Hi Will,
On Wednesday 28 January 2015 11:33:00 Will Deacon wrote:
On Mon, Jan 26, 2015 at 06:49:01PM +, Murali Karicheri wrote:
On 01/25/2015 08:32 AM, Laurent Pinchart wrote:
On Friday 23 January 2015 17:32:34 Murali Karicheri wrote:
Function of_iommu_configure() is called from
On Wednesday 28 January 2015 12:29:42 Will Deacon wrote:
On Wed, Jan 28, 2015 at 12:23:03PM +, Laurent Pinchart wrote:
On Wednesday 28 January 2015 11:33:00 Will Deacon wrote:
On Mon, Jan 26, 2015 at 06:49:01PM +, Murali Karicheri wrote:
On 01/25/2015 08:32 AM, Laurent Pinchart
Hi Joerg,
Thanks for posting this!
On Mon, Jan 26, 2015 at 11:51:32PM +, Joerg Roedel wrote:
From: Joerg Roedel jroe...@suse.de
This allows to handle domains differently based on their
type in the future. An IOMMU driver can implement certain
optimizations for DMA-API domains for
On Tue, Jan 27, 2015 at 12:38:09PM +, Joerg Roedel wrote:
On Tue, Jan 27, 2015 at 12:27:39PM +, Robin Murphy wrote:
Laz^WPragmatism - I'm expecting quite a lot of changes to get this
looking good, so keeping the series as lean as possible to aid
reviewing/rebasing/etc. seemed
On Wed, Jan 28, 2015 at 01:15:10PM +, Laurent Pinchart wrote:
On Wednesday 28 January 2015 12:29:42 Will Deacon wrote:
On Wed, Jan 28, 2015 at 12:23:03PM +, Laurent Pinchart wrote:
On Wednesday 28 January 2015 11:33:00 Will Deacon wrote:
On Mon, Jan 26, 2015 at 06:49:01PM +,
On Tue, Jan 27, 2015 at 12:08:58AM +, Joerg Roedel wrote:
From: Joerg Roedel jroe...@suse.de
Make use of the default domain and re-attach a device to it
when it is detached from another domain. Also enforce that a
device has to be in the default domain before it can be
attached to a
On Tue, Jan 27, 2015 at 12:08:56AM +, Joerg Roedel wrote:
From: Joerg Roedel jroe...@suse.de
The default domain will be used (if supported by the iommu
driver) when the devices in the iommu group are not attached
to any other domain.
Signed-off-by: Joerg Roedel jroe...@suse.de
---
On Tue, Jan 27, 2015 at 12:08:57AM +, Joerg Roedel wrote:
From: Joerg Roedel jroe...@suse.de
This patch changes the behavior of the iommu_attach_device
and iommu_detach_device functions. With this change these
functions only work on devices that have their own group.
For all other
Hi Joerg,
Could you please pick this patch up for v3.20 ?
On Saturday 24 January 2015 23:13:50 Laurent Pinchart wrote:
When adding a new device the driver loops over all registered IOMMUs and
calls the ipmmu_find_utlbs() function to parse the DT iommus attribute.
The function returns an error
Hi Murali,
[sorry, missed replying to yesterday's version]
On 27/01/15 21:00, Murali Karicheri wrote:
Fix the dma-range size when the DT attribute is missing. i.e set size to
dev-coherent_dma_mask + 1 instead of dev-coherent_dma_mask. Also add
code to check invalid values of size configured
On Fri, Jan 23, 2015 at 10:33:20PM +, Mitchel Humpherys wrote:
On Fri, Jan 23 2015 at 03:24:15 AM, Will Deacon will.dea...@arm.com wrote:
On Thu, Jan 22, 2015 at 11:48:02PM +, Mitchel Humpherys wrote:
Context interrupts can call domain-specific handlers which might sleep.
