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2015-11-10Merge tag 'dmaengine-4.4-rc1' of git://git.infradead.org/users/vkoul/slave-dmaLinus Torvalds1-1/+1
Pull dmaengine updates from Vinod Koul: "This time we have a very typical update which is mostly fixes and updates to drivers and no new drivers. - the biggest change is coming from Peter for edma cleanup which even caused some last minute regression, things seem settled now - idma64 and dw updates - iotdma updates - module autoload fixes for various drivers - scatter gather support for hdmac" * tag 'dmaengine-4.4-rc1' of git://git.infradead.org/users/vkoul/slave-dma: (77 commits) dmaengine: edma: Add dummy driver skeleton for edma3-tptc Revert "ARM: DTS: am33xx: Use the new DT bindings for the eDMA3" Revert "ARM: DTS: am437x: Use the new DT bindings for the eDMA3" dmaengine: dw: some Intel devices has no memcpy support dmaengine: dw: platform: provide platform data for Intel dmaengine: dw: don't override platform data with autocfg dmaengine: hdmac: Add scatter-gathered memset support dmaengine: hdmac: factorise memset descriptor allocation dmaengine: virt-dma: Fix kernel-doc annotations ARM: DTS: am437x: Use the new DT bindings for the eDMA3 ARM: DTS: am33xx: Use the new DT bindings for the eDMA3 dmaengine: edma: New device tree binding dmaengine: Kconfig: edma: Select TI_DMA_CROSSBAR in case of ARCH_OMAP dmaengine: ti-dma-crossbar: Add support for crossbar on AM33xx/AM43xx dmaengine: edma: Merge the of parsing functions dmaengine: edma: Do not allocate memory for edma_rsv_info in case of DT boot dmaengine: edma: Refactor the dma device and channel struct initialization dmaengine: edma: Get qDMA channel information from HW also dmaengine: edma: Merge map_dmach_to_queue into assign_channel_eventq dmaengine: edma: Correct PaRAM access function names (_parm_ to _param_) ...
2015-10-01dmaengine: zxdma: Fix off-by-one for testing valid pchan requestAxel Lin1-1/+1
The valid pchan range is 0 ~ d->dma_requests - 1. Signed-off-by: Axel Lin <axel.lin@ingics.com> Reviewed-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-10-01dmaengine: zxdma: fix memset callVinod Koul1-1/+1
Fix the call to memset in this driver [linux-4.2-next-20150911/drivers/dma/zx296702_dma.c:444]: (warning) memset() called to fill 0 bytes of 'ds'. Reported-by: David Binderman <dcb314@hotmail.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-08-05dmaengine: zxdma: Fix force stop bugJun Nie1-0/+1
DMA will not stop when clearing enable bit till all transaction is done. The bug is exposed in audio playback because ring DMA chain never stop. Force hardware to stop with setting FORCE bit. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-08-05dmaengine: zxdma: Fix data width bugJun Nie1-4/+5
Align src and dst width to fix data alignment issue as trailing single transaction that does not fill a full burst require identical src/dst data width. Burst length limitation can be addressed well too. Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-08-05dmaengine: zxdma: Support cyclic dmaJun Nie1-9/+84
Support cyclic dma for audio playback Signed-off-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-07-16dmaengine: zxdma: explicitly free irq on device removalVinod Koul1-3/+7
At device removal, tasklets are not disabled and irqs are still enabled, so free the irq explicitly on device removal Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-07-16dmaengine: zxdma: Support ZTE ZX296702 dmaJun Nie1-0/+870
Add ZTE ZX296702 dma controller support. Only device tree probe is support currently. Signed-off-by: Jun Nie <jun.nie@linaro.org> Reviewed-by: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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