From: Konrad Rzeszutek Wilk <konrad.wilk@oracle•com>
To: Albert Herranz <albert_herranz@yahoo•es>
Cc: iommu@lists•linux-foundation.org, linux-usb@vger•kernel.org,
linuxppc-dev@lists•ozlabs.org
Subject: Re: [PATCH v5 08/10] wii: add mem2 dma mapping ops
Date: Fri, 19 Mar 2010 15:51:14 -0400 [thread overview]
Message-ID: <20100319195114.GD31908@phenom.dumpdata.com> (raw)
In-Reply-To: <1269023546-25534-9-git-send-email-albert_herranz@yahoo.es>
> +/*
> + * The mem2_dma "device".
> + *
> + * This device "owns" a pool of coherent MEM2 memory that can be shared among
> + * several devices requiring MEM2 DMA buffers, instead of dedicating specific
> + * pools for each device.
> + *
> + * A device can use the shared coherent MEM2 memory pool by calling
> + * wii_set_mem2_dma_constraints().
> + *
> + */
> +
> +struct mem2_dma {
> + struct platform_device *pdev;
> +
The space there isn't neccessary.
> + dma_addr_t dma_base;
I think you need only one of them. You don't seem to use 'base'
> + void *base;
> + size_t size;
> +};
next prev parent reply other threads:[~2010-03-19 20:22 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-19 18:32 [PATCH v5 00/10] wii: add usb 2.0 support Albert Herranz
2010-03-19 18:32 ` [PATCH v5 01/10] swiotbl: add back swiotlb_alloc_boot() Albert Herranz
2010-03-19 18:32 ` [PATCH v5 02/10] swiotlb: make swiotlb_bounce() __weak Albert Herranz
2010-03-19 18:32 ` [PATCH v5 03/10] powerpc: add per-device dma coherent support Albert Herranz
2010-03-19 18:32 ` [PATCH v5 04/10] powerpc: add min_direct_dma_addr Albert Herranz
2010-03-19 18:32 ` [PATCH v5 05/10] USB: refactor unmap_urb_for_dma/map_urb_for_dma Albert Herranz
2010-03-19 18:32 ` [PATCH v5 06/10] USB: add HCD_NO_COHERENT_MEM host controller driver flag Albert Herranz
2010-03-19 18:32 ` [PATCH v5 07/10] wii: have generic dma coherent Albert Herranz
2010-03-19 18:32 ` [PATCH v5 08/10] wii: add mem2 dma mapping ops Albert Herranz
2010-03-19 19:50 ` Konrad Rzeszutek Wilk
2010-03-20 0:59 ` Albert Herranz
2010-03-19 19:51 ` Konrad Rzeszutek Wilk [this message]
2010-03-20 0:58 ` Albert Herranz
2010-03-19 18:32 ` [PATCH v5 09/10] wii: enable swiotlb Albert Herranz
2010-03-19 18:32 ` [PATCH v5 10/10] wii: hollywood ehci controller support Albert Herranz
2010-03-19 19:01 ` [PATCH v5 00/10] wii: add usb 2.0 support Alan Stern
2010-03-19 19:13 ` Albert Herranz
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