+/* General customization:
+ */
+
+#define DRIVER_AUTHOR "Gareth Hughes, Keith Whitwell, others."
+
+#define DRIVER_NAME "radeon"
+#define DRIVER_DESC "ATI Radeon"
+#define DRIVER_DATE "20060524"
+
+/* Interface history:
+ *
+ * 1.1 - ??
+ * 1.2 - Add vertex2 ioctl (keith)
+ * - Add stencil capability to clear ioctl (gareth, keith)
+ * - Increase MAX_TEXTURE_LEVELS (brian)
+ * 1.3 - Add cmdbuf ioctl (keith)
+ * - Add support for new radeon packets (keith)
+ * - Add getparam ioctl (keith)
+ * - Add flip-buffers ioctl, deprecate fullscreen foo (keith).
+ * 1.4 - Add scratch registers to get_param ioctl.
+ * 1.5 - Add r200 packets to cmdbuf ioctl
+ * - Add r200 function to init ioctl
+ * - Add 'scalar2' instruction to cmdbuf
+ * 1.6 - Add static GART memory manager
+ * Add irq handler (won't be turned on unless X server knows to)
+ * Add irq ioctls and irq_active getparam.
+ * Add wait command for cmdbuf ioctl
+ * Add GART offset query for getparam
+ * 1.7 - Add support for cube map registers: R200_PP_CUBIC_FACES_[0..5]
+ * and R200_PP_CUBIC_OFFSET_F1_[0..5].
+ * Added packets R200_EMIT_PP_CUBIC_FACES_[0..5] and
+ * R200_EMIT_PP_CUBIC_OFFSETS_[0..5]. (brian)
+ * 1.8 - Remove need to call cleanup ioctls on last client exit (keith)
+ * Add 'GET' queries for starting additional clients on different VT's.
+ * 1.9 - Add DRM_IOCTL_RADEON_CP_RESUME ioctl.
+ * Add texture rectangle support for r100.
+ * 1.10- Add SETPARAM ioctl; first parameter to set is FB_LOCATION, which
+ * clients use to tell the DRM where they think the framebuffer is
+ * located in the card's address space
+ * 1.11- Add packet R200_EMIT_RB3D_BLENDCOLOR to support GL_EXT_blend_color
+ * and GL_EXT_blend_[func|equation]_separate on r200
+ * 1.12- Add R300 CP microcode support - this just loads the CP on r300
+ * (No 3D support yet - just microcode loading).
+ * 1.13- Add packet R200_EMIT_TCL_POINT_SPRITE_CNTL for ARB_point_parameters
+ * - Add hyperz support, add hyperz flags to clear ioctl.
+ * 1.14- Add support for color tiling
+ * - Add R100/R200 surface allocation/free support
+ * 1.15- Add support for texture micro tiling
+ * - Add support for r100 cube maps
+ * 1.16- Add R200_EMIT_PP_TRI_PERF_CNTL packet to support brilinear
+ * texture filtering on r200
+ * 1.17- Add initial support for R300 (3D).
+ * 1.18- Add support for GL_ATI_fragment_shader, new packets
+ * R200_EMIT_PP_AFS_0/1, R200_EMIT_PP_TXCTLALL_0-5 (replaces
+ * R200_EMIT_PP_TXFILTER_0-5, 2 more regs) and R200_EMIT_ATF_TFACTOR
+ * (replaces R200_EMIT_TFACTOR_0 (8 consts instead of 6)
+ * 1.19- Add support for gart table in FB memory and PCIE r300
+ * 1.20- Add support for r300 texrect
+ * 1.21- Add support for card type getparam
+ * 1.22- Add support for texture cache flushes (R300_TX_CNTL)
+ * 1.23- Add new radeon memory map work from benh
+ * 1.24- Add general-purpose packet for manipulating scratch registers (r300)
+ * 1.25- Add support for r200 vertex programs (R200_EMIT_VAP_PVS_CNTL,
+ * new packet type)
+ */
+#define DRIVER_MAJOR 1
+#define DRIVER_MINOR 25
+#define DRIVER_PATCHLEVEL 0
+
+/*
+ * Radeon chip families
+ */
+enum radeon_family {
+ CHIP_R100,
+ CHIP_RV100,
+ CHIP_RS100,
+ CHIP_RV200,
+ CHIP_RS200,
+ CHIP_R200,
+ CHIP_RV250,
+ CHIP_RS300,
+ CHIP_RV280,
+ CHIP_R300,
+ CHIP_R350,
+ CHIP_RV350,
+ CHIP_RV380,
+ CHIP_R420,
+ CHIP_RV410,
+ CHIP_RS400,
+ CHIP_LAST,
+};
+
+enum radeon_cp_microcode_version {
+ UCODE_R100,
+ UCODE_R200,
+ UCODE_R300,
+};
+
+/*
+ * Chip flags
+ */
+enum radeon_chip_flags {
+ RADEON_FAMILY_MASK = 0x0000ffffUL,
+ RADEON_FLAGS_MASK = 0xffff0000UL,
+ RADEON_IS_MOBILITY = 0x00010000UL,
+ RADEON_IS_IGP = 0x00020000UL,
+ RADEON_SINGLE_CRTC = 0x00040000UL,
+ RADEON_IS_AGP = 0x00080000UL,
+ RADEON_HAS_HIERZ = 0x00100000UL,
+ RADEON_IS_PCIE = 0x00200000UL,
+ RADEON_NEW_MEMMAP = 0x00400000UL,
+ RADEON_IS_PCI = 0x00800000UL,
+};
+
+#define GET_RING_HEAD(dev_priv) (dev_priv->writeback_works ? \
+ DRM_READ32( (dev_priv)->ring_rptr, 0 ) : RADEON_READ(RADEON_CP_RB_RPTR))