevice.cpp @@ -27,7 +27,7 @@ NonnullRefPtr<FramebufferDevice> FramebufferDevice::create(const GenericGraphics return framebuffer_device_or_error.release_value(); } -KResultOr<Memory::Region*> FramebufferDevice::mmap(Process& process, OpenFileDescription&, Memory::VirtualRange const& range, u64 offset, int prot, bool shared) +ErrorOr<Memory::Region*> FramebufferDevice::mmap(Process& process, OpenFileDescription&, Memory::VirtualRange const& range, u64 offset, int prot, bool shared) { SpinlockLocker lock(m_activation_lock); REQUIRE_PROMISE(video); @@ -92,7 +92,7 @@ void FramebufferDevice::activate_writes() m_graphical_writes_enabled = true; } -UNMAP_AFTER_INIT KResult FramebufferDevice::try_to_initialize() +UNMAP_AFTER_INIT ErrorOr<void> FramebufferDevice::try_to_initialize() { // FIXME: Would be nice to be able to unify this with mmap above, but this // function is UNMAP_AFTER_INIT for the time being. @@ -101,7 +101,7 @@ UNMAP_AFTER_INIT KResult FramebufferDevice::try_to_initialize() m_swapped_framebuffer_vmobject = TRY(Memory::AnonymousVMObject::try_create_with_size(Memory::page_round_up(framebuffer_length), AllocationStrategy::AllocateNow)); m_real_framebuffer_region = TRY(MM.allocate_kernel_region_with_vmobject(*m_real_framebuffer_vmobject, Memory::page_round_up(framebuffer_length), "Framebuffer", Memory::Region::Access::ReadWrite)); m_swapped_framebuffer_region = TRY(MM.allocate_kernel_region_with_vmobject(*m_swapped_framebuffer_vmobject, Memory::page_round_up(framebuffer_length), "Framebuffer Swap (Blank)", Memory::Region::Access::ReadWrite)); - return KSuccess; + return {}; } UNMAP_AFTER_INIT FramebufferDevice::FramebufferDevice(const GenericGraphicsAdapter& adapter, PhysicalAddress addr, size_t width, size_t height, size_t pitch) @@ -118,7 +118,7 @@ UNMAP_AFTER_INIT FramebufferDevice::FramebufferDevice(const GenericGraphicsAdapt dbgln("Framebuffer {}: address={}, pitch={}, width={}, height={}", minor(), addr, pitch, width, height); } -KResultOr<size_t> FramebufferDevice::buffer_length(size_t head) const +ErrorOr<size_t> FramebufferDevice::buffer_length(size_t head) const { // Note: This FramebufferDevice class doesn't support multihead setup. // We take care to verify this at the GenericFramebufferDevice::ioctl method @@ -127,13 +127,13 @@ KResultOr<size_t> FramebufferDevice::buffer_length(size_t head) const MutexLocker locker(m_resolution_lock); auto adapter = m_graphics_adapter.strong_ref(); if (!adapter) - return KResult(EIO); + return Error::from_errno(EIO); if (adapter->double_framebuffering_capable()) return m_framebuffer_pitch * m_framebuffer_height * 2; return m_framebuffer_pitch * m_framebuffer_height; } -KResultOr<size_t> FramebufferDevice::pitch(size_t head) const +ErrorOr<size_t> FramebufferDevice::pitch(size_t head) const { // Note: This FramebufferDevice class doesn't support multihead setup. // We take care to verify this at the GenericFramebufferDevice::ioctl method @@ -142,7 +142,7 @@ KResultOr<size_t> FramebufferDevice::pitch(size_t head) const MutexLocker locker(m_resolution_lock); return m_framebuffer_pitch; } -KResultOr<size_t> FramebufferDevice::height(size_t head) const +ErrorOr<size_t> FramebufferDevice::height(size_t head) const { // Note: This FramebufferDevice class doesn't support multihead setup. // We take care to verify this at the GenericFramebufferDevice::ioctl method @@ -151,7 +151,7 @@ KResultOr<size_t> FramebufferDevice::height(size_t head) const MutexLocker locker(m_resolution_lock); return m_framebuffer_height; } -KResultOr<size_t> FramebufferDevice::width(size_t head) const +ErrorOr<size_t> FramebufferDevice::width(size_t head) const { // Note: This FramebufferDevice class doesn't support multihead setup. // We take care to verify this at the GenericFramebufferDevice::ioctl