static void __init ts43xx_fixup(
struct tag *tags, char **cmdline,
struct meminfo *mi)
{
unsigned long memSize;
unsigned char *otpArea; /* The contents of the flash OTP area should have
been copied here by the bootloader */
__pv_phys_offset = CNS3XXX_DDR2SDRAM_BASE;
memSize = *(unsigned long *)__bus_to_virt(CNS3XXX_DDR2SDRAM_BASE + 0x20);
otpArea = (unsigned char *)__bus_to_virt(CNS3XXX_DDR2SDRAM_BASE + 0x24);
printk("Bootloader says it found %ld MB of DDR2\n", memSize);
mi->nr_banks = 1;
mi->bank[0].start = CNS3XXX_DDR2SDRAM_BASE + 0x00000000;
if (memSize == 512)
mi->bank[0].size = SZ_512M;
else
mi->bank[0].size = SZ_256M;
memcpy(cns3xxx_flashOTP, otpArea, 64);
}
static void sun4i_pcm_enqueue(struct snd_pcm_substream *substream)
{
struct sun4i_runtime_data *prtd = substream->runtime->private_data;
dma_addr_t pos = prtd->dma_pos;
unsigned int limit;
int ret;
unsigned long len = prtd->dma_period;
limit = prtd->dma_limit;
while(prtd->dma_loaded < limit) {
if((pos + len) > prtd->dma_end) {
len = prtd->dma_end - pos;
}
ret = sw_dma_enqueue(prtd->params->channel, substream, __bus_to_virt(pos), len);
if(ret == 0) {
prtd->dma_loaded++;
pos += prtd->dma_period;
if(pos >= prtd->dma_end)
pos = prtd->dma_start;
}else {
break;
}
}
prtd->dma_pos = pos;
}