Currently
On Wed, Jan 28, 2015 at 12:23:03PM +, Laurent Pinchart wrote:
On Wednesday 28 January 2015 11:33:00 Will Deacon wrote:
On Mon, Jan 26, 2015 at 06:49:01PM +, Murali Karicheri wrote:
On 01/25/2015 08:32 AM, Laurent Pinchart wrote:
On Friday 23 January 2015 17:32:34 Murali Karicheri
On Tue, Jan 27, 2015 at 06:55:15PM +, Murali Karicheri wrote:
On 01/27/2015 06:27 AM, Robin Murphy wrote:
On 23/01/15 22:32, Murali Karicheri wrote:
Fix the dma-range size when the DT attribute is missing. i.e set size to
dev-coherent_dma_mask + 1 instead of dev-coherent_dma_mask. To
On Mon, Jan 26, 2015 at 06:49:01PM +, Murali Karicheri wrote:
On 01/25/2015 08:32 AM, Laurent Pinchart wrote:
Hi Murali,
Thank you for the patch.
On Friday 23 January 2015 17:32:34 Murali Karicheri wrote:
Function of_iommu_configure() is called from of_dma_configure() to
setup
On Fri, 2014-12-12 at 23:15 +0800, Feng Wu wrote:
Enable VT-d Posted-Interrtups and add a command line
parameter for it.
Signed-off-by: Feng Wu feng...@intel.com
Acked-by: David Woodhouse david.woodho...@intel.com
--
David WoodhouseOpen Source Technology Centre
On Wed, Jan 28, 2015 at 03:55:57PM +, Robin Murphy wrote:
On 28/01/15 11:05, Catalin Marinas wrote:
On Tue, Jan 27, 2015 at 06:55:15PM +, Murali Karicheri wrote:
How about having the logic like this?
ret = of_dma_get_range(np, dma_addr, paddr, size);
if (ret 0) {
On 01/28/2015 10:45 AM, Rob Herring wrote:
On Wed, Jan 28, 2015 at 5:05 AM, Catalin Marinas
catalin.mari...@arm.com wrote:
On Tue, Jan 27, 2015 at 06:55:15PM +, Murali Karicheri wrote:
On 01/27/2015 06:27 AM, Robin Murphy wrote:
On 23/01/15 22:32, Murali Karicheri wrote:
Fix the
Hi Will,
On Wednesday 28 January 2015 13:32:19 Will Deacon wrote:
On Wed, Jan 28, 2015 at 01:15:10PM +, Laurent Pinchart wrote:
On Wednesday 28 January 2015 12:29:42 Will Deacon wrote:
On Wed, Jan 28, 2015 at 12:23:03PM +, Laurent Pinchart wrote:
On Wednesday 28 January 2015
On Fri, 2014-12-12 at 23:14 +0800, Feng Wu wrote:
We don't need to migrate the irqs for VT-d Posted-Interrupts here.
When 'pst' is set in IRTE, the associated irq will be posted to
guests instead of interrupt remapping. The destination of the
interrupt is set in Posted-Interrupts Descriptor,
On 01/28/2015 06:21 AM, Robin Murphy wrote:
Hi Murali,
[sorry, missed replying to yesterday's version]
On 27/01/15 21:00, Murali Karicheri wrote:
Fix the dma-range size when the DT attribute is missing. i.e set size to
dev-coherent_dma_mask + 1 instead of dev-coherent_dma_mask. Also add
code
On Fri, 2014-12-12 at 23:14 +0800, Feng Wu wrote:
Add the Intel side implementation for capability in
struct irq_remap_ops.
