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2013-06-04dmaengine: ste_dma40: Use the BIT macro to replace ugly '(1 << x)'sLee Jones
The aim is to make the code that little more readable. Acked-by: Vinod Koul <vnod.koul@intel.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-06-04ARM: ux500: Remove empty function u8500_of_init_devices()Lee Jones
As promised, now all devices which resided in u8500_of_init_devices() have been enabled for Device Tree, we can completely remove it. Acked-by: Fabio Baltieri <fabio.baltieri@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-06-04ARM: ux500: Remove ux500-musb platform registation when booting with DTLee Jones
Now the ux500-musb driver has been enabled for Device Tree, there is no requirement to register it from platform code. Acked-by: Fabio Baltieri <fabio.baltieri@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-06-04usb: musb: ux500: add device tree probing supportLee Jones
This patch will allow ux500-musb to be probed and configured solely from configuration found in Device Tree. Cc: Rob Herring <rob.herring@calxeda.com> Cc: linux-usb@vger.kernel.org Cc: devicetree-discuss@lists.ozlabs.org Acked-by: Felipe Balbi <balbi@ti.com> Acked-by: Fabio Baltieri <fabio.baltieri@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-06-04usb: musb: ux500: attempt to find channels by name before using pdataLee Jones
If we can ever get to a state where we can solely search for DMA channels by name, this will almost completely alleviate the requirement to pass copious amounts of information though platform data. Here we take the first step towards this. The next step will be to enable Device Tree complete with name<->event_line mapping. Cc: linux-usb@vger.kernel.org Acked-by: Felipe Balbi <balbi@ti.com> Acked-by: Fabio Baltieri <fabio.baltieri@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-06-04usb: musb: ux500: harden checks for platform dataLee Jones
In its current state, the ux500-musb driver uses platform data pointers blindly with no prior checking. If no platform data pointer is passed this will Oops the kernel. In this patch we ensure platform data and board data are present prior to using them. Cc: linux-usb@vger.kernel.org Acked-by: Felipe Balbi <balbi@ti.com> Acked-by: Fabio Baltieri <fabio.baltieri@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-06-04usb: musb: ux500: take the dma_mask from coherent_dma_maskLee Jones
The dma_mask will always be the same as the coherent_dma_mask, so let's cut down on the platform_data burden and set it as such in the driver. This also saves us from supporting it separately when we come to enable this driver for Device Tree. Cc: linux-usb@vger.kernel.org Acked-by: Felipe Balbi <balbi@ti.com> Acked-by: Fabio Baltieri <fabio.baltieri@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-06-04usb: musb: ux500: move the MUSB HDRC configuration into the driverLee Jones
The MUSB HDRC configuration never changes between each of the ux500 supported platforms, so there's little point passing it though platform data. If we set it in the driver instead, we can make good use of it when booting with either ATAGs or Device Tree. Cc: linux-usb@vger.kernel.org Acked-by: Felipe Balbi <balbi@ti.com> Acked-by: Fabio Baltieri <fabio.baltieri@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-06-04usb: musb: ux500: move channel number knowledge into the driverLee Jones
For all ux500 based platforms the maximum number of end-points are used. Move this knowledge into the driver so we can relinquish the burden from platform data. This also removes quite a bit of complexity from the driver and will aid us when we come to enable the driver for Device Tree. Cc: linux-usb@vger.kernel.org Acked-by: Felipe Balbi <balbi@ti.com> Acked-by: Fabio Baltieri <fabio.baltieri@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Register Cryp and Hash platform drivers on SnowballLee Jones
These drivers are now operational and even use the latest common clk and DMA APIs. There's no reason why we shouldn't start them up now. Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23crypto: ux500/[cryp|hash] - Show successful start-up in the bootlogLee Jones
The Cryp driver is currently silent and the Hash driver prints the name of its probe function unnecessarily. Let's just put a nice descriptive one-liner there instead. Cc: David S. Miller <davem@davemloft.net> Cc: Andreas Westin <andreas.westin@stericsson.com> Cc: linux-crypto@vger.kernel.org Acked-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Stop passing Cryp DMA channel config information though pdataLee Jones
DMA channel configuration information should be setup in the driver. The Ux500 Cryp driver now does this, so there's no need to send it though here too. Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23crypto: ux500/cryp - Set DMA configuration though dma_slave_config()Lee Jones
