Re: [PATCH] Documentation: memory-barriers: Fix typo in the first example

2014-11-26 Thread Srikanth Thokala
Hi, Kindly review the patch. Thanks Srikanth On Tue, Nov 18, 2014 at 10:09 AM, Srikanth Thokala wrote: > In the first example, the loads into 'x' and 'y' on CPU 2 doesn't > match the sequence of events described below it. To match the > sequence of events, the values of 'A' and '

Re: [PATCH] Documentation: memory-barriers: Fix typo in the first example

2014-11-26 Thread Srikanth Thokala
Hi, Kindly review the patch. Thanks Srikanth On Tue, Nov 18, 2014 at 10:09 AM, Srikanth Thokala sriku.li...@gmail.com wrote: In the first example, the loads into 'x' and 'y' on CPU 2 doesn't match the sequence of events described below it. To match the sequence of events, the values

[PATCH] Documentation: memory-barriers: Fix typo in the first example

2014-11-17 Thread Srikanth Thokala
In the first example, the loads into 'x' and 'y' on CPU 2 doesn't match the sequence of events described below it. To match the sequence of events, the values of 'A' and 'B' should be loaded into 'x' and 'y' respectively. Signed-off-by: Srikanth Thokala --- Documentation/memory-barriers.txt

[PATCH] Documentation: memory-barriers: Fix typo in the first example

2014-11-17 Thread Srikanth Thokala
In the first example, the loads into 'x' and 'y' on CPU 2 doesn't match the sequence of events described below it. To match the sequence of events, the values of 'A' and 'B' should be loaded into 'x' and 'y' respectively. Signed-off-by: Srikanth Thokala sriku.li...@gmail.com --- Documentation

Re: [PATCH V2 2/2] PCI: generic: Add msi_parent DT binding

2014-11-11 Thread Srikanth Thokala
Hi, On Wed, Nov 12, 2014 at 12:26 PM, Srikanth Thokala wrote: > Hi, > > On Wed, Nov 12, 2014 at 12:47 AM, wrote: >> From: Suravee Suthikulpanit >> >> This patch introduces a new DT binding, msi-parent, which can >> be used to specify MSI-parent phandle for

Re: [PATCH V2 2/2] PCI: generic: Add msi_parent DT binding

2014-11-11 Thread Srikanth Thokala
Hi, On Wed, Nov 12, 2014 at 12:47 AM, wrote: > From: Suravee Suthikulpanit > > This patch introduces a new DT binding, msi-parent, which can > be used to specify MSI-parent phandle for a particular PCI > generic host controller. > > Also, it implements and registers set_msi_parent callback. >

Re: [PATCH V2 2/2] PCI: generic: Add msi_parent DT binding

2014-11-11 Thread Srikanth Thokala
Hi, On Wed, Nov 12, 2014 at 12:47 AM, suravee.suthikulpa...@amd.com wrote: From: Suravee Suthikulpanit suravee.suthikulpa...@amd.com This patch introduces a new DT binding, msi-parent, which can be used to specify MSI-parent phandle for a particular PCI generic host controller. Also, it

Re: [PATCH V2 2/2] PCI: generic: Add msi_parent DT binding

2014-11-11 Thread Srikanth Thokala
Hi, On Wed, Nov 12, 2014 at 12:26 PM, Srikanth Thokala sriku.li...@gmail.com wrote: Hi, On Wed, Nov 12, 2014 at 12:47 AM, suravee.suthikulpa...@amd.com wrote: From: Suravee Suthikulpanit suravee.suthikulpa...@amd.com This patch introduces a new DT binding, msi-parent, which can be used

Re: [PATCH v2] PCI: remove an unnecessary if condition before a return statement

2014-11-07 Thread Srikanth Thokala
Hi Quentin, On Fri, Nov 7, 2014 at 1:36 PM, Quentin Lambert wrote: > Simplify a trivial if-return sequence. Possibly combine with a > preceding function call. > Generated by: scripts/coccinelle/misc/simple_return.cocci > > Signed-off-by: Quentin Lambert > --- > > Changes in v2: > - remove a

Re: [PATCH v2] PCI: remove an unnecessary if condition before a return statement

2014-11-07 Thread Srikanth Thokala
Hi Quentin, On Fri, Nov 7, 2014 at 1:36 PM, Quentin Lambert lambert.quen...@gmail.com wrote: Simplify a trivial if-return sequence. Possibly combine with a preceding function call. Generated by: scripts/coccinelle/misc/simple_return.cocci Signed-off-by: Quentin Lambert

Re: [PATCH v4] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-10-15 Thread Srikanth Thokala
Hi Mark, Thanks for reviewing patch. I should have made a note that the binding patch is applied. I will make a note of this and add to next versions. Thanks Srikanth On Wed, Oct 15, 2014 at 6:15 PM, Mark Rutland wrote: > Hi, > > On Wed, Oct 15, 2014 at 01:00:36PM +0100, Srikant

[PATCH v4] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-10-15 Thread Srikanth Thokala
-by: Srikanth Thokala --- Changes in v4: - Add direction field to VDMA descriptor structure and removed from channel structure to avoid duplication. - Check for DMA idle condition before changing the configuration. - Residue is being calculated in complete_descriptor() and is reported to slave driver

[PATCH v4] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-10-15 Thread Srikanth Thokala
-by: Srikanth Thokala stho...@xilinx.com --- Changes in v4: - Add direction field to VDMA descriptor structure and removed from channel structure to avoid duplication. - Check for DMA idle condition before changing the configuration. - Residue is being calculated in complete_descriptor() and is reported

