Re: [PATCH v5 09/10] RISC-V: KVM: Allow Smnpm and Ssnpm extensions for guests

ing the senvcfg CSR within the guest, so that extension > cannot be hidden from the guest without intercepting writes to the CSR. > > Signed-off-by: Samuel Holland LGTM. Reviewed-by: Anup Patel Regards, Anup > --- > > Changes in v5: > - Do not allow Smnpm to be disabled, as

Re: [PATCH RESEND v2 0/8] Cache-coherent DMA access using UIO

Hi Alex, On Thu, Aug 11, 2016 at 9:46 AM, Alex Williamson wrote: > On Thu, 11 Aug 2016 09:30:19 +0530 > Anup Patel wrote: > >> Hi Arnd, >> >> On Wed, Aug 10, 2016 at 9:25 PM, Arnd Bergmann wrote: >> > On Monday, August 8, 2016 11:22:29 AM CEST Anup Patel wr

Re: [PATCH RESEND v2 0/8] Cache-coherent DMA access using UIO

Hi Arnd, On Wed, Aug 10, 2016 at 9:25 PM, Arnd Bergmann wrote: > On Monday, August 8, 2016 11:22:29 AM CEST Anup Patel wrote: >> The goal of this patchset is to improve UIO framework and UIO dmem >> driver to allow cache-coherent DMA accesses from user-space. >> >> Th

[PATCH RESEND v2 5/8] Documentation: Update documentation for UIO_MEM_PHYS_CACHE and UIO_MEM_DEVICE

From: Ankit Jindal This patch updates UIO documentation for new mem region types UIO_MEM_PHYS_CACHE and UIO_MEM_DEVICE. Signed-off-by: Ankit Jindal Signed-off-by: Anup Patel --- Documentation/DocBook/uio-howto.tmpl | 6 -- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a

[PATCH RESEND v2 2/8] uio: code style cleanup

From: Ankit Jindal This patch fixes the indentation of switch-case block in uio driver. Signed-off-by: Ankit Jindal Signed-off-by: Anup Patel --- drivers/uio/uio.c | 14 +++--- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index

[PATCH RESEND v2 7/8] uio: bind uio_dmem_genirq via OF

formatted string for dmem_sizes: a) UIO dmem device with 3 dynamic regions: uio_dmem_genirq.dmem_sizes=abc:4K,16K,4M b) Two UIO dmem devices with different number of dynamic regions: uio_dmem_genirq.dmem_sizes=abc:4K,16K,4M;xyz:8K Signed-off-by: Jan Viktorin Signed-off-by: Anup Patel --- drivers

[PATCH RESEND v2 3/8] uio: Add new UIO_MEM_PHYS_CACHE type for mem regions

: Ankit Jindal Signed-off-by: Anup Patel --- drivers/uio/uio.c | 16 +--- include/linux/uio_driver.h | 9 + 2 files changed, 18 insertions(+), 7 deletions(-) diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index f2729b7..0e53076 100644 --- a/drivers/uio/uio.c +++ b

[PATCH RESEND v2 8/8] uio: Use new memtypes in uio_dmem_genirq

This patch extends uio_dmem_genirq driver to use recently added memtypes as follows: 1. Use UIO_MEM_DEVICE memtype for MEM resources 2. Use UIO_MEM_PHYS_CACHE memtype for dynamic regions when UIO DT node is marked as DMA coherent. Signed-off-by: Anup Patel --- drivers/uio/uio_dmem_genirq.c | 9

[PATCH RESEND v2 6/8] uio: UIO_IRQ_NONE is a valid option for uioinfo->irq

From: Jan Viktorin We can simplify handling of platform_get_irq into one place as it is acceptable to see UIO_IRQ_NONE instead of a valid IRQ number. Some devices don't have or don't need any interrupt to be handled. The same change has been already done for uio_pdrv_genirq. Signed-off-by: Jan V

[PATCH RESEND v2 4/8] uio: Add new UIO_MEM_DEVICE type for mem regions

pgprot_noncached(). This patch introduces a new UIO mem region type UIO_MEM_DEVICE to represent device registers/memory. The UIO device drivers should prefer this new UIO mem region type for memory mapped device registers. Signed-off-by: Anup Patel --- drivers/uio/uio.c | 4 include

[PATCH RESEND v2 1/8] uio: fix dmem_region_start computation

useless. Fix this by computing dmem_region_start from the uiomem which points to the last used UIO mapping. Fixes: 0a0c3b5a24bd ("Add new uio device for dynamic memory allocation") Signed-off-by: Jan Viktorin Signed-off-by: Anup Patel Cc: linux-stable --- drivers/uio/uio_dmem_genirq.c

