* [PATCH] iommu: of: Fix check for returning EPROBE_DEFER
@ 2017-05-16 5:24 ` Sricharan R
0 siblings, 0 replies; 11+ messages in thread
From: Sricharan R @ 2017-05-16 5:24 UTC (permalink / raw)
To: robin.murphy-5wv7dgnIgG8, will.deacon-5wv7dgnIgG8,
joro-zLv9SwRftAIdnm+yROfE0A, lorenzo.pieralisi-5wv7dgnIgG8,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
linux-arm-msm-u79uwXL29TY76Z2rM5mHXA,
m.szyprowski-Sze3O3UU22JBDgjK7y7TUQ,
bhelgaas-hpIqsD4AKlfQT0dZR+AlfA,
linux-pci-u79uwXL29TY76Z2rM5mHXA,
linux-acpi-u79uwXL29TY76Z2rM5mHXA, tn-nYOzD4b6Jr9Wk0Htik3J/w,
hanjun.guo-QSEj5FYQhm4dnm+yROfE0A, okaya-sgV2jX0FEOL9JmXXK+q4OQ,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A,
frowand.list-Re5JQEeQqe8AvxtiuMwx3w,
devicetree-u79uwXL29TY76Z2rM5mHXA,
linux-kernel-u79uwXL29TY76Z2rM5mHXA, sudeep.holla-5wv7dgnIgG8,
rjw-LthD3rsA81gm4RdzfppkhA, lenb-DgEjT+Ai2ygdnm+yROfE0A,
catalin.marinas-5wv7dgnIgG8, arnd-r2nGTMty4D4,
linux-arch-u79uwXL29TY76Z2rM5mHXA,
gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r
While returning EPROBE_DEFER for iommu masters
take in to account of iommu nodes that could be
marked in DT as 'status=disabled', in which case
simply return NULL and let the master's probe
continue rather than deferring.
Signed-off-by: Sricharan R <sricharan-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
Tested-by: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
Acked-by: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
---
drivers/iommu/of_iommu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c
index 9f44ee8..e6e9bec 100644
--- a/drivers/iommu/of_iommu.c
+++ b/drivers/iommu/of_iommu.c
@@ -118,6 +118,7 @@ static bool of_iommu_driver_present(struct device_node *np)
ops = iommu_ops_from_fwnode(fwnode);
if ((ops && !ops->of_xlate) ||
+ !of_device_is_available(iommu_spec->np) ||
(!ops && !of_iommu_driver_present(iommu_spec->np)))
return NULL;
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
^ permalink raw reply related [flat|nested] 11+ messages in thread
* [PATCH] iommu: of: Fix check for returning EPROBE_DEFER
@ 2017-05-16 5:24 ` Sricharan R
0 siblings, 0 replies; 11+ messages in thread
From: Sricharan R @ 2017-05-16 5:24 UTC (permalink / raw)
To: robin.murphy, will.deacon, joro, lorenzo.pieralisi, iommu,
linux-arm-kernel, linux-arm-msm, m.szyprowski, bhelgaas,
linux-pci, linux-acpi, tn, hanjun.guo, okaya, robh+dt,
frowand.list, devicetree, linux-kernel, sudeep.holla, rjw, lenb,
catalin.marinas, arnd, linux-arch, gregkh
Cc: sricharan
While returning EPROBE_DEFER for iommu masters
take in to account of iommu nodes that could be
marked in DT as 'status=disabled', in which case
simply return NULL and let the master's probe
continue rather than deferring.
