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c4f28e54d6
Some of fb drivers uses atomic_t in bad manner, since there are still some race-prone gaps. Use mutexes to protect open/close code sections with ref_count testing and finally use simple uint. Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Acked-by: Denis Oliver Kropp <dok@directfb.org> Cc: James Simmons <jsimmons@infradead.org> Cc: "Antonino A. Daplas" <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
210 lines
5.2 KiB
C
210 lines
5.2 KiB
C
/*
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* linux/include/video/neo_reg.h -- NeoMagic Framebuffer Driver
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*
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* Copyright (c) 2001 Denis Oliver Kropp <dok@convergence.de>
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*
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* This file is subject to the terms and conditions of the GNU General
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* Public License. See the file COPYING in the main directory of this
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* archive for more details.
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*/
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#define NEO_BS0_BLT_BUSY 0x00000001
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#define NEO_BS0_FIFO_AVAIL 0x00000002
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#define NEO_BS0_FIFO_PEND 0x00000004
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#define NEO_BC0_DST_Y_DEC 0x00000001
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#define NEO_BC0_X_DEC 0x00000002
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#define NEO_BC0_SRC_TRANS 0x00000004
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#define NEO_BC0_SRC_IS_FG 0x00000008
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#define NEO_BC0_SRC_Y_DEC 0x00000010
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#define NEO_BC0_FILL_PAT 0x00000020
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#define NEO_BC0_SRC_MONO 0x00000040
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#define NEO_BC0_SYS_TO_VID 0x00000080
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#define NEO_BC1_DEPTH8 0x00000100
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#define NEO_BC1_DEPTH16 0x00000200
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#define NEO_BC1_X_320 0x00000400
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#define NEO_BC1_X_640 0x00000800
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#define NEO_BC1_X_800 0x00000c00
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#define NEO_BC1_X_1024 0x00001000
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#define NEO_BC1_X_1152 0x00001400
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#define NEO_BC1_X_1280 0x00001800
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#define NEO_BC1_X_1600 0x00001c00
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#define NEO_BC1_DST_TRANS 0x00002000
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#define NEO_BC1_MSTR_BLT 0x00004000
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#define NEO_BC1_FILTER_Z 0x00008000
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#define NEO_BC2_WR_TR_DST 0x00800000
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#define NEO_BC3_SRC_XY_ADDR 0x01000000
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#define NEO_BC3_DST_XY_ADDR 0x02000000
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#define NEO_BC3_CLIP_ON 0x04000000
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#define NEO_BC3_FIFO_EN 0x08000000
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#define NEO_BC3_BLT_ON_ADDR 0x10000000
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#define NEO_BC3_SKIP_MAPPING 0x80000000
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#define NEO_MODE1_DEPTH8 0x0100
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#define NEO_MODE1_DEPTH16 0x0200
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#define NEO_MODE1_DEPTH24 0x0300
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#define NEO_MODE1_X_320 0x0400
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#define NEO_MODE1_X_640 0x0800
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#define NEO_MODE1_X_800 0x0c00
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#define NEO_MODE1_X_1024 0x1000
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#define NEO_MODE1_X_1152 0x1400
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#define NEO_MODE1_X_1280 0x1800
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#define NEO_MODE1_X_1600 0x1c00
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#define NEO_MODE1_BLT_ON_ADDR 0x2000
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/* These are offseted in MMIO space by par->CursorOff */
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#define NEOREG_CURSCNTL 0x00
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#define NEOREG_CURSX 0x04
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#define NEOREG_CURSY 0x08
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#define NEOREG_CURSBGCOLOR 0x0C
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#define NEOREG_CURSFGCOLOR 0x10
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#define NEOREG_CURSMEMPOS 0x14
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#define NEO_CURS_DISABLE 0x00000000
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#define NEO_CURS_ENABLE 0x00000001
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#define NEO_ICON64_ENABLE 0x00000008
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#define NEO_ICON128_ENABLE 0x0000000C
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#define NEO_ICON_BLANK 0x00000010
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#define NEO_GR01_SUPPRESS_VSYNC 0x10
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#define NEO_GR01_SUPPRESS_HSYNC 0x20
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#ifdef __KERNEL__
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#ifdef NEOFB_DEBUG
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# define DBG(x) printk (KERN_DEBUG "neofb: %s\n", (x));
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#else
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# define DBG(x)
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#endif
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#define PCI_CHIP_NM2070 0x0001
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#define PCI_CHIP_NM2090 0x0002
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#define PCI_CHIP_NM2093 0x0003
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#define PCI_CHIP_NM2097 0x0083
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#define PCI_CHIP_NM2160 0x0004
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#define PCI_CHIP_NM2200 0x0005
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#define PCI_CHIP_NM2230 0x0025
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#define PCI_CHIP_NM2360 0x0006
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#define PCI_CHIP_NM2380 0x0016
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struct xtimings {
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unsigned int pixclock;
