Ping?
Adding linux-iommu ML.
thanks,
grant
On Tue, Jul 2, 2013 at 9:08 AM, Grant Grundler <grund...@chromium.org> wrote:
> exynos_sysmmu_set_prefbuf() is not called any where.
>
> Signed-off-by: Grant Grundler <grund...@chromium.org>
> ---
> drivers/iommu/exynos-iommu.c | 44
> --------------------------------------------
> 1 file changed, 44 deletions(-)
>
> diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
> index 3f32d64..0740189 100644
> --- a/drivers/iommu/exynos-iommu.c
> +++ b/drivers/iommu/exynos-iommu.c
> @@ -247,50 +247,6 @@ static void __sysmmu_set_prefbuf(void __iomem *sfrbase,
> unsigned long base,
> __raw_writel(size - 1 + base, sfrbase + REG_PB0_EADDR + idx * 8);
> }
>
> -void exynos_sysmmu_set_prefbuf(struct device *dev,
> - unsigned long base0, unsigned long size0,
> - unsigned long base1, unsigned long size1)
> -{
> - struct sysmmu_drvdata *data = dev_get_drvdata(dev->archdata.iommu);
> - unsigned long flags;
> - int i;
> -
> - BUG_ON((base0 + size0) <= base0);
> - BUG_ON((size1 > 0) && ((base1 + size1) <= base1));
> -
> - read_lock_irqsave(&data->lock, flags);
> - if (!is_sysmmu_active(data))
> - goto finish;
> -
> - for (i = 0; i < data->nsfrs; i++) {
> - if ((readl(data->sfrbases[i] + REG_MMU_VERSION) >> 28) == 3) {
> - if (!sysmmu_block(data->sfrbases[i]))
> - continue;
> -
> - if (size1 == 0) {
> - if (size0 <= SZ_128K) {
> - base1 = base0;
> - size1 = size0;
> - } else {
> - size1 = size0 -
> - ALIGN(size0 / 2, SZ_64K);
> - size0 = size0 - size1;
> - base1 = base0 + size0;
> - }
> - }
> -
> - __sysmmu_set_prefbuf(
> - data->sfrbases[i], base0, size0, 0);
> - __sysmmu_set_prefbuf(
> - data->sfrbases[i], base1, size1, 1);
> -
> - sysmmu_unblock(data->sfrbases[i]);
> - }
> - }
> -finish:
> - read_unlock_irqrestore(&data->lock, flags);
> -}
> -
> static void __set_fault_handler(struct sysmmu_drvdata *data,
> sysmmu_fault_handler_t handler)
> {
> --
> 1.8.3
>
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