diff options
Diffstat (limited to 'src/r128_video.c')
| -rw-r--r-- | src/r128_video.c | 1143 |
1 files changed, 1143 insertions, 0 deletions
diff --git a/src/r128_video.c b/src/r128_video.c new file mode 100644 index 0000000..119971f --- /dev/null +++ b/src/r128_video.c @@ -0,0 +1,1143 @@ +/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/r128_video.c,v 1.26 2003/02/19 01:19:41 dawes Exp $ */ + +#include "r128.h" +#include "r128_reg.h" + +#ifdef XF86DRI +#include "r128_common.h" +#include "r128_sarea.h" +#endif + +#include "xf86.h" +#include "dixstruct.h" + +#include "Xv.h" +#include "fourcc.h" + +#define OFF_DELAY 250 /* milliseconds */ +#define FREE_DELAY 15000 + +#define OFF_TIMER 0x01 +#define FREE_TIMER 0x02 +#define CLIENT_VIDEO_ON 0x04 + +#define TIMER_MASK (OFF_TIMER | FREE_TIMER) + +#ifndef XvExtension +void R128InitVideo(ScreenPtr pScreen) {} +#else + +static XF86VideoAdaptorPtr R128SetupImageVideo(ScreenPtr); +static int R128SetPortAttribute(ScrnInfoPtr, Atom, INT32, pointer); +static int R128GetPortAttribute(ScrnInfoPtr, Atom ,INT32 *, pointer); +static void R128StopVideo(ScrnInfoPtr, pointer, Bool); +static void R128QueryBestSize(ScrnInfoPtr, Bool, short, short, short, short, + unsigned int *, unsigned int *, pointer); +static int R128PutImage(ScrnInfoPtr, short, short, short, short, short, + short, short, short, int, unsigned char*, short, + short, Bool, RegionPtr, pointer); +static int R128QueryImageAttributes(ScrnInfoPtr, int, unsigned short *, + unsigned short *, int *, int *); + + +static void R128ResetVideo(ScrnInfoPtr); + +static void R128VideoTimerCallback(ScrnInfoPtr pScrn, Time now); + + +#define MAKE_ATOM(a) MakeAtom(a, sizeof(a) - 1, TRUE) + +static Atom xvBrightness, xvColorKey, xvSaturation, xvDoubleBuffer; + + +typedef struct { + int brightness; + int saturation; + Bool doubleBuffer; + unsigned char currentBuffer; + FBLinearPtr linear; + RegionRec clip; + CARD32 colorKey; + CARD32 videoStatus; + Time offTime; + Time freeTime; +} R128PortPrivRec, *R128PortPrivPtr; + + +void R128InitVideo(ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + R128InfoPtr info = R128PTR(pScrn); + XF86VideoAdaptorPtr *adaptors, *newAdaptors = NULL; + XF86VideoAdaptorPtr newAdaptor = NULL; + int num_adaptors; + + if(info->accel && info->accel->FillSolidRects) + newAdaptor = R128SetupImageVideo(pScreen); + + num_adaptors = xf86XVListGenericAdaptors(pScrn, &adaptors); + + if(newAdaptor) { + if(!num_adaptors) { + num_adaptors = 1; + adaptors = &newAdaptor; + } else { + newAdaptors = /* need to free this someplace */ + xalloc((num_adaptors + 1) * sizeof(XF86VideoAdaptorPtr*)); + if(newAdaptors) { + memcpy(newAdaptors, adaptors, num_adaptors * + sizeof(XF86VideoAdaptorPtr)); + newAdaptors[num_adaptors] = newAdaptor; + adaptors = newAdaptors; + num_adaptors++; + } + } + } + + if(num_adaptors) + xf86XVScreenInit(pScreen, adaptors, num_adaptors); + + if(newAdaptors) + xfree(newAdaptors); +} + +#define MAXWIDTH 2048 +#define MAXHEIGHT 2048 + +/* client libraries expect an encoding */ +static XF86VideoEncodingRec DummyEncoding = +{ + 0, + "XV_IMAGE", + MAXWIDTH, MAXHEIGHT, + {1, 1} +}; + +#define NUM_FORMATS 12 + +static XF86VideoFormatRec Formats[NUM_FORMATS] = +{ + {8, TrueColor}, {8, DirectColor}, {8, PseudoColor}, + {8, GrayScale}, {8, StaticGray}, {8, StaticColor}, + {15, TrueColor}, {16, TrueColor}, {24, TrueColor}, + {15, DirectColor}, {16, DirectColor}, {24, DirectColor} +}; + + +#define NUM_ATTRIBUTES 4 + +static XF86AttributeRec Attributes[NUM_ATTRIBUTES] = +{ + {XvSettable | XvGettable, 0, (1 << 24) - 1, "XV_COLORKEY"}, + {XvSettable | XvGettable, -64, 63, "XV_BRIGHTNESS"}, + {XvSettable | XvGettable, 0, 31, "XV_SATURATION"}, + {XvSettable | XvGettable, 0, 1, "XV_DOUBLE_BUFFER"} +}; + +#define NUM_IMAGES 4 + +static XF86ImageRec Images[NUM_IMAGES] = +{ + XVIMAGE_YUY2, + XVIMAGE_UYVY, + XVIMAGE_YV12, + XVIMAGE_I420 +}; + +static void +R128ResetVideo(ScrnInfoPtr pScrn) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + R128PortPrivPtr pPriv = info->adaptor->pPortPrivates[0].ptr; + + + OUTREG(R128_OV0_SCALE_CNTL, 0x80000000); + OUTREG(R128_OV0_EXCLUSIVE_HORZ, 0); + OUTREG(R128_OV0_AUTO_FLIP_CNTL, 0); /* maybe */ + OUTREG(R128_OV0_FILTER_CNTL, 0x0000000f); + OUTREG(R128_OV0_COLOUR_CNTL, (pPriv->brightness & 0x7f) | + (pPriv->saturation << 8) | + (pPriv->saturation << 16)); + OUTREG(R128_OV0_GRAPHICS_KEY_MSK, (1 << pScrn->depth) - 1); + OUTREG(R128_OV0_GRAPHICS_KEY_CLR, pPriv->colorKey); + OUTREG(R128_OV0_KEY_CNTL, R128_GRAPHIC_KEY_FN_NE); + OUTREG(R128_OV0_TEST, 0); +} + + +static XF86VideoAdaptorPtr +R128AllocAdaptor(ScrnInfoPtr pScrn) +{ + XF86VideoAdaptorPtr adapt; + R128InfoPtr info = R128PTR(pScrn); + R128PortPrivPtr pPriv; + + if(!(adapt = xf86XVAllocateVideoAdaptorRec(pScrn))) + return NULL; + + if(!(pPriv = xcalloc(1, sizeof(R128PortPrivRec) + sizeof(DevUnion)))) + { + xfree(adapt); + return NULL; + } + + adapt->pPortPrivates = (DevUnion*)(&pPriv[1]); + adapt->pPortPrivates[0].ptr = (pointer)pPriv; + + xvBrightness = MAKE_ATOM("XV_BRIGHTNESS"); + xvSaturation = MAKE_ATOM("XV_SATURATION"); + xvColorKey = MAKE_ATOM("XV_COLORKEY"); + xvDoubleBuffer = MAKE_ATOM("XV_DOUBLE_BUFFER"); + + pPriv->colorKey = info->videoKey; + pPriv->doubleBuffer = TRUE; + pPriv->videoStatus = 0; + pPriv->brightness = 0; + pPriv->saturation = 16; + pPriv->currentBuffer = 0; + + return adapt; +} + +static XF86VideoAdaptorPtr +R128SetupImageVideo(ScreenPtr pScreen) +{ + ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; + R128InfoPtr info = R128PTR(pScrn); + R128PortPrivPtr pPriv; + XF86VideoAdaptorPtr adapt; + + if(!(adapt = R128AllocAdaptor(pScrn))) + return NULL; + + adapt->type = XvWindowMask | XvInputMask | XvImageMask; + adapt->flags = VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT; + adapt->name = "ATI Rage128 Video Overlay"; + adapt->nEncodings = 1; + adapt->pEncodings = &DummyEncoding; + adapt->nFormats = NUM_FORMATS; + adapt->pFormats = Formats; + adapt->nPorts = 1; + adapt->nAttributes = NUM_ATTRIBUTES; + adapt->pAttributes = Attributes; + adapt->nImages = NUM_IMAGES; + adapt->pImages = Images; + adapt->PutVideo = NULL; + adapt->PutStill = NULL; + adapt->GetVideo = NULL; + adapt->GetStill = NULL; + adapt->StopVideo = R128StopVideo; + adapt->SetPortAttribute = R128SetPortAttribute; + adapt->GetPortAttribute = R128GetPortAttribute; + adapt->QueryBestSize = R128QueryBestSize; + adapt->PutImage = R128PutImage; + adapt->QueryImageAttributes = R128QueryImageAttributes; + + info->adaptor = adapt; + + pPriv = (R128PortPrivPtr)(adapt->pPortPrivates[0].ptr); + REGION_INIT(pScreen, &(pPriv->clip), NullBox, 0); + + R128ResetVideo(pScrn); + + return adapt; +} + +/* I really should stick this in miregion */ +static Bool +RegionsEqual(RegionPtr A, RegionPtr B) +{ + int *dataA, *dataB; + int num; + + num = REGION_NUM_RECTS(A); + if(num != REGION_NUM_RECTS(B)) + return FALSE; + + if((A->extents.x1 != B->extents.x1) || + (A->extents.x2 != B->extents.x2) || + (A->extents.y1 != B->extents.y1) || + (A->extents.y2 != B->extents.y2)) + return