gpu: nvgpu: gk20a: Fix G_ELPG flush poll

We poll completion of flush sequence by polling the broadcast
register. The polling should be done for a per-slice register
instead.

Bug 1457723

Change-Id: I10aba939175b6d05b05f5f26eebebcbe09d9b4a7
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/382521
Reviewed-by: Juha Tukkinen <jtukkinen@nvidia.com>
Tested-by: Juha Tukkinen <jtukkinen@nvidia.com>

1 files changed, 20 insertions, 4 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/hw_ltc_gk20a.h b/drivers/gpu/nvgpu/gk20a/hw_ltc_gk20a.h
index 65221b59..8ea4ef71 100644
--- a/drivers/gpu/nvgpu/gk20a/hw_ltc_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/hw_ltc_gk20a.h
@@ -198,19 +198,35 @@ static inline u32 ltc_ltcs_ltss_tstg_set_mgmt_2_l2_bypass_mode_enabled_f(void)
 {
         return 0x10000000;
 }
-static inline u32 ltc_ltss_g_elpg_r(void)
+static inline u32 ltc_ltcs_ltss_g_elpg_r(void)
 {
         return 0x0017e828;
 }
-static inline u32 ltc_ltss_g_elpg_flush_v(u32 r)
+static inline u32 ltc_ltcs_ltss_g_elpg_flush_v(u32 r)
 {
         return (r >> 0) & 0x1;
 }
-static inline u32 ltc_ltss_g_elpg_flush_pending_v(void)
+static inline u32 ltc_ltcs_ltss_g_elpg_flush_pending_v(void)
 {
         return 0x00000001;
 }
-static inline u32 ltc_ltss_g_elpg_flush_pending_f(void)
+static inline u32 ltc_ltcs_ltss_g_elpg_flush_pending_f(void)
+{
+        return 0x1;
+}
+static inline u32 ltc_ltc0_ltss_g_elpg_r(void)
+{
+        return 0x00140828;
+}
+static inline u32 ltc_ltc0_ltss_g_elpg_flush_v(u32 r)
+{
+        return (r >> 0) & 0x1;
+}
+static inline u32 ltc_ltc0_ltss_g_elpg_flush_pending_v(void)
+{
+        return 0x00000001;
+}
+static inline u32 ltc_ltc0_ltss_g_elpg_flush_pending_f(void)
 {
         return 0x1;
 }