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9 years agodmaengine: mmp-tdma: don't include mach/regs-icu.h
Arnd Bergmann [Tue, 13 Jan 2015 13:25:19 +0000 (14:25 +0100)]
dmaengine: mmp-tdma: don't include mach/regs-icu.h

The mmp tdma driver does not actually require this header, and
we want to enable multiplatform support for MMP, which would
make it inaccessible and cause a build error.

This patch just removes the old #include.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: k3: fix duplicate function definition
Arnd Bergmann [Tue, 13 Jan 2015 13:23:13 +0000 (14:23 +0100)]
dmaengine: k3: fix duplicate function definition

Commit db08425ebd51f ("dmaengine: k3: Split device_control") introduced
two new helper functions, which unfortunately have the same names
as the existing suspend/resume functions, resulting in a build error
when CONFIG_PM_SLEEP is enabled:

drivers/dma/k3dma.c:823:12: error: conflicting types for 'k3_dma_resume'
 static int k3_dma_resume(struct device *dev)
            ^
drivers/dma/k3dma.c:625:12: note: previous definition of 'k3_dma_resume' was here
 static int k3_dma_resume(struct dma_chan *chan)
            ^

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: db08425ebd51f ("dmaengine: k3: Split device_control")
Reported-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: k3: Fix duplicated function name and allmodconfig build
Krzysztof Kozlowski [Mon, 29 Dec 2014 13:01:30 +0000 (14:01 +0100)]
dmaengine: k3: Fix duplicated function name and allmodconfig build

While splitting device control in db08425ebd51 ("dmaengine: k3:
Split device_control") new function with the same 'k3_dma_resume' name
was added, leading to build error:

drivers/dma/k3dma.c:823:12: error: conflicting types for ‘k3_dma_resume’
drivers/dma/k3dma.c:625:12: note: previous definition of ‘k3_dma_resume’ was here

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: nbpfaxi: update the driver comments
Vinod Koul [Mon, 22 Dec 2014 14:54:14 +0000 (20:24 +0530)]
dmaengine: nbpfaxi: update the driver comments

driver comment refers to DMA_PAUSE which needs to be updated to
.device_pause

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: ep93xx: update the driver comments
Vinod Koul [Mon, 22 Dec 2014 14:54:14 +0000 (20:24 +0530)]
dmaengine: ep93xx: update the driver comments

driver comment refers to DMA_SLAVE_CONFIG which needs to be updated to
.device_config

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: dw: update the driver comments
Vinod Koul [Mon, 22 Dec 2014 14:54:14 +0000 (20:24 +0530)]
dmaengine: dw: update the driver comments

driver comment refers to DMA_SLAVE_CONFIG which needs to be updated to
.device_config

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: at_hdmac: update the driver comments
Vinod Koul [Mon, 22 Dec 2014 14:54:14 +0000 (20:24 +0530)]
dmaengine: at_hdmac: update the driver comments

driver comment refers to DMA_SLAVE_CONFIG which needs to be updated to
.device_config

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: tegra: fix incompatible pointer type warns
Vinod Koul [Mon, 8 Dec 2014 06:00:17 +0000 (11:30 +0530)]
dmaengine: tegra: fix incompatible pointer type warns

drivers/dma/tegra20-apb-dma.c:1428:37: warning: assignment from incompatible pointer type [enabled by default]
drivers/dma/ste_dma40.c: In function 'd40_terminate_all':

The function prototype expects return type 'int' whereas these where void

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: ste_dma: fix incompatible pointer type warns
Vinod Koul [Mon, 8 Dec 2014 05:57:08 +0000 (11:27 +0530)]
dmaengine: ste_dma: fix incompatible pointer type warns

drivers/dma/ste_dma40.c:2627:3: warning: 'return' with a value, in function returning void [enabled by default]
drivers/dma/ste_dma40.c: In function 'd40_ops_init':
drivers/dma/ste_dma40.c:2869:28: warning: assignment from incompatible pointer type [enabled by default]

The function prototype expects return type 'int' whereas these where void

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: mxs-dma: fix unused variable warn
Vinod Koul [Mon, 8 Dec 2014 05:55:50 +0000 (11:25 +0530)]
dmaengine: mxs-dma: fix unused variable warn

drivers/dma/mxs-dma.c: In function 'mxs_dma_terminate_all':
drivers/dma/mxs-dma.c:662:23: warning: unused variable 'mxs_chan'[-Wunused-variable]

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: mxs-dma: fix incompatible pointer type build warns
Vinod Koul [Mon, 8 Dec 2014 05:54:09 +0000 (11:24 +0530)]
dmaengine: mxs-dma: fix incompatible pointer type build warns

drivers/dma/mxs-dma.c: In function 'mxs_dma_probe':
drivers/dma/mxs-dma.c:848:35: warning: assignment from incompatible pointer type [enabled by default]
drivers/dma/mxs-dma.c:849:36: warning: assignment from incompatible pointer type [enabled by default]

The function prototype expects return type 'int' whereas these where void

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agoDocumentation: dmaengine: clarify dma_slave_config expectations
Vinod Koul [Sun, 7 Dec 2014 17:48:01 +0000 (23:18 +0530)]
Documentation: dmaengine: clarify dma_slave_config expectations

dma_slave_config is expected to be set for slave operations Only, not for
memcpy ones