The DMA controller currently takes configuration information from information passed though dma_channel_request(), but it shouldn't. Using the API, the DMA channel should only be configured during a dma_slave_config() call. Cc: David S. Miller <davem@davemloft.net> Cc: Andreas Westin <andreas.westin@stericsson.com> Cc: linux-crypto@vger.kernel.org Acked-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23crypto: ux500/cryp - Prepare clock before enabling itLee Jones
If we fail to prepare the ux500-cryp clock before enabling it the platform will fail to boot. Here we insure this happens. Cc: David S. Miller <davem@davemloft.net> Cc: Andreas Westin <andreas.westin@stericsson.com> Cc: linux-crypto@vger.kernel.org Acked-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: Ulf Hansson <ulf.hansson@linaro.org> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Stop passing Hash DMA channel config information though pdataLee Jones
DMA channel configuration information should be setup in the driver. The Ux500 Hash driver now does this, so there's no need to send it though here too. Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23crypto: ux500/hash - Set DMA configuration though dma_slave_config()Lee Jones
The DMA controller currently takes configuration information from information passed though dma_channel_request(), but it shouldn't. Using the API, the DMA channel should only be configured during a dma_slave_config() call. Cc: David S. Miller <davem@davemloft.net> Cc: Andreas Westin <andreas.westin@stericsson.com> Cc: linux-crypto@vger.kernel.org Acked-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23crypto: ux500/hash - Prepare clock before enabling itLee Jones
If we fail to prepare the ux500-hash clock before enabling it the platform will fail to boot. Here we insure this happens. Cc: David S. Miller <davem@davemloft.net> Cc: Andreas Westin <andreas.westin@stericsson.com> Cc: linux-crypto@vger.kernel.org Acked-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Remove unnecessary attributes from DMA channel request pdataLee Jones
DMA data width and packet size information is only required at channel configuration time. Any information passed from platform data is passed directly to the DMA40 driver to use during channel allocation, but these pieces of information are subsequently ignored by the driver, so we may as well remove them. Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Correct copy/paste errorLee Jones
'struct stedma40_half_channel_info's header comment says that it's called 'struct stedma40_chan_cfg'. Let's straighten that out. Signed-off-by: Lee Jones <lee.jones@linaro.org> Acked-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Remove DMA address look-up tableLee Jones
DMA addresses are now passed as part of the dmaengine API by invoking dmaengine_slave_config(). So there's no requirement for the DMA40 driver to look them up in a table provided by platform data. This method does not fit in well using Device Tree either. Acked-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Remove redundant address fetching functionLee Jones
Addresses are now stored in local data structures and are easy to obtain, thus a specialist function used to fetch them is now surplus to requirement. Signed-off-by: Lee Jones <lee.jones@linaro.org> Acked-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Only use addresses passed as configuration informationLee Jones
Addresses are passed in from the client's driver via the invocation of dmaengine_slave_config(), so there's no need to fetch them from platform data too, hardwired or otherwise. This is a great step forward, as it elevates a large burden from platform data in the way of a look-up table. Signed-off-by: Lee Jones <lee.jones@linaro.org> Acked-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Stop passing UART's platform data for Device Tree bootsLee Jones
It was required to pass DMA channel configuration information to the UART driver before the new DMA API was in place. Now that it is, and is fully compatible with Device Tree we can stop doing that. Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Don't configure runtime configurable setup during allocateLee Jones
Using the dmaengine API for slave transfers, allocating and configuring a channel are two separate actions. Here we're removing logical channel configuration from the channel allocation routine for slave transfers, as the same config is already done in the runtime config function, and put the corresponding call into d40_config_memcpy() for the memcpy code path. Cc: Dan Williams <djbw@fb.com> Cc: Per Forlin <per.forlin@stericsson.com> Cc: Rabin Vincent <rabin@rab.in> Acked-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org> [Edited the commit message] Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Remove unnecessary call to d40_phy_cfg()Lee Jones
