data = cmd->data;
if (!data) return;
- if (cmd->data->flags & MMC_DATA_MULTI) {
+ if (cmd->data->blocks > 1) {
pr_debug("multiple write : wait for BLKE...\n");
at91_mci_write(host, AT91_MCI_IER, AT91_MCI_BLKE);
} else
}
if (data) {
+
+ if ( data->blksz & 0x3 ) {
+ pr_debug("Unsupported block size\n");
+ cmd->error = -EINVAL;
+ mmc_request_done(host->mmc, host->request);
+ return;
+ }
+
block_length = data->blksz;
blocks = data->blocks;
if (data->flags & MMC_DATA_STREAM)
cmdr |= AT91_MCI_TRTYP_STREAM;
- if (data->flags & MMC_DATA_MULTI)
+ if (data->blocks > 1)
cmdr |= AT91_MCI_TRTYP_MULTIPLE;
}
else {
pr_debug("Status = %08X [%08X %08X %08X %08X]\n",
status, cmd->resp[0], cmd->resp[1], cmd->resp[2], cmd->resp[3]);
- if (status & (AT91_MCI_RINDE | AT91_MCI_RDIRE | AT91_MCI_RCRCE |
- AT91_MCI_RENDE | AT91_MCI_RTOE | AT91_MCI_DCRCE |
- AT91_MCI_DTOE | AT91_MCI_OVRE | AT91_MCI_UNRE)) {
+ if (status & AT91_MCI_ERRORS) {
if ((status & AT91_MCI_RCRCE) && !(mmc_resp_type(cmd) & MMC_RSP_CRC)) {
- cmd->error = MMC_ERR_NONE;
+ cmd->error = 0;
}
else {
if (status & (AT91_MCI_RTOE | AT91_MCI_DTOE))
- cmd->error = MMC_ERR_TIMEOUT;
+ cmd->error = -ETIMEDOUT;
else if (status & (AT91_MCI_RCRCE | AT91_MCI_DCRCE))
- cmd->error = MMC_ERR_BADCRC;
- else if (status & (AT91_MCI_OVRE | AT91_MCI_UNRE))
- cmd->error = MMC_ERR_FIFO;
+ cmd->error = -EILSEQ;
else
- cmd->error = MMC_ERR_FAILED;
+ cmd->error = -EIO;
pr_debug("Error detected and set to %d (cmd = %d, retries = %d)\n",
cmd->error, cmd->opcode, cmd->retries);
}
}
else
- cmd->error = MMC_ERR_NONE;
+ cmd->error = 0;
at91_mci_process_next(host);
}
mmc->f_min = 375000;
mmc->f_max = 25000000;
mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
- mmc->caps = MMC_CAP_BYTEBLOCK;
mmc->max_blk_size = 4095;
mmc->max_blk_count = mmc->max_req_size;