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: omap: fix the assignment to .device_config
Vinod Koul [Sun, 7 Dec 2014 17:42:31 +0000 (23:12 +0530)]
dmaengine: omap: fix the assignment to .device_config

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: mxs-dma: fix the arg to mxs_dma_reset_chan()
Vinod Koul [Sun, 7 Dec 2014 17:37:38 +0000 (23:07 +0530)]
dmaengine: mxs-dma: fix the arg to mxs_dma_reset_chan()

mxs_dma_reset_chan() expects struct dma_chan * as argument but we were
providing struct dma_chan, so fix this

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agoDocumentation: dmaengine: Update the documentation
Maxime Ripard [Mon, 17 Nov 2014 13:42:55 +0000 (14:42 +0100)]
Documentation: dmaengine: Update the documentation

Now that we have splitted device_control and removed device_slave_caps in favor
of a few dma_device variables, update the documentation accordingly.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: Remove device_control and device_slave_caps
Maxime Ripard [Mon, 17 Nov 2014 13:42:54 +0000 (14:42 +0100)]
dmaengine: Remove device_control and device_slave_caps

Now that device_control has been split into several functions, and
device_slave_caps rendered useless, we can safely remove them.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: Add a warning for drivers not using the generic slave caps retrieval
Maxime Ripard [Mon, 17 Nov 2014 13:42:53 +0000 (14:42 +0100)]
dmaengine: Add a warning for drivers not using the generic slave caps retrieval

For the slave caps retrieval to be really useful, most drivers need to
implement it.

Hence, we need to be slightly more aggressive, and trigger a warning at
registration time for drivers that don't fill their caps infos in order to
encourage them to implement it.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: sun6i: Declare slave capabilities for the generic code
Maxime Ripard [Mon, 17 Nov 2014 13:42:52 +0000 (14:42 +0100)]
dmaengine: sun6i: Declare slave capabilities for the generic code

Now that the generic slave caps code can make use of the device assigned
capabilities, instead of relying on a callback to be implemented.

Make use of this code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: sirf: Declare slave capabilities for the generic code
Maxime Ripard [Mon, 17 Nov 2014 13:42:51 +0000 (14:42 +0100)]
dmaengine: sirf: Declare slave capabilities for the generic code

Now that the generic slave caps code can make use of the device assigned
capabilities, instead of relying on a callback to be implemented.

Make use of this code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: pl330: Declare slave capabilities for the generic code
Maxime Ripard [Mon, 17 Nov 2014 13:42:50 +0000 (14:42 +0100)]
dmaengine: pl330: Declare slave capabilities for the generic code

Now that the generic slave caps code can make use of the device assigned
capabilities, instead of relying on a callback to be implemented.

Make use of this code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: omap: Declare slave capabilities for the generic code
Maxime Ripard [Mon, 17 Nov 2014 13:42:49 +0000 (14:42 +0100)]
dmaengine: omap: Declare slave capabilities for the generic code

Now that the generic slave caps code can make use of the device assigned
capabilities, instead of relying on a callback to be implemented.

Make use of this code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: nbpfaxi: Declare slave capabilities for the generic code
Maxime Ripard [Mon, 17 Nov 2014 13:42:48 +0000 (14:42 +0100)]
dmaengine: nbpfaxi: Declare slave capabilities for the generic code

Now that the generic slave caps code can make use of the device assigned
capabilities, instead of relying on a callback to be implemented.

Make use of this code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: edma: Declare slave capabilities for the generic code
Maxime Ripard [Mon, 17 Nov 2014 13:42:47 +0000 (14:42 +0100)]
dmaengine: edma: Declare slave capabilities for the generic code

Now that the generic slave caps code can make use of the device assigned
capabilities, instead of relying on a callback to be implemented.

Make use of this code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: fsl-edma: Declare slave capabilities for the generic code
Maxime Ripard [Mon, 17 Nov 2014 13:42:46 +0000 (14:42 +0100)]
dmaengine: fsl-edma: Declare slave capabilities for the generic code

Now that the generic slave caps code can make use of the device assigned
capabilities, instead of relying on a callback to be implemented.

Make use of this code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: bcm2835: Declare slave capabilities for the generic code
Maxime Ripard [Mon, 17 Nov 2014 13:42:45 +0000 (14:42 +0100)]
dmaengine: bcm2835: Declare slave capabilities for the generic code

Now that the generic slave caps code can make use of the device assigned
capabilities, instead of relying on a callback to be implemented.

Make use of this code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: at_xdmac: Declare slave capabilities for the generic code
Ludovic Desroches [Mon, 17 Nov 2014 13:42:44 +0000 (14:42 +0100)]
dmaengine: at_xdmac: Declare slave capabilities for the generic code

Now that the generic slave caps code can make use of the device assigned
capabilities, instead of relying on a callback to be implemented.

