gpu: nvgpu: Add multiple engine and runlist support

This CL covers the following modification,
1) Added multiple engine_info support
2) Added multiple runlist_info support
3) Initial changes for ASYNC CE support
4) Added ASYNC CE interrupt handling support
   for gm206 GPU family
5) Added generic mechanism to identify the
   CE engine pri_base address for gm206
   (CE0, CE1 and CE2)
6) Removed hard coded engine_id logic and
   made generic way
7) Code cleanup for readability

JIRA DNVGPU-26

Change-Id: I2c3846c40bcc8d10c2dfb225caa4105fc9123b65
Signed-off-by: Lakshmanan M <lm@nvidia.com>
Reviewed-on: http://git-master/r/1155963
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 3 insertions, 4 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a_sysfs.c b/drivers/gpu/nvgpu/gk20a/gk20a_sysfs.c
index 0c94e246..6784cd11 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a_sysfs.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a_sysfs.c
@@ -50,13 +50,12 @@ static ssize_t elcg_enable_store(struct device *dev,
 
         if (val) {
                 g->elcg_enabled = true;
-                gr_gk20a_init_elcg_mode(g, ELCG_AUTO, ENGINE_GR_GK20A);
-                gr_gk20a_init_elcg_mode(g, ELCG_AUTO, ENGINE_CE2_GK20A);
+                gr_gk20a_init_cg_mode(g, ELCG_MODE, ELCG_AUTO);
         } else {
                 g->elcg_enabled = false;
-                gr_gk20a_init_elcg_mode(g, ELCG_RUN, ENGINE_GR_GK20A);
-                gr_gk20a_init_elcg_mode(g, ELCG_RUN, ENGINE_CE2_GK20A);
+                gr_gk20a_init_cg_mode(g, ELCG_MODE, ELCG_RUN);
         }
+
         gk20a_idle(g->dev);
 
         dev_info(dev, "ELCG is %s.\n", g->elcg_enabled ? "enabled" :