FALSE; + + dataA = (pointer)REGION_RECTS(A); + dataB = (pointer)REGION_RECTS(B); + + while(num--) { + if((dataA[0] != dataB[0]) || (dataA[1] != dataB[1])) + return FALSE; + dataA += 2; + dataB += 2; + } + + return TRUE; +} + + +/* R128ClipVideo - + + Takes the dst box in standard X BoxRec form (top and left + edges inclusive, bottom and right exclusive). The new dst + box is returned. The source boundaries are given (xa, ya + inclusive, xb, yb exclusive) and returned are the new source + boundaries in 16.16 fixed point. +*/ + +#define DummyScreen screenInfo.screens[0] + +static Bool +R128ClipVideo( + BoxPtr dst, + INT32 *xa, + INT32 *xb, + INT32 *ya, + INT32 *yb, + RegionPtr reg, + INT32 width, + INT32 height +){ + INT32 vscale, hscale, delta; + BoxPtr extents = REGION_EXTENTS(DummyScreen, reg); + int diff; + + hscale = ((*xb - *xa) << 16) / (dst->x2 - dst->x1); + vscale = ((*yb - *ya) << 16) / (dst->y2 - dst->y1); + + *xa <<= 16; *xb <<= 16; + *ya <<= 16; *yb <<= 16; + + diff = extents->x1 - dst->x1; + if(diff > 0) { + dst->x1 = extents->x1; + *xa += diff * hscale; + } + diff = dst->x2 - extents->x2; + if(diff > 0) { + dst->x2 = extents->x2; + *xb -= diff * hscale; + } + diff = extents->y1 - dst->y1; + if(diff > 0) { + dst->y1 = extents->y1; + *ya += diff * vscale; + } + diff = dst->y2 - extents->y2; + if(diff > 0) { + dst->y2 = extents->y2; + *yb -= diff * vscale; + } + + if(*xa < 0) { + diff = (- *xa + hscale - 1)/ hscale; + dst->x1 += diff; + *xa += diff * hscale; + } + delta = *xb - (width << 16); + if(delta > 0) { + diff = (delta + hscale - 1)/ hscale; + dst->x2 -= diff; + *xb -= diff * hscale; + } + if(*xa >= *xb) return FALSE; + + if(*ya < 0) { + diff = (- *ya + vscale - 1)/ vscale; + dst->y1 += diff; + *ya += diff * vscale; + } + delta = *yb - (height << 16); + if(delta > 0) { + diff = (delta + vscale - 1)/ vscale; + dst->y2 -= diff; + *yb -= diff * vscale; + } + if(*ya >= *yb) return FALSE; + + if((dst->x1 != extents->x1) || (dst->x2 != extents->x2) || + (dst->y1 != extents->y1) || (dst->y2 != extents->y2)) + { + RegionRec clipReg; + REGION_INIT(DummyScreen, &clipReg, dst, 1); + REGION_INTERSECT(DummyScreen, reg, reg, &clipReg); + REGION_UNINIT(DummyScreen, &clipReg); + } + return TRUE; +} + +static void +R128StopVideo(ScrnInfoPtr pScrn, pointer data, Bool cleanup) +{ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + R128PortPrivPtr pPriv = (R128PortPrivPtr)data; + + REGION_EMPTY(pScrn->pScreen, &pPriv->clip); + + if(cleanup) { + if(pPriv->videoStatus & CLIENT_VIDEO_ON) { + OUTREG(R128_OV0_SCALE_CNTL, 0); + if (info->cursor_start) + xf86ForceHWCursor (pScrn->pScreen, FALSE); + } + if(pPriv->linear) { + xf86FreeOffscreenLinear(pPriv->linear); + pPriv->linear = NULL; + } + pPriv->videoStatus = 0; + } else { + if(pPriv->videoStatus & CLIENT_VIDEO_ON) { + pPriv->videoStatus |= OFF_TIMER; + pPriv->offTime = currentTime.milliseconds + OFF_DELAY; + } + } +} + +static int +R128SetPortAttribute( + ScrnInfoPtr pScrn, + Atom attribute, + INT32 value, + pointer data +){ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + R128PortPrivPtr pPriv = (R128PortPrivPtr)data; + + if(attribute == xvBrightness) { + if((value < -64) || (value > 63)) + return BadValue; + pPriv->brightness = value; + + OUTREG(R128_OV0_COLOUR_CNTL, (pPriv->brightness & 0x7f) | + (pPriv->saturation << 8) | + (pPriv->saturation << 16)); + } else + if(attribute == xvSaturation) { + if((value < 0) || (value > 31)) + return BadValue; + pPriv->saturation = value; + + OUTREG(R128_OV0_COLOUR_CNTL, (pPriv->brightness & 0x7f) | + (pPriv->saturation << 8) | + (pPriv->saturation << 16)); + } else + if(attribute == xvDoubleBuffer) { + if((value < 0) || (value > 1)) + return BadValue; + pPriv->doubleBuffer = value; + } else + if(attribute == xvColorKey) { + pPriv->colorKey = value; + OUTREG(R128_OV0_GRAPHICS_KEY_CLR, pPriv->colorKey); + + REGION_EMPTY(pScrn->pScreen, &pPriv->clip); + } else return BadMatch; + + return Success; +} + +static int +R128GetPortAttribute( + ScrnInfoPtr pScrn, + Atom attribute, + INT32 *value, + pointer data +){ + R128PortPrivPtr pPriv = (R128PortPrivPtr)data; + + if(attribute == xvBrightness) { + *value = pPriv->brightness; + } else + if(attribute == xvSaturation) { + *value = pPriv->saturation; + } else + if(attribute == xvDoubleBuffer) { + *value = pPriv->doubleBuffer ? 1 : 0; + } else + if(attribute == xvColorKey) { + *value = pPriv->colorKey; + } else return BadMatch; + + return Success; +} + + +static void +R128QueryBestSize( + ScrnInfoPtr pScrn, + Bool motion, + short vid_w, short vid_h, + short drw_w, short drw_h, + unsigned int *p_w, unsigned int *p_h, + pointer data +){ + if(vid_w > (drw_w << 4)) + drw_w = vid_w >> 4; + if(vid_h > (drw_h << 4)) + drw_h = vid_h >> 4; + + *p_w = drw_w; + *p_h = drw_h; +} + + +/* + * + * R128DMA - abuse the texture blit ioctl to transfer rectangular blocks + * + * The block is split into 'passes' pieces of 'hpass' lines which fit entirely + * into an indirect buffer + * + */ + +static Bool +R128DMA( + R128InfoPtr info, + unsigned char *src, + unsigned char *dst, + int srcPitch, + int dstPitch, + int h, + int w +){ + +#ifdef XF86DRI + +#define BUFSIZE (R128_BUFFER_SIZE - R128_HOSTDATA_BLIT_OFFSET) +#define MAXPASSES (MAXHEIGHT/(BUFSIZE/(MAXWIDTH*2))+1) + + unsigned char *buf; + int err=-1, i, idx, offset, hpass, passes, srcpassbytes, dstpassbytes; + int sizes[MAXPASSES], list[MAXPASSES]; + drmDMAReq req; + drmR128Blit blit; + + /* Verify conditions and bail out as early as possible */ + if (!info->directRenderingEnabled || !info->DMAForXv) + return FALSE; + + if ((hpass = min(h,(BUFSIZE/w))) == 0) + return FALSE; + + if ((passes = (h+hpass-1)/hpass) > MAXPASSES) + return FALSE; + + /* Request indirect buffers */ + srcpassbytes = w*hpass; + + req.context = info->drmCtx; + req.send_count = 0; + req.send_list = NULL; + req.send_sizes = NULL; + req.flags = DRM_DMA_LARGER_OK; + req.request_count = passes; + req.request_size = srcpassbytes + R128_HOSTDATA_BLIT_OFFSET; + req.request_list = &list[0]; + req.request_sizes = &sizes[0]; + req.granted_count = 0; + + if (drmDMA(info->drmFD, &req)) + return FALSE; + + if (req.granted_count < passes) { + drmFreeBufs(info->drmFD, req.granted_count, req.request_list); + return FALSE; + } + + /* Copy parts of the block into buffers and fire them */ + dstpassbytes = hpass*dstPitch; + dstPitch /= 8; + + for (i=0, offset=dst-info->FB; i<passes; i++, offset+=dstpassbytes) { + if (i == (passes-1) && (h % hpass) != 0) { + hpass = h % hpass; + srcpassbytes = w*hpass; + } + + idx = req.request_list[i]; + buf = (unsigned char *) info->buffers->list[idx].address + R128_HOSTDATA_BLIT_OFFSET; + + if (srcPitch == w) { + memcpy(buf, src, srcpassbytes); + src += srcpassbytes; + } else { + int count = hpass; + while(count--) { + memcpy(buf, src, w); + src += srcPitch; + buf += w; + } + } + + blit.idx = idx; + blit.offset = offset; + blit.pitch = dstPitch; + blit.format = (R128_DATATYPE_CI8 >> 16); + blit.x = (offset % 32); + blit.y = 0; + blit.width = w; + blit.height = hpass; + + if ((err = drmCommandWrite(info->drmFD, DRM_R128_BLIT, + &blit, sizeof(drmR128Blit))) < 0) + break; + } + + drmFreeBufs(info->drmFD, req.granted_count, req.request_list); + + return (err==0) ? TRUE : FALSE; + +#else + + /* This is to avoid cluttering the rest of the code with '#ifdef XF86DRI' */ + return FALSE; + +#endif /* XF86DRI */ + +} + + +static void +R128CopyData422( + R128InfoPtr info, + unsigned char *src, + unsigned char *dst, + int srcPitch, + int dstPitch, + int h, + int w +){ + w <<= 1; + + /* Attempt data transfer with DMA and fall back to memcpy */ + + if (!R128DMA(info, src, dst, srcPitch, dstPitch, h, w)) { + while(h--) { + memcpy(dst, src, w); + src += srcPitch; + dst += dstPitch; + } + } +} + +static void +R128CopyData420( + R128InfoPtr info, + unsigned char *src1, + unsigned char *src2, + unsigned char *src3, + unsigned char *dst1, + unsigned char *dst2, + unsigned char *dst3, + int srcPitch, + int srcPitch2, + int dstPitch, + int h, + int w +){ + int count; + + /* Attempt data transfer with DMA and fall back to memcpy */ + + if (!R128DMA(info, src1, dst1, srcPitch, dstPitch, h, w)) { + count = h; + while(count--) { + memcpy(dst1, src1, w); + src1 += srcPitch; + dst1 += dstPitch; + } + } + + w >>= 1; + h >>= 1; + dstPitch >>= 1; + + if (!R128DMA(info, src2, dst2, srcPitch2, dstPitch, h, w)) { + count = h; + while(count--) { + memcpy(dst2, src2, w); + src2 += srcPitch2; + dst2 += dstPitch; + } + } + + if (!R128DMA(info, src3, dst3, srcPitch2, dstPitch, h, w)) { + count = h; + while(count--) { + memcpy(dst3, src3, w); + src3 += srcPitch2; + dst3 += dstPitch; + } + } +} + + +static FBLinearPtr +R128AllocateMemory( + ScrnInfoPtr pScrn, + FBLinearPtr linear, + int size +){ + ScreenPtr pScreen; + FBLinearPtr new_linear; + + if(linear) { + if(linear->size >= size) + return linear; + + if(xf86ResizeOffscreenLinear(linear, size)) + return linear; + + xf86FreeOffscreenLinear(linear); + } + + pScreen = screenInfo.screens[pScrn->scrnIndex]; + + new_linear = xf86AllocateOffscreenLinear(pScreen, size, 16, + NULL, NULL, NULL); + + if(!new_linear) { + int max_size; + + xf86QueryLargestOffscreenLinear(pScreen, &max_size, 16, + PRIORITY_EXTREME); + + if(max_size < size) + return NULL; + + xf86PurgeUnlockedOffscreenAreas(pScreen); + new_linear = xf86AllocateOffscreenLinear(pScreen, size, 16, + NULL, NULL, NULL); + } + + return new_linear; +} + +static void +R128DisplayVideo422( + ScrnInfoPtr pScrn, + int id, + int offset, + short width, short height, + int pitch, + int left, int right, int top, + BoxPtr dstBox, + short src_w, short src_h, + short drw_w, short drw_h +){ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + int v_inc, h_inc, step_by, tmp; + int p1_h_accum_init, p23_h_accum_init; + int p1_v_accum_init; + + v_inc = (src_h << 20) / drw_h; + h_inc = (src_w << 12) / drw_w; + step_by = 1; + + while(h_inc >= (2 << 12)) { + step_by++; + h_inc >>= 1; + } + + /* keep everything in 16.16 */ + + offset += ((left >> 16) & ~7) << 1; + + tmp = (left & 0x0003ffff) + 0x00028000 + (h_inc << 3); + p1_h_accum_init = ((tmp << 4) & 0x000f8000) | + ((tmp << 12) & 0xf0000000); + + tmp = ((left >> 1) & 0x0001ffff) + 0x00028000 + (h_inc << 2); + p23_h_accum_init = ((tmp << 4) & 0x000f8000) | + ((tmp << 12) & 0x70000000); + + tmp = (top & 0x0000ffff) + 0x00018000; + p1_v_accum_init = ((tmp << 4) & 0x03ff8000) | 0x00000001; + + left = (left >> 16) & 7; + + OUTREG(R128_OV0_REG_LOAD_CNTL, 1); + while(!