Make use of this code.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: rapidio: tsi721: Rename device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:43 +0000 (14:42 +0100)]
dmaengine: rapidio: tsi721: Rename device_control

Rename the device_control callback of the TXX9 DMA driver to terminate_all
since it's all it's really doing. That will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: txx9: Rename device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:42 +0000 (14:42 +0100)]
dmaengine: txx9: Rename device_control

Rename the device_control callback of the TXX9 DMA driver to terminate_all
since it's all it's really doing. That will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: td: Rename device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:41 +0000 (14:42 +0100)]
dmaengine: td: Rename device_control

Rename the device_control callback of the Timberdal DMA driver to terminate_all
since it's all it's really doing. That will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: pch-dma: Rename device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:40 +0000 (14:42 +0100)]
dmaengine: pch-dma: Rename device_control

Rename the device_control callback of the Intel PCH DMA driver to terminate_all
since it's all it's really doing. That will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: mv_xor: Remove device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:39 +0000 (14:42 +0100)]
dmaengine: mv_xor: Remove device_control

The Marvell XOR engine doesn't allow any operations that use to be defined in
device_control, it shouldn't need to be defined. Since it's going to be
deprecated, remove it altogether.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: xilinx: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:38 +0000 (14:42 +0100)]
dmaengine: xilinx: Split device_control

Split the device_control callback of the Xilinx VDMA driver to make use of the
newly introduced callbacks, that will eventually be used to retrieve slave
capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: tegra20: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:37 +0000 (14:42 +0100)]
dmaengine: tegra20: Split device_control

Split the device_control callback of the NVidia Tegra20 APB DMA driver to make
use of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: d40: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:36 +0000 (14:42 +0100)]
dmaengine: d40: Split device_control

Split the device_control callback of the ST-Ericsson DMA 40 driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: sun6i: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:35 +0000 (14:42 +0100)]
dmaengine: sun6i: Split device_control

Split the device_control callback of the Allwinner A31 DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: sirf: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:34 +0000 (14:42 +0100)]
dmaengine: sirf: Split device_control

Split the device_control callback of the SiRF Prima 2 DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: sh: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:33 +0000 (14:42 +0100)]
dmaengine: sh: Split device_control

Split the device_control callback of the Super-H DMA driver to make use of the
newly introduced callbacks, that will eventually be used to retrieve slave
capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: sa11x0: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:32 +0000 (14:42 +0100)]
dmaengine: sa11x0: Split device_control

Split the device_control callback of the SA-11x0 DMA driver to make use of the
newly introduced callbacks, that will eventually be used to retrieve slave
capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: s3c24xx: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:31 +0000 (14:42 +0100)]
dmaengine: s3c24xx: Split device_control

Split the device_control callback of the Samsung S3C24xxx DMA driver to make
use of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: bam-dma: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:30 +0000 (14:42 +0100)]
dmaengine: bam-dma: Split device_control

Split the device_control callback of the Qualcomm BAM DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: pl330: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:29 +0000 (14:42 +0100)]
dmaengine: pl330: Split device_control

Split the device_control callback of the AMBA PL330 DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: omap: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:28 +0000 (14:42 +0100)]
dmaengine: omap: Split device_control

Split the device_control callback of the TI OMAP DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: nbpfaxi: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:27 +0000 (14:42 +0100)]
dmaengine: nbpfaxi: Split device_control

Split the device_control callback of the NBPF AXI DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: mxs: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:26 +0000 (14:42 +0100)]
dmaengine: mxs: Split device_control

Split the device_control callback of the Freescale MXS DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: mpc512x: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:25 +0000 (14:42 +0100)]
dmaengine: mpc512x: Split device_control

Split the device_control callback of the Freescale MPC512x DMA driver to make
use of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: fsl-dma: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:24 +0000 (14:42 +0100)]
dmaengine: fsl-dma: Split device_control

Split the device_control callback of the Freescale Elo DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

While we're at it, remove the useless prep_sg callback.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: moxart: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:23 +0000 (14:42 +0100)]
dmaengine: moxart: Split device_control

Split the device_control callback of the Moxart DMA driver to make use of the
newly introduced callbacks, that will eventually be used to retrieve slave
capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: mmp-tdma: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:22 +0000 (14:42 +0100)]
dmaengine: mmp-tdma: Split device_control

Split the device_control callback of the Marvell MMP TDMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: mmp-pdma: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:21 +0000 (14:42 +0100)]
dmaengine: mmp-pdma: Split device_control

Split the device_control callback of the Marvell MMP PDMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: k3: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:20 +0000 (14:42 +0100)]
dmaengine: k3: Split device_control

Split the device_control callback of the Hisilicon K3 DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: ipu-idmac: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:19 +0000 (14:42 +0100)]
dmaengine: ipu-idmac: Split device_control

Split the device_control callback of the IPU IDMAC driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: intel-mid-dma: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:18 +0000 (14:42 +0100)]
dmaengine: intel-mid-dma: Split device_control

Split the device_control callback of the Intel MID DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: imx-sdma: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:17 +0000 (14:42 +0100)]
dmaengine: imx-sdma: Split device_control

Split the device_control callback of the Freescale IMX SDMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: imx: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:16 +0000 (14:42 +0100)]
dmaengine: imx: Split device_control

Split the device_control callback of the Freescale IMX DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: fsl-edma: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:15 +0000 (14:42 +0100)]
dmaengine: fsl-edma: Split device_control

Split the device_control callback of the Freescale EDMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: ep93xx: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:14 +0000 (14:42 +0100)]
dmaengine: ep93xx: Split device_control

Split the device_control callback of the Cirrus Logic EP93xx driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: edma: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:13 +0000 (14:42 +0100)]
dmaengine: edma: Split device_control

Split the device_control callback of the TI EDMA driver to make use of the
newly introduced callbacks, that will eventually be used to retrieve slave
capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: dw: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:12 +0000 (14:42 +0100)]
dmaengine: dw: Split device_control

