OpenWrt – Rev 4

Subversion Repositories:
Rev:
--- a/drivers/dma/dw/core.c
+++ b/drivers/dma/dw/core.c
@@ -167,6 +167,8 @@ static void dwc_initialize_chan_dw(struc
        cfghi |= DWC_CFGH_DST_PER(dwc->dws.dst_id);
        cfghi |= DWC_CFGH_SRC_PER(dwc->dws.src_id);
 
+       cfghi |= DWC_CFGH_PROTCTL(3); /* bufferable + privileged access */
+
        /* Set polarity of handshake interface */
        cfglo |= hs_polarity ? DWC_CFGL_HS_DST_POL | DWC_CFGL_HS_SRC_POL : 0;
 
@@ -1293,11 +1295,8 @@ int dw_dma_probe(struct dw_dma_chip *chi
                else
                        list_add(&dwc->chan.device_node, &dw->dma.channels);
 
-               /* 7 is highest priority & 0 is lowest. */
-               if (pdata->chan_priority == CHAN_PRIORITY_ASCENDING)
-                       dwc->priority = pdata->nr_channels - i - 1;
-               else
-                       dwc->priority = i;
+               /* set all channels to the same priority */
+               dwc->priority = pdata->nr_channels - 1;
 
                dwc->ch_regs = &__dw_regs(dw)->CHAN[i];
                spin_lock_init(&dwc->lock);