Signed-off-by: Sricharan R <sricharan@codeaurora.org>
Tested-by: Will Deacon <will.deacon@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
---
drivers/iommu/of_iommu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c
index 9f44ee8..e6e9bec 100644
--- a/drivers/iommu/of_iommu.c
+++ b/drivers/iommu/of_iommu.c
@@ -118,6 +118,7 @@ static bool of_iommu_driver_present(struct device_node *np)
ops = iommu_ops_from_fwnode(fwnode);
if ((ops && !ops->of_xlate) ||
+ !of_device_is_available(iommu_spec->np) ||
(!ops && !of_iommu_driver_present(iommu_spec->np)))
return NULL;
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
^ permalink raw reply related [flat|nested] 11+ messages in thread
* [PATCH] iommu: of: Fix check for returning EPROBE_DEFER
@ 2017-05-16 5:24 ` Sricharan R
0 siblings, 0 replies; 11+ messages in thread
From: Sricharan R @ 2017-05-16 5:24 UTC (permalink / raw)
To: robin.murphy, will.deacon, joro, lorenzo.pieralisi, iommu,
linux-arm-kernel, linux-arm-msm, m.szyprowski, bhelgaas,
linux-pci, linux-acpi, tn, hanjun.guo, okaya, robh+dt,
frowand.list, devicetree, linux-kernel, sudeep.holla, rjw, lenb,
catalin.marinas, arnd, linux-arch, gregkh
Cc: sricharan
While returning EPROBE_DEFER for iommu masters
take in to account of iommu nodes that could be
marked in DT as 'status=disabled', in which case
simply return NULL and let the master's probe
continue rather than deferring.
Signed-off-by: Sricharan R <sricharan@codeaurora.org>
Tested-by: Will Deacon <will.deacon@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
---
drivers/iommu/of_iommu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c
index 9f44ee8..e6e9bec 100644
--- a/drivers/iommu/of_iommu.c
+++ b/drivers/iommu/of_iommu.c
@@ -118,6 +118,7 @@ static bool of_iommu_driver_present(struct device_node *np)
ops = iommu_ops_from_fwnode(fwnode);
if ((ops && !ops->of_xlate) ||
+ !of_device_is_available(iommu_spec->np) ||
(!ops && !of_iommu_driver_present(iommu_spec->np)))
return NULL;
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply related [flat|nested] 11+ messages in thread
* [PATCH] iommu: of: Fix check for returning EPROBE_DEFER
@ 2017-05-16 5:24 ` Sricharan R
0 siblings, 0 replies; 11+ messages in thread
From: Sricharan R @ 2017-05-16 5:24 UTC (permalink / raw)
To: linux-arm-kernel
While returning EPROBE_DEFER for iommu masters
take in to account of iommu nodes that could be
marked in DT as 'status=disabled', in which case
simply return NULL and let the master's probe
continue rather than deferring.
Signed-off-by: Sricharan R <sricharan@codeaurora.org>
Tested-by: Will Deacon <will.deacon@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
---
drivers/iommu/of_iommu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c
index 9f44ee8..e6e9bec 100644
--- a/drivers/iommu/of_iommu.c
+++ b/drivers/iommu/of_iommu.c
@@ -118,6 +118,7 @@ static bool of_iommu_driver_present(struct device_node *np)
ops = iommu_ops_from_fwnode(fwnode);
if ((ops && !ops->of_xlate) ||
+ !of_device_is_available(iommu_spec->np) ||
(!ops && !of_iommu_driver_present(iommu_spec->np)))
return NULL;
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
^ permalink raw reply related [flat|nested] 11+ messages in thread
* Re: [PATCH] iommu: of: Fix check for returning EPROBE_DEFER
2017-05-16 5:24 ` Sricharan R
(?)
@ 2017-05-16 14:09 ` Jonathan Neuschäfer
-1 siblings, 0 replies; 11+ messages in thread
From: Jonathan Neuschäfer @ 2017-05-16 14:09 UTC (permalink / raw)
To: Sricharan R
Cc: robin.murphy, will.deacon, joro, lorenzo.pieralisi, iommu,
linux-arm-kernel, linux-arm-msm, m.szyprowski, bhelgaas,
linux-pci, linux-acpi, tn, hanjun.guo, okaya, robh+dt,
frowand.list, devicetree, linux-kernel, sudeep.holla, rjw, lenb,
catalin.marinas, arnd, linux-arch, gregkh
Hi, I have a few suggestions on how to make this commit message more
readable:
On Tue, May 16, 2017 at 10:54:13AM +0530, Sricharan R wrote:
> While returning EPROBE_DEFER for iommu masters
Add a comma at the end of this line
> take in to account of iommu nodes that could be
s/in to/into/
s/of iommu/of_iommu/
> marked in DT as 'status=disabled', in which case
> simply return NULL and let the master's probe
> continue rather than deferring.
