gpu: nvgpu: Scrub gk20a_platform dependencies

Remove gk20a_platform dependencies from gk20a.h. This makes
gk20a_platform a Linux platform specific data structure. Add #include
for platform_gk20a.h in the source files that still depend on Linux.

JIRA NVGPU-16

Change-Id: Ib098accd34a1f5066eb8680c387f9b178169f3f0
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1463547
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

18 files changed, 66 insertions, 48 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/cde_gk20a.c b/drivers/gpu/nvgpu/gk20a/cde_gk20a.c
index 74de7e8e..d5d75be5 100644
--- a/drivers/gpu/nvgpu/gk20a/cde_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/cde_gk20a.c
@@ -20,6 +20,7 @@
 #include <linux/fs.h>
 #ifdef CONFIG_DEBUG_FS
 #include <linux/debugfs.h>
+#include "platform_gk20a.h"
 #endif
 #include <linux/dma-buf.h>
 
diff --git a/drivers/gpu/nvgpu/gk20a/ce2_gk20a.c b/drivers/gpu/nvgpu/gk20a/ce2_gk20a.c
index 8e3f1754..25d6462d 100644
--- a/drivers/gpu/nvgpu/gk20a/ce2_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/ce2_gk20a.c
@@ -33,6 +33,10 @@
 #include <nvgpu/hw/gk20a/hw_mc_gk20a.h>
 #include <nvgpu/hw/gk20a/hw_gr_gk20a.h>
 
+#ifdef CONFIG_DEBUG_FS
+#include "platform_gk20a.h"
+#endif
+
 static u32 ce2_nonblockpipe_isr(struct gk20a *g, u32 fifo_intr)
 {
         gk20a_dbg(gpu_dbg_intr, "ce2 non-blocking pipe interrupt\n");
diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
index 536ca9f3..31358468 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
@@ -2378,7 +2378,6 @@ int gk20a_submit_channel_gpfifo(struct channel_gk20a *c,
                                 struct fifo_profile_gk20a *profile)
 {
         struct gk20a *g = c->g;
-        struct device *d = dev_from_gk20a(g);
         struct priv_cmd_entry *wait_cmd = NULL;
         struct priv_cmd_entry *incr_cmd = NULL;
         struct gk20a_fence *pre_fence = NULL;
@@ -2394,13 +2393,10 @@ int gk20a_submit_channel_gpfifo(struct channel_gk20a *c,
         bool need_deferred_cleanup = false;
         struct nvgpu_gpfifo __user *user_gpfifo = args ?
                 (struct nvgpu_gpfifo __user *)(uintptr_t)args->gpfifo : NULL;
-        struct gk20a_platform *platform;
 
         if (g->driver_is_dying)
                 return -ENODEV;
 
-        platform = gk20a_get_platform(d);
-
         if (c->has_timedout)
                 return -ETIMEDOUT;
 
diff --git a/drivers/gpu/nvgpu/gk20a/ctxsw_trace_gk20a.c b/drivers/gpu/nvgpu/gk20a/ctxsw_trace_gk20a.c
index f3b54355..50bcbe51 100644
--- a/drivers/gpu/nvgpu/gk20a/ctxsw_trace_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/ctxsw_trace_gk20a.c
@@ -24,6 +24,7 @@
 
 #include "ctxsw_trace_gk20a.h"
 #include "gk20a.h"
+#include "platform_gk20a.h"
 #include "gr_gk20a.h"
 
 #include <nvgpu/log.h>
diff --git a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
index e4bdd8e3..a08eb047 100644
--- a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c
@@ -28,6 +28,7 @@
 #include <nvgpu/log.h>
 
 #include "gk20a.h"
+#include "gk20a/platform_gk20a.h"
 #include "gr_gk20a.h"
 #include "dbg_gpu_gk20a.h"
 #include "regops_gk20a.h"
diff --git a/drivers/gpu/nvgpu/gk20a/debug_gk20a.c b/drivers/gpu/nvgpu/gk20a/debug_gk20a.c
index f863b056..ac435046 100644
--- a/drivers/gpu/nvgpu/gk20a/debug_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/debug_gk20a.c
@@ -25,6 +25,7 @@
 #include <nvgpu/log.h>
 
 #include "gk20a.h"
+#include "gk20a/platform_gk20a.h"
 #include "debug_gk20a.h"
 
 #include <nvgpu/hw/gk20a/hw_ram_gk20a.h>
diff --git a/drivers/gpu/nvgpu/gk20a/fecs_trace_gk20a.c b/drivers/gpu/nvgpu/gk20a/fecs_trace_gk20a.c
index c292540f..84083f4b 100644
--- a/drivers/gpu/nvgpu/gk20a/fecs_trace_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/fecs_trace_gk20a.c
@@ -27,6 +27,7 @@
 #include "fecs_trace_gk20a.h"
 #include "gk20a.h"
 #include "gr_gk20a.h"
+#include "platform_gk20a.h"
 