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unsigned int HDisplay;
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unsigned int HSyncStart;
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unsigned int HSyncEnd;
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unsigned int HTotal;
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unsigned int VDisplay;
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unsigned int VSyncStart;
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unsigned int VSyncEnd;
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unsigned int VTotal;
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unsigned int sync;
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int dblscan;
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int interlaced;
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};
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/* --------------------------------------------------------------------- */
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typedef volatile struct {
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__u32 bltStat;
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__u32 bltCntl;
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__u32 xpColor;
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__u32 fgColor;
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__u32 bgColor;
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__u32 pitch;
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__u32 clipLT;
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__u32 clipRB;
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__u32 srcBitOffset;
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__u32 srcStart;
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__u32 reserved0;
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__u32 dstStart;
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__u32 xyExt;
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__u32 reserved1[19];
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__u32 pageCntl;
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__u32 pageBase;
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__u32 postBase;
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__u32 postPtr;
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__u32 dataPtr;
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} Neo2200;
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#define MMIO_SIZE 0x200000
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#define NEO_EXT_CR_MAX 0x85
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#define NEO_EXT_GR_MAX 0xC7
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struct neofb_par {
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struct vgastate state;
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struct mutex open_lock;
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unsigned int ref_count;
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unsigned char MiscOutReg; /* Misc */
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unsigned char CRTC[25]; /* Crtc Controller */
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unsigned char Sequencer[5]; /* Video Sequencer */
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unsigned char Graphics[9]; /* Video Graphics */
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unsigned char Attribute[21]; /* Video Atribute */
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unsigned char GeneralLockReg;
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unsigned char ExtCRTDispAddr;
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unsigned char ExtCRTOffset;
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unsigned char SysIfaceCntl1;
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unsigned char SysIfaceCntl2;
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unsigned char ExtColorModeSelect;
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unsigned char biosMode;
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unsigned char PanelDispCntlReg1;
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unsigned char PanelDispCntlReg2;
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unsigned char PanelDispCntlReg3;
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unsigned char PanelDispCntlRegRead;
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unsigned char PanelVertCenterReg1;
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unsigned char PanelVertCenterReg2;
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unsigned char PanelVertCenterReg3;
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unsigned char PanelVertCenterReg4;
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unsigned char PanelVertCenterReg5;
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unsigned char PanelHorizCenterReg1;
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unsigned char PanelHorizCenterReg2;
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unsigned char PanelHorizCenterReg3;
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unsigned char PanelHorizCenterReg4;
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unsigned char PanelHorizCenterReg5;
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int ProgramVCLK;
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unsigned char VCLK3NumeratorLow;
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unsigned char VCLK3NumeratorHigh;
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unsigned char VCLK3Denominator;
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unsigned char VerticalExt;
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#ifdef CONFIG_MTRR
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int mtrr;
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#endif
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u8 __iomem *mmio_vbase;
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u8 cursorOff;
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u8 *cursorPad; /* Must die !! */
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Neo2200 __iomem *neo2200;
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/* Panels size */
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int NeoPanelWidth;
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int NeoPanelHeight;
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int maxClock;
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int pci_burst;
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int lcd_stretch;
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int internal_display;
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int external_display;
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int libretto;
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u32 palette[16];
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};
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typedef struct {
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int x_res;
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int y_res;
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int mode;
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} biosMode;
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#endif
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