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-rw-r--r--shared-core/r128_drv.h526
1 files changed, 0 insertions, 526 deletions
diff --git a/shared-core/r128_drv.h b/shared-core/r128_drv.h
deleted file mode 100644
index 9e7a6467..00000000
--- a/shared-core/r128_drv.h
+++ /dev/null
@@ -1,526 +0,0 @@
-/* r128_drv.h -- Private header for r128 driver -*- linux-c -*-
- * Created: Mon Dec 13 09:51:11 1999 by faith@precisioninsight.com
- */
-/*
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
- * All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- * Rickard E. (Rik) Faith <faith@valinux.com>
- * Kevin E. Martin <martin@valinux.com>
- * Gareth Hughes <gareth@valinux.com>
- * Michel D�zer <daenzerm@student.ethz.ch>
- */
-
-#ifndef __R128_DRV_H__
-#define __R128_DRV_H__
-
-/* General customization:
- */
-#define DRIVER_AUTHOR "Gareth Hughes, VA Linux Systems Inc."
-
-#define DRIVER_NAME "r128"
-#define DRIVER_DESC "ATI Rage 128"
-#define DRIVER_DATE "20030725"
-
-/* Interface history:
- *
- * ?? - ??
- * 2.4 - Add support for ycbcr textures (no new ioctls)
- * 2.5 - Add FLIP ioctl, disable FULLSCREEN.
- */
-#define DRIVER_MAJOR 2
-#define DRIVER_MINOR 5
-#define DRIVER_PATCHLEVEL 0
-
-#define GET_RING_HEAD(dev_priv) R128_READ( R128_PM4_BUFFER_DL_RPTR )
-
-typedef struct drm_r128_freelist {
- unsigned int age;
- struct drm_buf *buf;
- struct drm_r128_freelist *next;
- struct drm_r128_freelist *prev;
-} drm_r128_freelist_t;
-
-typedef struct drm_r128_ring_buffer {
- u32 *start;
- u32 *end;
- int size;
- int size_l2qw;
-
- u32 tail;
- u32 tail_mask;
- int space;
-
- int high_mark;
-} drm_r128_ring_buffer_t;
-
-typedef struct drm_r128_private {
- drm_r128_ring_buffer_t ring;
- drm_r128_sarea_t *sarea_priv;
-
- int cce_mode;
- int cce_fifo_size;
- int cce_running;
-
- drm_r128_freelist_t *head;
- drm_r128_freelist_t *tail;
-
- int usec_timeout;
- int is_pci;
- unsigned long cce_buffers_offset;
-
- atomic_t idle_count;
-
- int page_flipping;
- int current_page;
- u32 crtc_offset;
- u32 crtc_offset_cntl;
-
- atomic_t vbl_received;
-
- u32 color_fmt;
- unsigned int front_offset;
- unsigned int front_pitch;
- unsigned int back_offset;
- unsigned int back_pitch;
-
- u32 depth_fmt;
- unsigned int depth_offset;
- unsigned int depth_pitch;
- unsigned int span_offset;
-
- u32 front_pitch_offset_c;
- u32 back_pitch_offset_c;
- u32 depth_pitch_offset_c;
- u32 span_pitch_offset_c;
-
- drm_local_map_t *sarea;
- drm_local_map_t *mmio;
- drm_local_map_t *cce_ring;
- drm_local_map_t *ring_rptr;
- drm_local_map_t *agp_textures;
- struct drm_ati_pcigart_info gart_info;
-} drm_r128_private_t;
-
-typedef struct drm_r128_buf_priv {
- u32 age;
- int prim;
