mmc: sh_mmcif: remove slave_id settings for DMAEngine
authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tue, 17 Feb 2015 01:47:01 +0000 (01:47 +0000)
committerVinod Koul <vinod.koul@intel.com>
Mon, 23 Feb 2015 10:42:25 +0000 (16:12 +0530)
Current sh_mmcif sets dma_slave_config :: slave_id field for DMAEngine,
but it is no longer needed. Let's remove it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
drivers/mmc/host/sh_mmcif.c

index 7d9d6a3215210f537b1b6e46070b610320f80ff5..26b7889febb2760c40738f9af35965c00dcc2f95 100644 (file)
@@ -388,7 +388,7 @@ sh_mmcif_request_dma_one(struct sh_mmcif_host *host,
 {
        struct dma_slave_config cfg = { 0, };
        struct dma_chan *chan;
-       unsigned int slave_id;
+       void *slave_data = NULL;
        struct resource *res;
        dma_cap_mask_t mask;
        int ret;
@@ -397,13 +397,12 @@ sh_mmcif_request_dma_one(struct sh_mmcif_host *host,
        dma_cap_set(DMA_SLAVE, mask);
 
        if (pdata)
-               slave_id = direction == DMA_MEM_TO_DEV
-                        ? pdata->slave_id_tx : pdata->slave_id_rx;
-       else
-               slave_id = 0;
+               slave_data = direction == DMA_MEM_TO_DEV ?
+                       (void *)pdata->slave_id_tx :
+                       (void *)pdata->slave_id_rx;
 
        chan = dma_request_slave_channel_compat(mask, shdma_chan_filter,
-                               (void *)(unsigned long)slave_id, &host->pd->dev,
+                               slave_data, &host->pd->dev,
                                direction == DMA_MEM_TO_DEV ? "tx" : "rx");
 
        dev_dbg(&host->pd->dev, "%s: %s: got channel %p\n", __func__,
@@ -414,8 +413,6 @@ sh_mmcif_request_dma_one(struct sh_mmcif_host *host,
 
        res = platform_get_resource(host->pd, IORESOURCE_MEM, 0);
 
-       /* In the OF case the driver will get the slave ID from the DT */
-       cfg.slave_id = slave_id;
        cfg.direction = direction;
 
        if (direction == DMA_DEV_TO_MEM) {