Re: [PATCH v4] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-10-15 Thread Srikanth Thokala
, Srikanth Thokala wrote: This is the driver for the AXI Direct Memory Access (AXI DMA) core, which is a soft Xilinx IP core that provides high- bandwidth direct memory access between memory and AXI4-Stream type target peripherals. This module works on Zynq (ARM Based SoC) and Microblaze platforms

Re: [PATCH v3 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-09-10 Thread Srikanth Thokala
Hi Vinod, On Tue, Sep 9, 2014 at 9:27 PM, Vinod Koul wrote: > On Tue, Sep 09, 2014 at 12:52:16AM +0530, Srikanth Thokala wrote: >> Hi Vinod, >> >> On Thu, Sep 4, 2014 at 12:06 PM, Vinod Koul wrote: >> > On Wed, Sep 03, 2014 at 12:17:43PM +0530, Srikanth

Re: [PATCH v3 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-09-10 Thread Srikanth Thokala
Hi Vinod, On Tue, Sep 9, 2014 at 9:27 PM, Vinod Koul vinod.k...@intel.com wrote: On Tue, Sep 09, 2014 at 12:52:16AM +0530, Srikanth Thokala wrote: Hi Vinod, On Thu, Sep 4, 2014 at 12:06 PM, Vinod Koul vinod.k...@intel.com wrote: On Wed, Sep 03, 2014 at 12:17:43PM +0530, Srikanth Thokala

Re: [PATCH v3 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-09-08 Thread Srikanth Thokala
Hi Vinod, On Thu, Sep 4, 2014 at 12:06 PM, Vinod Koul wrote: > On Wed, Sep 03, 2014 at 12:17:43PM +0530, Srikanth Thokala wrote: >> Hi Vinod, >> >> Apologies for the delay. >> >> On Tue, Aug 19, 2014 at 10:33 PM, Vinod Koul wrote: >> > On Mon, Jul 28,

Re: [PATCH v3 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-09-08 Thread Srikanth Thokala
Hi Vinod, On Thu, Sep 4, 2014 at 12:06 PM, Vinod Koul vinod.k...@intel.com wrote: On Wed, Sep 03, 2014 at 12:17:43PM +0530, Srikanth Thokala wrote: Hi Vinod, Apologies for the delay. On Tue, Aug 19, 2014 at 10:33 PM, Vinod Koul vinod.k...@intel.com wrote: On Mon, Jul 28, 2014 at 05:47

Re: [PATCH v7] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-09-04 Thread Srikanth Thokala
On Wed, Sep 3, 2014 at 11:35 PM, Bjorn Helgaas wrote: > On Wed, Aug 20, 2014 at 09:56:02PM +0530, Srikanth Thokala wrote: >> This is the driver for Xilinx AXI PCIe Host Bridge Soft IP >> >> Signed-off-by: Srikanth Thokala >> Acked-by: Arnd Bergmann > > App

Re: [PATCH v7] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-09-04 Thread Srikanth Thokala
On Wed, Sep 3, 2014 at 11:35 PM, Bjorn Helgaas bhelg...@google.com wrote: On Wed, Aug 20, 2014 at 09:56:02PM +0530, Srikanth Thokala wrote: This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala stho...@xilinx.com Acked-by: Arnd Bergmann a...@arndb.de

Re: [PATCH v7] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-09-03 Thread Srikanth Thokala
Hi Bjorn, I fixed the mentioned issues with build-bot in v7. Could you please take this patch? Thanks Srikanth On Wed, Aug 20, 2014 at 9:56 PM, Srikanth Thokala wrote: > This is the driver for Xilinx AXI PCIe Host Bridge Soft IP > > Signed-off-by: Srikanth Thokala > Acked-by: A

Re: [PATCH v3 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-09-03 Thread Srikanth Thokala
Hi Vinod, Apologies for the delay. On Tue, Aug 19, 2014 at 10:33 PM, Vinod Koul wrote: > On Mon, Jul 28, 2014 at 05:47:49PM +0530, Srikanth Thokala wrote: >> +struct xilinx_dma_chan { >> + struct xilinx_dma_device *xdev; >> + u32 ctrl_offset; >> + spinl

Re: [PATCH v3 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-09-03 Thread Srikanth Thokala
Hi Vinod, Apologies for the delay. On Tue, Aug 19, 2014 at 10:33 PM, Vinod Koul vinod.k...@intel.com wrote: On Mon, Jul 28, 2014 at 05:47:49PM +0530, Srikanth Thokala wrote: +struct xilinx_dma_chan { + struct xilinx_dma_device *xdev; + u32 ctrl_offset; + spinlock_t lock

Re: [PATCH v7] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-09-03 Thread Srikanth Thokala
Hi Bjorn, I fixed the mentioned issues with build-bot in v7. Could you please take this patch? Thanks Srikanth On Wed, Aug 20, 2014 at 9:56 PM, Srikanth Thokala stho...@xilinx.com wrote: This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala stho

[PATCH v7] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-08-20 Thread Srikanth Thokala
This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala Acked-by: Arnd Bergmann --- Changes in v7: - Removed errors reported from build-bot. The errors are mainly due to same CONFIG_PCI_XILINX flag being used for Zynq and Microblaze platforms. So

