gpu: nvgpu: add sw method for SHADER_CUT_COLLECTOR

Added sw method for NVC397_SET_SHADER_CUT_COLLECTOR
to enable/disable SHADER_CUT_COLLECTOR_STATE.

Added support for this sw method in gv11b and gv100.

Bug 2108381

Change-Id: Ief2c2bf5d9c99779dad3b1243041c5efe56287d3
Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1703662
GVS: Gerrit_Virtual_Submit
Reviewed-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2 files changed, 26 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gv11b/gr_gv11b.c b/drivers/gpu/nvgpu/gv11b/gr_gv11b.c
index 3ae09058..52e442f3 100644
--- a/drivers/gpu/nvgpu/gv11b/gr_gv11b.c
+++ b/drivers/gpu/nvgpu/gv11b/gr_gv11b.c
@@ -1202,6 +1202,25 @@ static void gv11b_gr_set_shader_exceptions(struct gk20a *g, u32 data)
         }
 }
 
+static void gr_gv11b_set_shader_cut_collector(struct gk20a *g, u32 data)
+{
+        u32 val;
+
+        nvgpu_log_fn(g, "gr_gv11b_set_shader_cut_collector");
+
+        val = gk20a_readl(g, gr_gpcs_tpcs_sm_l1tag_ctrl_r());
+        if (data & NVC397_SET_SHADER_CUT_COLLECTOR_STATE_ENABLE)
+                val = set_field(val,
+                        gr_gpcs_tpcs_sm_l1tag_ctrl_always_cut_collector_m(),
+                        gr_gpcs_tpcs_sm_l1tag_ctrl_always_cut_collector_enable_f());
+        else
+                val = set_field(val,
+                        gr_gpcs_tpcs_sm_l1tag_ctrl_always_cut_collector_m(),
+                        gr_gpcs_tpcs_sm_l1tag_ctrl_always_cut_collector_disable_f());
+        gk20a_writel(g, gr_gpcs_tpcs_sm_l1tag_ctrl_r(), val);
+}
+
+
 int gr_gv11b_handle_sw_method(struct gk20a *g, u32 addr,
                                      u32 class_num, u32 offset, u32 data)
 {
@@ -1249,6 +1268,9 @@ int gr_gv11b_handle_sw_method(struct gk20a *g, u32 addr,
                 case NVC397_SET_BES_CROP_DEBUG4:
                         g->ops.gr.set_bes_crop_debug4(g, data);
                         break;
+                case NVC397_SET_SHADER_CUT_COLLECTOR:
+                        gr_gv11b_set_shader_cut_collector(g, data);
+                        break;
                 default:
                         goto fail;
                 }
diff --git a/drivers/gpu/nvgpu/gv11b/gr_gv11b.h b/drivers/gpu/nvgpu/gv11b/gr_gv11b.h
index 398731a4..dac82677 100644
--- a/drivers/gpu/nvgpu/gv11b/gr_gv11b.h
+++ b/drivers/gpu/nvgpu/gv11b/gr_gv11b.h
@@ -63,6 +63,7 @@ enum {
 #define NVC397_SET_SKEDCHECK                    0x10c0
 #define NVC397_SET_BES_CROP_DEBUG3              0x10c4
 #define NVC397_SET_BES_CROP_DEBUG4              0x10b0
+#define NVC397_SET_SHADER_CUT_COLLECTOR         0x10c8
 
 #define NVC397_SET_TEX_IN_DBG_TSL1_RVCH_INVALIDATE              0x1
 #define NVC397_SET_TEX_IN_DBG_SM_L1TAG_CTRL_CACHE_SURFACE_LD    0x2
@@ -73,6 +74,9 @@ enum {
 #define NVC397_SET_SKEDCHECK_18_DISABLE                         0x1
 #define NVC397_SET_SKEDCHECK_18_ENABLE                          0x2
 
+#define NVC397_SET_SHADER_CUT_COLLECTOR_STATE_DISABLE           0x0
+#define NVC397_SET_SHADER_CUT_COLLECTOR_STATE_ENABLE            0x1
+
 #define NVC3C0_SET_SKEDCHECK                    0x23c
 
 #define NVA297_SET_SHADER_EXCEPTIONS_ENABLE_FALSE 0