src/mesa/drivers/dri/i810/i810ioctl.h

   1 /* $XFree86: xc/lib/GL/mesa/src/drv/i810/i810ioctl.h,v 1.7 2002/10/30 12:51:33 alanh Exp $ */
   2
   3 #ifndef I810_IOCTL_H
   4 #define I810_IOCTL_H
   5
   6 #include "i810context.h"
   7
   8 void i810EmitPrim( i810ContextPtr imesa );
   9 void i810FlushPrims( i810ContextPtr mmesa );
  10 void i810FlushPrimsLocked( i810ContextPtr mmesa );
  11 void i810FlushPrimsGetBuffer( i810ContextPtr imesa );
  12
  13 void i810WaitAgeLocked( i810ContextPtr imesa, int age );
  14 void i810WaitAge( i810ContextPtr imesa, int age );
  15 void i810DmaFinish( i810ContextPtr imesa );
  16 void i810RegetLockQuiescent( i810ContextPtr imesa );
  17 void i810InitIoctlFuncs( struct dd_function_table *functions );
  18 void i810CopyBuffer( const __DRIdrawablePrivate *dpriv );
  19 void i810PageFlip( const __DRIdrawablePrivate *dpriv );
  20 int i810_check_copy(int fd);
  21
  22 #define I810_STATECHANGE(imesa, flag)                           \
  23 do {                                                            \
  24    if (imesa->vertex_low != imesa->vertex_last_prim)            \
  25       i810FlushPrims(imesa);                                    \
  26    imesa->dirty |= flag;                                        \
  27 } while (0)                                                     \
  28
  29
  30 #define I810_FIREVERTICES(imesa)                                \
  31 do {                                                            \
  32    if (imesa->vertex_buffer) {                                  \
  33       i810FlushPrims(imesa);                                    \
  34    }                                                            \
  35 } while (0)
  36
  37 static __inline GLuint *i810AllocDmaLow( i810ContextPtr imesa, int bytes )
  38 {
  39    if (imesa->vertex_low + bytes > imesa->vertex_high)
  40       i810FlushPrimsGetBuffer( imesa );
  41
  42    {
  43       GLuint *start = (GLuint *)(imesa->vertex_addr + imesa->vertex_low);
  44       imesa->vertex_low += bytes;
  45       return start;
  46    }
  47 }
  48
  49 #endif