Re: [PATCH v5] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-08-20 Thread Srikanth Thokala
Hi Bjorn, On Tue, Aug 19, 2014 at 12:19 AM, Bjorn Helgaas wrote: > On Mon, Aug 18, 2014 at 02:47:23PM +0530, Srikanth Thokala wrote: >> Hi Michal, >> >> On Tue, Aug 12, 2014 at 3:07 PM, Michal Simek wrote: >> > Hi Bjorn, >> > >> > On 07/30/2014

Re: [PATCH v5] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-08-20 Thread Srikanth Thokala
Hi Bjorn, On Tue, Aug 19, 2014 at 12:19 AM, Bjorn Helgaas bhelg...@google.com wrote: On Mon, Aug 18, 2014 at 02:47:23PM +0530, Srikanth Thokala wrote: Hi Michal, On Tue, Aug 12, 2014 at 3:07 PM, Michal Simek mon...@monstr.eu wrote: Hi Bjorn, On 07/30/2014 01:24 PM, Srikanth Thokala

[PATCH v7] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-08-20 Thread Srikanth Thokala
This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala stho...@xilinx.com Acked-by: Arnd Bergmann a...@arndb.de --- Changes in v7: - Removed errors reported from build-bot. The errors are mainly due to same CONFIG_PCI_XILINX flag being used for Zynq

Re: [PATCH v2 1/2] dma: Add Xilinx Central DMA DT Binding Documentation

2014-08-18 Thread Srikanth Thokala
Hi Varka Bhadram, On Tue, Aug 5, 2014 at 5:29 PM, Varka Bhadram wrote: > On 08/05/2014 05:09 PM, Srikanth Thokala wrote: >> >> Device-tree binding documentation of Xilinx Central DMA Engine >> >> Signed-off-by: Srikanth Thokala >> --- >> Changes in v2

Re: [PATCH v5] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-08-18 Thread Srikanth Thokala
Hi Michal, On Tue, Aug 12, 2014 at 3:07 PM, Michal Simek wrote: > Hi Bjorn, > > On 07/30/2014 01:24 PM, Srikanth Thokala wrote: >> Hi Arnd, >> >> On Mon, Jul 28, 2014 at 6:32 PM, Arnd Bergmann wrote: >>> On Monday 28 July 2014 18:04:34 Srikanth Thokala wrot

Re: [PATCH v5] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-08-18 Thread Srikanth Thokala
Hi Michal, On Tue, Aug 12, 2014 at 3:07 PM, Michal Simek mon...@monstr.eu wrote: Hi Bjorn, On 07/30/2014 01:24 PM, Srikanth Thokala wrote: Hi Arnd, On Mon, Jul 28, 2014 at 6:32 PM, Arnd Bergmann a...@arndb.de wrote: On Monday 28 July 2014 18:04:34 Srikanth Thokala wrote: Hi Arnd and Rob

Re: [PATCH v2 1/2] dma: Add Xilinx Central DMA DT Binding Documentation

2014-08-18 Thread Srikanth Thokala
Hi Varka Bhadram, On Tue, Aug 5, 2014 at 5:29 PM, Varka Bhadram varkabhad...@gmail.com wrote: On 08/05/2014 05:09 PM, Srikanth Thokala wrote: Device-tree binding documentation of Xilinx Central DMA Engine Signed-off-by: Srikanth Thokala stho...@xilinx.com --- Changes in v2: - Change

[PATCH v2 2/2] dma: Add Xilinx AXI Central Direct Memory Access Engine driver support

2014-08-05 Thread Srikanth Thokala
) and Microblaze platforms. Signed-off-by: Srikanth Thokala --- Changes in v2: - Rebased on 3.16-rc7. --- drivers/dma/Kconfig | 12 + drivers/dma/xilinx/Makefile |1 + drivers/dma/xilinx/xilinx_cdma.c | 998 ++ include/linux/amba/xilinx_dma.h

[PATCH v2 1/2] dma: Add Xilinx Central DMA DT Binding Documentation

2014-08-05 Thread Srikanth Thokala
Device-tree binding documentation of Xilinx Central DMA Engine Signed-off-by: Srikanth Thokala --- Changes in v2: - Change property 'xlnx,data-width' to 'xlnx,datawidth' in the description to match the implementation. --- .../devicetree/bindings/dma/xilinx/xilinx_cdma.txt | 54

[PATCH v6] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-08-05 Thread Srikanth Thokala
This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala Acked-by: Arnd Bergmann --- NOTE: The AXI PCIe IP doesn't support I/O space, so this driver has no support for I/O space. Changes in v6: - Added Ack from Arnd. Thanks Arnd. - Rebased on 3.16-rc7

[PATCH v6] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-08-05 Thread Srikanth Thokala
This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala stho...@xilinx.com Acked-by: Arnd Bergmann a...@arndb.de --- NOTE: The AXI PCIe IP doesn't support I/O space, so this driver has no support for I/O space. Changes in v6: - Added Ack from Arnd. Thanks Arnd

[PATCH v2 1/2] dma: Add Xilinx Central DMA DT Binding Documentation

2014-08-05 Thread Srikanth Thokala
Device-tree binding documentation of Xilinx Central DMA Engine Signed-off-by: Srikanth Thokala stho...@xilinx.com --- Changes in v2: - Change property 'xlnx,data-width' to 'xlnx,datawidth' in the description to match the implementation. --- .../devicetree/bindings/dma/xilinx/xilinx_cdma.txt

[PATCH v2 2/2] dma: Add Xilinx AXI Central Direct Memory Access Engine driver support

