gpu: nvgpu: channel_gk20a.c cleanup for POSIX

Remove a variable which is assigned to but never used.

Add proper include (<nvgpu/log2.h>) for ilog2().

JIRA NVGPU-525

Change-Id: I42f3fddad9c294dc64343082e1dbd44b19120089
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1673816
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 1 insertions, 8 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
index e3d9b53a..8b9f02df 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
@@ -41,6 +41,7 @@
 #include <nvgpu/ctxsw_trace.h>
 #include <nvgpu/error_notifier.h>
 #include <nvgpu/os_sched.h>
+#include <nvgpu/log2.h>
 
 #include "gk20a.h"
 #include "dbg_gpu_gk20a.h"
@@ -288,7 +289,6 @@ static void gk20a_free_channel(struct channel_gk20a *ch, bool force)
         struct dbg_session_gk20a *dbg_s;
         struct dbg_session_data *session_data, *tmp_s;
         struct dbg_session_channel_data *ch_data, *tmp;
-        bool was_tsg = false;
         int err;
 
         gk20a_dbg_fn("");
@@ -313,13 +313,6 @@ static void gk20a_free_channel(struct channel_gk20a *ch, bool force)
                                 nvgpu_err(g,
                                         "failed to unbind channel %d from TSG",
                                         ch->chid);
-                        /*
-                         * Channel is not a part of TSG this point onwards
-                         * So stash its status and use it whenever necessary
-                         * e.g. while releasing gr_ctx in
-                         * g->ops.gr.free_channel_ctx()
-                         */
-                        was_tsg = true;
                 } else {
                         gk20a_disable_channel(ch);
                 }