Re: [PATCH] ARM: shmobile: r7s72100: Enable L2 cache

2017-02-06 Thread Simon Horman
On Thu, Feb 02, 2017 at 04:20:00PM -0500, Chris Brandt wrote: > This enables the 128KB L2 cache in the RZ/A1 (R7S72100). > > The 'Write full line of zeros mode' of this Cortex-A9 cannot be used > because the sideband signals between the CA9 and PL310 are not connected. > Since there is no option t

Re: [PATCH] ARM: shmobile: r7s72100: Enable L2 cache

2017-02-06 Thread Geert Uytterhoeven
Hi Chris, CC linux-arm-kernel On Thu, Feb 2, 2017 at 10:20 PM, Chris Brandt wrote: > This enables the 128KB L2 cache in the RZ/A1 (R7S72100). > > The 'Write full line of zeros mode' of this Cortex-A9 cannot be used > because the sideband signals between the CA9 and PL310 are not connected. > Sin

Re: [PATCH] spi: rspi: fix the bug related to mount/remount jffs2

2017-02-06 Thread Geert Uytterhoeven
Hi Dong, On Mon, Feb 6, 2017 at 2:02 AM, DongCV wrote: > From: Dong > > This patch fixes the output warning logs and data loss when > performing mount/umount then remount the device with jffs2 format. > > This is the warning logs when performing mount/umount then remount the device > with jffs2

Re: [PATCH v2] iommu/ipmmu-vmsa: Restrict IOMMU Domain Geometry to 32-bit address space

2017-02-06 Thread Joerg Roedel
On Tue, Jan 31, 2017 at 12:17:07PM +0100, Geert Uytterhoeven wrote: > Currently, the IPMMU/VMSA driver supports 32-bit I/O Virtual Addresses > only, and thus sets io_pgtable_cfg.ias = 32. However, it doesn't force > a 32-bit IOVA space through the IOMMU Domain Geometry. > > Hence if a device (e.g

[PATCH] dmaengine: rcar: Fix release resources after interrupt process

2017-02-06 Thread Yoshihiro Shimoda
From: Hiroyuki Yokoyama This patch fixes the problem that occasionally released resources before the end of interrupt processing. [ 58.156412] Unable to handle kernel NULL pointer dereference at virtual address [ 58.166155] pgd = 8006f78b [ 58.169822] [] *pgd=

Re: [PATCH] dmaengine: rcar: Fix release resources after interrupt process

2017-02-06 Thread Lars-Peter Clausen
On 02/06/2017 01:30 PM, Yoshihiro Shimoda wrote: > From: Hiroyuki Yokoyama > > This patch fixes the problem that occasionally released resources > before the end of interrupt processing. > > [ 58.156412] Unable to handle kernel NULL pointer dereference at virtual > address > [ 58.1

Re: [PATCH] spi: rspi: fix the bug related to mount/remount jffs2

2017-02-06 Thread Mark Brown
On Mon, Feb 06, 2017 at 10:02:13AM +0900, DongCV wrote: > From: Dong > > This patch fixes the output warning logs and data loss when > performing mount/umount then remount the device with jffs2 format. This is not a good changelog since it does not describe what the problem with the driver is or

RE: [PATCH] ARM: shmobile: r7s72100: Enable L2 cache

2017-02-06 Thread Chris Brandt
Hi Simon, On Monday, February 06, 2017, Simon Horman wrote: > is it possible to apply the .dtsi and .c portions of this change > separately and still get sane behaviour at each step? > > If so I would like to request that this patch be split into two patches, > one for .c and one for .dtsi. This

RE: [PATCH] ARM: shmobile: r7s72100: Enable L2 cache

2017-02-06 Thread Chris Brandt
Hi Geert, On Monday, February 06, 2017, Geert Uytterhoeven wrote: > CC linux-arm-kernel > > On Thu, Feb 2, 2017 at 10:20 PM, Chris Brandt > wrote: > > This enables the 128KB L2 cache in the RZ/A1 (R7S72100). > > > > The 'Write full line of zeros mode' of this Cortex-A9 cannot be used > > because

Re: [PATCH] ARM: shmobile: r7s72100: Enable L2 cache

2017-02-06 Thread Geert Uytterhoeven
Hi Chris, On Mon, Feb 6, 2017 at 3:58 PM, Chris Brandt wrote: > On Monday, February 06, 2017, Geert Uytterhoeven wrote: >> CC linux-arm-kernel >> >> On Thu, Feb 2, 2017 at 10:20 PM, Chris Brandt >> wrote: >> > This enables the 128KB L2 cache in the RZ/A1 (R7S72100). >> > >> > The 'Write full lin

RE: [PATCH] ARM: shmobile: r7s72100: Enable L2 cache

2017-02-06 Thread Chris Brandt
Hi Geert, On Monday, February 06, 2017, Geert Uytterhoeven wrote: > > I agree that faking out a secure write function just so the fill-zeros > > sideband feature is not enabled is a bit of a hack, but I'm not sure > > if modifying the cache-l2x0.c was an option. > > Given I've added "arm,shared-o

Re: [RFC 1/5] pinctrl: rz-pfc: Add Renesas RZ pinctrl core module

2017-02-06 Thread jacopo mondi
Hi Laurent, On 01/02/2017 16:21, Laurent Pinchart wrote: Hi Jacopo, [snip] +} + +/** + * rz_dt_node_to_map() - Parse device tree nodes and collect pins, groups and + * functions I don't think we have groups and functions, do we ? Sort of.. The hardware does not hav

Re: [RFC 1/5] pinctrl: rz-pfc: Add Renesas RZ pinctrl core module

2017-02-06 Thread Tony Lindgren
* jacopo mondi [170206 10:16]: > Currently there is no generic pinctrl and pinmux function to retrieve a > group or function by name, but only by their id (selector). > It would take 10minutes to add them, but I wonder if that's desirable or > there are other ways to do so I haven't found out yet.

RE: [PATCH] dmaengine: rcar: Fix release resources after interrupt process

2017-02-06 Thread Yoshihiro Shimoda
Hi Lars, > -Original Message- > From: Lars-Peter Clausen [mailto:l...@metafoo.de] > Sent: Monday, February 06, 2017 9:40 PM > > On 02/06/2017 01:30 PM, Yoshihiro Shimoda wrote: > > From: Hiroyuki Yokoyama > > > > This patch fixes the problem that occasionally released resources > > befor