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| author | Vinod Koul <vinod.koul@intel.com> | 2017-02-21 21:14:35 +0530 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2017-02-21 21:14:35 +0530 |
| commit | 1ad651154b0dfccde5a83fafbe81cff19791f359 (patch) | |
| tree | 15507f740df4bb7de6e76dd8d0942d4a691e4229 /drivers/dma | |
| parent | 8a3ec58382bfb5e9c6b63f47e1bd6335aafc980e (diff) | |
| parent | 067fdeb2f391bfa071f741a2b3eb74b8ff3785cd (diff) | |
| download | linux-1ad651154b0dfccde5a83fafbe81cff19791f359.tar.gz linux-1ad651154b0dfccde5a83fafbe81cff19791f359.tar.bz2 linux-1ad651154b0dfccde5a83fafbe81cff19791f359.zip | |
Merge branch 'topic/zx' into for-linus
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/Kconfig | 4 | ||||
| -rw-r--r-- | drivers/dma/Makefile | 2 | ||||
| -rw-r--r-- | drivers/dma/zx_dma.c (renamed from drivers/dma/zx296702_dma.c) | 6 |
3 files changed, 7 insertions, 5 deletions
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index 7dff8467481a..d01d59812cf3 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -571,12 +571,12 @@ config XILINX_ZYNQMP_DMA Enable support for Xilinx ZynqMP DMA controller. config ZX_DMA - tristate "ZTE ZX296702 DMA support" + tristate "ZTE ZX DMA support" depends on ARCH_ZX || COMPILE_TEST select DMA_ENGINE select DMA_VIRTUAL_CHANNELS help - Support the DMA engine for ZTE ZX296702 platform devices. + Support the DMA engine for ZTE ZX family platform devices. # driver files diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile index a4fa3360e609..0b723e94d9e6 100644 --- a/drivers/dma/Makefile +++ b/drivers/dma/Makefile @@ -66,7 +66,7 @@ obj-$(CONFIG_TI_CPPI41) += cppi41.o obj-$(CONFIG_TI_DMA_CROSSBAR) += ti-dma-crossbar.o obj-$(CONFIG_TI_EDMA) += edma.o obj-$(CONFIG_XGENE_DMA) += xgene-dma.o -obj-$(CONFIG_ZX_DMA) += zx296702_dma.o +obj-$(CONFIG_ZX_DMA) += zx_dma.o obj-$(CONFIG_ST_FDMA) += st_fdma.o obj-y += qcom/ diff --git a/drivers/dma/zx296702_dma.c b/drivers/dma/zx_dma.c index 380276d078b2..2bb695315300 100644 --- a/drivers/dma/zx296702_dma.c +++ b/drivers/dma/zx_dma.c @@ -26,7 +26,7 @@ #define DRIVER_NAME "zx-dma" #define DMA_ALIGN 4 -#define DMA_MAX_SIZE (0x10000 - PAGE_SIZE) +#define DMA_MAX_SIZE (0x10000 - 512) #define LLI_BLOCK_SIZE (4 * PAGE_SIZE) #define REG_ZX_SRC_ADDR 0x00 @@ -365,7 +365,8 @@ static enum dma_status zx_dma_tx_status(struct dma_chan *chan, bytes = 0; clli = zx_dma_get_curr_lli(p); - index = (clli - ds->desc_hw_lli) / sizeof(struct zx_desc_hw); + index = (clli - ds->desc_hw_lli) / + sizeof(struct zx_desc_hw) + 1; for (; index < ds->desc_num; index++) { bytes += ds->desc_hw[index].src_x; /* end of lli */ @@ -812,6 +813,7 @@ static int zx_dma_probe(struct platform_device *op) INIT_LIST_HEAD(&d->slave.channels); dma_cap_set(DMA_SLAVE, d->slave.cap_mask); dma_cap_set(DMA_MEMCPY, d->slave.cap_mask); + dma_cap_set(DMA_CYCLIC, d->slave.cap_mask); dma_cap_set(DMA_PRIVATE, d->slave.cap_mask); d->slave.dev = &op->dev; d->slave.device_free_chan_resources = zx_dma_free_chan_resources; |