diff options
Diffstat (limited to 'drivers/staging/sxg/sxg_os.h')
| -rw-r--r-- | drivers/staging/sxg/sxg_os.h | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/drivers/staging/sxg/sxg_os.h b/drivers/staging/sxg/sxg_os.h new file mode 100644 index 00000000000..26fb0ffafa5 --- /dev/null +++ b/drivers/staging/sxg/sxg_os.h @@ -0,0 +1,154 @@ +/************************************************************************** + * + * Copyright (C) 2000-2008 Alacritech, Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY ALACRITECH, INC. ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ALACRITECH, INC. OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The views and conclusions contained in the software and documentation + * are those of the authors and should not be interpreted as representing + * official policies, either expressed or implied, of Alacritech, Inc. + * + **************************************************************************/ + +/* + * FILENAME: sxg_os.h + * + * These are the Linux-specific definitions required for the SLICOSS + * driver, which should allow for greater portability to other OSes. + */ +#ifndef _SLIC_OS_SPECIFIC_H_ +#define _SLIC_OS_SPECIFIC_H_ + +#define FALSE (0) +#define TRUE (1) + + +typedef struct _LIST_ENTRY { + struct _LIST_ENTRY *nle_flink; + struct _LIST_ENTRY *nle_blink; +} list_entry, LIST_ENTRY, *PLIST_ENTRY; + +#define InitializeListHead(l) \ + (l)->nle_flink = (l)->nle_blink = (l) + +#define IsListEmpty(h) \ + ((h)->nle_flink == (h)) + +#define RemoveEntryList(e) \ + do { \ + list_entry *b; \ + list_entry *f; \ + \ + f = (e)->nle_flink; \ + b = (e)->nle_blink; \ + b->nle_flink = f; \ + f->nle_blink = b; \ + } while (0) + +/* These two have to be inlined since they return things. */ + +static __inline PLIST_ENTRY +RemoveHeadList(list_entry *l) +{ + list_entry *f; + list_entry *e; + + e = l->nle_flink; + f = e->nle_flink; + l->nle_flink = f; + f->nle_blink = l; + + return (e); +} + +static __inline PLIST_ENTRY +RemoveTailList(list_entry *l) +{ + list_entry *b; + list_entry *e; + + e = l->nle_blink; + b = e->nle_blink; + l->nle_blink = b; + b->nle_flink = l; + + return (e); +} + + +#define InsertTailList(l, e) \ + do { \ + list_entry *b; \ + \ + b = (l)->nle_blink; \ + (e)->nle_flink = (l); \ + (e)->nle_blink = b; \ + b->nle_flink = (e); \ + (l)->nle_blink = (e); \ + } while (0) + +#define InsertHeadList(l, e) \ + do { \ + list_entry *f; \ + \ + f = (l)->nle_flink; \ + (e)->nle_flink = f; \ + (e)->nle_blink = l; \ + f->nle_blink = (e); \ + (l)->nle_flink = (e); \ + } while (0) + + +#define ATK_DEBUG 1 + +#if ATK_DEBUG +#define SLIC_TIMESTAMP(value) { \ + struct timeval timev; \ + do_gettimeofday(&timev); \ + value = timev.tv_sec*1000000 + timev.tv_usec; \ +} +#else +#define SLIC_TIMESTAMP(value) +#endif + + +/****************** SXG DEFINES *****************************************/ + +#ifdef ATKDBG +#define SXG_TIMESTAMP(value) { \ + struct timeval timev; \ + do_gettimeofday(&timev); \ + value = timev.tv_sec*1000000 + timev.tv_usec; \ +} +#else +#define SXG_TIMESTAMP(value) +#endif + +#define WRITE_REG(reg,value,flush) sxg_reg32_write((®), (value), (flush)) +#define WRITE_REG64(a,reg,value,cpu) sxg_reg64_write((a),(®),(value),(cpu)) +#define READ_REG(reg,value) (value) = readl((void __iomem *)(®)) + +#endif /* _SLIC_OS_SPECIFIC_H_ */ + |