The majority of configuration done in d40_phy_config() pertains to physical channels. Move the call over to runtime config which has different code paths for physical and logical channels already, and make it an exclusive physical channel config function as the name implies, and drop the is_log argument. Since we moved the call to runtime_config() it only gets called for device transfers, so encode the small snippet of configuration pertaining to memcpy channels into the d40_config_memcpy() function. Acked-by: Vinod Koul <vinod.koul@intel.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> [rewrote the commit message] Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Separate Logical Global Interrupt Mask (GIM) unmaskingLee Jones
During the initial setup of a logical channel, it is necessary to unmask the GIM in order to receive generated terminal count and error interrupts. We're separating out this required code so it will be possible to move the remaining code in d40_phy_cfg(), which is mostly runtime configuration into the runtime_config() routine. Cc: Dan Williams <djbw@fb.com> Cc: Per Forlin <per.forlin@stericsson.com> Cc: Rabin Vincent <rabin@rab.in> Acked-by: Vinod Koul <vinod.koul@intel.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Pass remnant platform data though to DMA40 driverLee Jones
Ironically, in order to remove lots of the auxdata assignments, we have to add just one more. A lot of them require DMA information to be passed into clients for DMA channel allocation, but we now have this capability in Device Tree. However, the DMA40 driver still relies on a reverse table look-up to obtain DMA addresses. Until all of the clients are converted, over to the new API, we're stuck with this. Also, now the DMA40 has been DT:ed, there's no requirement to register it using traditional methods, so let's remove it. Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Supply full Device Tree parsing supportLee Jones
Using the new DMA DT bindings and API, we can register the DMA40 driver as Device Tree capable. Now, when a client attempts to allocate a channel using the DMA DT bindings via its own node, we are able to parse the request and allocate a channel in the correct manner. Cc: Dan Williams <djbw@fb.com> Cc: Per Forlin <per.forlin@stericsson.com> Cc: Rabin Vincent <rabin@rab.in> Cc: Rob Herring <rob.herring@calxeda.com> Cc: devicetree-discuss@lists.ozlabs.org Acked-by: Vinod Koul <vinod.koul@intel.com> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Allow driver to be probe()able when DT is enabledLee Jones
When booting using Device Tree, devices aren't registered in the normal way. Instead, they need to be provided with a compatible string which is held in an OF Match Table for comparison during start-up. Here we provide the compatible string and prepare the driver to not receive a platform data pointer. Acked-by: Vinod Koul <vnod.koul@intel.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> [Fixed up whitespace error] Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Allocate plat_data on declarationLee Jones
It's the way that most other drivers do it. Very trivial clean-up which reduces line count and simplifies code. Acked-by: Vinod Koul <vnod.koul@intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Also report the number of logical channelsLee Jones
Now we know the total of physical and logical channels, we may as well report them within the information log. Before: dma40 dma40.0: hardware revision: 3 @ 0x801c0000 with 8 physical channels After: <as above ...> and 256 logical channels Cc: Dan Williams <djbw@fb.com> Cc: Per Forlin <per.forlin@stericsson.com> Cc: Rabin Vincent <rabin@rab.in> Acked-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Move rev error-check up to revision acquisitionLee Jones
At the moment we fetch the hardware revision, then do some stuff, then check whether the revision is correct and return in error if it's not. Well we may as well check it as soon as we know what it is, so let's move the check right up underneath where we acquire the version. Acked-by: Vinod Koul <vnod.koul@intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Remove 'always true' checkingLee Jones
Before allocating memory for logical channels, the current driver checks to see if there are any. Well as the dma40_memcpy_channels[] array is always populated, the check is always true. Best to remove the check. Cc: Dan Williams <djbw@fb.com> Cc: Per Forlin <per.forlin@stericsson.com> Cc: Rabin Vincent <rabin@rab.in> Acked-by: Vinod Koul <vinod.koul@intel.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Calculate number of logical channels from physical onesLee Jones
