On 02/02/2018 10:45 PM, Pkshih wrote:
On Fri, 2018-02-02 at 14:13 -0600, Larry Finger wrote:
On 02/02/2018 01:50 AM, Pkshih wrote:
Hi James,
In my experiment, unaligned-word-access may get wrong values that
are different from the value by byte-access. Actually, it can simply
verified by
On Fri, 2018-02-02 at 14:13 -0600, Larry Finger wrote:
> On 02/02/2018 01:50 AM, Pkshih wrote:
> > Hi James,
> >
> > In my experiment, unaligned-word-access may get wrong values that
> > are different from the value by byte-access. Actually, it can simply
> > verified by using 'lspci' to check
On 02/02/2018 01:50 AM, Pkshih wrote:
Hi James,
In my experiment, unaligned-word-access may get wrong values that
are different from the value by byte-access. Actually, it can simply
verified by using 'lspci' to check PCI configuration space.
DBI read 0x70f:
_rtl8821ae_dbi_read:1127 r8 0x34f
On 02/02/2018 01:50 AM, Pkshih wrote:
Hi James,
In my experiment, unaligned-word-access may get wrong values that
are different from the value by byte-access. Actually, it can simply
verified by using 'lspci' to check PCI configuration space.
DBI read 0x70f:
_rtl8821ae_dbi_read:1127 r8 0x34f =
> -Original Message-
> From: linux-wireless-ow...@vger.kernel.org
> [mailto:linux-wireless-ow...@vger.kernel.org] On Behalf
> Of James Cameron
> Sent: Thursday, February 01, 2018 2:22 PM
> To: Larry Finger
> Cc: linux-wireless@vger.kernel.org; Pkshih
> Subject:
On Wed, Jan 31, 2018 at 11:06:12AM -0600, Larry Finger wrote:
> On 09/12/2017 05:09 PM, James Cameron wrote:
> >Summary: 40b368af4b75 ("rtlwifi: Fix alignment issues") breaks
> >rtl8821ae keep alive, causing "Connection to AP lost" and deauth,
> >but why?
> >
> >Wireless connection is lost after a
On 09/12/2017 05:09 PM, James Cameron wrote:
Summary: 40b368af4b75 ("rtlwifi: Fix alignment issues") breaks
rtl8821ae keep alive, causing "Connection to AP lost" and deauth, but
why?
Wireless connection is lost after a few seconds or minutes, on every
OLPC NL3 laptop with rtl8821ae, with any
On Thu, Sep 21, 2017 at 09:40:14AM -0500, Larry Finger wrote:
> On 09/21/2017 03:07 AM, James Cameron wrote:
> >My test kernel "-qb" was write_readback = false in sw.c, with 8-bit
> >read of REG_DBI_RDATA, and has been stable for four hours. I'll
> >focus on some more testing of this one. It is
On 09/21/2017 03:07 AM, James Cameron wrote:
My test kernel "-qb" was write_readback = false in sw.c, with 8-bit
read of REG_DBI_RDATA, and has been stable for four hours. I'll focus
on some more testing of this one. It is a surprise.
http://dev.laptop.org/~quozl/z/1dutXk.txt (dmesg)
On Thu, Sep 21, 2017 at 09:22:28AM +1000, James Cameron wrote:
> On Wed, Sep 20, 2017 at 04:48:23PM -0500, Larry Finger wrote:
> > On 09/20/2017 04:36 AM, James Cameron wrote:
> > >When the problem occurs, register 0x350 bit 25 is set, for which a
> > >comment in _rtl8821ae_check_pcie_dma_hang
On Wed, Sep 20, 2017 at 04:48:23PM -0500, Larry Finger wrote:
> On 09/20/2017 04:36 AM, James Cameron wrote:
> >When the problem occurs, register 0x350 bit 25 is set, for which a
> >comment in _rtl8821ae_check_pcie_dma_hang says means there is an RX
> >hang.
> >
> >So perhaps driver should call
On 09/20/2017 04:36 AM, James Cameron wrote:
When the problem occurs, register 0x350 bit 25 is set, for which a
comment in _rtl8821ae_check_pcie_dma_hang says means there is an RX
hang.
So perhaps driver should call _rtl8821ae_check_pcie_dma_hang
and _rtl8821ae_reset_pcie_interface_dma.
Any
On Tue, Sep 19, 2017 at 07:42:04PM +1000, James Cameron wrote:
> On Thu, Sep 14, 2017 at 07:27:39PM +1000, James Cameron wrote:
> > On Wed, Sep 13, 2017 at 07:39:35PM -0500, Larry Finger wrote:
> > > On 09/13/2017 04:46 PM, James Cameron wrote:
> > > >
> > > >I'll give it some more testing and let
On Thu, Sep 14, 2017 at 07:27:39PM +1000, James Cameron wrote:
> On Wed, Sep 13, 2017 at 07:39:35PM -0500, Larry Finger wrote:
> > On 09/13/2017 04:46 PM, James Cameron wrote:
> > >
> > >I'll give it some more testing and let you know, but it seems as
> > >capable of keeping a connection as 4.13
On Wed, Sep 13, 2017 at 07:39:35PM -0500, Larry Finger wrote:
> On 09/13/2017 04:46 PM, James Cameron wrote:
> >
> >I'll give it some more testing and let you know, but it seems as
> >capable of keeping a connection as 4.13 plus my earlier revert.
> >
Testing went well; removing the call to
On Wed, Sep 13, 2017 at 10:01:37AM -0500, Larry Finger wrote:
> Thank you very much for making the effort to bisect this problem. I
> know that several people have reported the problem, which we cannot
> duplicate; however, most of them just say it drops the connection
> and do nothing more. In
On 09/12/2017 05:09 PM, James Cameron wrote:
Summary: 40b368af4b75 ("rtlwifi: Fix alignment issues") breaks
rtl8821ae keep alive, causing "Connection to AP lost" and deauth, but
why?
Wireless connection is lost after a few seconds or minutes, on every
OLPC NL3 laptop with rtl8821ae, with any
Summary: 40b368af4b75 ("rtlwifi: Fix alignment issues") breaks
rtl8821ae keep alive, causing "Connection to AP lost" and deauth, but
why?
Wireless connection is lost after a few seconds or minutes, on every
OLPC NL3 laptop with rtl8821ae, with any stable kernel after 4.10.1,
and any kernel with
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