- int discard;
- int dispatched;
- drm_r128_freelist_t *list_entry;
-} drm_r128_buf_priv_t;
-
-extern struct drm_ioctl_desc r128_ioctls[];
-extern int r128_max_ioctl;
-
- /* r128_cce.c */
-extern int r128_cce_init(struct drm_device *dev, void *data, struct drm_file *file_priv);
-extern int r128_cce_start(struct drm_device *dev, void *data, struct drm_file *file_priv);
-extern int r128_cce_stop(struct drm_device *dev, void *data, struct drm_file *file_priv);
-extern int r128_cce_reset(struct drm_device *dev, void *data, struct drm_file *file_priv);
-extern int r128_cce_idle(struct drm_device *dev, void *data, struct drm_file *file_priv);
-extern int r128_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_priv);
-extern int r128_fullscreen(struct drm_device *dev, void *data, struct drm_file *file_priv);
-extern int r128_cce_buffers(struct drm_device *dev, void *data, struct drm_file *file_priv);
-
-extern void r128_freelist_reset(struct drm_device * dev);
-
-extern int r128_wait_ring(drm_r128_private_t * dev_priv, int n);
-
-extern int r128_do_cce_idle(drm_r128_private_t * dev_priv);
-extern int r128_do_cleanup_cce(struct drm_device * dev);
-
-extern int r128_enable_vblank(struct drm_device *dev, int crtc);
-extern void r128_disable_vblank(struct drm_device *dev, int crtc);
-extern u32 r128_get_vblank_counter(struct drm_device *dev, int crtc);
-extern irqreturn_t r128_driver_irq_handler(DRM_IRQ_ARGS);
-extern void r128_driver_irq_preinstall(struct drm_device * dev);
-extern int r128_driver_irq_postinstall(struct drm_device * dev);
-extern void r128_driver_irq_uninstall(struct drm_device * dev);
-extern void r128_driver_lastclose(struct drm_device * dev);
-extern int r128_driver_load(struct drm_device * dev, unsigned long flags);
-extern void r128_driver_preclose(struct drm_device * dev,
- struct drm_file *file_priv);
-
-extern long r128_compat_ioctl(struct file *filp, unsigned int cmd,
- unsigned long arg);
-
-/* Register definitions, register access macros and drmAddMap constants
- * for Rage 128 kernel driver.
- */
-
-#define R128_AUX_SC_CNTL 0x1660
-# define R128_AUX1_SC_EN (1 << 0)
-# define R128_AUX1_SC_MODE_OR (0 << 1)
-# define R128_AUX1_SC_MODE_NAND (1 << 1)
-# define R128_AUX2_SC_EN (1 << 2)
-# define R128_AUX2_SC_MODE_OR (0 << 3)
-# define R128_AUX2_SC_MODE_NAND (1 << 3)
-# define R128_AUX3_SC_EN (1 << 4)
-# define R128_AUX3_SC_MODE_OR (0 << 5)
-# define R128_AUX3_SC_MODE_NAND (1 << 5)
-#define R128_AUX1_SC_LEFT 0x1664
-#define R128_AUX1_SC_RIGHT 0x1668
-#define R128_AUX1_SC_TOP 0x166c
-#define R128_AUX1_SC_BOTTOM 0x1670
-#define R128_AUX2_SC_LEFT 0x1674
-#define R128_AUX2_SC_RIGHT 0x1678
-#define R128_AUX2_SC_TOP 0x167c
