Add OmapCard and OmapFramebuffer

Add OmapCard and OmapFramebuffer classes to utilize omap_bos. Only
non-tiled framebuffer is implemented for now.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

3 files changed, 77 insertions, 0 deletions

diff --git a/kms++/inc/kms++/omap/omapcard.h b/kms++/inc/kms++/omap/omapcard.h
new file mode 100644
index 0000000..5c2f3a5
--- /dev/null
+++ b/kms++/inc/kms++/omap/omapcard.h
@@ -0,0 +1,21 @@
+#pragma once
+
+#include <kms++/card.h>
+
+struct omap_device;
+
+namespace kms
+{
+class OmapCard : public Card
+{
+public:
+	OmapCard();
+	OmapCard(const std::string& device);
+	virtual ~OmapCard();
+
+	struct omap_device* dev() const { return m_omap_dev; }
+
+private:
+	struct omap_device* m_omap_dev;
+};
+}
diff --git a/kms++/inc/kms++/omap/omapframebuffer.h b/kms++/inc/kms++/omap/omapframebuffer.h
new file mode 100644
index 0000000..b39ede6
--- /dev/null
+++ b/kms++/inc/kms++/omap/omapframebuffer.h
@@ -0,0 +1,52 @@
+#pragma once
+
+#include <kms++/mappedframebuffer.h>
+#include <kms++/pixelformats.h>
+
+struct omap_bo;
+
+namespace kms
+{
+class OmapCard;
+
+class OmapFramebuffer : public MappedFramebuffer
+{
+public:
+	OmapFramebuffer(OmapCard& card, uint32_t width, uint32_t height, PixelFormat format);
+	virtual ~OmapFramebuffer();
+
+	uint32_t width() const { return Framebuffer::width(); }
+	uint32_t height() const { return Framebuffer::height(); }
+
+	PixelFormat format() const { return m_format; }
+	unsigned num_planes() const { return m_num_planes; }
+
+	uint32_t handle(unsigned plane) const { return m_planes[plane].handle; }
+	uint32_t stride(unsigned plane) const { return m_planes[plane].stride; }
+	uint32_t size(unsigned plane) const { return m_planes[plane].size; }
+	uint32_t offset(unsigned plane) const { return m_planes[plane].offset; }
+	uint8_t* map(unsigned plane);
+	int prime_fd(unsigned plane);
+
+private:
+	OmapCard& m_omap_card;
+
+	struct FramebufferPlane {
+		struct omap_bo* omap_bo;
+		uint32_t handle;
+		int prime_fd;
+		uint32_t size;
+		uint32_t stride;
+		uint32_t offset;
+		uint8_t* map;
+	};
+
+	void Create();
+	void Destroy();
+
+	unsigned m_num_planes;
+	struct FramebufferPlane m_planes[3];
+
+	PixelFormat m_format;
+};
+}
diff --git a/kms++/inc/kms++/omap/omapkms++.h b/kms++/inc/kms++/omap/omapkms++.h
new file mode 100644
index 0000000..0d86841
--- /dev/null
+++ b/kms++/inc/kms++/omap/omapkms++.h
@@ -0,0 +1,4 @@
+#pragma once
+
+#include <kms++/omap/omapcard.h>
+#include <kms++/omap/omapframebuffer.h>