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authorPierre Ossman <drzeus@drzeus.cx>2008-07-21 00:32:11 +0200
committerPierre Ossman <drzeus@drzeus.cx>2008-07-23 14:42:09 +0200
commit7659150c60839a2bd31f74e866374abb9be17e43 (patch)
tree76c07d0b7ea4c329930fad3d0ea9ed0341bb40eb /drivers/mmc/host/sdhci.h
parent137d3edb48425f82a6a4226b664f90ed5e42eea5 (diff)
sdhci: highmem capable PIO routines
Improve the PIO handling so that it can service highmem pages. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Diffstat (limited to 'drivers/mmc/host/sdhci.h')
-rw-r--r--drivers/mmc/host/sdhci.h7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 5bb35528176..a06bf8b8934 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -212,6 +212,7 @@ 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 +239,8 @@ 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 */