On 12/05/2013 05:25 AM, Hiroshi Doyu wrote:
> T124 has some new register bits in {TLB,PTC}_CONFIG:
>
> - TLB_RR_ARB and PTC_REQ_LIMIT
> - TLB_ACTIVE_LINES 0x20 instead of 0x10
>
> They are defined as platform data now.
> diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
> @@ -239,6 +240,8 @@ struct smmu_device {
> struct page *avp_vector_page; /* dummy page shared by all AS's */
>
> int nr_xlats; /* number of translation_enable registers */
> + u32 tlb_reset; /* TLB config reset value */
> + u32 ptc_reset; /* PTC config reset value */
> @@ -1320,6 +1327,10 @@ static int tegra_smmu_probe(struct platform_device *pdev)
> + smmu->tlb_reset = (pdata && pdata->tlb_reset) ? pdata->tlb_reset :
> + (SMMU_TLB_CONFIG_RESET_VAL | 0x10);
> + smmu->ptc_reset = (pdata && pdata->ptc_reset) ? pdata->ptc_reset :
> + (SMMU_PTC_CONFIG_RESET_VAL | SMMU_PTC_REQ_LIMIT);
These two parts of this patch could be removed, given my suggestions re:
patch 3/6.
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