gpu: nvgpu: Move aggressive_sync_destroy to gk20a

Copy aggressive_sync_destroy* to struct gk20a at probe time, and
access it from gk20a instead of platform_gk20a.

JIRA NVGPU-16

Change-Id: I6a1c04d85580cb62ab9a52bae08a0f99fe7cfef9
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1463542
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 11 insertions, 21 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
index 90efc658..eafa17fb 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
@@ -81,9 +81,7 @@ static void gk20a_channel_clean_up_jobs(struct channel_gk20a *c,
 static struct channel_gk20a *allocate_channel(struct fifo_gk20a *f)
 {
         struct channel_gk20a *ch = NULL;
-        struct gk20a_platform *platform;
-
-        platform = gk20a_get_platform(f->g->dev);
+        struct gk20a *g = f->g;
 
         nvgpu_mutex_acquire(&f->free_chs_mutex);
         if (!nvgpu_list_empty(&f->free_chs)) {
@@ -96,10 +94,10 @@ static struct channel_gk20a *allocate_channel(struct fifo_gk20a *f)
         }
         nvgpu_mutex_release(&f->free_chs_mutex);
 
-        if (platform->aggressive_sync_destroy_thresh &&
+        if (g->aggressive_sync_destroy_thresh &&
                         (f->used_channels >
-                         platform->aggressive_sync_destroy_thresh))
-                platform->aggressive_sync_destroy = true;
+                         g->aggressive_sync_destroy_thresh))
+                g->aggressive_sync_destroy = true;
 
         return ch;
 }
@@ -107,7 +105,6 @@ static struct channel_gk20a *allocate_channel(struct fifo_gk20a *f)
 static void free_channel(struct fifo_gk20a *f,
                 struct channel_gk20a *ch)
 {
-        struct gk20a_platform *platform;
         struct gk20a *g = f->g;
 
         trace_gk20a_release_used_channel(ch->hw_chid);
@@ -123,12 +120,10 @@ static void free_channel(struct fifo_gk20a *f,
          * this is fine then because no new channels would be created.
          */
         if (!g->driver_is_dying) {
-                platform = gk20a_get_platform(g->dev);
-
-                if (platform->aggressive_sync_destroy_thresh &&
+                if (g->aggressive_sync_destroy_thresh &&
                         (f->used_channels <
-                         platform->aggressive_sync_destroy_thresh))
-                        platform->aggressive_sync_destroy = false;
+                         g->aggressive_sync_destroy_thresh))
+                        g->aggressive_sync_destroy = false;
         }
 }
 
@@ -1218,8 +1213,6 @@ int gk20a_channel_alloc_gpfifo(struct channel_gk20a *c,
                 u32 flags)
 {
         struct gk20a *g = c->g;
-        struct device *d = dev_from_gk20a(g);
-        struct gk20a_platform *platform = gk20a_get_platform(d);
         struct vm_gk20a *ch_vm;
         u32 gpfifo_size;
         int err = 0;
@@ -1273,7 +1266,7 @@ int gk20a_channel_alloc_gpfifo(struct channel_gk20a *c,
 
         g->ops.fifo.setup_userd(c);
 
-        if (!platform->aggressive_sync_destroy_thresh) {
+        if (!g->aggressive_sync_destroy_thresh) {
                 nvgpu_mutex_acquire(&c->sync_lock);
                 c->sync = gk20a_channel_sync_create(c);
                 if (!c->sync) {
@@ -1968,7 +1961,6 @@ static void gk20a_channel_clean_up_jobs(struct channel_gk20a *c,
 {
         struct vm_gk20a *vm;
         struct channel_gk20a_job *job;
-        struct gk20a_platform *platform;
         struct gk20a *g;
         int job_finished = 0;
         bool watchdog_on = false;
@@ -1984,7 +1976,6 @@ static void gk20a_channel_clean_up_jobs(struct channel_gk20a *c,
 
         vm = c->vm;
         g = c->g;
-        platform = gk20a_get_platform(g->dev);
 
         /*
          * If !clean_all, we're in a condition where watchdog isn't supported
@@ -2037,10 +2028,10 @@ static void gk20a_channel_clean_up_jobs(struct channel_gk20a *c,
                 if (c->sync) {
                         c->sync->signal_timeline(c->sync);
 
-                        if (platform->aggressive_sync_destroy_thresh) {
+                        if (g->aggressive_sync_destroy_thresh) {
                                 nvgpu_mutex_acquire(&c->sync_lock);
                                 if (atomic_dec_and_test(&c->sync->refcount) &&
-                                                platform->aggressive_sync_destroy) {
+                                                g->aggressive_sync_destroy) {
                                         gk20a_channel_sync_destroy(c->sync);
                                         c->sync = NULL;
                                 }
@@ -2243,7 +2234,6 @@ static int gk20a_submit_prepare_syncs(struct channel_gk20a *c,
                                       u32 flags)
 {
         struct gk20a *g = c->g;
-        struct gk20a_platform *platform = gk20a_get_platform(g->dev);
         bool need_sync_fence = false;
         bool new_sync_created = false;
         int wait_fence_fd = -1;
@@ -2258,7 +2248,7 @@ static int gk20a_submit_prepare_syncs(struct channel_gk20a *c,
         if (force_need_sync_fence)
                 need_sync_fence = true;
 
-        if (platform->aggressive_sync_destroy_thresh) {
+        if (g->aggressive_sync_destroy_thresh) {
                 nvgpu_mutex_acquire(&c->sync_lock);
                 if (!c->sync) {
                         c->sync = gk20a_channel_sync_create(c);