gpu: nvgpu: FBPA broadcast support

Add FBPA broadcast support to hwpm regops

Bug 200249125

Change-Id: Iaf413a162a8985bcce94ff96ec6318e129609c4c
Signed-off-by: Tejaswi K <tk@nvidia.com>
Reviewed-on: http://git-master/r/1247408
(cherry picked from commit 4e0a805f5a8762d1a90f3b5dd76902a04941d9ef)
Reviewed-on: http://git-master/r/1252160
Tested-by: Peter Daifuku <pdaifuku@nvidia.com>
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
index ee8b3b63..f5205d75 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
@@ -6567,6 +6567,13 @@ static int gr_gk20a_decode_priv_addr(struct gk20a *g, u32 addr,
                 else if (g->ops.gr.is_ltcn_ltss_addr(g, addr))
                         *broadcast_flags |= PRI_BROADCAST_FLAGS_LTSS;
                 return 0;
+        } else if (pri_is_fbpa_addr(g, addr)) {
+                *addr_type = CTXSW_ADDR_TYPE_FBPA;
+                if (pri_is_fbpa_addr_shared(g, addr)) {
+                        *broadcast_flags |= PRI_BROADCAST_FLAGS_FBPA;
+                        return 0;
+                }
+                return 0;
         } else {
                 *addr_type = CTXSW_ADDR_TYPE_SYS;
                 return 0;
@@ -6609,6 +6616,7 @@ static int gr_gk20a_create_priv_addr_table(struct gk20a *g,
         u32 broadcast_flags;
         u32 t;
         int err;
+        u32 fbpa_num;
 
         t = 0;
         *num_registers = 0;
@@ -6669,6 +6677,12 @@ static int gr_gk20a_create_priv_addr_table(struct gk20a *g,
         } else if (broadcast_flags & PRI_BROADCAST_FLAGS_LTCS) {
                 g->ops.gr.split_ltc_broadcast_addr(g, addr,
                                                         priv_addr_table, &t);
+        } else if (broadcast_flags & PRI_BROADCAST_FLAGS_FBPA) {
+                for (fbpa_num = 0;
+                     fbpa_num < nvgpu_get_litter_value(g, GPU_LIT_NUM_FBPAS);
+                     fbpa_num++)
+                        priv_addr_table[t++] = pri_fbpa_addr(g,
+                                        pri_fbpa_addr_mask(g, addr), fbpa_num);
         } else if (!(broadcast_flags & PRI_BROADCAST_FLAGS_GPC)) {
                 if (broadcast_flags & PRI_BROADCAST_FLAGS_TPC)
                         for (tpc_num = 0;