libdrm/radeon: add initial libdrm_radeon

requires --enable-radeon-experimental-api for now

1 files changed, 130 insertions, 1 deletions

diff --git a/shared-core/radeon_drm.h b/shared-core/radeon_drm.h
index ffaa46e4..e9f2afaf 100644
--- a/shared-core/radeon_drm.h
+++ b/shared-core/radeon_drm.h
@@ -492,6 +492,16 @@ typedef struct {
 #define DRM_RADEON_SETPARAM   0x19
 #define DRM_RADEON_SURF_ALLOC 0x1a
 #define DRM_RADEON_SURF_FREE  0x1b
+/* KMS ioctl */
+#define DRM_RADEON_GEM_INFO		0x1c
+#define DRM_RADEON_GEM_CREATE		0x1d
+#define DRM_RADEON_GEM_MMAP		0x1e
+#define DRM_RADEON_GEM_PREAD		0x21
+#define DRM_RADEON_GEM_PWRITE		0x22
+#define DRM_RADEON_GEM_SET_DOMAIN	0x23
+#define DRM_RADEON_GEM_WAIT_IDLE	0x24
+#define DRM_RADEON_CS			0x26
+#define DRM_RADEON_INFO			0x27
 
 #define DRM_IOCTL_RADEON_CP_INIT    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_INIT, drm_radeon_init_t)
 #define DRM_IOCTL_RADEON_CP_START   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_START)
@@ -521,6 +531,17 @@ typedef struct {
 #define DRM_IOCTL_RADEON_SURF_ALLOC DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_ALLOC, drm_radeon_surface_alloc_t)
 #define DRM_IOCTL_RADEON_SURF_FREE  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_FREE, drm_radeon_surface_free_t)
 
+#define DRM_IOCTL_RADEON_GEM_INFO   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_INFO, struct drm_radeon_gem_info)
+#define DRM_IOCTL_RADEON_GEM_CREATE   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_CREATE, struct drm_radeon_gem_create)
+#define DRM_IOCTL_RADEON_GEM_MMAP   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_MMAP, struct drm_radeon_gem_mmap)
+#define DRM_IOCTL_RADEON_GEM_PIN   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_PIN, struct drm_radeon_gem_pin)
+#define DRM_IOCTL_RADEON_GEM_UNPIN   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_UNPIN, struct drm_radeon_gem_unpin)
+#define DRM_IOCTL_RADEON_GEM_PREAD   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_PREAD, struct drm_radeon_gem_pread)
+#define DRM_IOCTL_RADEON_GEM_PWRITE   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_PWRITE, struct drm_radeon_gem_pwrite)
+#define DRM_IOCTL_RADEON_GEM_SET_DOMAIN  DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_SET_DOMAIN, struct drm_radeon_gem_set_domain)
+#define DRM_IOCTL_RADEON_GEM_WAIT_RENDERING DRM_IOW(DRM_COMMAND_BASE + DRM_RADEON_GEM_WAIT_RENDERING, struct drm_radeon_gem_wait_rendering) 
+#define DRM_IOCTL_RADEON_CS DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_CS, struct drm_radeon_cs)
+
 typedef struct drm_radeon_init {
 	enum {
 		RADEON_INIT_CP = 0x01,
@@ -677,6 +698,7 @@ typedef struct drm_radeon_indirect {
 #define RADEON_PARAM_VBLANK_CRTC           13   /* VBLANK CRTC */
 #define RADEON_PARAM_FB_LOCATION           14   /* FB location */
 #define RADEON_PARAM_NUM_GB_PIPES          15   /* num GB pipes */
+#define RADEON_PARAM_DEVICE_ID             16
 