[PATCH RESEND v2 0/8] Cache-coherent DMA access using UIO

() - Get UIO dmem dynamic region details as module parameter instead of getting it from DT node Ankit Jindal (3): uio: code style cleanup uio: Add new UIO_MEM_PHYS_CACHE type for mem regions Documentation: Update documentation for UIO_MEM_PHYS_CACHE and UIO_MEM_DEVICE Anup Patel (2

[PATCH v2 0/8] Cache-coherent DMA access using UIO

parameter instead of getting it from DT node Ankit Jindal (3): uio: code style cleanup uio: Add new UIO_MEM_PHYS_CACHE type for mem regions Documentation: Update documentation for UIO_MEM_PHYS_CACHE and UIO_MEM_DEVICE Anup Patel (2): uio: Add new UIO_MEM_DEVICE type for mem regions

[PATCH v2 4/8] uio: Add new UIO_MEM_DEVICE type for mem regions

pgprot_noncached(). This patch introduces a new UIO mem region type UIO_MEM_DEVICE to represent device registers/memory. The UIO device drivers should prefer this new UIO mem region type for memory mapped device registers. Signed-off-by: Anup Patel --- drivers/uio/uio.c | 4 include

[PATCH v2 7/8] uio: bind uio_dmem_genirq via OF

formatted string for dmem_sizes: a) UIO dmem device with 3 dynamic regions: uio_dmem_genirq.dmem_sizes=abc:4K,16K,4M b) Two UIO dmem devices with different number of dynamic regions: uio_dmem_genirq.dmem_sizes=abc:4K,16K,4M;xyz:8K Signed-off-by: Jan Viktorin Signed-off-by: Anup Patel --- drivers

[PATCH v2 6/8] uio: UIO_IRQ_NONE is a valid option for uioinfo->irq

From: Jan Viktorin We can simplify handling of platform_get_irq into one place as it is acceptable to see UIO_IRQ_NONE instead of a valid IRQ number. Some devices don't have or don't need any interrupt to be handled. The same change has been already done for uio_pdrv_genirq. Signed-off-by: Jan V

[PATCH v2 8/8] uio: Use new memtypes in uio_dmem_genirq

This patch extends uio_dmem_genirq driver to use recently added memtypes as follows: 1. Use UIO_MEM_DEVICE memtype for MEM resources 2. Use UIO_MEM_PHYS_CACHE memtype for dynamic regions when UIO DT node is marked as DMA coherent. Signed-off-by: Anup Patel --- drivers/uio/uio_dmem_genirq.c | 9

[PATCH v2 2/8] uio: code style cleanup

From: Ankit Jindal This patch fixes the indentation of switch-case block in uio driver. Signed-off-by: Ankit Jindal Signed-off-by: Anup Patel --- drivers/uio/uio.c | 14 +++--- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index

[PATCH v2 5/8] Documentation: Update documentation for UIO_MEM_PHYS_CACHE and UIO_MEM_DEVICE

From: Ankit Jindal This patch updates UIO documentation for new mem region types UIO_MEM_PHYS_CACHE and UIO_MEM_DEVICE. Signed-off-by: Ankit Jindal Signed-off-by: Anup Patel --- Documentation/DocBook/uio-howto.tmpl | 6 -- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a

[PATCH v2 3/8] uio: Add new UIO_MEM_PHYS_CACHE type for mem regions

: Ankit Jindal Signed-off-by: Anup Patel --- drivers/uio/uio.c | 16 +--- include/linux/uio_driver.h | 9 + 2 files changed, 18 insertions(+), 7 deletions(-) diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index f2729b7..0e53076 100644 --- a/drivers/uio/uio.c +++ b

[PATCH v2 1/8] uio: fix dmem_region_start computation

useless. Fix this by computing dmem_region_start from the uiomem which points to the last used UIO mapping. Fixes: 0a0c3b5a24bd ("Add new uio device for dynamic memory allocation") Signed-off-by: Jan Viktorin Signed-off-by: Anup Patel Cc: linux-stable --- drivers/uio/uio_dmem_genirq.c

Re: [PATCH 7/8] uio: bind uio_dmem_genirq via OF

On Fri, Jul 15, 2016 at 10:22 PM, Mark Rutland wrote: > On Fri, Jul 15, 2016 at 09:57:28PM +0530, Anup Patel wrote: >> On Fri, Jul 15, 2016 at 6:58 PM, Mark Rutland wrote: >> > On Fri, Jul 15, 2016 at 02:34:02PM +0530, Anup Patel wrote: >> >> +static char uio_of