-#define R128_AUX2_SC_BOTTOM 0x1680
-#define R128_AUX3_SC_LEFT 0x1684
-#define R128_AUX3_SC_RIGHT 0x1688
-#define R128_AUX3_SC_TOP 0x168c
-#define R128_AUX3_SC_BOTTOM 0x1690
-
-#define R128_BRUSH_DATA0 0x1480
-#define R128_BUS_CNTL 0x0030
-# define R128_BUS_MASTER_DIS (1 << 6)
-
-#define R128_CLOCK_CNTL_INDEX 0x0008
-#define R128_CLOCK_CNTL_DATA 0x000c
-# define R128_PLL_WR_EN (1 << 7)
-#define R128_CONSTANT_COLOR_C 0x1d34
-#define R128_CRTC_OFFSET 0x0224
-#define R128_CRTC_OFFSET_CNTL 0x0228
-# define R128_CRTC_OFFSET_FLIP_CNTL (1 << 16)
-
-#define R128_DP_GUI_MASTER_CNTL 0x146c
-# define R128_GMC_SRC_PITCH_OFFSET_CNTL (1 << 0)
-# define R128_GMC_DST_PITCH_OFFSET_CNTL (1 << 1)
-# define R128_GMC_BRUSH_SOLID_COLOR (13 << 4)
-# define R128_GMC_BRUSH_NONE (15 << 4)
-# define R128_GMC_DST_16BPP (4 << 8)
-# define R128_GMC_DST_24BPP (5 << 8)
-# define R128_GMC_DST_32BPP (6 << 8)
-# define R128_GMC_DST_DATATYPE_SHIFT 8
-# define R128_GMC_SRC_DATATYPE_COLOR (3 << 12)
-# define R128_DP_SRC_SOURCE_MEMORY (2 << 24)
-# define R128_DP_SRC_SOURCE_HOST_DATA (3 << 24)
-# define R128_GMC_CLR_CMP_CNTL_DIS (1 << 28)
-# define R128_GMC_AUX_CLIP_DIS (1 << 29)
-# define R128_GMC_WR_MSK_DIS (1 << 30)
-# define R128_ROP3_S 0x00cc0000
-# define R128_ROP3_P 0x00f00000
-#define R128_DP_WRITE_MASK 0x16cc
-#define R128_DST_PITCH_OFFSET_C 0x1c80
-# define R128_DST_TILE (1 << 31)
-
-#define R128_GEN_INT_CNTL 0x0040
-# define R128_CRTC_VBLANK_INT_EN (1 << 0)
-#define R128_GEN_INT_STATUS 0x0044
-# define R128_CRTC_VBLANK_INT (1 << 0)
-# define R128_CRTC_VBLANK_INT_AK (1 << 0)
-#define R128_GEN_RESET_CNTL 0x00f0
-# define R128_SOFT_RESET_GUI (1 << 0)
-
-#define R128_GUI_SCRATCH_REG0 0x15e0
-#define R128_GUI_SCRATCH_REG1 0x15e4
-#define R128_GUI_SCRATCH_REG2 0x15e8
-#define R128_GUI_SCRATCH_REG3 0x15ec
-#define R128_GUI_SCRATCH_REG4 0x15f0
-#define R128_GUI_SCRATCH_REG5 0x15f4
-
-#define R128_GUI_STAT 0x1740
-# define R128_GUI_FIFOCNT_MASK 0x0fff
-# define R128_GUI_ACTIVE (1 << 31)
-
-#define R128_MCLK_CNTL 0x000f
-# define R128_FORCE_GCP (1 << 16)
-# define R128_FORCE_PIPE3D_CP (1 << 17)
-# define R128_FORCE_RCP (1 << 18)
-
-#define R128_PC_GUI_CTLSTAT 0x1748
-#define R128_PC_NGUI_CTLSTAT 0x0184
-# define R128_PC_FLUSH_GUI (3 << 0)
-# define R128_PC_RI_GUI (1 << 2)
-# define R128_PC_FLUSH_ALL 0x00ff
-# define R128_PC_BUSY (1 << 31)
-
-#define R128_PCI_GART_PAGE 0x017c
-#define R128_PRIM_TEX_CNTL_C 0x1cb0
-
-#define R128_SCALE_3D_CNTL 0x1a00
-#define R128_SEC_TEX_CNTL_C 0x1d00
-#define R128_SEC_TEXTURE_BORDER_COLOR_C 0x1d3c
-#define R128_SETUP_CNTL 0x1bc4
-#define R128_STEN_REF_MASK_C 0x1d40
-
-#define R128_TEX_CNTL_C 0x1c9c
-# define R128_TEX_CACHE_FLUSH (1 << 23)
-
-#define R128_WAIT_UNTIL 0x1720
