diff options
| author | Vladimir Dergachev <volodya@mindspring.com> | 2005-03-31 18:26:05 +0000 |
|---|---|---|
| committer | Vladimir Dergachev <volodya@mindspring.com> | 2005-03-31 18:26:05 +0000 |
| commit | 2e7365ffb767099faf3f191dc65341dbb3ef6247 (patch) | |
| tree | b6f9743a6c65d76f3fbca2ed06f1e61e2d9331d9 | |
| parent | 9a3c1c8e4cba2885b707db0f855e11dc6e640b49 (diff) | |
Modified:
programs/Xserver/hw/xfree86/drivers/ati/radeon_video.c
Patch from Antti Ajanki - provide VBI capture support for PAL and SECAM
(You need GATOS km module to actually get at the data, the change
merely configures the hardware to handle it correctly).
| -rw-r--r-- | src/radeon_video.c | 28 |
1 files changed, 23 insertions, 5 deletions
diff --git a/src/radeon_video.c b/src/radeon_video.c index cfc61195..c58f4474 100644 --- a/src/radeon_video.c +++ b/src/radeon_video.c @@ -3052,7 +3052,7 @@ RADEONPutVideo( CARD32 id, display_base; int width, height; int mult; - int vbi_line_width; + int vbi_line_width, vbi_start, vbi_end; info->accel->Sync(pScrn); /* @@ -3196,14 +3196,24 @@ RADEONPutVideo( OUTREG(RADEON_CAP0_ONESHOT_BUF_OFFSET, offset1+display_base); if(pPriv->capture_vbi_data){ + if ((pPriv->encoding==2)||(pPriv->encoding==8)) { + /* PAL, SECAM */ + vbi_start = 5; + vbi_end = 21; + } else { + /* NTSC */ + vbi_start = 8; + vbi_end = 20; + } + + vbi_offset0 = ((info->videoLinear->offset+mult*new_size)*bpp+0xf) & (~0xf); vbi_offset1 = vbi_offset0 + dstPitch*20; OUTREG(RADEON_CAP0_VBI0_OFFSET, vbi_offset0+display_base); OUTREG(RADEON_CAP0_VBI1_OFFSET, vbi_offset1+display_base); OUTREG(RADEON_CAP0_VBI2_OFFSET, 0); OUTREG(RADEON_CAP0_VBI3_OFFSET, 0); - OUTREG(RADEON_CAP0_VBI_V_WINDOW, 8 | ((pPriv->v-1)<<16)); - OUTREG(RADEON_CAP0_VBI_V_WINDOW, 8 | ((20)<<16)); + OUTREG(RADEON_CAP0_VBI_V_WINDOW, vbi_start | (vbi_end<<16)); OUTREG(RADEON_CAP0_VBI_H_WINDOW, 0 | (vbi_line_width)<<16); } @@ -3334,9 +3344,17 @@ static void RADEON_RT_SetEncoding(ScrnInfoPtr pScrn, RADEONPortPrivPtr pPriv) { int width, height; RADEONWaitForIdleMMIO(pScrn); + /* Disable VBI capture for anything but TV tuner */ -if(pPriv->encoding==5)pPriv->capture_vbi_data=1; - else pPriv->capture_vbi_data=0; +switch(pPriv->encoding){ + case 2: + case 5: + case 8: + pPriv->capture_vbi_data=1; + break; + default: + pPriv->capture_vbi_data=0; + } switch(pPriv->encoding){ case 1: |