mmc: core: Let mmc_send_tuning() to take struct mmc_host* as parameter

To be able to use mmc_send_tuning() prior the struct mmc_card has been
allocated, let's convert it to take the struct mmc_host* as parameter
instead.

Suggested-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Dong Aisheng <b29396@freescale.com>
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>

2 files changed, 4 insertions, 5 deletions

diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c
index 12b2a32df346..3b044c5b029c 100644
--- a/drivers/mmc/core/mmc_ops.c
+++ b/drivers/mmc/core/mmc_ops.c
@@ -547,14 +547,13 @@ int mmc_switch(struct mmc_card *card, u8 set, u8 index, u8 value,
 }
 EXPORT_SYMBOL_GPL(mmc_switch);
 
-int mmc_send_tuning(struct mmc_card *card)
+int mmc_send_tuning(struct mmc_host *host)
 {
         struct mmc_request mrq = {NULL};
         struct mmc_command cmd = {0};
         struct mmc_data data = {0};
         struct scatterlist sg;
-        struct mmc_host *mmc = card->host;
-        struct mmc_ios *ios = &mmc->ios;
+        struct mmc_ios *ios = &host->ios;
         const u8 *tuning_block_pattern;
         int size, err = 0;
         u8 *data_buf;
@@ -596,7 +595,7 @@ int mmc_send_tuning(struct mmc_card *card)
         data.sg_len = 1;
         sg_init_one(&sg, data_buf, size);
 
-        mmc_wait_for_req(mmc, &mrq);
+        mmc_wait_for_req(host, &mrq);
 
         if (cmd.error) {
                 err = cmd.error;
diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
index c4bdaa128693..cb2b0400d284 100644
--- a/include/linux/mmc/core.h
+++ b/include/linux/mmc/core.h
@@ -154,7 +154,7 @@ extern void mmc_start_bkops(struct mmc_card *card, bool from_exception);
 extern int __mmc_switch(struct mmc_card *, u8, u8, u8, unsigned int, bool,
                         bool, bool);
 extern int mmc_switch(struct mmc_card *, u8, u8, u8, unsigned int);
-extern int mmc_send_tuning(struct mmc_card *card);
+extern int mmc_send_tuning(struct mmc_host *host);
 extern int mmc_get_ext_csd(struct mmc_card *card, u8 **new_ext_csd);
 
 #define MMC_ERASE_ARG           0x00000000