gpu: nvgpu: gv11b: Add LRF + CBU parity support

This CL covers the following parity support (uncorrected error),
1) SM's LRF
2) SM's CBU

Volta Resiliency Id - Volta-637

JIRA GPUT19X-85
JIRA GPUT19X-110

Bug 1775457

Change-Id: I3befb1fe22719d06aa819ef27654aaf97f911a9b
Signed-off-by: Lakshmanan M <lm@nvidia.com>
Reviewed-on: http://git-master/r/1481791
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@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 8ca9dd30..d235b261 100644
--- a/drivers/gpu/nvgpu/gv11b/platform_gv11b_tegra.c
+++ b/drivers/gpu/nvgpu/gv11b/platform_gv11b_tegra.c
@@ -125,6 +125,8 @@ struct gk20a_platform t19x_gpu_tegra_platform = {
 
 static struct device_attribute *dev_attr_sm_l1_tag_ecc_corrected_err_count_array;
 static struct device_attribute *dev_attr_sm_l1_tag_ecc_uncorrected_err_count_array;
+static struct device_attribute *dev_attr_sm_cbu_ecc_corrected_err_count_array;
+static struct device_attribute *dev_attr_sm_cbu_ecc_uncorrected_err_count_array;
 
 void gr_gv11b_create_sysfs(struct device *dev)
 {
@@ -151,6 +153,18 @@ void gr_gv11b_create_sysfs(struct device *dev)
                                 &g->gr.t19x.ecc_stats.sm_l1_tag_uncorrected_err_count,
                                 dev_attr_sm_l1_tag_ecc_uncorrected_err_count_array);
 
+        error |= gr_gp10b_ecc_stat_create(dev,
+                                0,
+                                "sm_cbu_ecc_corrected_err_count",
+                                &g->gr.t19x.ecc_stats.sm_cbu_corrected_err_count,
+                                dev_attr_sm_cbu_ecc_corrected_err_count_array);
+
+        error |= gr_gp10b_ecc_stat_create(dev,
+                                0,
+                                "sm_cbu_ecc_uncorrected_err_count",
+                                &g->gr.t19x.ecc_stats.sm_cbu_uncorrected_err_count,
+                                dev_attr_sm_cbu_ecc_uncorrected_err_count_array);
+
         if (error)
                 dev_err(dev, "Failed to create gv11b sysfs attributes!\n");
 }
@@ -168,4 +182,15 @@ static void gr_gv11b_remove_sysfs(struct device *dev)
                         0,
                         &g->gr.t19x.ecc_stats.sm_l1_tag_uncorrected_err_count,
                         dev_attr_sm_l1_tag_ecc_uncorrected_err_count_array);
+
+        gr_gp10b_ecc_stat_remove(dev,
+                        0,
+                        &g->gr.t19x.ecc_stats.sm_cbu_corrected_err_count,
+                        dev_attr_sm_cbu_ecc_corrected_err_count_array);
+
+        gr_gp10b_ecc_stat_remove(dev,
+                        0,
+                        &g->gr.t19x.ecc_stats.sm_cbu_uncorrected_err_count,
+                        dev_attr_sm_cbu_ecc_uncorrected_err_count_array);
+
 }