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From: Serge Semin <Sergey.Semin@baikalelectronics.ru>
To: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>,
	Paul Burton <paulburton@kernel.org>,
	Ralf Baechle <ralf@linux-mips.org>, Arnd Bergmann <arnd@arndb.de>,
	Rob Herring <robh+dt@kernel.org>, <linux-pm@vger.kernel.org>,
	<devicetree@vger.kernel.org>,
	Allison Randal <allison@lohutok.net>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	<linux-mips@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 14/20] mips: Use offset-sized IO-mem accessors in CPS debug printout
Date: Wed, 6 May 2020 22:52:46 +0300	[thread overview]
Message-ID: <20200506195246.noammz7zdt4d6gb4@mobilestation> (raw)
In-Reply-To: <82e98cee-d39e-7df2-8b0d-ac77defd5dd8@cogentembedded.com>

Hi

On Wed, May 06, 2020 at 09:16:24PM +0300, Sergei Shtylyov wrote:
> Hello!
> 
> On 05/06/2020 08:42 PM, Sergey.Semin@baikalelectronics.ru wrote:
> 
> > From: Serge Semin <Sergey.Semin@baikalelectronics.ru>
> > 
> > Similar to commit 8e5c62e38a88 ("mips: early_printk_8250: Use offset-sized
> > IO-mem accessors") the IO-memory might require to use a proper load/store
> > instructions (like Bailal-T1 IO-memory). To fix the cps-vec UART debug
> 
>    Baikal? :-)

Yeah, thanks.)

> 
> > printout lets use the memory access instructions in accordance with the
> > UART registers offset config specified at boot time.
> > 
> > Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
> > Cc: Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>
> > Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
> > Cc: Paul Burton <paulburton@kernel.org>
> > Cc: Ralf Baechle <ralf@linux-mips.org>
> > Cc: Arnd Bergmann <arnd@arndb.de>
> > Cc: Rob Herring <robh+dt@kernel.org>
> > Cc: linux-pm@vger.kernel.org
> > Cc: devicetree@vger.kernel.org
> > 
> > ---
> > There might be another problem in cps-vec-ns16550.S connected with the
> > difference in CPU/devices endinanness on some platforms. But there is
> 
>    Endianness.

Ah, this won't get into the commit message anyway. But thanks for noticing.)

-Sergey


> 
> > no such for Baikal-T1 SoC.
> [...]
> 
> MBR, Sergei

  reply	other threads:[~2020-05-06 19:52 UTC|newest]