2014-08-05 Thread Srikanth Thokala
) and Microblaze platforms. Signed-off-by: Srikanth Thokala stho...@xilinx.com --- Changes in v2: - Rebased on 3.16-rc7. --- drivers/dma/Kconfig | 12 + drivers/dma/xilinx/Makefile |1 + drivers/dma/xilinx/xilinx_cdma.c | 998 ++ include/linux/amba

Re: [PATCH v3 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-07-31 Thread Srikanth Thokala
Hi, Kindly review this patch and please provide your inputs. Thanks Srikanth On Mon, Jul 28, 2014 at 5:47 PM, Srikanth Thokala wrote: > This is the driver for the AXI Direct Memory Access (AXI DMA) > core, which is a soft Xilinx IP core that provides high- > bandwidth direct memo

Re: [PATCH v3 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-07-31 Thread Srikanth Thokala
Hi, Kindly review this patch and please provide your inputs. Thanks Srikanth On Mon, Jul 28, 2014 at 5:47 PM, Srikanth Thokala stho...@xilinx.com wrote: This is the driver for the AXI Direct Memory Access (AXI DMA) core, which is a soft Xilinx IP core that provides high- bandwidth direct

Re: [PATCH v5] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-07-30 Thread Srikanth Thokala
Hi Arnd, On Mon, Jul 28, 2014 at 6:32 PM, Arnd Bergmann wrote: > On Monday 28 July 2014 18:04:34 Srikanth Thokala wrote: >> Hi Arnd and Rob, >> >> I discussed with Bjorn and we believe this patch is in good shape to >> apply. And Bjorn requires ACKs to apply this pa

Re: [PATCH v5] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-07-30 Thread Srikanth Thokala
Hi Arnd, On Mon, Jul 28, 2014 at 6:32 PM, Arnd Bergmann a...@arndb.de wrote: On Monday 28 July 2014 18:04:34 Srikanth Thokala wrote: Hi Arnd and Rob, I discussed with Bjorn and we believe this patch is in good shape to apply. And Bjorn requires ACKs to apply this patch. So, could you guys

Re: [PATCH v3 1/2] dma: Add Xilinx AXI DMA DT Binding Documentation

2014-07-28 Thread Srikanth Thokala
On Mon, Jul 28, 2014 at 5:58 PM, Arnd Bergmann wrote: > On Monday 28 July 2014 17:47:48 Srikanth Thokala wrote: >> Device-tree binding documentation of Xilinx DMA Engine >> >> Signed-off-by: Srikanth Thokala > > Looks ok to me, > > Acked-by: Arnd

Re: [PATCH v5] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-07-28 Thread Srikanth Thokala
Hi Arnd and Rob, I discussed with Bjorn and we believe this patch is in good shape to apply. And Bjorn requires ACKs to apply this patch. So, could you guys please review this patch and provided your ACKs to this patch. Thanks Srikanth On Wed, Jul 23, 2014 at 9:33 PM, Srikanth Thokala wrote

[PATCH v3 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-07-28 Thread Srikanth Thokala
-by: Srikanth Thokala --- Changes in v3: - Rebased on 3.16-rc7 Changes in v2: - Simplified the logic to set SOP and APP words in prep_slave_sg(). - Corrected function description comments to match the return type. - Fixed some minor comments as suggested by Andy, Thanks. --- drivers/dma/Kconfig

[PATCH v3 1/2] dma: Add Xilinx AXI DMA DT Binding Documentation

2014-07-28 Thread Srikanth Thokala
Device-tree binding documentation of Xilinx DMA Engine Signed-off-by: Srikanth Thokala --- Changes in v3: - Change property 'xlnx,data-width' to 'xlnx,datawidth' in the description to match the implementation. Changes in v2: None --- .../devicetree/bindings/dma/xilinx/xilinx_dma.txt | 65

[PATCH v3 1/2] dma: Add Xilinx AXI DMA DT Binding Documentation

2014-07-28 Thread Srikanth Thokala
Device-tree binding documentation of Xilinx DMA Engine Signed-off-by: Srikanth Thokala stho...@xilinx.com --- Changes in v3: - Change property 'xlnx,data-width' to 'xlnx,datawidth' in the description to match the implementation. Changes in v2: None --- .../devicetree/bindings/dma/xilinx

[PATCH v3 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-07-28 Thread Srikanth Thokala
-by: Srikanth Thokala stho...@xilinx.com --- Changes in v3: - Rebased on 3.16-rc7 Changes in v2: - Simplified the logic to set SOP and APP words in prep_slave_sg(). - Corrected function description comments to match the return type. - Fixed some minor comments as suggested by Andy, Thanks. --- drivers/dma

Re: [PATCH v5] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-07-28 Thread Srikanth Thokala
Hi Arnd and Rob, I discussed with Bjorn and we believe this patch is in good shape to apply. And Bjorn requires ACKs to apply this patch. So, could you guys please review this patch and provided your ACKs to this patch. Thanks Srikanth On Wed, Jul 23, 2014 at 9:33 PM, Srikanth Thokala stho

Re: [PATCH v3 1/2] dma: Add Xilinx AXI DMA DT Binding Documentation

2014-07-28 Thread Srikanth Thokala
On Mon, Jul 28, 2014 at 5:58 PM, Arnd Bergmann a...@arndb.de wrote: On Monday 28 July 2014 17:47:48 Srikanth Thokala wrote: Device-tree binding documentation of Xilinx DMA Engine Signed-off-by: Srikanth Thokala stho...@xilinx.com Looks ok to me, Acked-by: Arnd Bergmann a...@arndb.de

RE: [PATCH v2 07/11] Documentation: devicetree: Fix Xilinx VDMA specification

2014-07-25 Thread Srikanth Thokala
Hi Andreas, > -Original Message- > From: Michal Simek [mailto:michal.si...@xilinx.com] > Sent: Friday, July 25, 2014 3:10 PM > To: Andreas Färber; mon...@monstr.eu; Srikanth Thokala > Cc: Vinod Koul; Michal Simek; Andreas Olofsson; Matteo Vit; Sean Rickerd; > devicet.

