gpu: nvgpu: GPC MMU ECC support

Adding support for GPC MMU ECC error handling

JIRA: GPUT19X-112

Change-Id: I62083bf2f144ff628ecd8c0aefc8d227a233ff36
Signed-off-by: David Nieto <dmartineznie@nvidia.com>
Reviewed-on: http://git-master/r/1490772
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 25 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gv11b/platform_gv11b_tegra.c b/drivers/gpu/nvgpu/gv11b/platform_gv11b_tegra.c
index 432af7c1..c69e1478 100644
--- a/drivers/gpu/nvgpu/gv11b/platform_gv11b_tegra.c
+++ b/drivers/gpu/nvgpu/gv11b/platform_gv11b_tegra.c
@@ -171,6 +171,8 @@ static struct device_attribute *dev_attr_sm_icache_ecc_corrected_err_count_array
 static struct device_attribute *dev_attr_sm_icache_ecc_uncorrected_err_count_array;
 static struct device_attribute *dev_attr_gcc_l15_ecc_corrected_err_count_array;
 static struct device_attribute *dev_attr_gcc_l15_ecc_uncorrected_err_count_array;
+static struct device_attribute *dev_attr_mmu_l1tlb_ecc_corrected_err_count_array;
+static struct device_attribute *dev_attr_mmu_l1tlb_ecc_uncorrected_err_count_array;
 
 static struct device_attribute *dev_attr_fecs_ecc_corrected_err_count_array;
 static struct device_attribute *dev_attr_fecs_ecc_uncorrected_err_count_array;
@@ -295,6 +297,19 @@ void gr_gv11b_create_sysfs(struct device *dev)
                                 &g->ecc.gr.t19x.gpccs_corrected_err_count,
                                 dev_attr_gpccs_ecc_corrected_err_count_array);
 
+        error |= gp10b_ecc_stat_create(dev,
+                                g->gr.gpc_count,
+                                "gpc",
+                                "mmu_l1tlb_ecc_uncorrected_err_count",
+                                &g->ecc.gr.t19x.mmu_l1tlb_uncorrected_err_count,
+                                dev_attr_mmu_l1tlb_ecc_uncorrected_err_count_array);
+
+        error |= gp10b_ecc_stat_create(dev,
+                                g->gr.gpc_count,
+                                "gpc",
+                                "mmu_l1tlb_ecc_corrected_err_count",
+                                &g->ecc.gr.t19x.mmu_l1tlb_corrected_err_count,
+                                dev_attr_mmu_l1tlb_ecc_corrected_err_count_array);
         if (error)
                 dev_err(dev, "Failed to create gv11b sysfs attributes!\n");
 }
@@ -382,4 +397,14 @@ static void gr_gv11b_remove_sysfs(struct device *dev)
                         g->gr.gpc_count,
                         &g->ecc.gr.t19x.gpccs_corrected_err_count,
                         dev_attr_gpccs_ecc_corrected_err_count_array);
+
+        gp10b_ecc_stat_remove(dev,
+                        g->gr.gpc_count,
+                        &g->ecc.gr.t19x.mmu_l1tlb_uncorrected_err_count,
+                        dev_attr_mmu_l1tlb_ecc_uncorrected_err_count_array);
+
+        gp10b_ecc_stat_remove(dev,
+                        g->gr.gpc_count,
+                        &g->ecc.gr.t19x.mmu_l1tlb_corrected_err_count,
+                        dev_attr_mmu_l1tlb_ecc_corrected_err_count_array);
 }