 #include <nvgpu/log.h>
 
diff --git a/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c b/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
index d6043df2..8085318d 100644
--- a/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/fifo_gk20a.c
@@ -45,6 +45,10 @@
 #include <nvgpu/hw/gk20a/hw_mc_gk20a.h>
 #include <nvgpu/hw/gk20a/hw_gr_gk20a.h>
 
+#ifdef CONFIG_DEBUG_FS
+#include "platform_gk20a.h"
+#endif
+
 #define FECS_METHOD_WFI_RESTORE 0x80000
 
 static int gk20a_fifo_update_runlist_locked(struct gk20a *g, u32 runlist_id,
diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c
index ea03ba98..3d730022 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.c
@@ -27,6 +27,7 @@
 #include <trace/events/gk20a.h>
 
 #include "gk20a.h"
+#include "platform_gk20a.h"
 #include "channel_sync_gk20a.h"
 
 #include "ctxsw_trace_gk20a.h"
diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index b5d0572e..af40c969 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -58,7 +58,6 @@ struct dbg_profiler_object_data;
 #include "pmu_gk20a.h"
 #include "priv_ring_gk20a.h"
 #include "therm_gk20a.h"
-#include "platform_gk20a.h"
 #include "gm20b/acr_gm20b.h"
 #include "cde_gk20a.h"
 #include "debug_gk20a.h"
@@ -1232,11 +1231,6 @@ static inline unsigned long gk20a_get_gr_idle_timeout(struct gk20a *g)
                 g->gr_idle_timeout_default : MAX_SCHEDULE_TIMEOUT;
 }
 
-static inline struct gk20a *get_gk20a(struct device *dev)
-{
-        return gk20a_get_platform(dev)->g;
-}
-
 enum BAR0_DEBUG_OPERATION {
         BARO_ZERO_NOP = 0,
         OP_END = 'DONE',
@@ -1352,17 +1346,6 @@ static inline u32 gk20a_bar1_readl(struct gk20a *g, u32 b)
 }
 
 /* convenience */
-static inline struct device *dev_from_gk20a(struct gk20a *g)
-{
-        return g->dev;
-}
-static inline struct gk20a *gk20a_from_dev(struct device *dev)
-{
-        if (!dev)
-                return NULL;
-
-        return ((struct gk20a_platform *)dev_get_drvdata(dev))->g;
-}
 static inline struct gk20a *gk20a_from_as(struct gk20a_as *as)
 {
         return container_of(as, struct gk20a, as);
@@ -1418,23 +1401,6 @@ enum {
         KEPLER_CHANNEL_GPFIFO_C   = 0xA26F,
 };
 
-static inline bool gk20a_gpu_is_virtual(struct device *dev)
-{
-        struct gk20a_platform *platform = dev_get_drvdata(dev);
-
-        return platform->virtual_dev;
-}
-
-static inline int support_gk20a_pmu(struct device *dev)
-{
-        if (IS_ENABLED(CONFIG_GK20A_PMU)) {
-                /* gPMU is not supported for vgpu */
-                return !gk20a_gpu_is_virtual(dev);
-        }
-
-        return 0;
-}
-
 void gk20a_create_sysfs(struct device *dev);
 void gk20a_remove_sysfs(struct device *dev);
 
diff --git a/drivers/gpu/nvgpu/gk20a/gk20a_scale.c b/drivers/gpu/nvgpu/gk20a/gk20a_scale.c
index 8c7a9d80..608b2398 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a_scale.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a_scale.c
@@ -26,6 +26,7 @@
 #include <nvgpu/kmem.h>
 
 #include "gk20a.h"
+#include "platform_gk20a.h"
 #include "pmu_gk20a.h"
 #include "clk_gk20a.h"
 #include "gk20a_scale.h"
diff --git a/drivers/gpu/nvgpu/gk20a/gk20a_sysfs.c b/drivers/gpu/nvgpu/gk20a/gk20a_sysfs.c
index 783ff6fb..ff9e0fc1 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a_sysfs.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a_sysfs.c
@@ -31,6 +31,7 @@
 #include <nvgpu/kmem.h>
 
 #include "gk20a.h"
+#include "gk20a/platform_gk20a.h"
 #include "gr_gk20a.h"
 #include "fifo_gk20a.h"
 #include "pmu_gk20a.h"
diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
index 8217a8bf..7bbac8cc 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
@@ -37,9 +37,12 @@
 #include "regops_gk20a.h"
 #include "dbg_gpu_gk20a.h"
 #include "debug_gk20a.h"
-#include "platform_gk20a.h"
 #include "ctxsw_trace_gk20a.h"
 
+#ifdef CONFIG_DEBUG_FS
+#include "platform_gk20a.h"
+#endif
+
 #include <nvgpu/hw/gk20a/hw_ccsr_gk20a.h>
 #include <nvgpu/hw/gk20a/hw_ctxsw_prog_gk20a.h>
 #include <nvgpu/hw/gk20a/hw_fifo_gk20a.h>
diff --git a/drivers/gpu/nvgpu/gk20a/mm_gk20a.c b/drivers/gpu/nvgpu/gk20a/mm_gk20a.c
index 4d904761..201c2090 100644
--- a/drivers/gpu/nvgpu/gk20a/mm_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/mm_gk20a.c
@@ -41,6 +41,7 @@
 #include <nvgpu/linux/dma.h>
 
