@@ -415,7 +415,7 @@ static void mmci_init_sg(struct mmci_host *host, struct mmc_data *data)
* no custom DMA interfaces are supported.
*/
#ifdef CONFIG_DMA_ENGINE
-static void mmci_dma_setup(struct mmci_host *host)
+static int mmci_dma_setup(struct mmci_host *host)
{
const char *rxname, *txname;
@@ -466,7 +466,9 @@ static void mmci_dma_setup(struct mmci_host *host)
}
if (host->ops && host->ops->dma_setup)
- host->ops->dma_setup(host);
+ return host->ops->dma_setup(host);
+
+ return 0;
}
/*
@@ -515,7 +517,7 @@ static void mmci_dma_finalize(struct mmci_host *host, struct mmc_data *data)
u32 status;
int i;
- if (!__dma_inprogress(dmae))
+ if (!__dma_inprogress(host))
return;
/* Wait up to 1ms for the DMA to complete */
@@ -741,8 +743,10 @@ static void mmci_post_request(struct mmc_host *mmc, struct mmc_request *mrq,
static void mmci_get_next_data(struct mmci_host *host, struct mmc_data *data)
{
}
-static inline void mmci_dma_setup(struct mmci_host *host)
+
+static inline int mmci_dma_setup(struct mmci_host *host)
{
+ return 0;
}
static inline void mmci_dma_release(struct mmci_host *host)
@@ -1796,7 +1800,9 @@ static int mmci_probe(struct amba_device *dev,
amba_rev(dev), (unsigned long long)dev->res.start,
dev->irq[0], dev->irq[1]);
- mmci_dma_setup(host);
+ ret = mmci_dma_setup(host);
+ if (ret)
+ goto clk_disable;
pm_runtime_set_autosuspend_delay(&dev->dev, 50);
pm_runtime_use_autosuspend(&dev->dev);
@@ -273,7 +273,7 @@ struct variant_data {
/* mmci variant callbacks */
struct mmci_host_ops {
- void (*dma_setup)(struct mmci_host *host);
+ int (*dma_setup)(struct mmci_host *host);
};
struct mmci_host_next {
@@ -119,7 +119,7 @@ static int of_get_dml_pipe_index(struct device_node *np, const char *name)
}
/* Initialize the dml hardware connected to SD Card controller */
-static void qcom_dma_setup(struct mmci_host *host)
+static int qcom_dma_setup(struct mmci_host *host)
{
u32 config;
void __iomem *base;
@@ -131,7 +131,7 @@ static void qcom_dma_setup(struct mmci_host *host)
if (producer_id < 0 || consumer_id < 0) {
host->variant->qcom_dml = false;
- return;
+ return -EINVAL;
}
base = host->base + DML_OFFSET;
@@ -175,6 +175,8 @@ static void qcom_dma_setup(struct mmci_host *host)
/* Make sure dml initialization is finished */
mb();
+
+ return 0;
}
static struct mmci_host_ops qcom_variant_ops = {