method @@ -160,7 +160,7 @@ KResultOr<size_t> FramebufferDevice::width(size_t head) const MutexLocker locker(m_resolution_lock); return m_framebuffer_width; } -KResultOr<size_t> FramebufferDevice::vertical_offset(size_t head) const +ErrorOr<size_t> FramebufferDevice::vertical_offset(size_t head) const { // Note: This FramebufferDevice class doesn't support multihead setup. // We take care to verify this at the GenericFramebufferDevice::ioctl method @@ -169,7 +169,7 @@ KResultOr<size_t> FramebufferDevice::vertical_offset(size_t head) const MutexLocker locker(m_buffer_offset_lock); return m_y_offset; } -KResultOr<bool> FramebufferDevice::vertical_offseted(size_t head) const +ErrorOr<bool> FramebufferDevice::vertical_offseted(size_t head) const { // Note: This FramebufferDevice class doesn't support multihead setup. // We take care to verify this at the GenericFramebufferDevice::ioctl method @@ -179,7 +179,7 @@ KResultOr<bool> FramebufferDevice::vertical_offseted(size_t head) const return m_y_offset == 0 ? 0 : 1; } -KResult FramebufferDevice::set_head_resolution(size_t head, size_t width, size_t height, size_t) +ErrorOr<void> FramebufferDevice::set_head_resolution(size_t head, size_t width, size_t height, size_t) { // Note: This FramebufferDevice class doesn't support multihead setup. // We take care to verify this at the GenericFramebufferDevice::ioctl method @@ -189,17 +189,17 @@ KResult FramebufferDevice::set_head_resolution(size_t head, size_t width, size_t MutexLocker resolution_locker(m_resolution_lock); auto adapter = m_graphics_adapter.strong_ref(); if (!adapter) - return KResult(EIO); + return Error::from_errno(EIO); auto result = adapter->try_to_set_resolution(0, width, height); - // FIXME: Find a better way to return here a KResult. + // FIXME: Find a better way to return here a ErrorOr<void>. if (!result) - return KResult(ENOTSUP); + return Error::from_errno(ENOTSUP); m_framebuffer_width = width; m_framebuffer_height = height; m_framebuffer_pitch = width * sizeof(u32); - return KSuccess; + return {}; } -KResult FramebufferDevice::set_head_buffer(size_t head, bool second_buffer) +ErrorOr<void> FramebufferDevice::set_head_buffer(size_t head, bool second_buffer) { // Note: This FramebufferDevice class doesn't support multihead setup. // We take care to verify this at the GenericFramebufferDevice::ioctl method @@ -208,30 +208,30 @@ KResult FramebufferDevice::set_head_buffer(size_t head, bool second_buffer) MutexLocker locker(m_buffer_offset_lock); auto adapter = m_graphics_adapter.strong_ref(); if (!adapter) - return KResult(EIO); + return Error::from_errno(EIO); if (second_buffer) { if (!adapter->set_y_offset(0, m_framebuffer_height)) { - // FIXME: Find a better KResult here. - return KResult(ENOTSUP); + // FIXME: Find a better ErrorOr<void> here. + return Error::from_errno(ENOTSUP); } m_y_offset = m_framebuffer_height; } else { if (!adapter->set_y_offset(0, 0)) { - // FIXME: Find a better KResult here. - return KResult(ENOTSUP); + // FIXME: Find a better ErrorOr<void> here. + return Error::from_errno(ENOTSUP); } m_y_offset = 0; } - return KSuccess; + return {}; } -KResult FramebufferDevice::flush_head_buffer(size_t) +ErrorOr<void> FramebufferDevice::flush_head_buffer(size_t) { // Note: This FramebufferDevice class doesn't support flushing. // We take care to verify this at the GenericFramebufferDevice::ioctl method // so if we happen to accidentally reach this code, assert. VERIFY_NOT_REACHED(); } -KResult FramebufferDevice::flush_rectangle(size_t, FBRect const&) +ErrorOr<void> FramebufferDevice::flush_rectangle(size_t, FBRect const&) { // Note: This FramebufferDevice class doesn't support partial flushing. // We take care to verify this at the GenericFramebufferDevice::ioctl method |