-# define R128_EVENT_CRTC_OFFSET (1 << 0)
-#define R128_WINDOW_XY_OFFSET 0x1bcc
-
-/* CCE registers
- */
-#define R128_PM4_BUFFER_OFFSET 0x0700
-#define R128_PM4_BUFFER_CNTL 0x0704
-# define R128_PM4_MASK (15 << 28)
-# define R128_PM4_NONPM4 (0 << 28)
-# define R128_PM4_192PIO (1 << 28)
-# define R128_PM4_192BM (2 << 28)
-# define R128_PM4_128PIO_64INDBM (3 << 28)
-# define R128_PM4_128BM_64INDBM (4 << 28)
-# define R128_PM4_64PIO_128INDBM (5 << 28)
-# define R128_PM4_64BM_128INDBM (6 << 28)
-# define R128_PM4_64PIO_64VCBM_64INDBM (7 << 28)
-# define R128_PM4_64BM_64VCBM_64INDBM (8 << 28)
-# define R128_PM4_64PIO_64VCPIO_64INDPIO (15 << 28)
-# define R128_PM4_BUFFER_CNTL_NOUPDATE (1 << 27)
-
-#define R128_PM4_BUFFER_WM_CNTL 0x0708
-# define R128_WMA_SHIFT 0
-# define R128_WMB_SHIFT 8
-# define R128_WMC_SHIFT 16
-# define R128_WB_WM_SHIFT 24
-
-#define R128_PM4_BUFFER_DL_RPTR_ADDR 0x070c
-#define R128_PM4_BUFFER_DL_RPTR 0x0710
-#define R128_PM4_BUFFER_DL_WPTR 0x0714
-# define R128_PM4_BUFFER_DL_DONE (1 << 31)
-
-#define R128_PM4_VC_FPU_SETUP 0x071c
-
-#define R128_PM4_IW_INDOFF 0x0738
-#define R128_PM4_IW_INDSIZE 0x073c
-
-#define R128_PM4_STAT 0x07b8
-# define R128_PM4_FIFOCNT_MASK 0x0fff
-# define R128_PM4_BUSY (1 << 16)
-# define R128_PM4_GUI_ACTIVE (1 << 31)
-
-#define R128_PM4_MICROCODE_ADDR 0x07d4
-#define R128_PM4_MICROCODE_RADDR 0x07d8
-#define R128_PM4_MICROCODE_DATAH 0x07dc
-#define R128_PM4_MICROCODE_DATAL 0x07e0
-
-#define R128_PM4_BUFFER_ADDR 0x07f0
-#define R128_PM4_MICRO_CNTL 0x07fc
-# define R128_PM4_MICRO_FREERUN (1 << 30)
-
-#define R128_PM4_FIFO_DATA_EVEN 0x1000
-#define R128_PM4_FIFO_DATA_ODD 0x1004
-
-/* CCE command packets
- */
-#define R128_CCE_PACKET0 0x00000000
-#define R128_CCE_PACKET1 0x40000000
-#define R128_CCE_PACKET2 0x80000000
-#define R128_CCE_PACKET3 0xC0000000
-# define R128_CNTL_HOSTDATA_BLT 0x00009400
-# define R128_CNTL_PAINT_MULTI 0x00009A00
-# define R128_CNTL_BITBLT_MULTI 0x00009B00
-# define R128_3D_RNDR_GEN_INDX_PRIM 0x00002300
-
-#define R128_CCE_PACKET_MASK 0xC0000000
-#define R128_CCE_PACKET_COUNT_MASK 0x3fff0000
-#define R128_CCE_PACKET0_REG_MASK 0x000007ff
-#define R128_CCE_PACKET1_REG0_MASK 0x000007ff
-#define R128_CCE_PACKET1_REG1_MASK 0x003ff800
-
-#define R128_CCE_VC_CNTL_PRIM_TYPE_NONE 0x00000000
-#define R128_CCE_VC_CNTL_PRIM_TYPE_POINT 0x00000001
-#define R128_CCE_VC_CNTL_PRIM_TYPE_LINE 0x00000002
-#define R128_CCE_VC_CNTL_PRIM_TYPE_POLY_LINE 0x00000003
-#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_LIST 0x00000004
-#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_FAN 0x00000005
-#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_STRIP 0x00000006
