diff options
| -rw-r--r-- | arch/arm/mach-tegra/iovmm-gart.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/iovmm-gart.c b/arch/arm/mach-tegra/iovmm-gart.c index e11b7d8b821b..c1d3a1a88a6f 100644 --- a/arch/arm/mach-tegra/iovmm-gart.c +++ b/arch/arm/mach-tegra/iovmm-gart.c @@ -108,6 +108,7 @@ static int gart_suspend(struct platform_device *pdev, pm_message_t state) GART_ENTRY_ADDR_TABLE_ADDR, gpfn_to_gart(gart,i)); writel(reg, gart->regs + MC_GART_ENTRY_ADDR_0); gart->savedata[i] = readl(gart->regs + MC_GART_ENTRY_DATA_0); + dmb(); } spin_unlock(&gart->pte_lock); return 0; @@ -131,7 +132,10 @@ static int gart_resume(struct platform_device *pdev) GART_ENTRY_ADDR_TABLE_ADDR, gpfn_to_gart(gart, i)); writel(reg, gart->regs + MC_GART_ENTRY_ADDR_0); writel(gart->savedata[i], gart->regs + MC_GART_ENTRY_DATA_0); + dsb(); + outer_sync(); } + reg = NV_DRF_DEF(MC, GART_CONFIG, GART_ENABLE, ENABLE); writel(reg, gart->regs + MC_GART_CONFIG_0); spin_unlock(&gart->pte_lock); |