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>

5 files changed, 1 insertions, 9 deletions

diff --git a/drivers/dma/sh/rcar-audmapp.c b/drivers/dma/sh/rcar-audmapp.c
index 80fd2aeb4870..3db6be7d7c28 100644
--- a/drivers/dma/sh/rcar-audmapp.c
+++ b/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,
diff --git a/drivers/dma/sh/rcar-hpbdma.c b/drivers/dma/sh/rcar-hpbdma.c
index b212d9471ab5..5ab921865ffe 100644
--- a/drivers/dma/sh/rcar-hpbdma.c
+++ b/drivers/dma/sh/rcar-hpbdma.c
@@ -619,7 +619,6 @@ error:
 
 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)
diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c
index 42d497416196..ed5b0993edfa 100644
--- a/drivers/dma/sh/shdma-base.c
+++ b/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);
 
diff --git a/drivers/dma/sh/shdmac.c b/drivers/dma/sh/shdmac.c
index 58eb85770eba..b65317c6ea4e 100644
--- a/drivers/dma/sh/shdmac.c
+++ b/drivers/dma/sh/shdmac.c
@@ -572,7 +572,6 @@ err_no_irq:
 
 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)
diff --git a/drivers/dma/sh/sudmac.c b/drivers/dma/sh/sudmac.c
index 3ce103909896..69a5c7b87ee0 100644
--- a/drivers/dma/sh/sudmac.c
+++ b/drivers/dma/sh/sudmac.c
@@ -295,7 +295,6 @@ err_no_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)