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alistair23-linux/drivers/dma
Peng Ma 1154aa773a dmaengine: fsl-dpaa2-qdma: Add NXP dpaa2 qDMA controller driver for Layerscape SoCs
DPPA2(Data Path Acceleration Architecture 2) qDMA supports
virtualized channel by allowing DMA jobs to be enqueued into
different work queues. Core can initiate a DMA transaction by
preparing a frame descriptor(FD) for each DMA job and enqueuing
this job through a hardware portal. DPAA2 components can also
prepare a FD and enqueue a DMA job through a hardware portal.
The qDMA prefetches DMA jobs through DPAA2 hardware portal. It
then schedules and dispatches to internal DMA hardware engines,
which generate read and write requests. Both qDMA source data and
destination data can be either contiguous or non-contiguous using
one or more scatter/gather tables.
The qDMA supports global bandwidth flow control where all DMA
transactions are stalled if the bandwidth threshold has been reached.
Also supported are transaction based read throttling.

Add NXP dppa2 qDMA to support some of Layerscape SoCs.
such as: LS1088A, LS208xA, LX2, etc.

Signed-off-by: Peng Ma <peng.ma@nxp.com>
2019-11-25 16:03:26 +08:00
..
bestcomm treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
dw dmaengine: dw: platform: Split OF helpers to separate module 2019-08-21 09:41:28 +05:30
dw-axi-dmac dmaengine fixes for v5.2-rc4 2019-06-08 12:46:31 -07:00
dw-edma dmaengine: dw-edma: fix endianess confusion 2019-07-22 20:58:15 +05:30
fsl-dpaa2-qdma dmaengine: fsl-dpaa2-qdma: Add NXP dpaa2 qDMA controller driver for Layerscape SoCs 2019-11-25 16:03:26 +08:00
hsu dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
ioat dmanegine: ioat/dca: Use struct_size() helper 2019-09-04 10:17:14 +05:30
ipu treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
mediatek dmaengine: Remove dev_err() usage after platform_get_irq() 2019-07-31 20:50:53 +05:30
ppc4xx treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 7 2019-05-21 11:28:40 +02:00
qcom dmaengine: qcom: bam_dma: Fix resource leak 2019-10-18 13:27:58 +05:30
sh dmaengine updates for v5.4-rc1 2019-09-17 19:04:40 -07:00
ti dmaengine: cppi41: Fix cppi41_dma_prep_slave_sg() when idle 2019-10-23 21:15:21 +05:30
xilinx dmaengine: xilinx_dma: Fix control reg update in vdma_channel_set_config 2019-10-15 15:41:55 +05:30
Kconfig dmaengine: fsl-dpaa2-qdma: Add NXP dpaa2 qDMA controller driver for Layerscape SoCs 2019-11-25 16:03:26 +08:00
Makefile dmaengine: fsl-dpaa2-qdma: Add NXP dpaa2 qDMA controller driver for Layerscape SoCs 2019-11-25 16:03:26 +08:00
TODO dmaengine: dw: don't perform DMA when dmaengine_submit is called 2014-07-15 22:14:30 +05:30
acpi-dma.c dmaengine: acpi: Add kernel doc parameter descriptions 2019-08-21 09:41:27 +05:30
altera-msgdma.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
amba-pl08x.c dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
at_hdmac.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
at_hdmac_regs.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
at_xdmac.c dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
bcm-sba-raid.c dmaengine: bcm-sba-raid: no need to check return value of debugfs_create functions 2019-06-14 11:14:58 +05:30
bcm2835-dma.c dmaengine updates for v5.4-rc1 2019-09-17 19:04:40 -07:00
coh901318.c dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
coh901318.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 194 2019-05-30 11:29:22 -07:00
coh901318_lli.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 194 2019-05-30 11:29:22 -07:00
dma-axi-dmac.c dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
dma-jz4780.c dmaengine: Remove dev_err() usage after platform_get_irq() 2019-07-31 20:50:53 +05:30
dmaengine.c dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
dmaengine.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
dmatest.c dmaengine: dmatest: Add support for completion polling 2019-09-04 10:14:22 +05:30
ep93xx_dma.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
fsl-edma-common.c dmaengine: change alignment of mux_configure32 and fsl_edma_chan_mux 2019-08-20 17:09:34 +05:30
fsl-edma-common.h dmaengine: fsl-edma: add i.mx7ulp edma2 version support 2019-08-08 17:54:36 +05:30
fsl-edma.c dmaengine: fsl-edma: implement .device_synchronize callback 2019-08-08 19:01:58 +05:30
fsl-qdma.c dmaengine: Remove dev_err() usage after platform_get_irq() 2019-07-31 20:50:53 +05:30