(INREG(R128_OV0_REG_LOAD_CNTL) & (1 << 3))); + + OUTREG(R128_OV0_H_INC, h_inc | ((h_inc >> 1) << 16)); + OUTREG(R128_OV0_STEP_BY, step_by | (step_by << 8)); + OUTREG(R128_OV0_Y_X_START, dstBox->x1 | (dstBox->y1 << 16)); + OUTREG(R128_OV0_Y_X_END, dstBox->x2 | (dstBox->y2 << 16)); + OUTREG(R128_OV0_V_INC, v_inc); + OUTREG(R128_OV0_P1_BLANK_LINES_AT_TOP, 0x00000fff | ((src_h - 1) << 16)); + OUTREG(R128_OV0_VID_BUF_PITCH0_VALUE, pitch); + OUTREG(R128_OV0_P1_X_START_END, (width - 1) | (left << 16)); + left >>= 1; width >>= 1; + OUTREG(R128_OV0_P2_X_START_END, (width - 1) | (left << 16)); + OUTREG(R128_OV0_P3_X_START_END, (width - 1) | (left << 16)); + OUTREG(R128_OV0_VID_BUF0_BASE_ADRS, offset & 0xfffffff0); + OUTREG(R128_OV0_P1_V_ACCUM_INIT, p1_v_accum_init); + OUTREG(R128_OV0_P23_V_ACCUM_INIT, 0); + OUTREG(R128_OV0_P1_H_ACCUM_INIT, p1_h_accum_init); + OUTREG(R128_OV0_P23_H_ACCUM_INIT, p23_h_accum_init); + + if(id == FOURCC_UYVY) + OUTREG(R128_OV0_SCALE_CNTL, 0x41FF8C03); + else + OUTREG(R128_OV0_SCALE_CNTL, 0x41FF8B03); + + OUTREG(R128_OV0_REG_LOAD_CNTL, 0); +} + +static void +R128DisplayVideo420( + ScrnInfoPtr pScrn, + short width, short height, + int pitch, + int offset1, int offset2, int offset3, + int left, int right, int top, + BoxPtr dstBox, + short src_w, short src_h, + short drw_w, short drw_h +){ + R128InfoPtr info = R128PTR(pScrn); + unsigned char *R128MMIO = info->MMIO; + int v_inc, h_inc, step_by, tmp, leftUV; + int p1_h_accum_init, p23_h_accum_init; + int p1_v_accum_init, p23_v_accum_init; + + v_inc = (src_h << 20) / drw_h; + h_inc = (src_w << 12) / drw_w; + step_by = 1; + + while(h_inc >= (2 << 12)) { + step_by++; + h_inc >>= 1; + } + + /* keep everything in 16.16 */ + + offset1 += (left >> 16) & ~15; + offset2 += (left >> 17) & ~15; + offset3 += (left >> 17) & ~15; + + tmp = (left & 0x0003ffff) + 0x00028000 + (h_inc << 3); + p1_h_accum_init = ((tmp << 4) & 0x000f8000) | + ((tmp << 12) & 0xf0000000); + + tmp = ((left >> 1) & 0x0001ffff) + 0x00028000 + (h_inc << 2); + p23_h_accum_init = ((tmp << 4) & 0x000f8000) | + ((tmp << 12) & 0x70000000); + + tmp = (top & 0x0000ffff) + 0x00018000; + p1_v_accum_init = ((tmp << 4) & 0x03ff8000) | 0x00000001; + + tmp = ((top >> 1) & 0x0000ffff) + 0x00018000; + p23_v_accum_init = ((tmp << 4) & 0x01ff8000) | 0x00000001; + + leftUV = (left >> 17) & 15; + left = (left >> 16) & 15; + + OUTREG(R128_OV0_REG_LOAD_CNTL, 1); + while(!(INREG(R128_OV0_REG_LOAD_CNTL) & (1 << 3))); + + OUTREG(R128_OV0_H_INC, h_inc | ((h_inc >> 1) << 16)); + OUTREG(R128_OV0_STEP_BY, step_by | (step_by << 8)); + OUTREG(R128_OV0_Y_X_START, dstBox->x1 | (dstBox->y1 << 16)); + OUTREG(R128_OV0_Y_X_END, dstBox->x2 | (dstBox->y2 << 16)); + OUTREG(R128_OV0_V_INC, v_inc); + OUTREG(R128_OV0_P1_BLANK_LINES_AT_TOP, 0x00000fff | ((src_h - 1) << 16)); + src_h = (src_h + 1) >> 1; + OUTREG(R128_OV0_P23_BLANK_LINES_AT_TOP, 0x000007ff | ((src_h - 1) << 16)); + OUTREG(R128_OV0_VID_BUF_PITCH0_VALUE, pitch); + OUTREG(R128_OV0_VID_BUF_PITCH1_VALUE, pitch >> 1); + OUTREG(R128_OV0_P1_X_START_END, (width - 1) | (left << 16)); + width >>= 1; + OUTREG(R128_OV0_P2_X_START_END, (width - 1) | (leftUV << 16)); + OUTREG(R128_OV0_P3_X_START_END, (width - 1) | (leftUV << 16)); + OUTREG(R128_OV0_VID_BUF0_BASE_ADRS, offset1 & 0xfffffff0); + OUTREG(R128_OV0_VID_BUF1_BASE_ADRS, (offset2 & 0xfffffff0) | 0x00000001); + OUTREG(R128_OV0_VID_BUF2_BASE_ADRS, (offset3 & 0xfffffff0) | 0x00000001); + OUTREG(R128_OV0_P1_V_ACCUM_INIT, p1_v_accum_init); + OUTREG(R128_OV0_P23_V_ACCUM_INIT, p23_v_accum_init); + OUTREG(R128_OV0_P1_H_ACCUM_INIT, p1_h_accum_init); + OUTREG(R128_OV0_P23_H_ACCUM_INIT, p23_h_accum_init); + OUTREG(R128_OV0_SCALE_CNTL, 