Split the device_control callback of the DesignWare DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: jz4740: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:11 +0000 (14:42 +0100)]
dmaengine: jz4740: Split device_control

Split the device_control callback of the JZ4740 DMA driver to make use of the
newly introduced callbacks, that will eventually be used to retrieve slave
capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: cppi41: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:10 +0000 (14:42 +0100)]
dmaengine: cppi41: Split device_control

Split the device_control callback of the TI CPPI41 DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: coh901318: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:09 +0000 (14:42 +0100)]
dmaengine: coh901318: Split device_control

Split the device_control callback of the ST-Ericsson COH901318 DMA driver to
make use of the newly introduced callbacks, that will eventually be used to
retrieve slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: bcm2835: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:08 +0000 (14:42 +0100)]
dmaengine: bcm2835: Split device_control

Split the device_control callback of the Broadcom BCM2835 DMA driver to make
use of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: at_xdmac: split device_control
Ludovic Desroches [Mon, 17 Nov 2014 13:42:07 +0000 (14:42 +0100)]
dmaengine: at_xdmac: split device_control

Use newly introduced callbacks.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: hdmac: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:06 +0000 (14:42 +0100)]
dmaengine: hdmac: Split device_control

Split the device_control callback of the Atmel HDMAC driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: pl08x: Split device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:05 +0000 (14:42 +0100)]
dmaengine: pl08x: Split device_control

Split the device_control callback of the AMBA PL08x DMA driver to make use
of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: Create a generic dma_slave_caps callback
Maxime Ripard [Mon, 17 Nov 2014 13:42:04 +0000 (14:42 +0100)]
dmaengine: Create a generic dma_slave_caps callback

dma_slave_caps is very important to the generic layers that might interact with
dmaengine, such as ASoC. Unfortunately, it has been added as yet another
dma_device callback, and most of the existing drivers haven't implemented it,
reducing its reliability.

Introduce a generic behaviour to implement this, that rely on both the split of
device_control to derive which functions are supported and on new variables to
be set in the dma_device structure.

These variables holds what used to be the capabilities, that were set
per-channel. However, this proved to be a bit overkill, since every driver
filling these so far were hardcoding it, disregarding which channel was
actually given.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: Remove the need to declare device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:03 +0000 (14:42 +0100)]
dmaengine: Remove the need to declare device_control

In order to migrate the drivers without triggering a BUG_ON for the converted
drivers, which would cause bisectability issues, we need to remove that check
before removing the device_control function entirely.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: Add device_terminate_all callback
Maxime Ripard [Mon, 17 Nov 2014 13:42:02 +0000 (14:42 +0100)]
dmaengine: Add device_terminate_all callback

Split out the terminate_all command from device_control to a dma_device
callback. In order to preserve backward capability, still rely on
device_control if no such callback has been implemented.

Eventually, this will allow to create a generic dma_slave_caps callback.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: split out pause/resume operations from device_control
Maxime Ripard [Mon, 17 Nov 2014 13:42:01 +0000 (14:42 +0100)]
dmaengine: split out pause/resume operations from device_control

Split out the pause and resume operations to callbacks of their own. In order
to preserve some backwark compatibility, the dmaengine_pause/dmaengine_resume
are still falling back on dmaengine_device_control.

Eventually, that will allow to get the device capabilities in a generic way,
removing the need to implement device_slave_caps.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: Introduce a device_config callback
Maxime Ripard [Mon, 17 Nov 2014 13:42:00 +0000 (14:42 +0100)]
dmaengine: Introduce a device_config callback

The fact that the channel configuration is done in device_control is rather
misleading, since it's not really advertised as such, plus, the fact that the
framework exposes a function of its own makes it not really intuitive, while
we're losing the type checking whenever we pass that unsigned long argument.

Add a device_config callback to dma_device, with a fallback on the old
behaviour for now for existing drivers to opt in.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: Make channel allocation callbacks optional
Maxime Ripard [Mon, 17 Nov 2014 13:41:59 +0000 (14:41 +0100)]
dmaengine: Make channel allocation callbacks optional

Nowadays, some drivers don't have anything in there channel allocation
callbacks anymore.

Remove the BUG_ON if those callbacks aren't implemented, in order to allow
drivers to not implement them.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: Rework dma_chan_get
Maxime Ripard [Mon, 17 Nov 2014 13:41:58 +0000 (14:41 +0100)]
dmaengine: Rework dma_chan_get

dma_chan_get uses a rather interesting error handling and code path.

Change it to something more usual in the kernel.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agodmaengine: Make the destination abbreviation coherent
Maxime Ripard [Mon, 17 Nov 2014 13:41:57 +0000 (14:41 +0100)]
dmaengine: Make the destination abbreviation coherent

The dmaengine header abbreviates destination as at least two different strings.
Make a coherent use of a single one.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agocrypto: ux500: Use dmaengine_terminate_all API
Maxime Ripard [Mon, 17 Nov 2014 13:41:56 +0000 (14:41 +0100)]
crypto: ux500: Use dmaengine_terminate_all API

We are removing the dmaengine_device_control API, that shouldn't even have been
exposed in the first place. Change the callers to use the proper API.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
9 years agoLinux 3.19-rc1
Linus Torvalds [Sun, 21 Dec 2014 01:08:50 +0000 (17:08 -0800)]
Linux 3.19-rc1

9 years agoMerge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/borntraeger...
Linus Torvalds [Sun, 21 Dec 2014 00:48:59 +0000 (16:48 -0800)]
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/borntraeger/linux

Pull ACCESS_ONCE cleanup preparation from Christian Borntraeger:
 "kernel: Provide READ_ONCE and ASSIGN_ONCE

  As discussed on LKML http://marc.info/?i=54611D86.4040306%40de.ibm.com
  ACCESS_ONCE might fail with specific compilers for non-scalar
  accesses.

