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Subject[PATCH 10/14] mmc: mmci: add dma_release callback
Date
From: Ludovic Barre <ludovic.barre@st.com>

This patch adds dma_release callback at mmci_host_ops
to allow to call specific variant.

Signed-off-by: Ludovic Barre <ludovic.barre@st.com>
---
drivers/mmc/host/mmci.c | 13 ++++++++-----
drivers/mmc/host/mmci.h | 2 ++
drivers/mmc/host/mmci_qcom_dml.c | 1 +
3 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index ae47d08..177e2e8 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -409,6 +409,12 @@ int mmci_dma_setup(struct mmci_host *host)
return host->ops->dma_setup(host);
}

+void mmci_dma_release(struct mmci_host *host)
+{
+ if (host->ops && host->ops->dma_release)
+ host->ops->dma_release(host);
+}
+
static void
mmci_request_end(struct mmci_host *host, struct mmc_request *mrq)
{
@@ -546,7 +552,7 @@ int mmci_dmae_setup(struct mmci_host *host)
* This is used in or so inline it
* so it can be discarded.
*/
-static inline void mmci_dma_release(struct mmci_host *host)
+void mmci_dmae_release(struct mmci_host *host)
{
struct dmaengine_priv *dmae = host->dma_priv;

@@ -799,13 +805,10 @@ static struct mmci_host_ops mmci_variant_ops = {
.unprepare_data = mmci_dmae_unprepare_data,
.get_next_data = mmci_dmae_get_next_data,
.dma_setup = mmci_dmae_setup,
+ .dma_release = mmci_dmae_release,
};
#else
/* Blank functions if the DMA engine is not available */
-static inline void mmci_dma_release(struct mmci_host *host)
-{
-}
-
static inline void mmci_dma_finalize(struct mmci_host *host,
struct mmc_data *data)
{
diff --git a/drivers/mmc/host/mmci.h b/drivers/mmc/host/mmci.h
index e1b389c..f961f90 100644
--- a/drivers/mmc/host/mmci.h
+++ b/drivers/mmc/host/mmci.h
@@ -279,6 +279,7 @@ struct mmci_host_ops {
int err);
void (*get_next_data)(struct mmci_host *host, struct mmc_data *data);
int (*dma_setup)(struct mmci_host *host);
+ void (*dma_release)(struct mmci_host *host);
};

struct mmci_host {
@@ -336,3 +337,4 @@ void mmci_dmae_unprepare_data(struct mmci_host *host,
struct mmc_data *data, int err);
void mmci_dmae_get_next_data(struct mmci_host *host, struct mmc_data *data);
int mmci_dmae_setup(struct mmci_host *host);
+void mmci_dmae_release(struct mmci_host *host);
diff --git a/drivers/mmc/host/mmci_qcom_dml.c b/drivers/mmc/host/mmci_qcom_dml.c
index 47abbdd..3c9d32e 100644
--- a/drivers/mmc/host/mmci_qcom_dml.c
+++ b/drivers/mmc/host/mmci_qcom_dml.c
@@ -186,6 +186,7 @@ static struct mmci_host_ops qcom_variant_ops = {
.unprepare_data = mmci_dmae_unprepare_data,
.get_next_data = mmci_dmae_get_next_data,
.dma_setup = qcom_dma_setup,
+ .dma_release = mmci_dmae_release,
};

void qcom_variant_init(struct mmci_host *host)
--
2.7.4
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