Signed-off-by: Feng Wu feng...@intel.com
Reviewed-by: Jiang Liu jiang@linux.intel.com
+static bool intel_irq_remapping_capability(enum irq_remap_cap cap)
+{
+
drivers/iommu/fsl_pamu_domain.c:859:2-3: Unneeded semicolon
drivers/iommu/fsl_pamu_domain.c:833:2-3: Unneeded semicolon
Signed-off-by: Emil Medve emilian.me...@freescale.com
---
drivers/iommu/fsl_pamu_domain.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git
Signed-off-by: Emil Medve emilian.me...@freescale.com
---
drivers/iommu/fsl_pamu.h| 2 +-
drivers/iommu/fsl_pamu_domain.c | 15 ++-
2 files changed, 7 insertions(+), 10 deletions(-)
diff --git a/drivers/iommu/fsl_pamu.h b/drivers/iommu/fsl_pamu.h
index 04dcd25..342ac6d
Signed-off-by: Emil Medve emilian.me...@freescale.com
---
drivers/iommu/fsl_pamu.c| 24
drivers/iommu/fsl_pamu_domain.c | 6 +++---
2 files changed, 15 insertions(+), 15 deletions(-)
diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c
index
drivers/iommu/fsl_pamu.c:78:17: warning: symbol 'spaace_pool' was not declared.
Should it be static?
drivers/iommu/fsl_pamu.c:762:13: warning: symbol 'pamu_av_isr' was not
declared. Should it be static?
Signed-off-by: Emil Medve emilian.me...@freescale.com
---
drivers/iommu/fsl_pamu.c | 4 ++--
Signed-off-by: Emil Medve emilian.me...@freescale.com
---
drivers/iommu/fsl_pamu.c| 4 ++--
drivers/iommu/fsl_pamu.h| 4 ++--
drivers/iommu/fsl_pamu_domain.c | 8
3 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/iommu/fsl_pamu.c
WARNING:ALLOC_WITH_MULTIPLY: Prefer kcalloc over kzalloc with multiply
+ dma_domain-win_arr = kzalloc(sizeof(*dma_domain-win_arr) *
+ w_count, GFP_ATOMIC);
Signed-off-by: Emil Medve emilian.me...@freescale.com
---
On 28/01/15 11:05, Catalin Marinas wrote:
On Tue, Jan 27, 2015 at 06:55:15PM +, Murali Karicheri wrote:
On 01/27/2015 06:27 AM, Robin Murphy wrote:
On 23/01/15 22:32, Murali Karicheri wrote:
Fix the dma-range size when the DT attribute is missing. i.e set size to
dev-coherent_dma_mask + 1
CHECK:LINE_SPACING: Please don't use multiple blank lines
+
+
CHECK:LINE_SPACING: Please don't use multiple blank lines
+
+
CHECK:LINE_SPACING: Please don't use multiple blank lines
+
+
CHECK:LINE_SPACING: Please don't use multiple blank lines
+
+
WARNING:LINE_SPACING: Missing a blank line
CHECK:TYPO_SPELLING: 'accomodate' may be misspelled - perhaps 'accommodate'?
+ * Hard coded value for the PAACT size to accomodate
Signed-off-by: Emil Medve emilian.me...@freescale.com
---
drivers/iommu/fsl_pamu.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git
Currently a PAMU driver patch is very likely to receive some checkpatch
complaints about the code in the context of the patch. This sequence is an
attempt to fix most of that and make the dirver more readable
Also fixed a subset of the sparse and coccinelle reported issues
Emil Medve (26):
CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
+ set_bf(paace-addr_bitfields, PAACE_AF_V,
+PAACE_V_INVALID);
CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
+ set_bf(paace-addr_bitfields, PAACE_AF_AP,
+
WARNING:LEADING_SPACE: please, no spaces at the start of a line
+ return __ffs(subwindow_cnt) - 1;$
WARNING:LEADING_SPACE: please, no spaces at the start of a line
+(PAACE_ATM_WINDOW_XLATE | PAACE_ATM_PAGE_XLATE)$
Signed-off-by: Emil Medve emilian.me...@freescale.com
---
Signed-off-by: Emil Medve emilian.me...@freescale.com
---
drivers/iommu/fsl_pamu.c | 27 ++-
1 file changed, 14 insertions(+), 13 deletions(-)
diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c
index 652c34d..7d9f8a0 100644
--- a/drivers/iommu/fsl_pamu.c
+++
drivers/iommu/fsl_pamu.c:532:72: warning: Using plain integer as NULL pointer
drivers/iommu/fsl_pamu.c:559:72: warning: Using plain integer as NULL pointer
drivers/iommu/fsl_pamu.c:570:66: warning: Using plain integer as NULL pointer
Signed-off-by: Emil Medve emilian.me...@freescale.com
---
On 28/01/15 14:30, Will Deacon wrote:
On Tue, Jan 27, 2015 at 12:08:56AM +, Joerg Roedel wrote:
From: Joerg Roedel jroe...@suse.de
The default domain will be used (if supported by the iommu
driver) when the devices in the iommu group are not attached
to any other domain.