RE: [PATCH v2 07/11] Documentation: devicetree: Fix Xilinx VDMA specification

2014-07-25 Thread Srikanth Thokala
Hi Andreas, -Original Message- From: Michal Simek [mailto:michal.si...@xilinx.com] Sent: Friday, July 25, 2014 3:10 PM To: Andreas Färber; mon...@monstr.eu; Srikanth Thokala Cc: Vinod Koul; Michal Simek; Andreas Olofsson; Matteo Vit; Sean Rickerd; devicet...@vger.kernel.org; linux

[PATCH v5] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-07-23 Thread Srikanth Thokala
This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala --- Changes in v5: - Removed unnecessary checking of port structure. - Changed the return type of verify_config from int to bool. - Renamed following functions, xilinx_pcie_is_link_up

[PATCH v5] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-07-23 Thread Srikanth Thokala
This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala stho...@xilinx.com --- Changes in v5: - Removed unnecessary checking of port structure. - Changed the return type of verify_config from int to bool. - Renamed following functions, xilinx_pcie_is_link_up

Re: [PATCH v4] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-07-21 Thread Srikanth Thokala
Hi Bjorn, On Wed, Jul 16, 2014 at 11:08 PM, Bjorn Helgaas wrote: > On Thu, Jul 03, 2014 at 09:57:34AM +0530, Srikanth Thokala wrote: >> This is the driver for Xilinx AXI PCIe Host Bridge Soft IP >> >> Signed-off-by: Srikanth Thokala >> --- >> Changes i

Re: [PATCH v4] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-07-21 Thread Srikanth Thokala
Hi Bjorn, On Wed, Jul 16, 2014 at 11:08 PM, Bjorn Helgaas bhelg...@google.com wrote: On Thu, Jul 03, 2014 at 09:57:34AM +0530, Srikanth Thokala wrote: This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala stho...@xilinx.com --- Changes in v4

[PATCH v4] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-07-02 Thread Srikanth Thokala
This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala --- Changes in v4: - Regarding the comments to separate ECAM functionality, I have sent a separate patch and it is decided to implement it later. The patch is here, https://lkml.org/lkml/2014/5/18/54

[PATCH v4] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-07-02 Thread Srikanth Thokala
This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala stho...@xilinx.com --- Changes in v4: - Regarding the comments to separate ECAM functionality, I have sent a separate patch and it is decided to implement it later. The patch is here, https://lkml.org

RE: [PATCH] PCI: Generic Configuration Access Mechanism support

2014-05-21 Thread Srikanth Thokala
> -Original Message- > From: Arnd Bergmann [mailto:a...@arndb.de] > Sent: Wednesday, May 21, 2014 1:23 PM > To: Srikanth Thokala > Cc: Bjorn Helgaas; will.dea...@arm.com; Michal Simek; linux- > ker...@vger.kernel.org; linux-...@vger.kernel.org > Subject: Re:

RE: [PATCH] PCI: Generic Configuration Access Mechanism support

2014-05-21 Thread Srikanth Thokala
-Original Message- From: Arnd Bergmann [mailto:a...@arndb.de] Sent: Wednesday, May 21, 2014 1:23 PM To: Srikanth Thokala Cc: Bjorn Helgaas; will.dea...@arm.com; Michal Simek; linux- ker...@vger.kernel.org; linux-...@vger.kernel.org Subject: Re: [PATCH] PCI: Generic Configuration

Re: [PATCH] PCI: Generic Configuration Access Mechanism support

2014-05-20 Thread Srikanth Thokala
Hi Arnd, On Mon, May 19, 2014 at 10:33 PM, Arnd Bergmann wrote: > On Sunday 18 May 2014 19:38:45 Srikanth Thokala wrote: >> + >> + if (cfg->ops->is_valid_cfg_access) { >> + if (!cfg->ops->is_valid_cfg_access(bus, devfn)) { >> +

Re: [PATCH] PCI: Generic Configuration Access Mechanism support

2014-05-20 Thread Srikanth Thokala
Hi Arnd, On Mon, May 19, 2014 at 10:33 PM, Arnd Bergmann a...@arndb.de wrote: On Sunday 18 May 2014 19:38:45 Srikanth Thokala wrote: + + if (cfg-ops-is_valid_cfg_access) { + if (!cfg-ops-is_valid_cfg_access(bus, devfn)) { + *val = PCI_CFG_INVALID_DEVFN

[PATCH] PCI: Generic Configuration Access Mechanism support

2014-05-18 Thread Srikanth Thokala
This patch adds support for a generic CAM and ECAM configuration space accesses. Signed-off-by: Srikanth Thokala --- This patch is created with reference from Will's patch series: 1/3 - "ARM: kconfig: allow PCI support to be selected with ARCH_MULTIPLATFORM" 2/3 - "PCI: A

