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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-31 13:40:29 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-31 13:40:29 -0700
commit57eb06e584be3b702d1ba5c39e0b57ddcdabdc66 (patch)
tree2b438f438748ff0c9dec86ee44cfb615f7ccee46 /drivers
parent2ed45b07c957e37db88d7d3696b63eb79b0ef5ef (diff)
parent558de8a74efe37a4b5e2ef944da17d23e701dd98 (diff)
Merge master.kernel.org:/home/rmk/linux-2.6-arm
* master.kernel.org:/home/rmk/linux-2.6-arm: [ARM] 4634/1: DaVinci GPIO header build fix [ARM] 4636/1: pxa: add default configuration for zylonite [ARM] 4635/1: pxa: Change Eric Miao's email address to eric.miao@marvell.com [ARM] Fix assignment instead of condition in arm/mach-omap2/clock.c [ARM] nommu: fix breakage caused by f9720205d1f847cb59e197e851b5276425363f6b [ARM] pxa: shut up CLOCK_EVT_MODE_RESUME warning [ARM] Fix FIQ issue with ARM926 [ARM] Fix pxamci regression [ARM] Fix netx_defconfig regression [ARM] Fix ateb9200_defconfig build regression [ARM] Fix an rpc_defconfig regression [ARM] Fix omap_h2_1610_defconfig regressions [ARM] 4632/1: Fix a typo in include/asm-arm/plat-s3c/regs-nand.h
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/host/pxamci.c11
-rw-r--r--drivers/scsi/arm/scsi.h8
2 files changed, 11 insertions, 8 deletions
diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c
index a25ee71998a..1654a333034 100644
--- a/drivers/mmc/host/pxamci.c
+++ b/drivers/mmc/host/pxamci.c
@@ -39,6 +39,7 @@
#define DRIVER_NAME "pxa2xx-mci"
#define NR_SG 1
+#define CLKRT_OFF (~0)
struct pxamci_host {
struct mmc_host *mmc;
@@ -371,6 +372,9 @@ static void pxamci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
unsigned long rate = host->clkrate;
unsigned int clk = rate / ios->clock;
+ if (host->clkrt == CLKRT_OFF)
+ clk_enable(host->clk);
+
/*
* clk might result in a lower divisor than we
* desire. check for that condition and adjust
@@ -379,14 +383,16 @@ static void pxamci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
if (rate / clk > ios->clock)
clk <<= 1;
host->clkrt = fls(clk) - 1;
- clk_enable(host->clk);
/*
* we write clkrt on the next command
*/
} else {
pxamci_stop_clock(host);
- clk_disable(host->clk);
+ if (host->clkrt != CLKRT_OFF) {
+ host->clkrt = CLKRT_OFF;
+ clk_disable(host->clk);
+ }
}
if (host->power_mode != ios->power_mode) {
@@ -498,6 +504,7 @@ static int pxamci_probe(struct platform_device *pdev)
host->mmc = mmc;
host->dma = -1;
host->pdata = pdev->dev.platform_data;
+ host->clkrt = CLKRT_OFF;
host->clk = clk_get(&pdev->dev, "MMCCLK");
if (IS_ERR(host->clk)) {
diff --git a/drivers/scsi/arm/scsi.h b/drivers/scsi/arm/scsi.h
index 21ba57155be..bb6550e3192 100644
--- a/drivers/scsi/arm/scsi.h
+++ b/drivers/scsi/arm/scsi.h
@@ -38,9 +38,7 @@ static inline int next_SCp(struct scsi_pointer *SCp)
if (ret) {
SCp->buffer++;
SCp->buffers_residual--;
- SCp->ptr = (char *)
- (page_address(SCp->buffer->page) +
- SCp->buffer->offset);
+ SCp->ptr = sg_virt(SCp->buffer);
SCp->this_residual = SCp->buffer->length;
} else {
SCp->ptr = NULL;
@@ -76,9 +74,7 @@ static inline void init_SCp(struct scsi_cmnd *SCpnt)
SCpnt->SCp.buffer = (struct scatterlist *) SCpnt->request_buffer;
SCpnt->SCp.buffers_residual = SCpnt->use_sg - 1;
- SCpnt->SCp.ptr = (char *)
- (page_address(SCpnt->SCp.buffer->page) +
- SCpnt->SCp.buffer->offset);
+ SCpnt->SCp.ptr = sg_virt(SCpnt->SCp.buffer);
SCpnt->SCp.this_residual = SCpnt->SCp.buffer->length;
SCpnt->SCp.phase = SCpnt->request_bufflen;