This change will cost ~25KB of memory, but it's worth the trade-off, as it removes a great deal of overhead. It means that instead of only allocating memory for the logical channels in use, it does so for all available ones, which is 32 per physical channel. However, this now means we can remove some platform data and we don't have to worry about adding vendor specific variables to Device Tree. Acked-by: Vinod Koul <vnod.koul@intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Remove superfluous 'psize' attribute from Audio platform dataLee Jones
'psize' is used to calculate the maximum DMA burst size. However it is only taken into consideration when editing the DMA channel's configuration. The Audio DMA platform data is only used to allocate a channel, not configure it. That will be done at a later date within the MSP driver. We're also removing comments which are no longer required, as 'data_width' is no longer set in any device's platform data period. Tested-by: Fabio Baltieri <fabio.baltieri@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Remove unused 'data_width' attributes from UART DMA configsLee Jones
DMA configuration data is now allocated in the UART driver, so these are just ignored. Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Remove unused 'data_width' attributes from SSP DMA configsLee Jones
DMA configuration data is now allocated in the SSP driver, so these are just ignored. Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Remove unused 'data_width' attributes from SDI DMA configsLee Jones
DMA configuration data is now allocated in the MMCI driver, so these are just ignored. Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Remove home-brew MAX() macroLee Jones
The current implementation of the DMA40's local MAX() macro evaluates its arguments more times than is necessary and it not type checked. This patch strips replaces it with a new, more efficient constant. Cc: Dan Williams <djbw@fb.com> Cc: Per Forlin <per.forlin@stericsson.com> Cc: Rabin Vincent <rabin@rab.in> Acked-by: Vinod Koul <vinod.koul@intel.com> Reported-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23ARM: ux500: Strip out duplicate USB DMA configurationLee Jones
For the moment at least, the TX and RX channels for DB8500 USB are identical, so this patch generalises them into a single structure and passes it twice. Once as the TX and again for the RX configuration. We're keeping the infrastructure the same i.e. passing the TX and RX separately in case they start to differ on latter incarnations of the platform. Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Amalgamate DMA source and destination channel numbersLee Jones
Devices which utilise DMA use the same device numbers for transmitting and receiving. In this patch we encode the source and destination information into one single attribute. We can subsequently exploit the direction attribute to see which of the transfer directions are being described. This also lessens the burden on platform data. Cc: Dan Williams <djbw@fb.com> Cc: Per Forlin <per.forlin@stericsson.com> Cc: Rabin Vincent <rabin@rab.in> Acked-by: Vinod Koul <vinod.koul@intel.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Rectify incorrect configuration validation checkingLee Jones
If we compare an event's group (dev_type / 16) with STEDMA40_DEV_DST_MEMORY (-1), the only way we'd obtain a positive result is if we passed -16 as a device type, which is unfeasible. Instead, it would be much more sane to compare STEDMA40_DEV_DST_MEMORY against the raw dev_type in order to expect the expected result. Acked-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Move default memcpy configs into the driverLee Jones
There are only two default memcpy configurations used for the DMA40 driver; one for physical memcpy and one for logical memcpy. Instead of invariably passing the same configurations though platform data, we're moving them into the driver instead. Acked-by: Vinod Koul <vnod.koul@intel.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Fix up static memcpy event linesLinus Walleij
The commit "dmaengine: ste_dma40: Assign memcpy channels in the driver" had two problems: - It assigned magic numbers to the memcpy event lines instead of giving them symbolic names. - It seems to have missed one of the memcpy event lines, number 51. This patch fixes it up. Acked-by: Lee Jones <lee.jones@linaro.org> Acked-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-23dmaengine: ste_dma40: Assign memcpy channels in the driverLee Jones
The channels reserved for memcpy are the same for all currently supported platforms. With this in mind, we can ease the platform data passing requirement by moving these assignments out from platform code and place them directly into the driver. Acked-by: Vinod Koul <vnod.koul@intel.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-11Linux 3.10-rc1Linus Torvalds