 #include "gk20a.h"
+#include "platform_gk20a.h"
 #include "mm_gk20a.h"
 #include "fence_gk20a.h"
 #include "kind_gk20a.h"
@@ -1262,16 +1263,16 @@ u64 gk20a_vm_alloc_va(struct vm_gk20a *vm,
         struct nvgpu_allocator *vma = vm->vma[gmmu_pgsz_idx];
         u64 offset;
         u64 gmmu_page_size = vm->gmmu_page_sizes[gmmu_pgsz_idx];
+        struct gk20a *g = vm->mm->g;
 
         if (gmmu_pgsz_idx >= gmmu_nr_page_sizes) {
-                dev_warn(dev_from_vm(vm),
+                nvgpu_warn(g,
                          "invalid page size requested in gk20a vm alloc");
                 return 0;
         }
 
         if ((gmmu_pgsz_idx == gmmu_page_size_big) && !vm->big_pages) {
-                dev_warn(dev_from_vm(vm),
-                         "unsupportd page size requested");
+                nvgpu_warn(g, "unsupportd page size requested");
                 return 0;
 
         }
diff --git a/drivers/gpu/nvgpu/gk20a/platform_gk20a.h b/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
index 5dc55b18..4208816f 100644
--- a/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/platform_gk20a.h
@@ -21,6 +21,8 @@
 
 #include <nvgpu/lock.h>
 
+#include "gk20a.h"
+
 #define GK20A_CLKS_MAX          4
 
 struct gk20a;
@@ -252,4 +254,36 @@ int gk20a_tegra_busy(struct device *dev);
 void gk20a_tegra_idle(struct device *dev);
 void gk20a_tegra_debug_dump(struct device *pdev);
 
+static inline struct gk20a *get_gk20a(struct device *dev)
+{
+        return gk20a_get_platform(dev)->g;
+}
+static inline struct device *dev_from_gk20a(struct gk20a *g)
+{
+        return g->dev;
+}
+static inline struct gk20a *gk20a_from_dev(struct device *dev)
+{
+        if (!dev)
+                return NULL;
+
+        return ((struct gk20a_platform *)dev_get_drvdata(dev))->g;
+}
+static inline bool gk20a_gpu_is_virtual(struct device *dev)
+{
+        struct gk20a_platform *platform = dev_get_drvdata(dev);
+
+        return platform->virtual_dev;
+}
+
+static inline int support_gk20a_pmu(struct device *dev)
+{
+        if (IS_ENABLED(CONFIG_GK20A_PMU)) {
+                /* gPMU is not supported for vgpu */
+                return !gk20a_gpu_is_virtual(dev);
+        }
+
+        return 0;
+}
+
 #endif
diff --git a/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c b/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
index fa0911ab..8b28a71a 100644
--- a/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
@@ -16,12 +16,6 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <linux/module.h>
-#ifdef CONFIG_DEBUG_FS
-#include <linux/debugfs.h>
-#endif
-#include <linux/uaccess.h>
-
 #include <nvgpu/nvgpu_common.h>
 #include <nvgpu/timers.h>
 #include <nvgpu/kmem.h>
@@ -41,6 +35,12 @@
 #include "nvgpu_gpuid_t19x.h"
 #endif
 
+#ifdef CONFIG_DEBUG_FS
+#include <linux/debugfs.h>
+#include <linux/uaccess.h>
+#include "platform_gk20a.h"
+#endif
+
 #define GK20A_PMU_UCODE_IMAGE   "gpmu_ucode.bin"
 
 #define PMU_MEM_SCRUBBING_TIMEOUT_MAX 1000
diff --git a/drivers/gpu/nvgpu/gk20a/sched_gk20a.c b/drivers/gpu/nvgpu/gk20a/sched_gk20a.c
index 54091014..dba0bdb4 100644
--- a/drivers/gpu/nvgpu/gk20a/sched_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/sched_gk20a.c
@@ -15,6 +15,7 @@
 #include <linux/wait.h>
 #ifdef CONFIG_DEBUG_FS
 #include <linux/debugfs.h>
+#include "platform_gk20a.h"
 #endif
 #include <linux/uaccess.h>
 #include <linux/poll.h>
diff --git a/drivers/gpu/nvgpu/gk20a/sim_gk20a.c b/drivers/gpu/nvgpu/gk20a/sim_gk20a.c
index 5c11c118..122e66f9 100644
--- a/drivers/gpu/nvgpu/gk20a/sim_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/sim_gk20a.c
@@ -19,6 +19,7 @@
 #include <linux/platform_device.h>
 
 #include "gk20a.h"
+#include "platform_gk20a.h"
 
 #include <nvgpu/log.h>