gpu: nvgpu: Remove global gk20a_device

Remove static variable gk20a_device which held a pointer
to struct device. nvgpu can serve multiple GPUs, so a
static pointer does not work.

Change-Id: I79faf5c26658490c955a9b15137e5f671650fd28
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1123940
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>

1 files changed, 2 insertions, 6 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/debug_gk20a.c b/drivers/gpu/nvgpu/gk20a/debug_gk20a.c
index 369fbe29..c2285c8a 100644
--- a/drivers/gpu/nvgpu/gk20a/debug_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/debug_gk20a.c
@@ -32,7 +32,6 @@
 #include "hw_pbdma_gk20a.h"
 
 unsigned int gk20a_debug_trace_cmdbuf;
-static struct device *gk20a_device;
 
 struct ch_state {
         int pid;
@@ -336,12 +335,13 @@ void gk20a_debug_dump_device(void *data)
                 .fn = gk20a_debug_write_printk
         };
         struct gk20a *g;
+        struct device *dev = data;
 
         /* In pre-silicon we don't need full spew on stuck syncpoint */
         if (!tegra_platform_is_silicon())
                 return;
 
-        g = gk20a_from_dev(gk20a_device);
+        g = gk20a_from_dev(dev);
         /* HAL only initialized after 1st power-on */
         if (g->ops.debug.show_dump)
                 g->ops.debug.show_dump(g, &o);
@@ -397,10 +397,6 @@ void gk20a_debug_init(struct device *dev)
 {
         struct gk20a_platform *platform = dev_get_drvdata(dev);
 
-        /* Store the first device */
-        if (!gk20a_device)
-                gk20a_device = dev;
-
         platform->debugfs = debugfs_create_dir(dev_name(dev), NULL);
         if (platform->debugfs) {
                 platform->debugfs_alias =