2013-05-11Merge tag 'trace-fixes-v3.10' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace Pull tracing/kprobes update from Steven Rostedt: "The majority of these changes are from Masami Hiramatsu bringing kprobes up to par with the latest changes to ftrace (multi buffering and the new function probes). He also discovered and fixed some bugs in doing so. When pulling in his patches, I also found a few minor bugs as well and fixed them. This also includes a compile fix for some archs that select the ring buffer but not tracing. I based this off of the last patch you took from me that fixed the merge conflict error, as that was the commit that had all the changes I needed for this set of changes." * tag 'trace-fixes-v3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: tracing/kprobes: Support soft-mode disabling tracing/kprobes: Support ftrace_event_file base multibuffer tracing/kprobes: Pass trace_probe directly from dispatcher tracing/kprobes: Increment probe hit-count even if it is used by perf tracing/kprobes: Use bool for retprobe checker ftrace: Fix function probe when more than one probe is added ftrace: Fix the output of enabled_functions debug file ftrace: Fix locking in register_ftrace_function_probe() tracing: Add helper function trace_create_new_event() to remove duplicate code tracing: Modify soft-mode only if there's no other referrer tracing: Indicate enabled soft-mode in enable file tracing/kprobes: Fix to increment return event probe hit-count ftrace: Cleanup regex_lock and ftrace_lock around hash updating ftrace, kprobes: Fix a deadlock on ftrace_regex_lock ftrace: Have ftrace_regex_write() return either read or error tracing: Return error if register_ftrace_function_probe() fails for event_enable_func() tracing: Don't succeed if event_enable_func did not register anything ring-buffer: Select IRQ_WORK
2013-05-11Merge tag 'stable/for-linus-3.10-rc0-tag-two' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen Pull Xen bug-fixes from Konrad Rzeszutek Wilk: - More fixes in the vCPU PVHVM hotplug path. - Add more documentation. - Fix various ARM related issues in the Xen generic drivers. - Updates in the xen-pciback driver per Bjorn's updates. - Mask the x2APIC feature for PV guests. * tag 'stable/for-linus-3.10-rc0-tag-two' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen: xen/pci: Used cached MSI-X capability offset xen/pci: Use PCI_MSIX_TABLE_BIR, not PCI_MSIX_FLAGS_BIRMASK xen: clear IRQ_NOAUTOEN and IRQ_NOREQUEST xen: mask x2APIC feature in PV xen: SWIOTLB is only used on x86 xen/spinlock: Fix check from greater than to be also be greater or equal to. xen/smp/pvhvm: Don't point per_cpu(xen_vpcu, 33 and larger) to shared_info xen/vcpu: Document the xen_vcpu_info and xen_vcpu xen/vcpu/pvhvm: Fix vcpu hotplugging hanging.
2013-05-11Merge tag 'scsi-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull second SCSI update from James "Jaj B" Bottomley: "This is the final round of SCSI patches for the merge window. It consists mostly of driver updates (bnx2fc, ibmfc, fnic, lpfc, be2iscsi, pm80xx, qla4x and ipr). There's also the power management updates that complete the patches in Jens' tree, an iscsi refcounting problem fix from the last pull, some dif handling in scsi_debug fixes, a few nice code cleanups and an error handling busy bug fix." * tag 'scsi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (92 commits) [SCSI] qla2xxx: Update firmware link in Kconfig file. [SCSI] iscsi class, qla4xxx: fix sess/conn refcounting when find fns are used [SCSI] sas: unify the pointlessly separated enums sas_dev_type and sas_device_type [SCSI] pm80xx: thermal, sas controller config and error handling update [SCSI] pm80xx: NCQ error handling changes [SCSI] pm80xx: WWN Modification for PM8081/88/89 controllers [SCSI] pm80xx: Changed module name and debug messages update [SCSI] pm80xx: Firmware flash memory free fix, with addition of new memory region for it [SCSI] pm80xx: SPC new firmware changes for device id 0x8081 alone [SCSI] pm80xx: Added SPCv/ve specific hardware functionalities and relevant changes in common files [SCSI] pm80xx: MSI-X implementation for using 64 interrupts [SCSI] pm80xx: Updated common functions common for SPC and SPCv/ve [SCSI] pm80xx: Multiple inbound/outbound queue configuration [SCSI] pm80xx: Added SPCv/ve specific ids, variables and modify for SPC [SCSI] lpfc: fix up Kconfig dependencies [SCSI] Handle MLQUEUE busy response in scsi_send_eh_cmnd [SCSI] sd: change to auto suspend mode [SCSI] sd: use REQ_PM in sd's runtime suspend operation [SCSI] qla4xxx: Fix iocb_cnt calculation in qla4xxx_send_mbox_iocb() [SCSI] ufs: Correct the expected data transfersize ...
2013-05-11Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux Pull idle update from Len Brown: "Add support for new Haswell-ULT CPU idle power states" * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux: intel_idle: initial C8, C9, C10 support tools/power turbostat: display C8, C9, C10 residency