[PATCH] PCI: Generic Configuration Access Mechanism support

2014-05-18 Thread Srikanth Thokala
This patch adds support for a generic CAM and ECAM configuration space accesses. Signed-off-by: Srikanth Thokala stho...@xilinx.com --- This patch is created with reference from Will's patch series: 1/3 - ARM: kconfig: allow PCI support to be selected with ARCH_MULTIPLATFORM 2/3 - PCI: ARM: add

Re: [PATCH v3] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-05-08 Thread Srikanth Thokala
On Wed, May 7, 2014 at 8:05 PM, Arnd Bergmann wrote: > On Wednesday 07 May 2014 17:21:13 Srikanth Thokala wrote: >> On Wed, Apr 30, 2014 at 9:04 PM, Arnd Bergmann wrote: >> > On Tuesday 15 April 2014, Srikanth Thokala wrote: >> >> +/** >> >> + * xilin

Re: [PATCH v3] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-05-08 Thread Srikanth Thokala
On Wed, May 7, 2014 at 8:05 PM, Arnd Bergmann a...@arndb.de wrote: On Wednesday 07 May 2014 17:21:13 Srikanth Thokala wrote: On Wed, Apr 30, 2014 at 9:04 PM, Arnd Bergmann a...@arndb.de wrote: On Tuesday 15 April 2014, Srikanth Thokala wrote: +/** + * xilinx_pcie_get_config_base - Get

Re: [PATCH v3] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-05-07 Thread Srikanth Thokala
On Wed, Apr 30, 2014 at 9:04 PM, Arnd Bergmann wrote: > On Tuesday 15 April 2014, Srikanth Thokala wrote: >> +Required properties: >> +- #address-cells: Address representation for root ports, set to <3> >> +- #size-cells: Size representation for root ports, set to

Re: [PATCH v3] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-05-07 Thread Srikanth Thokala
On Wed, Apr 30, 2014 at 9:04 PM, Arnd Bergmann a...@arndb.de wrote: On Tuesday 15 April 2014, Srikanth Thokala wrote: +Required properties: +- #address-cells: Address representation for root ports, set to 3 +- #size-cells: Size representation for root ports, set to 2 +- #interrupt-cells

Re: [PATCH v3] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-05-06 Thread Srikanth Thokala
On Thu, May 1, 2014 at 3:11 AM, Bjorn Helgaas wrote: > On Tue, Apr 15, 2014 at 05:08:31PM +0530, Srikanth Thokala wrote: >> This is the driver for Xilinx AXI PCIe Host Bridge Soft IP >> >> Signed-off-by: Srikanth Thokala >> --- >> Changes in v3: >> - Re

Re: [PATCH v3] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-05-06 Thread Srikanth Thokala
On Thu, May 1, 2014 at 3:11 AM, Bjorn Helgaas bhelg...@google.com wrote: On Tue, Apr 15, 2014 at 05:08:31PM +0530, Srikanth Thokala wrote: This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala stho...@xilinx.com --- Changes in v3: - Rebased on v3.15.0

[PATCH v8 2/2] dma: Add Xilinx AXI Video Direct Memory Access Engine driver support

2014-04-23 Thread Srikanth Thokala
asynchronous read and write channel operation. This module works on Zynq (ARM Based SoC) and Microblaze platforms. Signed-off-by: Srikanth Thokala Acked-by: Jassi Brar Reviewed-by: Levente Kurusa --- NOTE: - Created a separate directory 'dma/xilinx' as Xilinx has two more DMA IPs and we are also

[PATCH v8 1/2] dma: Add Xilinx Video DMA DT Binding Documentation

2014-04-23 Thread Srikanth Thokala
Device-tree binding documentation of Xilinx Video DMA Engine Signed-off-by: Srikanth Thokala Acked-by: Rob Herring --- Changes in v8: Fixed typos as suggested by Rob, Thanks. Changes in v7: None Changes in v6: None Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2

Re: [PATCH v3] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-04-23 Thread Srikanth Thokala
Hi, Kindly review the driver and please let me know if you have any comments. Thanks Srikanth On Tue, Apr 15, 2014 at 5:08 PM, Srikanth Thokala wrote: > This is the driver for Xilinx AXI PCIe Host Bridge Soft IP > > Signed-off-by: Srikanth Thokala > --- > Changes in v3: > -

Re: [PATCH v3] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-04-23 Thread Srikanth Thokala
Hi, Kindly review the driver and please let me know if you have any comments. Thanks Srikanth On Tue, Apr 15, 2014 at 5:08 PM, Srikanth Thokala stho...@xilinx.com wrote: This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala stho...@xilinx.com

[PATCH v8 1/2] dma: Add Xilinx Video DMA DT Binding Documentation

2014-04-23 Thread Srikanth Thokala
Device-tree binding documentation of Xilinx Video DMA Engine Signed-off-by: Srikanth Thokala stho...@xilinx.com Acked-by: Rob Herring r...@kernel.org --- Changes in v8: Fixed typos as suggested by Rob, Thanks. Changes in v7: None Changes in v6: None Changes in v5: None Changes in v4: None

[PATCH v8 2/2] dma: Add Xilinx AXI Video Direct Memory Access Engine driver support

2014-04-23 Thread Srikanth Thokala
asynchronous read and write channel operation. This module works on Zynq (ARM Based SoC) and Microblaze platforms. Signed-off-by: Srikanth Thokala stho...@xilinx.com Acked-by: Jassi Brar jassisinghb...@gmail.com Reviewed-by: Levente Kurusa le...@linux.com --- NOTE: - Created a separate directory 'dma

