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authorPierre Ossman <drzeus@drzeus.cx>2007-05-01 13:35:19 +0200
committerPierre Ossman <drzeus@drzeus.cx>2007-05-01 13:35:19 +0200
commitb2670b1c6ddd54be4a0f72f853122510ea5ef285 (patch)
treec104f903a14673c628d24f55a123a885da5ae670 /drivers/mmc/host/wbsd.c
parentda7fbe58d2d347e95af699ddf04d885be6362bbe (diff)
downloadop-kernel-dev-b2670b1c6ddd54be4a0f72f853122510ea5ef285.zip
op-kernel-dev-b2670b1c6ddd54be4a0f72f853122510ea5ef285.tar.gz
wbsd: check for data opcode earlier
Move the check for supported data opcodes to the beginning of the request function to avoid wedging the card. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Diffstat (limited to 'drivers/mmc/host/wbsd.c')
-rw-r--r--drivers/mmc/host/wbsd.c41
1 files changed, 20 insertions, 21 deletions
diff --git a/drivers/mmc/host/wbsd.c b/drivers/mmc/host/wbsd.c
index 9f7518b..867ca6a 100644
--- a/drivers/mmc/host/wbsd.c
+++ b/drivers/mmc/host/wbsd.c
@@ -788,24 +788,7 @@ static void wbsd_request(struct mmc_host *mmc, struct mmc_request *mrq)
goto done;
}
- /*
- * Does the request include data?
- */
if (cmd->data) {
- wbsd_prepare_data(host, cmd->data);
-
- if (cmd->data->error != MMC_ERR_NONE)
- goto done;
- }
-
- wbsd_send_command(host, cmd);
-
- /*
- * If this is a data transfer the request
- * will be finished after the data has
- * transfered.
- */
- if (cmd->data && (cmd->error == MMC_ERR_NONE)) {
/*
* The hardware is so delightfully stupid that it has a list
* of "data" commands. If a command isn't on this list, it'll
@@ -837,14 +820,30 @@ static void wbsd_request(struct mmc_host *mmc, struct mmc_request *mrq)
"supported by this controller.\n",
mmc_hostname(host->mmc), cmd->opcode);
#endif
- cmd->data->error = MMC_ERR_INVALID;
-
- if (cmd->data->stop)
- wbsd_send_command(host, cmd->data->stop);
+ cmd->error = MMC_ERR_INVALID;
goto done;
};
+ }
+ /*
+ * Does the request include data?
+ */
+ if (cmd->data) {
+ wbsd_prepare_data(host, cmd->data);
+
+ if (cmd->data->error != MMC_ERR_NONE)
+ goto done;
+ }
+
+ wbsd_send_command(host, cmd);
+
+ /*
+ * If this is a data transfer the request
+ * will be finished after the data has
+ * transfered.
+ */
+ if (cmd->data && (cmd->error == MMC_ERR_NONE)) {
/*
* Dirty fix for hardware bug.
*/
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