-#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2 0x00000007
-#define R128_CCE_VC_CNTL_PRIM_WALK_IND 0x00000010
-#define R128_CCE_VC_CNTL_PRIM_WALK_LIST 0x00000020
-#define R128_CCE_VC_CNTL_PRIM_WALK_RING 0x00000030
-#define R128_CCE_VC_CNTL_NUM_SHIFT 16
-
-#define R128_DATATYPE_VQ 0
-#define R128_DATATYPE_CI4 1
-#define R128_DATATYPE_CI8 2
-#define R128_DATATYPE_ARGB1555 3
-#define R128_DATATYPE_RGB565 4
-#define R128_DATATYPE_RGB888 5
-#define R128_DATATYPE_ARGB8888 6
-#define R128_DATATYPE_RGB332 7
-#define R128_DATATYPE_Y8 8
-#define R128_DATATYPE_RGB8 9
-#define R128_DATATYPE_CI16 10
-#define R128_DATATYPE_YVYU422 11
-#define R128_DATATYPE_VYUY422 12
-#define R128_DATATYPE_AYUV444 14
-#define R128_DATATYPE_ARGB4444 15
-
-/* Constants */
-#define R128_AGP_OFFSET 0x02000000
-
-#define R128_WATERMARK_L 16
-#define R128_WATERMARK_M 8
-#define R128_WATERMARK_N 8
-#define R128_WATERMARK_K 128
-
-#define R128_MAX_USEC_TIMEOUT 100000 /* 100 ms */
-
-#define R128_LAST_FRAME_REG R128_GUI_SCRATCH_REG0
-#define R128_LAST_DISPATCH_REG R128_GUI_SCRATCH_REG1
-#define R128_MAX_VB_AGE 0x7fffffff
-#define R128_MAX_VB_VERTS (0xffff)
-
-#define R128_RING_HIGH_MARK 128
-
-#define R128_PERFORMANCE_BOXES 0
-
-#define R128_PCIGART_TABLE_SIZE 32768
-
-#define R128_READ(reg) DRM_READ32( dev_priv->mmio, (reg) )
-#define R128_WRITE(reg,val) DRM_WRITE32( dev_priv->mmio, (reg), (val) )
-#define R128_READ8(reg) DRM_READ8( dev_priv->mmio, (reg) )
-#define R128_WRITE8(reg,val) DRM_WRITE8( dev_priv->mmio, (reg), (val) )
-
-#define R128_WRITE_PLL(addr,val) \
-do { \
- R128_WRITE8(R128_CLOCK_CNTL_INDEX, \
- ((addr) & 0x1f) | R128_PLL_WR_EN); \
- R128_WRITE(R128_CLOCK_CNTL_DATA, (val)); \
-} while (0)
-
-#define CCE_PACKET0( reg, n ) (R128_CCE_PACKET0 | \
- ((n) << 16) | ((reg) >> 2))
-#define CCE_PACKET1( reg0, reg1 ) (R128_CCE_PACKET1 | \
- (((reg1) >> 2) << 11) | ((reg0) >> 2))
-#define CCE_PACKET2() (R128_CCE_PACKET2)
-#define CCE_PACKET3( pkt, n ) (R128_CCE_PACKET3 | \
- (pkt) | ((n) << 16))
-
-static __inline__ void r128_update_ring_snapshot(drm_r128_private_t * dev_priv)
-{
- drm_r128_ring_buffer_t *ring = &dev_priv->ring;
- ring->space = (GET_RING_HEAD(dev_priv) - ring->tail) * sizeof(u32);
- if (ring->space <= 0)
- ring->space += ring->size;
-}
-
-/* ================================================================
- * Misc helper macros
- */
-
-#define RING_SPACE_TEST_WITH_RETURN( dev_priv ) \
-do { \
- drm_r128_ring_buffer_t *ring = &dev_priv->ring; int i; \
- if ( ring->space < ring->high_mark ) { \
- for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { \
- r128_update_ring_snapshot( dev_priv ); \
- if ( ring->space >= ring->high_mark ) \
- goto __ring_space_done; \
