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authorVinod Koul <vkoul@kernel.org>2018-06-04 06:58:54 +0200
committerVinod Koul <vkoul@kernel.org>2018-06-04 06:58:54 +0200
commitd39dae11c77c34f9a8dae8f3ce87113bc7010414 (patch)
treec66b2f76658d0c8c373b0a29f33178160791726a /drivers/dma
parentMerge branch 'topic/qcom' into for-linus (diff)
parentdmaengine: usb-dmac: Document R8A7799{0,5} bindings (diff)
downloadlinux-d39dae11c77c34f9a8dae8f3ce87113bc7010414.tar.xz
linux-d39dae11c77c34f9a8dae8f3ce87113bc7010414.zip
Merge branch 'topic/renesas' into for-linus
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/sh/shdmac.c50
1 files changed, 21 insertions, 29 deletions
diff --git a/drivers/dma/sh/shdmac.c b/drivers/dma/sh/shdmac.c
index c94ffab0d25c..04a74e0a95b7 100644
--- a/drivers/dma/sh/shdmac.c
+++ b/drivers/dma/sh/shdmac.c
@@ -443,7 +443,6 @@ static bool sh_dmae_reset(struct sh_dmae_device *shdev)
return ret;
}
-#if defined(CONFIG_CPU_SH4) || defined(CONFIG_ARCH_SHMOBILE)
static irqreturn_t sh_dmae_err(int irq, void *data)
{
struct sh_dmae_device *shdev = data;
@@ -454,7 +453,6 @@ static irqreturn_t sh_dmae_err(int irq, void *data)
sh_dmae_reset(shdev);
return IRQ_HANDLED;
}
-#endif
static bool sh_dmae_desc_completed(struct shdma_chan *schan,
struct shdma_desc *sdesc)
@@ -686,11 +684,8 @@ static int sh_dmae_probe(struct platform_device *pdev)
const struct sh_dmae_pdata *pdata;
unsigned long chan_flag[SH_DMAE_MAX_CHANNELS] = {};
int chan_irq[SH_DMAE_MAX_CHANNELS];
-#if defined(CONFIG_CPU_SH4) || defined(CONFIG_ARCH_SHMOBILE)
unsigned long irqflags = 0;
- int errirq;
-#endif
- int err, i, irq_cnt = 0, irqres = 0, irq_cap = 0;
+ int err, errirq, i, irq_cnt = 0, irqres = 0, irq_cap = 0;
struct sh_dmae_device *shdev;
struct dma_device *dma_dev;
struct resource *chan, *dmars, *errirq_res, *chanirq_res;
@@ -792,33 +787,32 @@ static int sh_dmae_probe(struct platform_device *pdev)
if (err)
goto rst_err;
-#if defined(CONFIG_CPU_SH4) || defined(CONFIG_ARCH_SHMOBILE)
- chanirq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 1);
+ if (IS_ENABLED(CONFIG_CPU_SH4) || IS_ENABLED(CONFIG_ARCH_RENESAS)) {
+ chanirq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 1);
- if (!chanirq_res)
- chanirq_res = errirq_res;
- else
- irqres++;
+ if (!chanirq_res)
+ chanirq_res = errirq_res;
+ else
+ irqres++;
- if (chanirq_res == errirq_res ||
- (errirq_res->flags & IORESOURCE_BITS) == IORESOURCE_IRQ_SHAREABLE)
- irqflags = IRQF_SHARED;
+ if (chanirq_res == errirq_res ||
+ (errirq_res->flags & IORESOURCE_BITS) == IORESOURCE_IRQ_SHAREABLE)
+ irqflags = IRQF_SHARED;
- errirq = errirq_res->start;
+ errirq = errirq_res->start;
- err = devm_request_irq(&pdev->dev, errirq, sh_dmae_err, irqflags,
- "DMAC Address Error", shdev);
- if (err) {
- dev_err(&pdev->dev,
- "DMA failed requesting irq #%d, error %d\n",
- errirq, err);
- goto eirq_err;
+ err = devm_request_irq(&pdev->dev, errirq, sh_dmae_err,
+ irqflags, "DMAC Address Error", shdev);
+ if (err) {
+ dev_err(&pdev->dev,
+ "DMA failed requesting irq #%d, error %d\n",
+ errirq, err);
+ goto eirq_err;
+ }
+ } else {
+ chanirq_res = errirq_res;
}
-#else
- chanirq_res = errirq_res;
-#endif /* CONFIG_CPU_SH4 || CONFIG_ARCH_SHMOBILE */
-
if (chanirq_res->start == chanirq_res->end &&
!platform_get_resource(pdev, IORESOURCE_IRQ, 1)) {
/* Special case - all multiplexed */
@@ -884,9 +878,7 @@ edmadevreg:
chan_probe_err:
sh_dmae_chan_remove(shdev);
-#if defined(CONFIG_CPU_SH4) || defined(CONFIG_ARCH_SHMOBILE)
eirq_err:
-#endif
rst_err:
spin_lock_irq(&sh_dmae_lock);
list_del_rcu(&shdev->node);