evie/android_kernel_oneplus_msm8998
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Merge "msm: mdss: add mdss smmu fault handler for sdm660"

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Linux Build Service Account 2017-04-14 07:29:00 -07:00 • committed by Gerrit - the friendly Code Review server
commit 7e6011e45d
2 changed files with 25 additions and 20 deletions
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6
drivers/video/fbdev/msm/mdss_mdp_pipe.c
View file

@ -2292,6 +2292,9 @@ static int mdss_mdp_src_addr_setup(struct mdss_mdp_pipe *pipe,
mdss_mdp_pipe_write(pipe, MDSS_MDP_REG_SSPP_SRC3_ADDR, addr[2]);
}
MDSS_XLOG(pipe->num, pipe->multirect.num, pipe->mixer_left->num,
pipe->play_cnt, addr[0], addr[1], addr[2], addr[3]);
return 0;
}
@ -2734,9 +2737,6 @@ int mdss_mdp_pipe_queue_data(struct mdss_mdp_pipe *pipe,
goto update_nobuf;
}
MDSS_XLOG(pipe->num, pipe->multirect.num, pipe->mixer_left->num,
pipe->play_cnt, 0x222);
if (params_changed) {
pipe->params_changed = 0;

39
drivers/video/fbdev/msm/mdss_smmu.c
View file

@ -600,24 +600,30 @@ int mdss_smmu_fault_handler(struct iommu_domain *domain, struct device *dev,
(struct mdss_smmu_client *)user_data;
u32 fsynr1, mid, i;
if (!mdss_smmu || !mdss_smmu->mmu_base)
if (!mdss_smmu)
goto end;
fsynr1 = readl_relaxed(mdss_smmu->mmu_base + SMMU_CBN_FSYNR1);
mid = fsynr1 & 0xff;
pr_err("mdss_smmu: iova:0x%lx flags:0x%x fsynr1: 0x%x mid: 0x%x\n",
iova, flags, fsynr1, mid);
if (mdss_smmu->mmu_base) {
fsynr1 = readl_relaxed(mdss_smmu->mmu_base + SMMU_CBN_FSYNR1);
mid = fsynr1 & 0xff;
pr_err("mdss_smmu: iova:0x%lx flags:0x%x fsynr1: 0x%x mid: 0x%x\n",
iova, flags, fsynr1, mid);
/* get domain id information */
for (i = 0; i < MDSS_IOMMU_MAX_DOMAIN; i++) {
if (mdss_smmu == mdss_smmu_get_cb(i))
break;
/* get domain id information */
for (i = 0; i < MDSS_IOMMU_MAX_DOMAIN; i++) {
if (mdss_smmu == mdss_smmu_get_cb(i))
break;
}
if (i == MDSS_IOMMU_MAX_DOMAIN)
goto end;
mdss_mdp_debug_mid(mid);
} else {
pr_err("mdss_smmu: iova:0x%lx flags:0x%x\n",
iova, flags);
MDSS_XLOG_TOUT_HANDLER("mdp");
}
if (i == MDSS_IOMMU_MAX_DOMAIN)
goto end;
mdss_mdp_debug_mid(mid);
end:
return -ENOSYS;
}
@ -844,14 +850,13 @@ int mdss_smmu_probe(struct platform_device *pdev)
mdss_smmu->base.dev = dev;
iommu_set_fault_handler(mdss_smmu->mmu_mapping->domain,
mdss_smmu_fault_handler, mdss_smmu);
address = of_get_address_by_name(pdev->dev.of_node, "mmu_cb", 0, 0);
if (address) {
size = address + 1;
mdss_smmu->mmu_base = ioremap(be32_to_cpu(*address),
be32_to_cpu(*size));
if (mdss_smmu->mmu_base)
iommu_set_fault_handler(mdss_smmu->mmu_mapping->domain,
mdss_smmu_fault_handler, mdss_smmu);
} else {
pr_debug("unable to map context bank base\n");
}