From: "Michel Dänzer" <michel@daenzer.net>
To: Huacai Chen <chenhuacai@gmail.com>
Cc: Ralf Baechle <ralf@linux-mips.org>,
linux-mips@linux-mips.org, Zhangjin Wu <wuzhangjin@gmail.com>,
Hua Yan <yanh@lemote.com>, Fuxin Zhang <zhangfx@lemote.com>,
dri-devel@lists.freedesktop.org, Hongliang Tao <taohl@lemote.com>,
Huacai Chen <chenhc@lemote.com>
Subject: Re: [PATCH V2 12/16] drm/radeon: Make radeon card usable for Loongson.
Date: Tue, 19 Jun 2012 09:56:45 +0200 [thread overview]
Message-ID: <1340092605.5442.0.camel@thor.local> (raw)
In-Reply-To: <1340088624-25550-13-git-send-email-chenhc@lemote.com>
On Die, 2012-06-19 at 14:50 +0800, Huacai Chen wrote:
> 1, Use 32-bit DMA as a workaround (Loongson has a hardware bug that it
> doesn't support DMA address above 4GB).
> 2, Read vga bios offered by system firmware.
> 3, Handle io prot correctly for MIPS.
> 4, Don't use swiotlb on Loongson machines (when use swiotlb, GPU reset
> occurs at resume from suspend).
Sounds like this should be split up into smaller patches.
> diff --git a/include/drm/drm_sarea.h b/include/drm/drm_sarea.h
> index ee5389d..1d1a858 100644
> --- a/include/drm/drm_sarea.h
> +++ b/include/drm/drm_sarea.h
> @@ -37,6 +37,8 @@
> /* SAREA area needs to be at least a page */
> #if defined(__alpha__)
> #define SAREA_MAX 0x2000U
> +#elif defined(__mips__)
> +#define SAREA_MAX 0x4000U
> #elif defined(__ia64__)
> #define SAREA_MAX 0x10000U /* 64kB */
> #else
Also, this change doesn't seem to be accounted for in the commit log.
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Debian, X and DRI developer
next prev parent reply other threads:[~2012-06-19 7:57 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-19 6:50 [PATCH V2 00/14] MIPS: Add Loongson-3 based machines support Huacai Chen
2012-06-19 6:50 ` [PATCH V2 01/16] MIPS: Loongson: Add basic Loongson-3 definition Huacai Chen
2012-06-19 9:36 ` Florian Fainelli
2012-06-19 10:44 ` Huacai Chen
2012-06-19 6:50 ` [PATCH V2 02/16] MIPS: Loongson: Add basic Loongson-3 CPU support Huacai Chen
2012-06-19 9:47 ` Florian Fainelli
2012-06-19 10:45 ` Huacai Chen
2012-06-19 6:50 ` [PATCH V2 03/16] MIPS: Loongson 3: Add Lemote-3A machtypes definition Huacai Chen
2012-06-19 11:08 ` Sergei Shtylyov
2012-06-19 11:46 ` Huacai Chen
2012-06-19 6:50 ` [PATCH V2 04/16] MIPS: Loongson: Make Loongson-3 to use BCD format for RTC Huacai Chen
2012-06-19 6:50 ` [PATCH V2 05/16] MIPS: Loongson: Add UEFI-like firmware interface support Huacai Chen
2012-06-19 6:50 ` [PATCH V2 06/16] MIPS: Loongson 3: Add HT-linked PCI support Huacai Chen
2012-06-19 6:50 ` [PATCH V2 07/16] MIPS: Loongson 3: Add IRQ init and dispatch support Huacai Chen
2012-06-19 6:50 ` [PATCH V2 08/16] MIPS: Loongson 3: Add serial port support Huacai Chen
2012-06-19 6:50 ` [PATCH V2 09/16] MIPS: Loongson: Add swiotlb to support big memory (>4GB) Huacai Chen
2012-06-19 6:50 ` [PATCH V2 10/16] MIPS: Loongson: Add Loongson-3 Kconfig options Huacai Chen
2012-06-19 6:50 ` [PATCH V2 11/16] ata: Use 32-bit DMA in AHCI for Loongson-3 Huacai Chen
2012-06-19 12:32 ` Jeff Garzik
2012-06-19 12:36 ` Huacai Chen
2012-06-19 6:50 ` [PATCH V2 12/16] drm/radeon: Make radeon card usable for Loongson Huacai Chen
2012-06-19 7:19 ` Lucas Stach
2012-06-19 14:07 ` j.glisse
2012-06-20 6:12 ` Huacai Chen
2012-06-20 6:38 ` Lucas Stach
2012-06-20 6:54 ` Huacai Chen
2012-06-19 7:56 ` Michel Dänzer [this message]
2012-06-19 10:46 ` Huacai Chen
2012-06-19 13:57 ` j.glisse
2012-06-20 1:26 ` Alex Deucher
2012-06-20 8:28 ` Huacai Chen
2012-06-20 16:16 ` Alex Deucher
2012-06-19 6:50 ` [PATCH V2 13/16] ALSA: HDA: Make hda sound " Huacai Chen
2012-06-19 9:09 ` [alsa-devel] " Clemens Ladisch
2012-06-19 9:26 ` Takashi Iwai
2012-06-19 10:47 ` Huacai Chen
2012-06-19 6:50 ` [PATCH V2 14/16] MIPS: Loongson 3: Add Loongson-3 SMP support Huacai Chen
2012-06-19 6:50 ` [PATCH V2 15/16] MIPS: Loongson 3: Add CPU Hotplug support Huacai Chen
2012-06-19 9:31 ` Yong Zhang
2012-06-19 9:31 ` Yong Zhang
2012-06-19 10:51 ` Huacai Chen
2012-06-20 6:36 ` Yong Zhang
2012-06-20 6:36 ` Yong Zhang
2012-06-20 6:57 ` Huacai Chen
2012-06-19 9:32 ` Yong Zhang
2012-06-19 9:32 ` Yong Zhang
2012-06-19 6:50 ` [PATCH V2 16/16] MIPS: Loongson: Add a Loongson-3 default config file Huacai Chen
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