Merge branch 'fixes' of git://git.infradead.org/users/vkoul/slave-dma

Pull slave-dmaengine fixes from Vinod Koul:
 "Back from long weekend here in India and now the time to send fixes
  for slave dmaengine.
   - Dan's fix of sirf xlate code
   - Jean's fix for timberland
   - edma fixes by Sekhar for SG handling and Yuan for changing init
     call"

* 'fixes' of git://git.infradead.org/users/vkoul/slave-dma:
  dma: fix eDMA driver as a subsys_initcall
  dmaengine: sirf: off by one in of_dma_sirfsoc_xlate()
  platform: Fix timberdale dependencies
  dma: edma: fix incorrect SG list handling

5 files changed, 18 insertions, 6 deletions

diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index ba06d1d2f99e..5c5863842de9 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -197,7 +197,7 @@ config AMCC_PPC440SPE_ADMA
 
 config TIMB_DMA
         tristate "Timberdale FPGA DMA support"
-        depends on MFD_TIMBERDALE || HAS_IOMEM
+        depends on MFD_TIMBERDALE
         select DMA_ENGINE
         help
           Enable support for the Timberdale FPGA DMA engine.
diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index cd04eb7b182e..926360c2db6a 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -182,11 +182,13 @@ static void edma_execute(struct edma_chan *echan)
                                   echan->ecc->dummy_slot);
         }
 
-        edma_resume(echan->ch_num);
-
         if (edesc->processed <= MAX_NR_SG) {
                 dev_dbg(dev, "first transfer starting %d\n", echan->ch_num);
                 edma_start(echan->ch_num);
+        } else {
+                dev_dbg(dev, "chan: %d: completed %d elements, resuming\n",
+                        echan->ch_num, edesc->processed);
+                edma_resume(echan->ch_num);
         }
 
         /*
diff --git a/drivers/dma/fsl-edma.c b/drivers/dma/fsl-edma.c
index 381e793184ba..b396a7fb53ab 100644
--- a/drivers/dma/fsl-edma.c
+++ b/drivers/dma/fsl-edma.c
@@ -968,7 +968,17 @@ static struct platform_driver fsl_edma_driver = {
         .remove         = fsl_edma_remove,
 };
 
-module_platform_driver(fsl_edma_driver);
+static int __init fsl_edma_init(void)
+{
+        return platform_driver_register(&fsl_edma_driver);
+}
+subsys_initcall(fsl_edma_init);
+
+static void __exit fsl_edma_exit(void)
+{
+        platform_driver_unregister(&fsl_edma_driver);
+}
+module_exit(fsl_edma_exit);
 
 MODULE_ALIAS("platform:fsl-edma");
 MODULE_DESCRIPTION("Freescale eDMA engine driver");
diff --git a/drivers/dma/sirf-dma.c b/drivers/dma/sirf-dma.c
index a1bd8298d55f..03f7820fa333 100644
--- a/drivers/dma/sirf-dma.c
+++ b/drivers/dma/sirf-dma.c
@@ -666,7 +666,7 @@ static struct dma_chan *of_dma_sirfsoc_xlate(struct of_phandle_args *dma_spec,
         struct sirfsoc_dma *sdma = ofdma->of_dma_data;
         unsigned int request = dma_spec->args[0];
 
-        if (request > SIRFSOC_DMA_CHANNELS)
+        if (request >= SIRFSOC_DMA_CHANNELS)
                 return NULL;
 
         return dma_get_slave_channel(&sdma->channels[request].chan);
diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig
index c137abfa0c54..20f1655e6d75 100644
--- a/drivers/media/platform/Kconfig
+++ b/drivers/media/platform/Kconfig
@@ -56,7 +56,7 @@ config VIDEO_VIU
 
 config VIDEO_TIMBERDALE
         tristate "Support for timberdale Video In/LogiWIN"
-        depends on VIDEO_V4L2 && I2C && DMADEVICES
+        depends on MFD_TIMBERDALE && VIDEO_V4L2 && I2C && DMADEVICES
         select DMA_ENGINE
         select TIMB_DMA
         select VIDEO_ADV7180