>
> Signed-off-by: Sricharan R <sricharan@codeaurora.org>
> Tested-by: Will Deacon <will.deacon@arm.com>
> Acked-by: Will Deacon <will.deacon@arm.com>
Thanks,
Jonathan Neuschäfer
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH] iommu: of: Fix check for returning EPROBE_DEFER
@ 2017-05-16 14:09 ` Jonathan Neuschäfer
0 siblings, 0 replies; 11+ messages in thread
From: Jonathan Neuschäfer @ 2017-05-16 14:09 UTC (permalink / raw)
To: Sricharan R
Cc: catalin.marinas, will.deacon, okaya, frowand.list, m.szyprowski,
linux-arch, lorenzo.pieralisi, tn, joro, linux-acpi, linux-pci,
lenb, devicetree, arnd, linux-arm-msm, robh+dt, bhelgaas,
linux-arm-kernel, gregkh, rjw, linux-kernel, iommu, hanjun.guo,
sudeep.holla, robin.murphy
SGksIEkgaGF2ZSBhIGZldyBzdWdnZXN0aW9ucyBvbiBob3cgdG8gbWFrZSB0aGlzIGNvbW1pdCBt
ZXNzYWdlIG1vcmUKcmVhZGFibGU6CgpPbiBUdWUsIE1heSAxNiwgMjAxNyBhdCAxMDo1NDoxM0FN
ICswNTMwLCBTcmljaGFyYW4gUiB3cm90ZToKPiBXaGlsZSByZXR1cm5pbmcgRVBST0JFX0RFRkVS
IGZvciBpb21tdSBtYXN0ZXJzCgpBZGQgYSBjb21tYSBhdCB0aGUgZW5kIG9mIHRoaXMgbGluZQoK
PiB0YWtlIGluIHRvIGFjY291bnQgb2YgaW9tbXUgbm9kZXMgdGhhdCBjb3VsZCBiZQoKcy9pbiB0
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bmVkLW9mZi1ieTogU3JpY2hhcmFuIFIgPHNyaWNoYXJhbkBjb2RlYXVyb3JhLm9yZz4KPiBUZXN0
ZWQtYnk6IFdpbGwgRGVhY29uIDx3aWxsLmRlYWNvbkBhcm0uY29tPgo+IEFja2VkLWJ5OiBXaWxs
IERlYWNvbiA8d2lsbC5kZWFjb25AYXJtLmNvbT4KCgpUaGFua3MsCkpvbmF0aGFuIE5ldXNjaMOk
ZmVyCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51
eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVh
ZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1h
cm0ta2VybmVsCg==
^ permalink raw reply [flat|nested] 11+ messages in thread
* [PATCH] iommu: of: Fix check for returning EPROBE_DEFER
@ 2017-05-16 14:09 ` Jonathan Neuschäfer
0 siblings, 0 replies; 11+ messages in thread
From: Jonathan Neuschäfer @ 2017-05-16 14:09 UTC (permalink / raw)
To: linux-arm-kernel
Hi, I have a few suggestions on how to make this commit message more
readable:
On Tue, May 16, 2017 at 10:54:13AM +0530, Sricharan R wrote:
> While returning EPROBE_DEFER for iommu masters
Add a comma at the end of this line
> take in to account of iommu nodes that could be
s/in to/into/
s/of iommu/of_iommu/
> marked in DT as 'status=disabled', in which case
> simply return NULL and let the master's probe
> continue rather than deferring.