Re: [PATCH v2 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-04-17 Thread Srikanth Thokala
On Wed, Apr 16, 2014 at 5:01 PM, Vinod Koul wrote: > On Tue, Apr 01, 2014 at 05:57:04PM +0530, Srikanth Thokala wrote: >> This is the driver for the AXI Direct Memory Access (AXI DMA) >> core, which is a soft Xilinx IP core that provides high- >> bandwidth direct memory

Re: [PATCH v2 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-04-17 Thread Srikanth Thokala
On Wed, Apr 16, 2014 at 5:01 PM, Vinod Koul vinod.k...@intel.com wrote: On Tue, Apr 01, 2014 at 05:57:04PM +0530, Srikanth Thokala wrote: This is the driver for the AXI Direct Memory Access (AXI DMA) core, which is a soft Xilinx IP core that provides high- bandwidth direct memory access

Re: [PATCH v7 2/2] dma: Add Xilinx AXI Video Direct Memory Access Engine driver support

2014-04-16 Thread Srikanth Thokala
On Wed, Apr 16, 2014 at 3:56 PM, Vinod Koul wrote: > On Wed, Apr 16, 2014 at 03:41:34PM +0530, Srikanth Thokala wrote: >> On Wed, Apr 16, 2014 at 2:36 PM, Vinod Koul wrote: >> > On Fri, Mar 28, 2014 at 05:33:42PM +0530, Srikanth Thokala wrote: >> >> This is the d

Re: [PATCH v7 2/2] dma: Add Xilinx AXI Video Direct Memory Access Engine driver support

2014-04-16 Thread Srikanth Thokala
On Wed, Apr 16, 2014 at 2:36 PM, Vinod Koul wrote: > On Fri, Mar 28, 2014 at 05:33:42PM +0530, Srikanth Thokala wrote: >> This is the driver for the AXI Video Direct Memory Access (AXI >> VDMA) core, which is a soft Xilinx IP core that provides high- >> bandwidth direct

Re: [PATCH v7 2/2] dma: Add Xilinx AXI Video Direct Memory Access Engine driver support

2014-04-16 Thread Srikanth Thokala
On Wed, Apr 16, 2014 at 2:36 PM, Vinod Koul vinod.k...@intel.com wrote: On Fri, Mar 28, 2014 at 05:33:42PM +0530, Srikanth Thokala wrote: This is the driver for the AXI Video Direct Memory Access (AXI VDMA) core, which is a soft Xilinx IP core that provides high- bandwidth direct memory access

Re: [PATCH v7 2/2] dma: Add Xilinx AXI Video Direct Memory Access Engine driver support

2014-04-16 Thread Srikanth Thokala
On Wed, Apr 16, 2014 at 3:56 PM, Vinod Koul vinod.k...@intel.com wrote: On Wed, Apr 16, 2014 at 03:41:34PM +0530, Srikanth Thokala wrote: On Wed, Apr 16, 2014 at 2:36 PM, Vinod Koul vinod.k...@intel.com wrote: On Fri, Mar 28, 2014 at 05:33:42PM +0530, Srikanth Thokala wrote

[PATCH v3] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-04-15 Thread Srikanth Thokala
This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala --- Changes in v3: - Rebased on v3.15.0-rc1 - Added support for interrupt-map DT functionality. - Removed map_irq() wrapper, instead using of_irq_parse_and_map_pci(). - Modified resource mapping logic

[PATCH v3] pcie: Add Xilinx PCIe Host Bridge IP driver

2014-04-15 Thread Srikanth Thokala
This is the driver for Xilinx AXI PCIe Host Bridge Soft IP Signed-off-by: Srikanth Thokala stho...@xilinx.com --- Changes in v3: - Rebased on v3.15.0-rc1 - Added support for interrupt-map DT functionality. - Removed map_irq() wrapper, instead using of_irq_parse_and_map_pci(). - Modified resource

Re: [PATCH 2/2] dma: Add Xilinx AXI Central Direct Memory Access Engine driver support

2014-04-09 Thread Srikanth Thokala
Hi Jonathan, On Tue, Apr 8, 2014 at 8:14 PM, Jonathan Corbet wrote: > On Mon, 7 Apr 2014 20:22:54 +0530 > Srikanth Thokala wrote: > >> Kindly review this driver and please let me know if you have any comments. > > Here's some comments from a quick look at the patch

Re: [PATCH 2/2] dma: Add Xilinx AXI Central Direct Memory Access Engine driver support

2014-04-09 Thread Srikanth Thokala
Hi Jonathan, On Tue, Apr 8, 2014 at 8:14 PM, Jonathan Corbet cor...@lwn.net wrote: On Mon, 7 Apr 2014 20:22:54 +0530 Srikanth Thokala stho...@xilinx.com wrote: Kindly review this driver and please let me know if you have any comments. Here's some comments from a quick look at the patch

Re: [PATCH 2/2] dma: Add Xilinx AXI Central Direct Memory Access Engine driver support

2014-04-07 Thread Srikanth Thokala
Hi, Kindly review this driver and please let me know if you have any comments. Thanks Srikanth On Mon, Mar 31, 2014 at 7:24 PM, Srikanth Thokala wrote: > This is the driver for the AXI Central Direct Memory Access (AXI > CDMA) core, which is a soft Xilinx IP core that provides high-ban

