gpu: nvpgu: Remove FECS override sysfs API

FECS override PMU support was removed with http://git-master/1297370.
Remove the sysfs API that is wired to that.

Change-Id: I5802e5a8dd78b80c3d255dd93587b24df9203fca
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master/r/1507934
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

6 files changed, 0 insertions, 38 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 61d2dd84..7dc72f7b 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -750,8 +750,6 @@ struct gpu_ops {
                 int (*pmu_lpwr_enable_pg)(struct gk20a *g, bool pstate_lock);
                 int (*pmu_lpwr_disable_pg)(struct gk20a *g, bool pstate_lock);
                 u32 (*pmu_pg_param_post_init)(struct gk20a *g);
-                int (*send_lrf_tex_ltc_dram_overide_en_dis_cmd)
-                        (struct gk20a *g, u32 mask);
                 void (*dump_secure_fuses)(struct gk20a *g);
                 int (*reset)(struct gk20a *g);
                 int (*falcon_wait_for_halt)(struct gk20a *g,
diff --git a/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c b/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
index fefa77fc..7fe25190 100644
--- a/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
@@ -739,7 +739,6 @@ void gk20a_init_pmu_ops(struct gpu_ops *gops)
         gops->pmu.pmu_lpwr_enable_pg = NULL;
         gops->pmu.pmu_lpwr_disable_pg = NULL;
         gops->pmu.pmu_pg_param_post_init = NULL;
-        gops->pmu.send_lrf_tex_ltc_dram_overide_en_dis_cmd = NULL;
         gops->pmu.dump_secure_fuses = NULL;
         gops->pmu.is_lazy_bootstrap = NULL;
         gops->pmu.is_priv_load = NULL;
diff --git a/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c b/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c
index b486acfd..6c5a2502 100644
--- a/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c
@@ -308,7 +308,6 @@ void gm20b_init_pmu_ops(struct gpu_ops *gops)
         gops->pmu.pmu_lpwr_enable_pg = NULL;
         gops->pmu.pmu_lpwr_disable_pg = NULL;
         gops->pmu.pmu_pg_param_post_init = NULL;
-        gops->pmu.send_lrf_tex_ltc_dram_overide_en_dis_cmd = NULL;
         gops->pmu.dump_secure_fuses = pmu_dump_security_fuses_gm20b;
         gops->pmu.reset = NULL;
 }
diff --git a/drivers/gpu/nvgpu/gp106/pmu_gp106.c b/drivers/gpu/nvgpu/gp106/pmu_gp106.c
index 7662f4eb..9b169c38 100644
--- a/drivers/gpu/nvgpu/gp106/pmu_gp106.c
+++ b/drivers/gpu/nvgpu/gp106/pmu_gp106.c
@@ -438,7 +438,6 @@ void gp106_init_pmu_ops(struct gpu_ops *gops)
         gops->pmu.pmu_lpwr_enable_pg = nvgpu_lpwr_enable_pg;
         gops->pmu.pmu_lpwr_disable_pg = nvgpu_lpwr_disable_pg;
         gops->pmu.pmu_pg_param_post_init = nvgpu_lpwr_post_init;
-        gops->pmu.send_lrf_tex_ltc_dram_overide_en_dis_cmd = NULL;
         gops->pmu.dump_secure_fuses = NULL;
         gops->pmu.reset = gp106_falcon_reset;
         gops->pmu.mclk_init = gp106_mclk_init;
diff --git a/drivers/gpu/nvgpu/gp10b/gp10b_sysfs.c b/drivers/gpu/nvgpu/gp10b/gp10b_sysfs.c
index 5a242bb5..1c90d2f9 100644
--- a/drivers/gpu/nvgpu/gp10b/gp10b_sysfs.c
+++ b/drivers/gpu/nvgpu/gp10b/gp10b_sysfs.c
@@ -23,36 +23,6 @@
 
 #define ROOTRW (S_IRWXU|S_IRGRP|S_IROTH)
 
-static ssize_t ecc_enable_store(struct device *dev,
-                struct device_attribute *attr, const char *buf, size_t count)
-{
-        struct gk20a *g = get_gk20a(dev);
-        u32 ecc_mask;
-        u32 err = 0;
-
-        err = sscanf(buf, "%d", &ecc_mask);
-        if (err == 1) {
-                err = g->ops.pmu.send_lrf_tex_ltc_dram_overide_en_dis_cmd
-                        (g, ecc_mask);
-                if (err)
-                        nvgpu_err(g, "ECC override did not happen");
-        } else
-                return -EINVAL;
-        return count;
-}
-
-static ssize_t ecc_enable_read(struct device *dev,
-                struct device_attribute *attr, char *buf)
-{
-        struct gk20a *g = get_gk20a(dev);
-
-        return sprintf(buf, "ecc override =0x%x\n",
-                        g->ops.gr.get_lrf_tex_ltc_dram_override(g));
-}
-
-static DEVICE_ATTR(ecc_enable, ROOTRW, ecc_enable_read, ecc_enable_store);
-
-
 static ssize_t czf_bypass_store(struct device *dev,
                 struct device_attribute *attr, const char *buf, size_t count)
 {
@@ -87,7 +57,6 @@ void gp10b_create_sysfs(struct device *dev)
 
         g->gr.czf_bypass = gr_gpc0_prop_debug1_czf_bypass_init_v();
 
-        error |= device_create_file(dev, &dev_attr_ecc_enable);
         error |= device_create_file(dev, &dev_attr_czf_bypass);
         if (error)
                 nvgpu_err(g, "Failed to create sysfs attributes!");
@@ -95,6 +64,5 @@ void gp10b_create_sysfs(struct device *dev)
 
 void gp10b_remove_sysfs(struct device *dev)
 {
-        device_remove_file(dev, &dev_attr_ecc_enable);
         device_remove_file(dev, &dev_attr_czf_bypass);
 }
diff --git a/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c b/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c
index c3ad8978..58844e8f 100644
--- a/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c
+++ b/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c
@@ -429,7 +429,6 @@ void gp10b_init_pmu_ops(struct gpu_ops *gops)
         gops->pmu.pmu_lpwr_enable_pg = NULL;
         gops->pmu.pmu_lpwr_disable_pg = NULL;
         gops->pmu.pmu_pg_param_post_init = NULL;
-        gops->pmu.send_lrf_tex_ltc_dram_overide_en_dis_cmd = NULL;
         gops->pmu.reset = NULL;
         gops->pmu.dump_secure_fuses = pmu_dump_security_fuses_gp10b;
 }