0x41FF8A03); + + OUTREG(R128_OV0_REG_LOAD_CNTL, 0); +} + + + +static int +R128PutImage( + ScrnInfoPtr pScrn, + short src_x, short src_y, + short drw_x, short drw_y, + short src_w, short src_h, + short drw_w, short drw_h, + int id, unsigned char* buf, + short width, short height, + Bool Sync, + RegionPtr clipBoxes, pointer data +){ + R128InfoPtr info = R128PTR(pScrn); + R128PortPrivPtr pPriv = (R128PortPrivPtr)data; + INT32 xa, xb, ya, yb; + int pitch, new_size, offset, s1offset, s2offset, s3offset; + int srcPitch, srcPitch2, dstPitch; + int d1line, d2line, d3line, d1offset, d2offset, d3offset; + int top, left, npixels, nlines, bpp; + BoxRec dstBox; + CARD32 tmp; +#if X_BYTE_ORDER == X_BIG_ENDIAN + unsigned char *R128MMIO = info->MMIO; + CARD32 config_cntl = INREG(R128_CONFIG_CNTL); + + /* We need to disable byte swapping, or the data gets mangled */ + OUTREG(R128_CONFIG_CNTL, config_cntl & + ~(APER_0_BIG_ENDIAN_16BPP_SWAP | APER_0_BIG_ENDIAN_32BPP_SWAP)); +#endif + + /* + * s1offset, s2offset, s3offset - byte offsets to the Y, U and V planes + * of the source. + * + * d1offset, d2offset, d3offset - byte offsets to the Y, U and V planes + * of the destination. + * + * offset - byte offset within the framebuffer to where the destination + * is stored. + * + * d1line, d2line, d3line - byte offsets within the destination to the + * first displayed scanline in each plane. + * + */ + + if(src_w > (drw_w << 4)) + drw_w = src_w >> 4; + if(src_h > (drw_h << 4)) + drw_h = src_h >> 4; + + /* Clip */ + xa = src_x; + xb = src_x + src_w; + ya = src_y; + yb = src_y + src_h; + + dstBox.x1 = drw_x; + dstBox.x2 = drw_x + drw_w; + dstBox.y1 = drw_y; + dstBox.y2 = drw_y + drw_h; + + if(!R128ClipVideo(&dstBox, &xa, &xb, &ya, &yb, clipBoxes, width, height)) + return Success; + + dstBox.x1 -= pScrn->frameX0; + dstBox.x2 -= pScrn->frameX0; + dstBox.y1 -= pScrn->frameY0; + dstBox.y2 -= pScrn->frameY0; + + bpp = pScrn->bitsPerPixel >> 3; + pitch = bpp * pScrn->displayWidth; + + switch(id) { + case FOURCC_YV12: + case FOURCC_I420: + srcPitch = (width + 3) & ~3; + srcPitch2 = ((width >> 1) + 3) & ~3; + dstPitch = (width + 31) & ~31; /* of luma */ + new_size = ((dstPitch * (height + (height >> 1))) + bpp - 1) / bpp; + s1offset = 0; + s2offset = srcPitch * height; + s3offset = (srcPitch2 * (height >> 1)) + s2offset; + break; + case FOURCC_UYVY: + case FOURCC_YUY2: + default: + srcPitch = width << 1; + srcPitch2 = 0; + dstPitch = ((width << 1) + 15) & ~15; + new_size = ((dstPitch * height) + bpp - 1) / bpp; + s1offset = 0; + s2offset = 0; + s3offset = 0; + break; + } + + if(!(pPriv->linear = R128AllocateMemory(pScrn, pPriv->linear, + pPriv->doubleBuffer ? (new_size << 1) : new_size))) + { + return BadAlloc; + } + + pPriv->currentBuffer ^= 1; + + /* copy data */ + top = ya >> 16; + left = (xa >> 16) & ~1; + npixels = ((((xb + 0xffff) >> 16) + 1) & ~1) - left; + + offset = pPriv->linear->offset * bpp; + if(pPriv->doubleBuffer) + offset += pPriv->currentBuffer * new_size * bpp; + + switch(id) { + case FOURCC_YV12: + case FOURCC_I420: + d1line = top * dstPitch; + d2line = (height * dstPitch) + ((top >> 1) * (dstPitch >> 1)); + d3line = d2line + ((height >> 1) * (dstPitch >> 1)); + + top &= ~1; + + d1offset = (top * dstPitch) + left + offset; + d2offset = d2line + (left >> 1) + offset; + d3offset = d3line + (left >> 1) + offset; + + s1offset += (top * srcPitch) + left; + tmp = ((top >> 1) * srcPitch2) + (left >> 1); + s2offset += tmp; + s3offset += tmp; + if(id == FOURCC_YV12) { + tmp = s2offset; + s2offset = s3offset; + s3offset = tmp; + } + + nlines = ((((yb + 0xffff) >> 16) + 1) & ~1) - top; + R128CopyData420(info, buf + s1offset, buf + s2offset, buf + s3offset, + info->FB+d1offset, info->FB+d2offset, info->FB+d3offset, + srcPitch, srcPitch2, dstPitch, nlines, npixels); + break; + case FOURCC_UYVY: + case FOURCC_YUY2: + default: + left <<= 1; + d1line = top * dstPitch; + d2line = 0; + d3line = 0; + d1offset = d1line + left + offset; + d2offset = 0; + d3offset = 0; + s1offset += (top * srcPitch) + left; + nlines = ((yb + 0xffff) >> 16) - top; + R128CopyData422(info, buf + s1offset, info->FB + d1offset, + srcPitch, dstPitch, nlines, npixels); + break; + } + +#if X_BYTE_ORDER == X_BIG_ENDIAN + /* restore byte swapping */ + OUTREG(R128_CONFIG_CNTL, config_cntl); +#endif + + /* update cliplist */ + if(!RegionsEqual(&pPriv->clip, clipBoxes)) { + REGION_COPY(pScreen, &pPriv->clip, clipBoxes); + /* draw these */ + (*info->accel->FillSolidRects)(pScrn, pPriv->colorKey, GXcopy, + (CARD32)~0, + REGION_NUM_RECTS(clipBoxes), + REGION_RECTS(clipBoxes)); + } + + + switch(id) { + case FOURCC_YV12: + case FOURCC_I420: + R128DisplayVideo420(pScrn, width, height, dstPitch, + offset + d1line, offset + d2line, offset + d3line, + xa, xb, ya, &dstBox, src_w, src_h, drw_w, drw_h); + break; + case FOURCC_UYVY: + case FOURCC_YUY2: + default: + R128DisplayVideo422(pScrn, id, offset + d1line, width, height, dstPitch, + xa, xb, ya, &dstBox, src_w, src_h, drw_w, drw_h); + break; + } + + if (info->cursor_start && !(pPriv->videoStatus & CLIENT_VIDEO_ON)) + xf86ForceHWCursor (pScrn->pScreen, TRUE); + pPriv->videoStatus = CLIENT_VIDEO_ON; + + info->VideoTimerCallback = R128VideoTimerCallback; + + return Success; +} + + +static int +R128QueryImageAttributes( + ScrnInfoPtr pScrn, + int id, + unsigned short *w, unsigned short *h, + int *pitches, int *offsets +){ + int size, tmp; + + if(*w > MAXWIDTH) *w = MAXWIDTH; + if(*h > MAXHEIGHT) *h = MAXHEIGHT; + + *w = (*w + 1) & ~1; + if(offsets) offsets[0] = 0; + + switch(id) { + case FOURCC_YV12: + case FOURCC_I420: + *h = (*h + 1) & ~1; + size = (*w + 3) & ~3; + if(pitches) pitches[0] = size; + size *= *h; + if(offsets) offsets[1] = size; + tmp = ((*w >> 1) + 3) & ~3; + if(pitches) pitches[1] = pitches[2] = tmp; + tmp *= (*h >> 1); + size += tmp; + if(offsets) offsets[2] = size; + size += tmp; + break; + case FOURCC_UYVY: + case FOURCC_YUY2: + default: + size = *w << 1; + if(pitches) pitches[0] = size; + size *= *h; + break; + } + + return size; +} + +static void +R128VideoTimerCallback(ScrnInfoPtr pScrn, Time now) +{ + R128InfoPtr info = R128PTR(pScrn); + R128PortPrivPtr pPriv = info->adaptor->pPortPrivates[0].ptr; + + if(pPriv->videoStatus & TIMER_MASK) { + if(pPriv->videoStatus & OFF_TIMER) { + if(pPriv->offTime < now) { + unsigned char *R128MMIO = info->MMIO; + OUTREG(R128_OV0_SCALE_CNTL, 0); + if (info->cursor_start && pPriv->videoStatus & CLIENT_VIDEO_ON) + xf86ForceHWCursor (pScrn->pScreen, FALSE); + pPriv->videoStatus = FREE_TIMER; + pPriv->freeTime = now + FREE_DELAY; + } + } else { /* FREE_TIMER */ + if(pPriv->freeTime < now) { + if(pPriv->linear) { + xf86FreeOffscreenLinear(pPriv->linear); + pPriv->linear = NULL; + } + if (info->cursor_start && pPriv->videoStatus & CLIENT_VIDEO_ON) + xf86ForceHWCursor (pScrn->pScreen, FALSE); + pPriv->videoStatus = 0; + info->VideoTimerCallback = NULL; + } + } + } else /* shouldn't get here */ + info->VideoTimerCallback = NULL; +} + + +#endif /* !XvExtension */ |