Signed-off-by:
On 01/28/2015 08:32 AM, Will Deacon wrote:
On Wed, Jan 28, 2015 at 01:15:10PM +, Laurent Pinchart wrote:
On Wednesday 28 January 2015 12:29:42 Will Deacon wrote:
On Wed, Jan 28, 2015 at 12:23:03PM +, Laurent Pinchart wrote:
On Wednesday 28 January 2015 11:33:00 Will Deacon wrote:
On
On Fri, 2014-12-12 at 23:14 +0800, Feng Wu wrote:
This patch adds a new member capability to struct irq_remap_ops,
this new function ops can be used to check whether some
features are supported, such as VT-d Posted-Interrupts.
+ /* Check some capability is supported */
+ bool
On Fri, 2014-12-12 at 23:14 +0800, Feng Wu wrote:
Add a new irte_pi structure for VT-d Posted-Interrupts.
Signed-off-by: Feng Wu feng...@intel.com
Reviewed-by: Jiang Liu jiang@linux.intel.com
Acked-by: David.Woodhouse david.woodho...@intel.com
I think it makes most sense for this to go
On Fri, 2014-12-12 at 23:14 +0800, Feng Wu wrote:
Add helper function to detect VT-d Posted-Interrupts capability.
Signed-off-by: Feng Wu feng...@intel.com
Reviewed-by: Jiang Liu jiang@linux.intel.com
Acked-by: David Woodhouse david.woodho...@intel.com
--
David Woodhouse
On Fri, 2014-12-12 at 23:14 +0800, Feng Wu wrote:
Implement irq_set_vcpu_affinity for intel_ir_chip.
Signed-off-by: Feng Wu feng...@intel.com
Reviewed-by: Jiang Liu jiang@linux.intel.com
Acked-by: David.Woodhouse david.woodho...@intel.com assuming a
suitable answer to...
+
-Original Message-
From: David Woodhouse [mailto:dw...@infradead.org]
Sent: Wednesday, January 28, 2015 11:27 PM
To: Wu, Feng
Cc: t...@linutronix.de; mi...@redhat.com; h...@zytor.com; x...@kernel.org;
g...@kernel.org; pbonz...@redhat.com; j...@8bytes.org;
CHECK:ALLOC_SIZEOF_STRUCT: Prefer kzalloc(sizeof(*data)...) over
kzalloc(sizeof(struct pamu_isr_data)...)
+ data = kzalloc(sizeof(struct pamu_isr_data), GFP_KERNEL);
CHECK:ALLOC_SIZEOF_STRUCT: Prefer kzalloc(sizeof(*dma_domain-win_arr)...) over
kzalloc(sizeof(struct dma_window)...)
+
On Wed, Jan 28, 2015 at 5:05 AM, Catalin Marinas
catalin.mari...@arm.com wrote:
On Tue, Jan 27, 2015 at 06:55:15PM +, Murali Karicheri wrote:
On 01/27/2015 06:27 AM, Robin Murphy wrote:
On 23/01/15 22:32, Murali Karicheri wrote:
Fix the dma-range size when the DT attribute is missing.
On Wed, Jan 28, 2015 at 03:45:19PM +, Rob Herring wrote:
On Wed, Jan 28, 2015 at 5:05 AM, Catalin Marinas
catalin.mari...@arm.com wrote:
On Tue, Jan 27, 2015 at 06:55:15PM +, Murali Karicheri wrote:
How about having the logic like this?
ret = of_dma_get_range(np, dma_addr,
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