>
> Signed-off-by: Sricharan R <sricharan@codeaurora.org>
> Tested-by: Will Deacon <will.deacon@arm.com>
> Acked-by: Will Deacon <will.deacon@arm.com>
Thanks,
Jonathan Neusch?fer
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH] iommu: of: Fix check for returning EPROBE_DEFER
2017-05-16 14:09 ` Jonathan Neuschäfer
(?)
(?)
@ 2017-05-17 5:17 ` Sricharan R
-1 siblings, 0 replies; 11+ messages in thread
From: Sricharan R @ 2017-05-17 5:17 UTC (permalink / raw)
To: Jonathan Neuschäfer
Cc: catalin.marinas-5wv7dgnIgG8, will.deacon-5wv7dgnIgG8,
okaya-sgV2jX0FEOL9JmXXK+q4OQ,
frowand.list-Re5JQEeQqe8AvxtiuMwx3w,
linux-arch-u79uwXL29TY76Z2rM5mHXA, tn-nYOzD4b6Jr9Wk0Htik3J/w,
linux-acpi-u79uwXL29TY76Z2rM5mHXA,
linux-pci-u79uwXL29TY76Z2rM5mHXA, lenb-DgEjT+Ai2ygdnm+yROfE0A,
devicetree-u79uwXL29TY76Z2rM5mHXA, arnd-r2nGTMty4D4,
linux-arm-msm-u79uwXL29TY76Z2rM5mHXA,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A, bhelgaas-hpIqsD4AKlfQT0dZR+AlfA,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r,
rjw-LthD3rsA81gm4RdzfppkhA, linux-kernel-u79uwXL29TY76Z2rM5mHXA,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA,
sudeep.holla-5wv7dgnIgG8
Hi,
On 5/16/2017 7:39 PM, Jonathan Neuschäfer wrote:
> Hi, I have a few suggestions on how to make this commit message more
> readable:
>
> On Tue, May 16, 2017 at 10:54:13AM +0530, Sricharan R wrote:
>> While returning EPROBE_DEFER for iommu masters
>
> Add a comma at the end of this line
>
>> take in to account of iommu nodes that could be
>
> s/in to/into/
> s/of iommu/of_iommu/
>
ok, will correct the above.
Regards,
Sricharan
>> marked in DT as 'status=disabled', in which case
>> simply return NULL and let the master's probe
>> continue rather than deferring.
>>
>> Signed-off-by: Sricharan R <sricharan@codeaurora.org>
>> Tested-by: Will Deacon <will.deacon@arm.com>
>> Acked-by: Will Deacon <will.deacon@arm.com>
>
>
> Thanks,
> Jonathan Neuschäfer
>
--
"QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH] iommu: of: Fix check for returning EPROBE_DEFER
@ 2017-05-17 5:17 ` Sricharan R
0 siblings, 0 replies; 11+ messages in thread
From: Sricharan R @ 2017-05-17 5:17 UTC (permalink / raw)
To: Jonathan Neuschäfer
Cc: robin.murphy, will.deacon, joro, lorenzo.pieralisi, iommu,
linux-arm-kernel, linux-arm-msm, m.szyprowski, bhelgaas,
linux-pci, linux-acpi, tn, hanjun.guo, okaya, robh+dt,
frowand.list, devicetree, linux-kernel, sudeep.holla, rjw, lenb,
catalin.marinas, arnd, linux-arch, gregkh
Hi,
On 5/16/2017 7:39 PM, Jonathan Neuschäfer wrote:
> Hi, I have a few suggestions on how to make this commit message more
> readable:
>
> On Tue, May 16, 2017 at 10:54:13AM +0530, Sricharan R wrote:
>> While returning EPROBE_DEFER for iommu masters
>
> Add a comma at the end of this line
>
>> take in to account of iommu nodes that could be
>
> s/in to/into/
> s/of iommu/of_iommu/
>
ok, will correct the above.