Re: [PATCH 7/8] uio: bind uio_dmem_genirq via OF

On Fri, Jul 15, 2016 at 6:58 PM, Mark Rutland wrote: > [adding devicetree list] > > On Fri, Jul 15, 2016 at 02:34:02PM +0530, Anup Patel wrote: >> From: Jan Viktorin >> >> The uio_dmem_genirq works in a similar ways as uio_pdrv_genirq now. >> >> It accept

Re: [PATCH 7/8] uio: bind uio_dmem_genirq via OF

On Fri, Jul 15, 2016 at 3:15 PM, Russell King - ARM Linux wrote: > On Fri, Jul 15, 2016 at 02:34:02PM +0530, Anup Patel wrote: >> +static int uio_dmem_genirq_alloc_platdata(struct platform_device *pdev) >> +{ >> + struct uio_dmem_genirq_pdata pdata; >>

[PATCH 2/8] uio: Add new UIO_MEM_PHYS_CACHE type for mem regions

: Ankit Jindal Signed-off-by: Anup Patel --- drivers/uio/uio.c | 16 +--- include/linux/uio_driver.h | 9 + 2 files changed, 18 insertions(+), 7 deletions(-) diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index f2729b7..0e53076 100644 --- a/drivers/uio/uio.c +++ b

[PATCH 4/8] Documentation: Update documentation for UIO_MEM_PHYS_CACHE and UIO_MEM_DEVICE

From: Ankit Jindal This patch updates UIO documentation for new mem region types UIO_MEM_PHYS_CACHE and UIO_MEM_DEVICE. Signed-off-by: Ankit Jindal Signed-off-by: Anup Patel --- Documentation/DocBook/uio-howto.tmpl | 6 -- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a

[PATCH 1/8] uio: code style cleanup

From: Ankit Jindal This patch fixes the indentation of switch-case block in uio driver. Signed-off-by: Ankit Jindal Signed-off-by: Anup Patel --- drivers/uio/uio.c | 14 +++--- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index

[PATCH 6/8] uio: UIO_IRQ_NONE is a valid option for uioinfo->irq

From: Jan Viktorin We can simplify handling of platform_get_irq into one place as it is acceptable to see UIO_IRQ_NONE instead of a valid IRQ number. Some devices don't have or don't need any interrupt to be handled. The same change has been already done for uio_pdrv_genirq. Signed-off-by: Jan V

[PATCH 8/8] uio: Use new memtypes in uio_dmem_genirq

This patch extends uio_dmem_genirq driver to use recently added memtypes as follows: 1. Use UIO_MEM_DEVICE memtype for MEM resources 2. Use UIO_MEM_PHYS_CACHE memtype for dynamic regions when UIO DT node is marked as DMA coherent. Signed-off-by: Anup Patel --- drivers/uio/uio_dmem_genirq.c | 9

[PATCH 5/8] uio: fix dmem_region_start computation

From: Jan Viktorin The variable i contains a total number of resources (including IORESOURCE_IRQ). However, we want the dmem_region_start to point after the last resource of type IORESOURCE_MEM. The original behaviour leads (very likely) to skipping several UIO mapping regions and makes them usel

[PATCH 7/8] uio: bind uio_dmem_genirq via OF

will be used to specify number of dynamic regions in UIO DT node. 4) of_dmem_sizes_prop: This is name of OF property which will be used to specify sizes of each dynamic regions in UIO DT node. Signed-off-by: Jan Viktorin Signed-off-by: Anup Patel --- drivers/uio/uio_dmem_genirq.c | 113

[PATCH 3/8] uio: Add new UIO_MEM_DEVICE type for mem regions

pgprot_noncached(). This patch introduces a new UIO mem region type UIO_MEM_DEVICE to represent device registers/memory. The UIO device drivers should prefer this new UIO mem region type for memory mapped device registers. Signed-off-by: Anup Patel --- drivers/uio/uio.c | 4 include

[PATCH 0/8] Cache-coherent DMA access using UIO

documentation for UIO_MEM_PHYS_CACHE and UIO_MEM_DEVICE Anup Patel (2): uio: Add new UIO_MEM_DEVICE type for mem regions uio: Use new memtypes in uio_dmem_genirq Jan Viktorin (3): uio: fix dmem_region_start computation uio: UIO_IRQ_NONE is a valid option for uioinfo->irq uio: b

Re: [PATCH] Documentation: SubmittingPatches: Add note about Reviewed-by tags

On Fri, Feb 12, 2016 at 7:42 AM, Florian Fainelli wrote: > As is now common in a lot of organization having an internal code review > process (be it through Gerritt or other tools), patches extracted from > this review process and submitted to public mailing-lists will have > pre-existing Reviewed