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authorAdrian Hunter <adrian.hunter@intel.com>2016-06-29 16:24:35 +0300
committerUlf Hansson <ulf.hansson@linaro.org>2016-07-25 10:34:44 +0200
commit0293d50110fbe6ccbd2fd7e0478552ec8d27087a (patch)
tree8cc7d67a1cdc4f6500de313f44a4ac0cf9a80f51 /drivers/mmc/host/sdhci.c
parent4e9f8fe5f25f0ee1361618e5f494cf5d14ee4936 (diff)
downloadop-kernel-dev-0293d50110fbe6ccbd2fd7e0478552ec8d27087a.zip
op-kernel-dev-0293d50110fbe6ccbd2fd7e0478552ec8d27087a.tar.gz
mmc: sdhci: Factor out sdhci_auto_cmd12()
Factor out sdhci_auto_cmd12() so that there is a single place that controls whether auto-CMD12 is used. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/sdhci.c')
-rw-r--r--drivers/mmc/host/sdhci.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index e37d0e9..229b467 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -881,6 +881,12 @@ static void sdhci_prepare_data(struct sdhci_host *host, struct mmc_command *cmd)
sdhci_writew(host, data->blocks, SDHCI_BLOCK_COUNT);
}
+static inline bool sdhci_auto_cmd12(struct sdhci_host *host,
+ struct mmc_request *mrq)
+{
+ return !mrq->sbc && (host->flags & SDHCI_AUTO_CMD12);
+}
+
static void sdhci_set_transfer_mode(struct sdhci_host *host,
struct mmc_command *cmd)
{
@@ -911,7 +917,7 @@ static void sdhci_set_transfer_mode(struct sdhci_host *host,
* If we are sending CMD23, CMD12 never gets sent
* on successful completion (so no Auto-CMD12).
*/
- if (!cmd->mrq->sbc && (host->flags & SDHCI_AUTO_CMD12) &&
+ if (sdhci_auto_cmd12(host, cmd->mrq) &&
(cmd->opcode != SD_IO_RW_EXTENDED))
mode |= SDHCI_TRNS_AUTO_CMD12;
else if (cmd->mrq->sbc && (host->flags & SDHCI_AUTO_CMD23)) {
@@ -1469,7 +1475,7 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
* Ensure we don't send the STOP for non-SET_BLOCK_COUNTED
* requests if Auto-CMD12 is enabled.
*/
- if (!mrq->sbc && (host->flags & SDHCI_AUTO_CMD12)) {
+ if (sdhci_auto_cmd12(host, mrq)) {
if (mrq->stop) {
mrq->data->stop = NULL;
mrq->stop = NULL;
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