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From: tomasz.figa@gmail.com (Tomasz Figa)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 6/7] ARM: EXYNOS: Add support for non-secure L2X0 resume
Date: Mon, 15 Sep 2014 23:31:18 +0200	[thread overview]
Message-ID: <54175AA6.3050702@gmail.com> (raw)
In-Reply-To: <20140915090353.GD12379@n2100.arm.linux.org.uk>

On 15.09.2014 11:03, Russell King - ARM Linux wrote:
>> diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c
>> index 554b350..71bcfbd 100644
>> --- a/arch/arm/mach-exynos/firmware.c
>> +++ b/arch/arm/mach-exynos/firmware.c
>> @@ -102,7 +102,9 @@ static int exynos_suspend(void)
>>  	writel(EXYNOS_SLEEP_MAGIC, sysram_ns_base_addr + EXYNOS_BOOT_FLAG);
>>  	writel(virt_to_phys(exynos_cpu_resume_ns),
>>  		sysram_ns_base_addr + EXYNOS_BOOT_ADDR);
>> -
>> +#ifdef CONFIG_CACHE_L2X0
>> +	l2x0_regs_phys = virt_to_phys(&l2x0_saved_regs);
>> +#endif
> 
> NAK.  Please look at how arch/arm/mm/l2c-l2x0-resume.S gets the address
> of this structure in assembly code.  The name of this variable is crap
> in any case.  It's not the registers, it's the saved registers.  So even
> more reason to kill this abomination, which incidentally, I've already
> killed off once before in the exynos code.
> 

Right. The way l2c-l2x0-resume.S does this is much better. Somehow I
overlooked it when implementing this.

Best regards,
Tomasz

  reply	other threads:[~2014-09-15 21:31 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-26 14:17 [PATCH v4 0/7] Enable L2 cache support on Exynos4210/4x12 SoCs Tomasz Figa
2014-08-26 14:17 ` [PATCH v4 1/7] ARM: l2c: Refactor the driver to use commit-like interface Tomasz Figa
2014-08-26 14:17 ` [PATCH v4 2/7] ARM: l2c: Add interface to ask hypervisor to configure L2C Tomasz Figa
2014-08-26 14:17 ` [PATCH v4 3/7] ARM: l2c: Get outer cache .write_sec callback from mach_desc only if not NULL Tomasz Figa
2014-08-26 14:17 ` [PATCH v4 4/7] ARM: l2c: Add support for overriding prefetch settings Tomasz Figa
2014-09-19  9:50   ` Alexandre Belloni
2014-09-19 16:39     ` Russell King - ARM Linux
2014-09-19 18:30       ` Alexandre Belloni
2014-09-20  8:31         ` Russell King - ARM Linux
2014-08-26 14:17 ` [PATCH v4 5/7] ARM: EXYNOS: Add .write_sec outer cache callback for L2C-310 Tomasz Figa
2014-09-15  8:58   ` Russell King - ARM Linux
2014-09-15 21:27     ` Tomasz Figa
2014-08-26 14:17 ` [PATCH v4 6/7] ARM: EXYNOS: Add support for non-secure L2X0 resume Tomasz Figa
2014-09-15  9:03   ` Russell King - ARM Linux
2014-09-15 21:31     ` Tomasz Figa [this message]
2014-08-26 14:18 ` [PATCH v4 7/7] ARM: dts: exynos4: Add nodes for L2 cache controller Tomasz Figa
2014-09-14 17:50 ` [PATCH v4 0/7] Enable L2 cache support on Exynos4210/4x12 SoCs Tomasz Figa

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