 typedef struct drm_radeon_getparam {
 	int param;
@@ -728,7 +750,6 @@ typedef struct drm_radeon_setparam {
 #define RADEON_SETPARAM_FB_LOCATION    1	/* determined framebuffer location */
 #define RADEON_SETPARAM_SWITCH_TILING  2	/* enable/disable color tiling */
 #define RADEON_SETPARAM_PCIGART_LOCATION 3	/* PCI Gart Location */
-
 #define RADEON_SETPARAM_NEW_MEMMAP 4		/* Use new memory map */
 #define RADEON_SETPARAM_PCIGART_TABLE_SIZE 5    /* PCI GART Table Size */
 #define RADEON_SETPARAM_VBLANK_CRTC 6           /* VBLANK CRTC */
@@ -747,4 +768,112 @@ typedef struct drm_radeon_surface_free {
 #define	DRM_RADEON_VBLANK_CRTC1		1
 #define	DRM_RADEON_VBLANK_CRTC2		2
 
+/*
+ * Kernel modesetting world below.
+ */
+#define RADEON_GEM_DOMAIN_CPU		0x1
+#define RADEON_GEM_DOMAIN_GTT		0x2
+#define RADEON_GEM_DOMAIN_VRAM		0x4
+
+struct drm_radeon_gem_info {
+	uint64_t	gart_size;
+	uint64_t	vram_size;
+	uint64_t	vram_visible;
+};
+
+#define RADEON_GEM_NO_BACKING_STORE 1
+
+struct drm_radeon_gem_create {
+	uint64_t	size;
+	uint64_t	alignment;
+	uint32_t	handle;
+	uint32_t	initial_domain;
+	uint32_t	flags;
+};
+
+struct drm_radeon_gem_mmap {
+	uint32_t	handle;
+	uint32_t	pad;
+	uint64_t	offset;
+	uint64_t	size;
+	uint64_t	addr_ptr;
+};
+
+struct drm_radeon_gem_set_domain {
+	uint32_t	handle;
+	uint32_t		read_domains;
+	uint32_t		write_domain;
+};
+
+struct drm_radeon_gem_wait_idle {
+	uint32_t	handle;
+	uint32_t	pad;
+};
+
+struct drm_radeon_gem_busy {
+	uint32_t	handle;
+	uint32_t	busy;
+};
+
+struct drm_radeon_gem_pread {
+	/** Handle for the object being read. */
+	uint32_t handle;
+	uint32_t pad;
+	/** Offset into the object to read from */
+	uint64_t offset;
+	/** Length of data to read */
+	uint64_t size;
+	/** Pointer to write the data into. */
+	/* void *, but pointers are not 32/64 compatible */
+	uint64_t data_ptr;
+};
+
+struct drm_radeon_gem_pwrite {
+	/** Handle for the object being written to. */
+	uint32_t handle;
+	uint32_t pad;
+	/** Offset into the object to write to */
+	uint64_t offset;
+	/** Length of data to write */
+	uint64_t size;
+	/** Pointer to read the data from. */
+	/* void *, but pointers are not 32/64 compatible */
+	uint64_t data_ptr;
+};
+
+#define RADEON_CHUNK_ID_RELOCS	0x01
+#define RADEON_CHUNK_ID_IB	0x02
+
+struct drm_radeon_cs_chunk {
+	uint32_t		chunk_id;
+	uint32_t		length_dw;
+	uint64_t		chunk_data;
+};
+
+struct drm_radeon_cs_reloc {
+	uint32_t		handle;
+	uint32_t		read_domains;
+	uint32_t		write_domain;
+	uint32_t		flags;
+};
+
+struct drm_radeon_cs {
+	uint32_t		num_chunks;
+	uint32_t		cs_id;
+	/* this points to uint64_t * which point to cs chunks */
+	uint64_t		chunks;
+	/* updates to the limits after this CS ioctl */
+	uint64_t		gart_limit;
+	uint64_t		vram_limit;
+};
+
+#define RADEON_INFO_DEVICE_ID		0x00
+#define RADEON_INFO_NUM_GB_PIPES	0x01
+
+struct drm_radeon_info {
+	uint32_t		request;
+	uint32_t		pad;
+	uint64_t		value;
+};
+
 #endif