Thread overview: 89+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-06 12:46 [PATCH 00/22] mips: Prepare MIPS-arch code for Baikal-T1 SoC support Sergey.Semin
2020-05-06 17:42 ` [PATCH v2 00/20] " Sergey.Semin
2020-05-06 17:42   ` [PATCH v2 01/20] dt-bindings: power: Convert mti,mips-cpc to DT schema Sergey.Semin
2020-05-14 15:09     ` Rob Herring
2020-05-14 18:04       ` Serge Semin
2020-05-06 17:42   ` [PATCH v2 02/20] dt-bindings: bus: Add MIPS CDMM controller Sergey.Semin
2020-05-14 15:09     ` Rob Herring
2020-05-14 18:05       ` Serge Semin
2020-05-06 17:42   ` [PATCH v2 03/20] dt-bindings: Add vendor prefix for Baikal Electronics, JSC Sergey.Semin
2020-05-06 17:55     ` Sam Ravnborg
2020-05-06 19:20       ` Serge Semin
2020-05-06 19:26         ` Sam Ravnborg
2020-05-06 20:18           ` Serge Semin
2020-05-14 18:13     ` Serge Semin
2020-05-14 18:31     ` Rob Herring
2020-05-06 17:42   ` [PATCH v2 04/20] mips: cm: Fix an invalid error code of INTVN_*_ERR Sergey.Semin
2020-05-07 11:10     ` Thomas Bogendoerfer
2020-05-07 21:32       ` Serge Semin
2020-05-06 17:42   ` [PATCH v2 05/20] mips: cm: Add L2 ECC/parity errors reporting Sergey.Semin
2020-05-07 11:17     ` Thomas Bogendoerfer
2020-05-07 21:38       ` Serge Semin
2020-05-06 17:42   ` [PATCH v2 06/20] mips: Add MIPS32 Release 5 support Sergey.Semin
2020-05-08 13:30     ` Thomas Bogendoerfer
2020-05-10 22:05       ` Serge Semin
2020-05-06 17:42   ` [PATCH v2 07/20] mips: Add MIPS Warrior P5600 support Sergey.Semin
2020-05-07 11:17     ` Thomas Bogendoerfer
2020-05-07 21:19       ` Serge Semin
2020-05-08  9:32         ` Thomas Bogendoerfer
2020-05-08 12:21           ` Thomas Bogendoerfer
2020-05-10 22:09             ` Serge Semin
2020-05-06 17:42   ` [PATCH v2 08/20] mips: Fix cpu_has_mips64r1/2 activation for MIPS32 CPUs Sergey.Semin
2020-05-08 13:28     ` Thomas Bogendoerfer
2020-05-10 23:59       ` Serge Semin
2020-05-06 17:42   ` [PATCH v2 09/20] mips: Add CP0 Write Merge config support Sergey.Semin
2020-05-06 17:42   ` [PATCH v2 10/20] mips: Add CONFIG/CONFIG6/Cause reg fields macro Sergey.Semin
2020-05-06 17:42   ` [PATCH v2 11/20] mips: MAAR: Use more precise address mask Sergey.Semin
2020-05-07 11:09     ` Thomas Bogendoerfer
2020-05-07 19:13       ` Serge Semin
2020-05-08  9:22         ` Thomas Bogendoerfer
2020-05-10 22:13           ` Serge Semin
2020-05-06 17:42   ` [PATCH v2 12/20] mips: MAAR: Add XPA mode support Sergey.Semin
2020-05-19 15:42     ` Thomas Bogendoerfer
2020-05-20 11:30       ` Serge Semin
2020-05-06 17:42   ` [PATCH v2 13/20] mips: early_printk_8250: Use offset-sized IO-mem accessors Sergey.Semin
2020-05-06 17:42   ` [PATCH v2 14/20] mips: Use offset-sized IO-mem accessors in CPS debug printout Sergey.Semin
2020-05-06 18:16     ` Sergei Shtylyov
2020-05-06 19:52       ` Serge Semin [this message]
2020-05-06 17:42   ` [PATCH v2 15/20] mips: cdmm: Add mti,mips-cdmm dtb node support Sergey.Semin
2020-05-06 17:42   ` [PATCH v2 16/20] bus: cdmm: Add MIPS R5 arch support Sergey.Semin
2020-05-06 17:42   ` [PATCH v2 17/20] mips: Add udelay lpj numbers adjustment Sergey.Semin
2020-05-08 12:15     ` Jiaxun Yang
2020-05-06 17:42   ` [PATCH v2 18/20] mips: csrc-r4k: Decrease r4k-clocksource rating if CPU_FREQ enabled Sergey.Semin
2020-05-08 15:41     ` Thomas Bogendoerfer
2020-05-11 13:31       ` Serge Semin
2020-05-15  7:48         ` Serge Semin
2020-05-15 21:06           ` Thomas Bogendoerfer
2020-05-16 11:55             ` Serge Semin
2020-05-18 13:48             ` Serge Semin
2020-05-18 16:32               ` Thomas Bogendoerfer
2020-05-18 20:57                 ` Serge Semin
2020-05-19 15:50                   ` Thomas Bogendoerfer
2020-05-20 11:59                     ` Serge Semin
2020-05-20 14:03                       ` Serge Semin
2020-05-20 18:40                       ` Thomas Bogendoerfer
2020-05-20 21:13                         ` Serge Semin
2020-05-20 12:12                     ` Serge Semin
2020-05-20 12:21                       ` Serge Semin
2020-05-20 13:38                       ` Thomas Bogendoerfer
2020-05-20 13:48                         ` Serge Semin
2020-05-20 18:30                           ` Thomas Bogendoerfer
2020-05-20 21:12                             ` Serge Semin
2020-05-06 17:42   ` [PATCH v2 19/20] mips: cevt-r4k: Update the r4k-clockevent frequency in sync with CPU Sergey.Semin
2020-05-08 15:40     ` Thomas Bogendoerfer
2020-05-11  0:34       ` Serge Semin
2020-05-06 17:42   ` [PATCH v2 20/20] cpufreq: Return zero on success in boost sw setting Sergey.Semin
2020-05-15 15:58     ` Rafael J. Wysocki
2020-05-16 12:52       ` Serge Semin
2020-05-18  7:41         ` Viresh Kumar
2020-05-18  9:53           ` Rafael J. Wysocki
2020-05-18 10:11             ` Viresh Kumar
2020-05-18 10:22               ` Rafael J. Wysocki
2020-05-18 10:24                 ` Viresh Kumar
2020-05-18 10:31                   ` Serge Semin
2020-05-18 10:41                     ` Rafael J. Wysocki
2020-05-18 10:46                       ` Serge Semin
2020-05-18 10:51                         ` Rafael J. Wysocki
2020-05-18 10:56                           ` Serge Semin
2020-05-18 11:05                             ` Rafael J. Wysocki
2020-05-19  1:50                               ` Xiongfeng Wang

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