  Here is a set of patches to tackle that problem.

  The first patch introduce READ_ONCE and ASSIGN_ONCE.  If the data
  structure is larger than the machine word size memcpy is used and a
  warning is emitted.  The next patches fix up several in-tree users of
  ACCESS_ONCE on non-scalar types.

  This does not yet contain a patch that forces ACCESS_ONCE to work only
  on scalar types.  This is targetted for the next merge window as Linux
  next already contains new offenders regarding ACCESS_ONCE vs.
  non-scalar types"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/borntraeger/linux:
  s390/kvm: REPLACE barrier fixup with READ_ONCE
  arm/spinlock: Replace ACCESS_ONCE with READ_ONCE
  arm64/spinlock: Replace ACCESS_ONCE READ_ONCE
  mips/gup: Replace ACCESS_ONCE with READ_ONCE
  x86/gup: Replace ACCESS_ONCE with READ_ONCE
  x86/spinlock: Replace ACCESS_ONCE with READ_ONCE
  mm: replace ACCESS_ONCE with READ_ONCE or barriers
  kernel: Provide READ_ONCE and ASSIGN_ONCE

9 years agoMerge tag 'clk-for-linus-3.19' of git://git.linaro.org/people/mike.turquette/linux
Linus Torvalds [Sun, 21 Dec 2014 00:42:36 +0000 (16:42 -0800)]
Merge tag 'clk-for-linus-3.19' of git://git.linaro.org/people/mike.turquette/linux

Pull clk framework updates from Mike Turquette:
 "This is much later than usual due to several last minute bugs that had
  to be addressed.  As usual the majority of changes are new drivers and
  modifications to existing drivers.  The core recieved many fixes along
  with the groundwork for several large changes coming in the future
  which will better parition clock providers from clock consumers"

* tag 'clk-for-linus-3.19' of git://git.linaro.org/people/mike.turquette/linux: (86 commits)
  clk: samsung: Fix Exynos 5420 pinctrl setup and clock disable failure due to domain being gated
  ARM: OMAP3: clock: fix boot breakage in legacy mode
  ARM: OMAP2+: clock: fix DPLL code to use new determine rate APIs
  clk: Really fix deadlock with mmap_sem
  clk: mmp: fix sparse non static symbol warning
  clk: Change clk_ops->determine_rate to return a clk_hw as the best parent
  clk: change clk_debugfs_add_file to take a struct clk_hw
  clk: Don't expose __clk_get_accuracy
  clk: Don't try to use a struct clk* after it could have been freed
  clk: Remove unused function __clk_get_prepare_count
  clk: samsung: Fix double add of syscore ops after driver rebind
  clk: samsung: exynos4: set parent of sclk_hdmiphy to hdmi
  clk: samsung: exynos4415: Fix build with PM_SLEEP disabled
  clk: samsung: remove unnecessary inclusion of header files from clk.h
  clk: samsung: remove unnecessary CONFIG_OF from clk.c
  clk: samsung: Spelling s/bwtween/between/
  clk: rockchip: Add support for the mmc clock phases using the framework
  clk: rockchip: add bindings for the mmc clocks
  clk: rockchip: rk3288 export i2s0_clkout for use in DT
  clk: rockchip: use clock ID for DMC (memory controller) on rk3288
  ...

9 years agoMerge branch 'i2c/for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa...
Linus Torvalds [Sat, 20 Dec 2014 21:52:52 +0000 (13:52 -0800)]
Merge branch 'i2c/for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

Pull more i2c updates from Wolfram Sang:
 "Included are two bugfixes needing some bigger refactoring (sh_mobile:
  deferred probe with DMA, mv64xxx: fix offload support) and one
  deprecated driver removal I thought would go in via ppc but I
  misunderstood.  It has a proper ack from BenH"

* 'i2c/for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
  i2c: sh_mobile: fix uninitialized var when debug is enabled
  macintosh: therm_pm72: delete deprecated driver
  i2c: sh_mobile: I2C_SH_MOBILE should depend on HAS_DMA
  i2c: sh_mobile: rework deferred probing
  i2c: sh_mobile: refactor DMA setup
  i2c: mv64xxx: rework offload support to fix several problems
  i2c: mv64xxx: use BIT() macro for register value definitions

9 years agoMerge tag 'scsi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb...
Linus Torvalds [Sat, 20 Dec 2014 21:42:57 +0000 (13:42 -0800)]
Merge tag 'scsi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI update from James Bottomley:
 "This is a much shorter set of patches that were on the go but didn't
  make it in to the early pull request for the merge window.  It's
  really a set of bug fixes plus some final cleanup work on the new tag
  queue API"

