summaryrefslogtreecommitdiffstats
path: root/drivers/mmc/host/sdhci.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mmc/host/sdhci.h')
-rw-r--r--drivers/mmc/host/sdhci.h11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 5bb355281765..197d4a05f4ae 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -9,6 +9,8 @@
* your option) any later version.
*/
+#include <linux/scatterlist.h>
+
/*
* Controller registers
*/
@@ -204,6 +206,8 @@ struct sdhci_host {
#define SDHCI_QUIRK_NO_SIMULT_VDD_AND_POWER (1<<11)
/* Controller provides an incorrect timeout value for transfers */
#define SDHCI_QUIRK_BROKEN_TIMEOUT_VAL (1<<12)
+/* Controller has an issue with buffer bits for small transfers */
+#define SDHCI_QUIRK_BROKEN_SMALL_PIO (1<<13)
int irq; /* Device IRQ */
void __iomem * ioaddr; /* Mapped address */
@@ -212,6 +216,7 @@ struct sdhci_host {
/* Internal data */
struct mmc_host *mmc; /* MMC structure */
+ u64 dma_mask; /* custom DMA mask */
#ifdef CONFIG_LEDS_CLASS
struct led_classdev led; /* LED control */
@@ -238,10 +243,8 @@ struct sdhci_host {
struct mmc_data *data; /* Current data request */
unsigned int data_early:1; /* Data finished before cmd */
- struct scatterlist *cur_sg; /* We're working on this */
- int num_sg; /* Entries left */
- int offset; /* Offset into current sg */
- int remain; /* Bytes left in current */
+ struct sg_mapping_iter sg_miter; /* SG state for PIO */
+ unsigned int blocks; /* remaining PIO blocks */
int sg_count; /* Mapped sg entries */