fsl_raid.c dmaengine: fsl_raid: make of_device_ids const. 2017-06-29 09:25:28 +05:30
fsl_raid.h dmaengine: Driver support for FSL RaidEngine device. 2015-04-02 16:10:27 +05:30
fsldma.c dmaengine: fsldma: Mark expected switch fall-through 2019-08-20 19:42:34 -05:00
fsldma.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 40 2019-05-24 17:27:12 +02:00
idma64.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
idma64.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
img-mdc-dma.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 422 2019-06-05 17:37:15 +02:00
imx-dma.c dmaengine: imx-dma: Mark expected switch fall-through 2019-07-31 20:49:04 +05:30
imx-sdma.c dmaengine: imx-sdma: fix size check for sdma script_number 2019-10-14 13:33:44 +05:30
iop-adma.c dmaengine updates for v5.4-rc1 2019-09-17 19:04:40 -07:00
iop-adma.h dma: iop-adma: allow building without platform headers 2019-08-14 15:36:22 +02:00
k3dma.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
lpc18xx-dmamux.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
mcf-edma.c dmaengine: fsl-edma: add drvdata for fsl-edma 2019-07-03 13:28:22 +05:30
mic_x100_dma.c dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
mic_x100_dma.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 290 2019-06-05 17:36:38 +02:00
mmp_pdma.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
mmp_tdma.c dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
moxart-dma.c treewide: Use struct_size() for kmalloc()-family 2018-06-06 11:15:43 -07:00
mpc512x_dma.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 7 2019-05-21 11:28:40 +02:00
mv_xor.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
mv_xor.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
mv_xor_v2.c dmaengine: mv_xor_v2: Fix -Wshift-negative-value 2019-08-20 17:06:36 +05:30
mxs-dma.c dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
nbpfaxi.c dmaengine: nbpfaxi: Use dev_get_drvdata() 2019-04-29 10:47:15 +05:30
of-dma.c dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
owl-dma.c dmaengine: owl: Fix warnings generated during build 2018-10-15 22:39:16 +05:30
pch_dma.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
pl330.c dmaengine: pl330: use the same attributes when freeing pl330->mcode_cpu 2019-08-08 18:49:43 +05:30
pxa_dma.c dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
s3c24xx-dma.c dmaengine: Remove dev_err() usage after platform_get_irq() 2019-07-31 20:50:53 +05:30
sa11x0-dma.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
sirf-dma.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 4 2019-05-21 11:28:40 +02:00
sprd-dma.c dmaengine: sprd: Fix the possible memory leak issue 2019-10-15 15:47:24 +05:30
st_fdma.c dmaengine: Remove dev_err() usage after platform_get_irq() 2019-07-31 20:50:53 +05:30
st_fdma.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
ste_dma40.c dmaengine: ste_dma40: fix unneeded variable warning 2019-07-22 20:58:33 +05:30
ste_dma40_ll.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 194 2019-05-30 11:29:22 -07:00
ste_dma40_ll.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 194 2019-05-30 11:29:22 -07:00
stm32-dma.c dmaengine: stm32-dma: Use struct_size() helper 2019-09-04 10:25:08 +05:30
stm32-dmamux.c dmaengine: stm32-dmamux: Switch to use device_property_count_u32() 2019-07-29 12:25:21 +05:30
stm32-mdma.c dmaengine updates for v5.4-rc1 2019-09-17 19:04:40 -07:00
sun4i-dma.c dmaengine: Remove dev_err() usage after platform_get_irq() 2019-07-31 20:50:53 +05:30
sun6i-dma.c dmaengine: Remove dev_err() usage after platform_get_irq() 2019-07-31 20:50:53 +05:30
tegra20-apb-dma.c dmaengine: tegra-apb: Support per-burst residue granularity 2019-07-25 15:55:51 +05:30
tegra210-adma.c dmaengine: tegra210-adma: fix transfer failure 2019-10-14 12:40:38 +05:30
timb_dma.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
txx9dmac.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
txx9dmac.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
uniphier-mdmac.c dmaengine: Remove dev_err() usage after platform_get_irq() 2019-07-31 20:50:53 +05:30
virt-dma.c dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
virt-dma.h dmaengine updates for v5.3-rc1 2019-07-17 09:55:43 -07:00
xgene-dma.c dmaengine: Remove dev_err() usage after platform_get_irq() 2019-07-31 20:50:53 +05:30
zx_dma.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00