Re: [PATCH v2 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-04-07 Thread Srikanth Thokala
Hi, Kindly review this driver patch and please let me know if you have any comments. Srikanth On Tue, Apr 1, 2014 at 5:57 PM, Srikanth Thokala wrote: > This is the driver for the AXI Direct Memory Access (AXI DMA) > core, which is a soft Xilinx IP core that provides high- > bandwid

Re: [PATCH v2 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-04-07 Thread Srikanth Thokala
Hi, Kindly review this driver patch and please let me know if you have any comments. Srikanth On Tue, Apr 1, 2014 at 5:57 PM, Srikanth Thokala stho...@xilinx.com wrote: This is the driver for the AXI Direct Memory Access (AXI DMA) core, which is a soft Xilinx IP core that provides high

Re: [PATCH 2/2] dma: Add Xilinx AXI Central Direct Memory Access Engine driver support

2014-04-07 Thread Srikanth Thokala
Hi, Kindly review this driver and please let me know if you have any comments. Thanks Srikanth On Mon, Mar 31, 2014 at 7:24 PM, Srikanth Thokala stho...@xilinx.com wrote: This is the driver for the AXI Central Direct Memory Access (AXI CDMA) core, which is a soft Xilinx IP core that provides

[PATCH v2 1/2] dma: Add Xilinx AXI DMA DT Binding Documentation

2014-04-01 Thread Srikanth Thokala
Device-tree binding documentation of Xilinx DMA Engine Signed-off-by: Srikanth Thokala --- Changes in v2: None --- .../devicetree/bindings/dma/xilinx/xilinx_dma.txt | 65 1 file changed, 65 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/xilinx

[PATCH v2 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-04-01 Thread Srikanth Thokala
-by: Srikanth Thokala --- Note: - This driver patch is created on top of earlier series, 1/2 - "dma: Add Xilinx Video DMA DT Binding Documentation" 2/2 - "dma: Add Xilinx AXI Video Direct Memory Access Engine driver support" - Rebased on v3.14.0-rc8 Changes in v2: - Simplified the logi

[PATCH v2 1/2] dma: Add Xilinx AXI DMA DT Binding Documentation

2014-04-01 Thread Srikanth Thokala
Device-tree binding documentation of Xilinx DMA Engine Signed-off-by: Srikanth Thokala stho...@xilinx.com --- Changes in v2: None --- .../devicetree/bindings/dma/xilinx/xilinx_dma.txt | 65 1 file changed, 65 insertions(+) create mode 100644 Documentation/devicetree

[PATCH v2 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-04-01 Thread Srikanth Thokala
-by: Srikanth Thokala stho...@xilinx.com --- Note: - This driver patch is created on top of earlier series, 1/2 - dma: Add Xilinx Video DMA DT Binding Documentation 2/2 - dma: Add Xilinx AXI Video Direct Memory Access Engine driver support - Rebased on v3.14.0-rc8 Changes in v2: - Simplified the logic

[PATCH 2/2] dma: Add Xilinx AXI Central Direct Memory Access Engine driver support

2014-03-31 Thread Srikanth Thokala
) and Microblaze platforms. Signed-off-by: Srikanth Thokala --- NOTE: - This driver patch is created on top of earlier series, 1/2 - "dma: Add Xilinx Video DMA DT Binding Documentation" 2/2 - "dma: Add Xilinx AXI Video Direct Memory Access Engine driver support" - Rebased on v3.14.0-

[PATCH 1/2] dma: Add Xilinx Central DMA DT Binding Documentation

2014-03-31 Thread Srikanth Thokala
Device-tree binding documentation of Xilinx Central DMA Engine Signed-off-by: Srikanth Thokala --- .../devicetree/bindings/dma/xilinx/xilinx_cdma.txt | 54 1 file changed, 54 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/xilinx/xilinx_cdma.txt

Re: [PATCH 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-03-31 Thread Srikanth Thokala
On Mon, Mar 31, 2014 at 3:00 PM, Andy Shevchenko wrote: > On Sat, 2014-03-29 at 20:58 +0530, Srikanth Thokala wrote: >> This is the driver for the AXI Direct Memory Access (AXI DMA) >> core, which is a soft Xilinx IP core that provides high- >> bandwidth direct memory

Re: [PATCH 2/2] dma: Add Xilinx AXI Direct Memory Access Engine driver support

2014-03-31 Thread Srikanth Thokala
On Mon, Mar 31, 2014 at 3:00 PM, Andy Shevchenko andriy.shevche...@linux.intel.com wrote: On Sat, 2014-03-29 at 20:58 +0530, Srikanth Thokala wrote: This is the driver for the AXI Direct Memory Access (AXI DMA) core, which is a soft Xilinx IP core that provides high- bandwidth direct memory

[PATCH 1/2] dma: Add Xilinx Central DMA DT Binding Documentation

2014-03-31 Thread Srikanth Thokala
Device-tree binding documentation of Xilinx Central DMA Engine Signed-off-by: Srikanth Thokala stho...@xilinx.com --- .../devicetree/bindings/dma/xilinx/xilinx_cdma.txt | 54 1 file changed, 54 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/xilinx

[PATCH 2/2] dma: Add Xilinx AXI Central Direct Memory Access Engine driver support

2014-03-31 Thread Srikanth Thokala
) and Microblaze platforms. Signed-off-by: Srikanth Thokala stho...@xilinx.com --- NOTE: - This driver patch is created on top of earlier series, 1/2 - dma: Add Xilinx Video DMA DT Binding Documentation 2/2 - dma: Add Xilinx AXI Video Direct Memory Access Engine driver support - Rebased on v3.14.0-rc8

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