* tag 'scsi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  storvsc: ring buffer failures may result in I/O freeze
  ipr: set scsi_level correctly for disk arrays
  ipr: add support for async scanning to speed up boot
  scsi_debug: fix missing "break;" in SDEBUG_UA_CAPACITY_CHANGED case
  scsi_debug: take sdebug_host_list_lock when changing capacity
  scsi_debug: improve driver description in Kconfig
  scsi_debug: fix compare and write errors
  qla2xxx: fix race in handling rport deletion during recovery causes panic
  scsi: blacklist RSOC for Microsoft iSCSI target devices
  scsi: fix random memory corruption with scsi-mq + T10 PI
  Revert "[SCSI] mpt3sas: Remove phys on topology change"
  Revert "[SCSI] mpt2sas: Remove phys on topology change."
  esas2r: Correct typos of "validate" in a comment
  fc: FCP_PTA_SIMPLE is 0
  ibmvfc: remove unused tag variable
  scsi: remove MSG_*_TAG defines
  scsi: remove scsi_set_tag_type
  scsi: remove scsi_get_tag_type
  scsi: never drop to untagged mode during queue ramp down
  scsi: remove ->change_queue_type method

9 years agoMerge tag 'pm-config-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafae...
Linus Torvalds [Sat, 20 Dec 2014 21:37:44 +0000 (13:37 -0800)]
Merge tag 'pm-config-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull CONFIG_PM_RUNTIME elimination from Rafael Wysocki:
 "This removes the last few uses of CONFIG_PM_RUNTIME introduced
  recently and makes that config option finally go away.

  CONFIG_PM will be available directly from the menu now and also it
  will be selected automatically if CONFIG_SUSPEND or CONFIG_HIBERNATION
  is set"

* tag 'pm-config-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PM: Eliminate CONFIG_PM_RUNTIME
  tty: 8250_omap: Replace CONFIG_PM_RUNTIME with CONFIG_PM
  sound: sst-haswell-pcm: Replace CONFIG_PM_RUNTIME with CONFIG_PM
  spi: Replace CONFIG_PM_RUNTIME with CONFIG_PM

9 years agoMerge branch 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Linus Torvalds [Sat, 20 Dec 2014 21:33:03 +0000 (13:33 -0800)]
Merge branch 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild

Pull misc kbuild changes from Michal Marek:
 "There are only a few things in the misc branch:

   - Fix for bugon.cocci semantic patch
   - Kdevelop4 files are .gitignored
   - Put make binrpm-pkg on diet"

* 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  scripts/package: binrpm-pkg do not create source and devel package
  .gitignore: Add Kdevelop4 project files
  bugon.cocci: fix Options at the macro

9 years agoMerge branch 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Linus Torvalds [Sat, 20 Dec 2014 21:31:14 +0000 (13:31 -0800)]
Merge branch 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild

Pull kbuild updates from Michal Marek:
 "Here are the kbuild changes for v3.19-rc1:

   - Cleanups and deduplication in the main Makefile and
     scripts/Makefile.*
   - Sort the output of *config targets in make help
   - Old <linux/version.h> is always removed to avoid a surprise during
     bisecting
   - Warning fix in kconfig"

* 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  kbuild: remove redundant -rR flag of hdr-inst
  kbuild: Fix make help-<board series> on powerpc
  kbuild: Automatically remove stale <linux/version.h> file
  kconfig: Fix warning "‘jump’ may be used uninitialized"
  Makefile: sort list of defconfig targets in make help output
  kbuild: Remove duplicate $(cmd) definition in Makefile.clean
  kbuild: collect shorthands into scripts/Kbuild.include

9 years agoi2c: sh_mobile: fix uninitialized var when debug is enabled
Wolfram Sang [Tue, 16 Dec 2014 12:31:26 +0000 (13:31 +0100)]
i2c: sh_mobile: fix uninitialized var when debug is enabled

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
9 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Linus Torvalds [Sat, 20 Dec 2014 02:19:19 +0000 (18:19 -0800)]
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

Pull vfs pile #3 from Al Viro:
 "Assorted fixes and patches from the last cycle"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  [regression] chunk lost from bd9b51
  vfs: make mounts and mountstats honor root dir like mountinfo does
  vfs: cleanup show_mountinfo
  init: fix read-write root mount
  unfuck binfmt_misc.c (broken by commit e6084d4)
  vm_area_operations: kill ->migrate()
  new helper: iter_is_iovec()
  move_extent_per_page(): get rid of unused w_flags
  lustre: get rid of playing with ->fs
  btrfs: filp_open() returns ERR_PTR() on failure, not NULL...

9 years agoMerge tag 'ecryptfs-3.19-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel...
Linus Torvalds [Sat, 20 Dec 2014 02:15:12 +0000 (18:15 -0800)]
Merge tag 'ecryptfs-3.19-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tyhicks/ecryptfs

Pull eCryptfs fixes from Tyler Hicks:
 "Fixes for filename decryption and encrypted view plus a cleanup

   - The filename decryption routines were, at times, writing a zero
     byte one character past the end of the filename buffer

   - The encrypted view feature attempted, and failed, to roll its own
     form of enforcing a read-only mount instead of letting the VFS
     enforce it"

* tag 'ecryptfs-3.19-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tyhicks/ecryptfs:
  eCryptfs: Remove buggy and unnecessary write in file name decode routine
  eCryptfs: Remove unnecessary casts when parsing packet lengths
  eCryptfs: Force RO mount when encrypted view is enabled

9 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux...
Linus Torvalds [Sat, 20 Dec 2014 02:10:42 +0000 (18:10 -0800)]
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs

Pull more btrfs updates from Chris Mason:
 "This is part two of our merge window patches.