- DRM_UDELAY(1); \
- } \
- DRM_ERROR( "ring space check failed!\n" ); \
- return -EBUSY; \
- } \
- __ring_space_done: \
- ; \
-} while (0)
-
-#define VB_AGE_TEST_WITH_RETURN( dev_priv ) \
-do { \
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; \
- if ( sarea_priv->last_dispatch >= R128_MAX_VB_AGE ) { \
- int __ret = r128_do_cce_idle( dev_priv ); \
- if ( __ret ) return __ret; \
- sarea_priv->last_dispatch = 0; \
- r128_freelist_reset( dev ); \
- } \
-} while (0)
-
-#define R128_WAIT_UNTIL_PAGE_FLIPPED() do { \
- OUT_RING( CCE_PACKET0( R128_WAIT_UNTIL, 0 ) ); \
- OUT_RING( R128_EVENT_CRTC_OFFSET ); \
-} while (0)
-
-/* ================================================================
- * Ring control
- */
-
-#define R128_VERBOSE 0
-
-#define RING_LOCALS \
- int write, _nr; unsigned int tail_mask; volatile u32 *ring;
-
-#define BEGIN_RING( n ) do { \
- if ( R128_VERBOSE ) { \
- DRM_INFO( "BEGIN_RING( %d )\n", (n)); \
- } \
- if ( dev_priv->ring.space <= (n) * sizeof(u32) ) { \
- COMMIT_RING(); \
- r128_wait_ring( dev_priv, (n) * sizeof(u32) ); \
- } \
- _nr = n; dev_priv->ring.space -= (n) * sizeof(u32); \
- ring = dev_priv->ring.start; \
- write = dev_priv->ring.tail; \
- tail_mask = dev_priv->ring.tail_mask; \
-} while (0)
-
-/* You can set this to zero if you want. If the card locks up, you'll
- * need to keep this set. It works around a bug in early revs of the
- * Rage 128 chipset, where the CCE would read 32 dwords past the end of
- * the ring buffer before wrapping around.
- */
-#define R128_BROKEN_CCE 1
-
-#define ADVANCE_RING() do { \
- if ( R128_VERBOSE ) { \
- DRM_INFO( "ADVANCE_RING() wr=0x%06x tail=0x%06x\n", \
- write, dev_priv->ring.tail ); \
- } \
- if ( R128_BROKEN_CCE && write < 32 ) { \
- memcpy( dev_priv->ring.end, \
- dev_priv->ring.start, \
- write * sizeof(u32) ); \
- } \
- if (((dev_priv->ring.tail + _nr) & tail_mask) != write) { \
- DRM_ERROR( \
- "ADVANCE_RING(): mismatch: nr: %x write: %x line: %d\n", \
- ((dev_priv->ring.tail + _nr) & tail_mask), \
- write, __LINE__); \
- } else \
- dev_priv->ring.tail = write; \
-} while (0)
-
-#define COMMIT_RING() do { \
- if ( R128_VERBOSE ) { \
- DRM_INFO( "COMMIT_RING() tail=0x%06x\n", \
- dev_priv->ring.tail ); \
- } \
- DRM_MEMORYBARRIER(); \
- R128_WRITE( R128_PM4_BUFFER_DL_WPTR, dev_priv->ring.tail ); \
- R128_READ( R128_PM4_BUFFER_DL_WPTR ); \
-} while (0)
-
-#define OUT_RING( x ) do { \
- if ( R128_VERBOSE ) { \
- DRM_INFO( " OUT_RING( 0x%08x ) at 0x%x\n", \
- (unsigned int)(x), write ); \
- } \
- ring[write++] = cpu_to_le32( x ); \
- write &= tail_mask; \
-} while (0)
-
-#endif /* __R128_DRV_H__ */
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