Regards,
Sricharan
>> marked in DT as 'status=disabled', in which case
>> simply return NULL and let the master's probe
>> continue rather than deferring.
>>
>> Signed-off-by: Sricharan R <sricharan@codeaurora.org>
>> Tested-by: Will Deacon <will.deacon@arm.com>
>> Acked-by: Will Deacon <will.deacon@arm.com>
>
>
> Thanks,
> Jonathan Neuschäfer
>
--
"QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH] iommu: of: Fix check for returning EPROBE_DEFER
@ 2017-05-17 5:17 ` Sricharan R
0 siblings, 0 replies; 11+ messages in thread
From: Sricharan R @ 2017-05-17 5:17 UTC (permalink / raw)
To: Jonathan Neuschäfer
Cc: catalin.marinas, will.deacon, okaya, frowand.list, m.szyprowski,
linux-arch, lorenzo.pieralisi, tn, joro, linux-acpi, linux-pci,
lenb, devicetree, arnd, linux-arm-msm, robh+dt, bhelgaas,
linux-arm-kernel, gregkh, rjw, linux-kernel, iommu, hanjun.guo,
sudeep.holla, robin.murphy
SGksCgpPbiA1LzE2LzIwMTcgNzozOSBQTSwgSm9uYXRoYW4gTmV1c2Now6RmZXIgd3JvdGU6Cj4g
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LCBvbiBiZWhhbGYgb2YgUXVhbGNvbW0gSW5ub3ZhdGlvbiBDZW50ZXIsIEluYy4gaXMgYSBtZW1i
ZXIgb2YgQ29kZSBBdXJvcmEgRm9ydW0sIGhvc3RlZCBieSBUaGUgTGludXggRm91bmRhdGlvbgoK
X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgtYXJt
LWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3Jn
Cmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtYXJtLWtl
cm5lbAo=
^ permalink raw reply [flat|nested] 11+ messages in thread
* [PATCH] iommu: of: Fix check for returning EPROBE_DEFER
@ 2017-05-17 5:17 ` Sricharan R
0 siblings, 0 replies; 11+ messages in thread
From: Sricharan R @ 2017-05-17 5:17 UTC (permalink / raw)
To: linux-arm-kernel
Hi,
On 5/16/2017 7:39 PM, Jonathan Neusch?fer wrote:
> Hi, I have a few suggestions on how to make this commit message more
> readable:
>
> On Tue, May 16, 2017 at 10:54:13AM +0530, Sricharan R wrote:
>> While returning EPROBE_DEFER for iommu masters
>
> Add a comma at the end of this line
>
>> take in to account of iommu nodes that could be
>
> s/in to/into/
> s/of iommu/of_iommu/
>
ok, will correct the above.
Regards,
Sricharan
>> marked in DT as 'status=disabled', in which case
>> simply return NULL and let the master's probe
>> continue rather than deferring.
>>
>> Signed-off-by: Sricharan R <sricharan@codeaurora.org>
>> Tested-by: Will Deacon <will.deacon@arm.com>
>> Acked-by: Will Deacon <will.deacon@arm.com>
>
>
> Thanks,
> Jonathan Neusch?fer
>
--
"QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
^ permalink raw reply [flat|nested] 11+ messages in thread
end of thread, other threads:[~2017-05-17 5:17 UTC | newest]
Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
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2017-05-16 5:24 [PATCH] iommu: of: Fix check for returning EPROBE_DEFER Sricharan R
2017-05-16 5:24 ` Sricharan R
2017-05-16 5:24 ` Sricharan R
2017-05-16 5:24 ` Sricharan R
2017-05-16 14:09 ` Jonathan Neuschäfer
2017-05-16 14:09 ` Jonathan Neuschäfer
2017-05-16 14:09 ` Jonathan Neuschäfer
2017-05-17 5:17 ` Sricharan R
2017-05-17 5:17 ` Sricharan R
2017-05-17 5:17 ` Sricharan R
2017-05-17 5:17 ` Sricharan R
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