  These are all from Filipe, and fix some really hard to find races that
  can cause corruptions.  Most of them involved block group removal
  (balance) or discard"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
  Btrfs: remove non-sense btrfs_error_discard_extent() function
  Btrfs: fix fs corruption on transaction abort if device supports discard
  Btrfs: always clear a block group node when removing it from the tree
  Btrfs: ensure deletion from pinned_chunks list is protected

9 years agoMerge tag 'sound-fix-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai...
Linus Torvalds [Sat, 20 Dec 2014 02:07:17 +0000 (18:07 -0800)]
Merge tag 'sound-fix-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "Here are a few fixes that have landed after the previous pull request.
  All are driver specific fixes including:

   - error/int value fixes in OXFW,
   - Intel Skylake HD-audio HDMI codec support,
   - Additional HD-audio Realtek codecs and AD1986A codec fixes/quirks,
   - a few more DSD support and a quirk for Arcam rPAC in usb-audio,
   - a typo fix for Scarlett 6i6,
   - fixes for new ASIHPI firmware,
   - ASoC Exynos7 cleanups,
   - Intel ACPI support, and
   - a fix for PCM512 register cache sync"

* tag 'sound-fix-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (24 commits)
  ALSA: usb-audio: extend KEF X300A FU 10 tweak to Arcam rPAC
  ALSA: hda/realtek - New codec support for ALC298
  ALSA: asihpi: update to HPI version 4.14
  ALSA: asihpi: increase tuner pad cache size
  ALSA: asihpi: relax firmware version check
  ALSA: usb-audio: Fix Scarlett 6i6 initialization typo
  ALSA: hda - Add quirk for Packard Bell EasyNote MX65
  ALSA: usb-audio: add native DSD support for Matrix Audio DACs
  ALSA: hda/realtek - New codec support for ALC256
  ALSA: hda/realtek - Add new Dell desktop for ALC3234 headset mode
  ASoC: Intel: fix possible acpi enumeration panic
  ALSA: hda/hdmi - apply Haswell fix-ups to Skylake display codec
  ASoC: Intel: fix return value check in sst_acpi_probe()
  ALSA: hda - Make add_stereo_mix_input flag tristate
  ALSA: hda - Create capture source ctls when stereo mix input is added
  ALSA: hda - Fix typos in snd_hda_get_int_hint() kerneldoc comments
  ALSA: hda - add codec ID for Skylake display audio codec
  ALSA: oxfw: some signedness bugs
  ALSA: oxfw: fix detect_loud_models() return value
  ASoC: rt5677: add REGMAP_I2C and REGMAP_IRQ dependency
  ...

9 years agoMerge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target...
Linus Torvalds [Sat, 20 Dec 2014 02:02:22 +0000 (18:02 -0800)]
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending

Pull SCSI target fixes from Nicholas Bellinger:
 "The highlights this merge window include:

   - Allow target fabric drivers to function as built-in.  (Roland)
   - Fix tcm_loop multi-TPG endpoint nexus bug.  (Hannes)
   - Move per device config_item_type into se_subsystem_api, allowing
     configfs attributes to be defined at module_init time.  (Jerome +
     nab)
   - Convert existing IBLOCK/FILEIO/RAMDISK/PSCSI/TCMU drivers to use
     external configfs attributes.  (nab)
   - A number of iser-target fixes related to active session + network
     portal shutdown stability during extended stress testing.  (Sagi +
     Slava)
   - Dynamic allocation of T10-PI contexts for iser-target, fixing a
     potentially bogus iscsi_np->tpg_np pointer reference in >= v3.14
     code.  (Sagi)
   - iser-target performance + scalability improvements.  (Sagi)
   - Fixes for SPC-4 Persistent Reservation AllRegistrants spec
     compliance.  (Ilias + James + nab)
   - Avoid potential short kern_sendmsg() in iscsi-target for now until
     Al's conversion to use msghdr iteration is merged post -rc1.
     (Viro)

  Also, Sagi has requested a number of iser-target patches (9) that
  address stability issues he's encountered during extended stress
  testing be considered for v3.10.y + v3.14.y code.  Given the amount of
  LOC involved, it will certainly require extra backporting effort.

  Apologies in advance to Greg-KH & Co on this.  Sagi and I will be
  working post-merge to ensure they each get applied correctly"

* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: (53 commits)
  target: Allow AllRegistrants to re-RESERVE existing reservation
  uapi/linux/target_core_user.h: fix headers_install.sh badness
  iscsi-target: Fail connection on short sendmsg writes
  iscsi-target: nullify session in failed login sequence
  target: Avoid dropping AllRegistrants reservation during unregister
  target: Fix R_HOLDER bit usage for AllRegistrants
  iscsi-target: Drop left-over bogus iscsi_np->tpg_np
  iser-target: Fix wc->wr_id cast warning
  iser-target: Remove code duplication
  iser-target: Adjust log levels and prettify some prints
  iser-target: Use debug_level parameter to control logging level
  iser-target: Fix logout sequence
  iser-target: Don't wait for session commands from completion context
  iser-target: Reduce CQ lock contention by batch polling
  iser-target: Introduce isert_poll_budget
  iser-target: Remove an atomic operation from the IO path
  iser-target: Remove redundant call to isert_conn_terminate
  iser-target: Use single CQ for TX and RX
  iser-target: Centralize completion elements to a context
  iser-target: Cast wr_id with uintptr_t instead of unsinged long
  ...

