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authorLinus Torvalds <torvalds@linux-foundation.org>2009-08-31 17:31:02 -1000
committerLinus Torvalds <torvalds@linux-foundation.org>2009-08-31 17:31:02 -1000
commitaf3998909772f766f27ba432f281d60098354269 (patch)
tree8cafac0135aeae7c0c5fd4797b427ca797d33d6c /drivers/media/dvb/siano/smssdio.c
parent1a37f184fa7824982a5f434c06981ec46a66cef7 (diff)
parentd95c5b0b905aa9b70521eeb83ad4aea85f5e5fd0 (diff)
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: V4L/DVB (12564a): MAINTAINERS: Update gspca sn9c20x name style V4L/DVB (12502): gspca - sn9c20x: Fix gscpa sn9c20x build errors. V4L/DVB (12495): em28xx: Don't call em28xx_ir_init when disable_ir is true V4L/DVB (12457): zr364: wrong indexes V4L/DVB (12451): Update KConfig File to enable SDIO and USB interfaces V4L/DVB (12450): Siano: Fixed SDIO compilation bugs V4L/DVB (12449): adds webcam for Micron device MT9M111 0x143A to em28xx V4L/DVB (12446): sms1xxx: restore GPIO functionality for all Hauppauge devices
Diffstat (limited to 'drivers/media/dvb/siano/smssdio.c')
-rw-r--r--drivers/media/dvb/siano/smssdio.c54
1 files changed, 30 insertions, 24 deletions
diff --git a/drivers/media/dvb/siano/smssdio.c b/drivers/media/dvb/siano/smssdio.c
index dfaa49a53f3..d1d652e7f89 100644
--- a/drivers/media/dvb/siano/smssdio.c
+++ b/drivers/media/dvb/siano/smssdio.c
@@ -46,6 +46,7 @@
#define SMSSDIO_DATA 0x00
#define SMSSDIO_INT 0x04
+#define SMSSDIO_BLOCK_SIZE 128
static const struct sdio_device_id smssdio_ids[] = {
{SDIO_DEVICE(SDIO_VENDOR_ID_SIANO, SDIO_DEVICE_ID_SIANO_STELLAR),
@@ -85,7 +86,8 @@ static int smssdio_sendrequest(void *context, void *buffer, size_t size)
sdio_claim_host(smsdev->func);
while (size >= smsdev->func->cur_blksize) {
- ret = sdio_write_blocks(smsdev->func, SMSSDIO_DATA, buffer, 1);
+ ret = sdio_memcpy_toio(smsdev->func, SMSSDIO_DATA,
+ buffer, smsdev->func->cur_blksize);
if (ret)
goto out;
@@ -94,8 +96,8 @@ static int smssdio_sendrequest(void *context, void *buffer, size_t size)
}
if (size) {
- ret = sdio_write_bytes(smsdev->func, SMSSDIO_DATA,
- buffer, size);
+ ret = sdio_memcpy_toio(smsdev->func, SMSSDIO_DATA,
+ buffer, size);
}
out:
@@ -125,23 +127,23 @@ static void smssdio_interrupt(struct sdio_func *func)
*/
isr = sdio_readb(func, SMSSDIO_INT, &ret);
if (ret) {
- dev_err(&smsdev->func->dev,
- "Unable to read interrupt register!\n");
+ sms_err("Unable to read interrupt register!\n");
return;
}
if (smsdev->split_cb == NULL) {
cb = smscore_getbuffer(smsdev->coredev);
if (!cb) {
- dev_err(&smsdev->func->dev,
- "Unable to allocate data buffer!\n");
+ sms_err("Unable to allocate data buffer!\n");
return;
}
- ret = sdio_read_blocks(smsdev->func, cb->p, SMSSDIO_DATA, 1);
+ ret = sdio_memcpy_fromio(smsdev->func,
+ cb->p,
+ SMSSDIO_DATA,
+ SMSSDIO_BLOCK_SIZE);
if (ret) {
- dev_err(&smsdev->func->dev,
- "Error %d reading initial block!\n", ret);
+ sms_err("Error %d reading initial block!\n", ret);
return;
}
@@ -152,7 +154,10 @@ static void smssdio_interrupt(struct sdio_func *func)
return;
}
- size = hdr->msgLength - smsdev->func->cur_blksize;
+ if (hdr->msgLength > smsdev->func->cur_blksize)
+ size = hdr->msgLength - smsdev->func->cur_blksize;
+ else
+ size = 0;
} else {
cb = smsdev->split_cb;
hdr = cb->p;
@@ -162,23 +167,24 @@ static void smssdio_interrupt(struct sdio_func *func)
smsdev->split_cb = NULL;
}
- if (hdr->msgLength > smsdev->func->cur_blksize) {
+ if (size) {
void *buffer;
- size = ALIGN(size, 128);
- buffer = cb->p + hdr->msgLength;
+ buffer = cb->p + (hdr->msgLength - size);
+ size = ALIGN(size, SMSSDIO_BLOCK_SIZE);
- BUG_ON(smsdev->func->cur_blksize != 128);
+ BUG_ON(smsdev->func->cur_blksize != SMSSDIO_BLOCK_SIZE);
/*
* First attempt to transfer all of it in one go...
*/
- ret = sdio_read_blocks(smsdev->func, buffer,
- SMSSDIO_DATA, size / 128);
+ ret = sdio_memcpy_fromio(smsdev->func,
+ buffer,
+ SMSSDIO_DATA,
+ size);
if (ret && ret != -EINVAL) {
smscore_putbuffer(smsdev->coredev, cb);
- dev_err(&smsdev->func->dev,
- "Error %d reading data from card!\n", ret);
+ sms_err("Error %d reading data from card!\n", ret);
return;
}
@@ -191,12 +197,12 @@ static void smssdio_interrupt(struct sdio_func *func)
*/
if (ret == -EINVAL) {
while (size) {
- ret = sdio_read_blocks(smsdev->func,
- buffer, SMSSDIO_DATA, 1);
+ ret = sdio_memcpy_fromio(smsdev->func,
+ buffer, SMSSDIO_DATA,
+ smsdev->func->cur_blksize);
if (ret) {
smscore_putbuffer(smsdev->coredev, cb);
- dev_err(&smsdev->func->dev,
- "Error %d reading "
+ sms_err("Error %d reading "
"data from card!\n", ret);
return;
}
@@ -269,7 +275,7 @@ static int smssdio_probe(struct sdio_func *func,
if (ret)
goto release;
- ret = sdio_set_block_size(func, 128);
+ ret = sdio_set_block_size(func, SMSSDIO_BLOCK_SIZE);
if (ret)
goto disable;