summaryrefslogtreecommitdiff
path: root/drivers/mmc/core/sd.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-04-17 16:18:22 +0200
committerIngo Molnar <mingo@elte.hu>2009-04-17 16:18:28 +0200
commit5043124e660fcc3ddefe4239ddfa017bf13f5081 (patch)
tree06875cdb942afe460dbac33acf3e8223c805a35d /drivers/mmc/core/sd.c
parent77857dc07247ed5fa700a197c96ef842d8dbebdf (diff)
parent9f76208c33984ab777eace5d07a4e36e88703e02 (diff)
Merge branch 'linus' into x86/apic
Merge reason: new intr-remap patches depend on the s2ram iommu fixes from upstream Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/mmc/core/sd.c')
-rw-r--r--drivers/mmc/core/sd.c21
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index 26fc098d77cd..cd81c395e164 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -363,15 +363,6 @@ static int mmc_sd_init_card(struct mmc_host *host, u32 ocr,
goto err;
/*
- * For SPI, enable CRC as appropriate.
- */
- if (mmc_host_is_spi(host)) {
- err = mmc_spi_set_crc(host, use_spi_crc);
- if (err)
- goto err;
- }
-
- /*
* Fetch CID from card.
*/
if (mmc_host_is_spi(host))
@@ -458,6 +449,18 @@ static int mmc_sd_init_card(struct mmc_host *host, u32 ocr,
}
/*
+ * For SPI, enable CRC as appropriate.
+ * This CRC enable is located AFTER the reading of the
+ * card registers because some SDHC cards are not able
+ * to provide valid CRCs for non-512-byte blocks.
+ */
+ if (mmc_host_is_spi(host)) {
+ err = mmc_spi_set_crc(host, use_spi_crc);
+ if (err)
+ goto free_card;
+ }
+
+ /*
* Attempt to change to high-speed (if supported)
*/
err = mmc_switch_hs(card);