9 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rkuo/linux...
Linus Torvalds [Sat, 20 Dec 2014 01:57:51 +0000 (17:57 -0800)]
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rkuo/linux-hexagon-kernel

Pull arch/hexagon updates from Richard Kuo:
 "Build cleanup and a few misc fixes"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rkuo/linux-hexagon-kernel:
  Hexagon: fix signal delivery for debug traps
  Hexagon: set ARCH_DMA_MINALIGN
  Hexagon: fix alignment of init_task in RW_DATA_SECTION
  hexagon: Fix build failures in linux-next

9 years agoMerge tag 'cris-changes-for-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Sat, 20 Dec 2014 01:08:14 +0000 (17:08 -0800)]
Merge tag 'cris-changes-for-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/jesper/cris

Pull arch/chris updates from Jesper Nilsson:
 "Mostly cleanup and build fixes for CRISv32 allmodconfig

  God Jul och Gott Nytt år!"

* tag 'cris-changes-for-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/jesper/cris:
  CRISv32: Remove last remnants of ETRAX_SPI_MMC_BOARD
  CRISv32: ETRAXFS: Fix recursive spinlock
  CRISv32: Select MTDRAM for axisflashmap
  CRISv32: Implement early console
  CRIS: Use KALLSYMs if available in call stack dump
  CRISv32: Fix declaration mismatch
  CRISv32: Rewrite of synchronous serial port driver
  CRIS: Update init memory handling
  CRISv32: Better handling of watchdog bite
  CRIS: Export missing function symbols
  CRIS: Export ioremap_nocache
  CRIS: Fix headers_install
  CRISv32: Add missing include for mm.h
  CRISv32: Drop obsolete file for SPI driver

9 years agoMerge tag 'please-pull-misc-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Sat, 20 Dec 2014 01:07:27 +0000 (17:07 -0800)]
Merge tag 'please-pull-misc-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux

Pull ia64 __get_cpu_var removal from Tony Luck:
 "__get_cpu_var removed from rest of tree, drop reference from comments
  in arch/ia64"

* tag 'please-pull-misc-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux:
  [IA64] Update comment that references __get_cpu_var

9 years agoCRISv32: Remove last remnants of ETRAX_SPI_MMC_BOARD
Jesper Nilsson [Wed, 29 Oct 2014 09:15:35 +0000 (10:15 +0100)]
CRISv32: Remove last remnants of ETRAX_SPI_MMC_BOARD

There are no users of this symbol left.

Reported-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
9 years agoCRISv32: ETRAXFS: Fix recursive spinlock
Jesper Nilsson [Mon, 27 Oct 2014 08:11:31 +0000 (09:11 +0100)]
CRISv32: ETRAXFS: Fix recursive spinlock

Move pinmux alloc/dealloc code into functions that don't take
the spinlock so we can use from code that has the spinlock already.

CRISv32 has no working SMP, so spinlocks becomes a NOP,
so deadlock was never seen.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
9 years agoCRISv32: Select MTDRAM for axisflashmap
Jesper Nilsson [Mon, 27 Oct 2014 08:09:14 +0000 (09:09 +0100)]
CRISv32: Select MTDRAM for axisflashmap

Fixes compile error on allmodconfig.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
9 years agoCRISv32: Implement early console
Jesper Nilsson [Wed, 8 Oct 2014 13:52:49 +0000 (15:52 +0200)]
CRISv32: Implement early console

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
9 years agoCRIS: Use KALLSYMs if available in call stack dump
Jesper Nilsson [Wed, 8 Oct 2014 12:57:35 +0000 (14:57 +0200)]
CRIS: Use KALLSYMs if available in call stack dump

Also, print kernel version on oops.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
9 years agoCRISv32: Fix declaration mismatch
Jesper Nilsson [Tue, 7 Oct 2014 11:42:35 +0000 (13:42 +0200)]
CRISv32: Fix declaration mismatch

Drop i2c_init from this header, it was declared non-static here,
but static in the C-file.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
9 years agoCRISv32: Rewrite of synchronous serial port driver
Jesper Nilsson [Tue, 7 Oct 2014 11:40:08 +0000 (13:40 +0200)]
CRISv32: Rewrite of synchronous serial port driver

Make driver possible to load as a module and try to handle
locking better.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
9 years agoCRIS: Update init memory handling
Jesper Nilsson [Tue, 7 Oct 2014 11:03:17 +0000 (13:03 +0200)]
CRIS: Update init memory handling

- Add free_initrd_mem as found by Guenter Roeck <linux@roeck-us.net>
- Add free_init_pages
- Export empty_zero_page symbol

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
9 years agoCRISv32: Better handling of watchdog bite
Jesper Nilsson [Tue, 7 Oct 2014 10:59:24 +0000 (12:59 +0200)]
CRISv32: Better handling of watchdog bite

Don't enter watchdog handling if we're already in watchdog handling.

Also some minor formatting tweaks.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>