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path: root/drivers/mmc/card/block.c
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Diffstat (limited to 'drivers/mmc/card/block.c')
-rw-r--r--drivers/mmc/card/block.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index ab510689ecde..e38d5a3b2a89 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -151,17 +151,19 @@ static u32 mmc_sd_num_wr_blocks(struct mmc_card *card)
151 151
152 cmd.opcode = MMC_APP_CMD; 152 cmd.opcode = MMC_APP_CMD;
153 cmd.arg = card->rca << 16; 153 cmd.arg = card->rca << 16;
154 cmd.flags = MMC_RSP_R1 | MMC_CMD_AC; 154 cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_AC;
155 155
156 err = mmc_wait_for_cmd(card->host, &cmd, 0); 156 err = mmc_wait_for_cmd(card->host, &cmd, 0);
157 if (err || !(cmd.resp[0] & R1_APP_CMD)) 157 if (err)
158 return (u32)-1;
159 if (!mmc_host_is_spi(card->host) && !(cmd.resp[0] & R1_APP_CMD))
158 return (u32)-1; 160 return (u32)-1;
159 161
160 memset(&cmd, 0, sizeof(struct mmc_command)); 162 memset(&cmd, 0, sizeof(struct mmc_command));
161 163
162 cmd.opcode = SD_APP_SEND_NUM_WR_BLKS; 164 cmd.opcode = SD_APP_SEND_NUM_WR_BLKS;
163 cmd.arg = 0; 165 cmd.arg = 0;
164 cmd.flags = MMC_RSP_R1 | MMC_CMD_ADTC; 166 cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_ADTC;
165 167
166 memset(&data, 0, sizeof(struct mmc_data)); 168 memset(&data, 0, sizeof(struct mmc_data));
167 169
@@ -220,11 +222,11 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
220 brq.cmd.arg = req->sector; 222 brq.cmd.arg = req->sector;
221 if (!mmc_card_blockaddr(card)) 223 if (!mmc_card_blockaddr(card))
222 brq.cmd.arg <<= 9; 224 brq.cmd.arg <<= 9;
223 brq.cmd.flags = MMC_RSP_R1 | MMC_CMD_ADTC; 225 brq.cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_ADTC;
224 brq.data.blksz = 1 << md->block_bits; 226 brq.data.blksz = 1 << md->block_bits;
225 brq.stop.opcode = MMC_STOP_TRANSMISSION; 227 brq.stop.opcode = MMC_STOP_TRANSMISSION;
226 brq.stop.arg = 0; 228 brq.stop.arg = 0;
227 brq.stop.flags = MMC_RSP_R1B | MMC_CMD_AC; 229 brq.stop.flags = MMC_RSP_SPI_R1B | MMC_RSP_R1B | MMC_CMD_AC;
228 brq.data.blocks = req->nr_sectors >> (md->block_bits - 9); 230 brq.data.blocks = req->nr_sectors >> (md->block_bits - 9);
229 if (brq.data.blocks > card->host->max_blk_count) 231 if (brq.data.blocks > card->host->max_blk_count)
230 brq.data.blocks = card->host->max_blk_count; 232 brq.data.blocks = card->host->max_blk_count;
@@ -241,7 +243,12 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
241 brq.data.blocks = 1; 243 brq.data.blocks = 1;
242 244
243 if (brq.data.blocks > 1) { 245 if (brq.data.blocks > 1) {
244 brq.mrq.stop = &brq.stop; 246 /* SPI multiblock writes terminate using a special
247 * token, not a STOP_TRANSMISSION request.
248 */
249 if (!mmc_host_is_spi(card->host)
250 || rq_data_dir(req) == READ)
251 brq.mrq.stop = &brq.stop;
245 readcmd = MMC_READ_MULTIPLE_BLOCK; 252 readcmd = MMC_READ_MULTIPLE_BLOCK;
246 writecmd = MMC_WRITE_MULTIPLE_BLOCK; 253 writecmd = MMC_WRITE_MULTIPLE_BLOCK;
247 } else { 254 } else {
@@ -301,7 +308,7 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
301 goto cmd_err; 308 goto cmd_err;
302 } 309 }
303 310
304 if (rq_data_dir(req) != READ) { 311 if (!mmc_host_is_spi(card->host) && rq_data_dir(req) != READ) {
305 do { 312 do {
306 int err; 313 int err;
307 314
@@ -509,7 +516,7 @@ mmc_blk_set_blksize(struct mmc_blk_data *md, struct mmc_card *card)
509 mmc_claim_host(card->host); 516 mmc_claim_host(card->host);
510 cmd.opcode = MMC_SET_BLOCKLEN; 517 cmd.opcode = MMC_SET_BLOCKLEN;
511 cmd.arg = 1 << md->block_bits; 518 cmd.arg = 1 << md->block_bits;
512 cmd.flags = MMC_RSP_R1 | MMC_CMD_AC; 519 cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_AC;
513 err = mmc_wait_for_cmd(card->host, &cmd, 5); 520 err = mmc_wait_for_cmd(card->host, &cmd, 5);
514 mmc_release_host(card->host); 521 mmc_release_host(card->host);
515 522