dmaengine: sh: Remove chancnt affectations

chanctnt is already filled by dma_async_device_register, which uses the channel
list to know how much channels there is.

Since it's already filled, we can safely remove it from the drivers' probe
function.
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

drivers/dma/sh/rcar-audmapp.c

@@ -253,7 +253,6 @@ static int audmapp_chan_probe(struct platform_device *pdev,
 
 static void audmapp_chan_remove(struct audmapp_device *audev)
 {
-	struct dma_device *dma_dev = &audev->shdma_dev.dma_dev;
 	struct shdma_chan *schan;
 	int i;
 
@@ -261,7 +260,6 @@ static void audmapp_chan_remove(struct audmapp_device *audev)
 		BUG_ON(!schan);
 		shdma_chan_remove(schan);
 	}
-	dma_dev->chancnt = 0;
 }
 
 static struct dma_chan *audmapp_of_xlate(struct of_phandle_args *dma_spec,

drivers/dma/sh/rcar-hpbdma.c

@@ -619,7 +619,6 @@ static int hpb_dmae_probe(struct platform_device *pdev)
 
 static void hpb_dmae_chan_remove(struct hpb_dmae_device *hpbdev)
 {
-	struct dma_device *dma_dev = &hpbdev->shdma_dev.dma_dev;
 	struct shdma_chan *schan;
 	int i;
 
@@ -628,7 +627,6 @@ static void hpb_dmae_chan_remove(struct hpb_dmae_device *hpbdev)
 
 		shdma_chan_remove(schan);
 	}
-	dma_dev->chancnt = 0;
 }
 
 static int hpb_dmae_remove(struct platform_device *pdev)

drivers/dma/sh/shdma-base.c

@@ -951,7 +951,7 @@ void shdma_chan_probe(struct shdma_dev *sdev,
 	/* Add the channel to DMA device channel list */
 	list_add_tail(&schan->dma_chan.device_node,
 			&sdev->dma_dev.channels);
-	sdev->schan[sdev->dma_dev.chancnt++] = schan;
+	sdev->schan[id] = schan;
 }
 EXPORT_SYMBOL(shdma_chan_probe);
 

drivers/dma/sh/shdmac.c

@@ -572,7 +572,6 @@ static int sh_dmae_chan_probe(struct sh_dmae_device *shdev, int id,
 
 static void sh_dmae_chan_remove(struct sh_dmae_device *shdev)
 {
-	struct dma_device *dma_dev = &shdev->shdma_dev.dma_dev;
 	struct shdma_chan *schan;
 	int i;
 
@@ -581,7 +580,6 @@ static void sh_dmae_chan_remove(struct sh_dmae_device *shdev)
 
 		shdma_chan_remove(schan);
 	}
-	dma_dev->chancnt = 0;
 }
 
 static void sh_dmae_shutdown(struct platform_device *pdev)

drivers/dma/sh/sudmac.c

@@ -295,7 +295,6 @@ static int sudmac_chan_probe(struct sudmac_device *su_dev, int id, int irq,
 
 static void sudmac_chan_remove(struct sudmac_device *su_dev)
 {
-	struct dma_device *dma_dev = &su_dev->shdma_dev.dma_dev;
 	struct shdma_chan *schan;
 	int i;
 
@@ -304,7 +303,6 @@ static void sudmac_chan_remove(struct sudmac_device *su_dev)
 
 		shdma_chan_remove(schan);
 	}
-	dma_dev->chancnt = 0;
 }
 
 static dma_addr_t sudmac_slave_addr(struct shdma_chan *schan)