via: some PCI posting flushes
Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
parent
21d37bbc65
commit
76f625511e
|
@ -480,6 +480,7 @@ static int via_hook_segment(drm_via_private_t * dev_priv,
|
|||
VIA_WRITE(VIA_REG_TRANSET, (HC_ParaType_PreCR << 16));
|
||||
VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_hi);
|
||||
VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_lo);
|
||||
VIA_READ(VIA_REG_TRANSPACE);
|
||||
}
|
||||
}
|
||||
return paused;
|
||||
|
@ -557,8 +558,9 @@ static void via_cmdbuf_start(drm_via_private_t * dev_priv)
|
|||
|
||||
VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_hi);
|
||||
VIA_WRITE(VIA_REG_TRANSPACE, pause_addr_lo);
|
||||
|
||||
DRM_WRITEMEMORYBARRIER();
|
||||
VIA_WRITE(VIA_REG_TRANSPACE, command | HC_HAGPCMNT_MASK);
|
||||
VIA_READ(VIA_REG_TRANSPACE);
|
||||
}
|
||||
|
||||
static void via_pad_cache(drm_via_private_t * dev_priv, int qwords)
|
||||
|
|
|
@ -218,7 +218,9 @@ via_fire_dmablit(drm_device_t *dev, drm_via_sg_info_t *vsg, int engine)
|
|||
VIA_WRITE(VIA_PCI_DMA_MR0 + engine*0x04, VIA_DMA_MR_CM | VIA_DMA_MR_TDIE);
|
||||
VIA_WRITE(VIA_PCI_DMA_BCR0 + engine*0x10, 0);
|
||||
VIA_WRITE(VIA_PCI_DMA_DPR0 + engine*0x10, vsg->chain_start);
|
||||
DRM_WRITEMEMORYBARRIER();
|
||||
VIA_WRITE(VIA_PCI_DMA_CSR0 + engine*0x04, VIA_DMA_CSR_DE | VIA_DMA_CSR_TS);
|
||||
VIA_READ(VIA_PCI_DMA_CSR0 + engine*0x04);
|
||||
}
|
||||
|
||||
/*
|
||||
|
|
Loading…
Reference in a new issue