From 0624c3128ea6faae6ccc47698cbef92f5b26cca5 Mon Sep 17 00:00:00 2001 From: Chintan Pandya Date: Tue, 11 Mar 2014 17:59:28 -0700 Subject: iommu: msm: Enable aggregated CB interrupts for secure SMMUs also Present logic of enabling aggregated CB interrupts works only for non-secure SMMUs. Improvise that logic to enable interrupts for secure SMMUs also. Change-Id: I77f914de760562ce30b7ade512a12639eb84af6d Signed-off-by: Chintan Pandya --- drivers/iommu/msm_iommu-v1.c | 2 +- drivers/iommu/msm_iommu_sec.c | 17 ++++++++++++----- 2 files changed, 13 insertions(+), 6 deletions(-) (limited to 'drivers/iommu') diff --git a/drivers/iommu/msm_iommu-v1.c b/drivers/iommu/msm_iommu-v1.c index cfa91aaac15c..7f1f7bcd0e73 100644 --- a/drivers/iommu/msm_iommu-v1.c +++ b/drivers/iommu/msm_iommu-v1.c @@ -825,7 +825,7 @@ static int msm_iommu_attach_dev(struct iommu_domain *domain, struct device *dev) iommu_resume(iommu_drvdata); } else { ret = msm_iommu_sec_program_iommu( - iommu_drvdata->sec_id, ctx_drvdata->num); + iommu_drvdata, ctx_drvdata); if (ret) { __disable_regulators(iommu_drvdata); __disable_clocks(iommu_drvdata); diff --git a/drivers/iommu/msm_iommu_sec.c b/drivers/iommu/msm_iommu_sec.c index c6de1713bca7..80ed1704d3b5 100644 --- a/drivers/iommu/msm_iommu_sec.c +++ b/drivers/iommu/msm_iommu_sec.c @@ -414,7 +414,8 @@ fail: return ret; } -int msm_iommu_sec_program_iommu(int sec_id, u32 cb_num) +int msm_iommu_sec_program_iommu(struct msm_iommu_drvdata *drvdata, + struct msm_iommu_ctx_drvdata *ctx_drvdata) { struct msm_scm_sec_cfg { unsigned int id; @@ -422,8 +423,14 @@ int msm_iommu_sec_program_iommu(int sec_id, u32 cb_num) } cfg; int ret, scm_ret = 0; - cfg.id = sec_id; - cfg.spare = cb_num; + cfg.id = drvdata->sec_id; + cfg.spare = ctx_drvdata->num; + + if (drvdata->smmu_local_base) { + writel_relaxed(0xFFFFFFFF, drvdata->smmu_local_base + + SMMU_INTR_SEL_NS); + mb(); + } ret = scm_call(SCM_SVC_MP, IOMMU_SECURE_CFG, &cfg, sizeof(cfg), &scm_ret, sizeof(scm_ret)); @@ -643,8 +650,8 @@ static int msm_iommu_attach_dev(struct iommu_domain *domain, struct device *dev) goto fail; } - ret = msm_iommu_sec_program_iommu(iommu_drvdata->sec_id, - ctx_drvdata->num); + ret = msm_iommu_sec_program_iommu(iommu_drvdata, + ctx_drvdata); /* bfb settings are always programmed by HLOS */ program_iommu_bfb_settings(iommu_drvdata->base, -- cgit v1.2.3