gpu: nvgpu: gv11b: Abstract IO aperture accessors

Implement T19x specific usermode aperture initialization functions.
Move usermode_regs field to nvgpu_os_linux_t19x, because it is
Linux specific.

JIRA NVGPU-259

Change-Id: I9d6ce243a692ab48209d468288ed85f89fb26770
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1569699
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 0 insertions, 10 deletions

diff --git a/drivers/gpu/nvgpu/gv11b/fifo_gv11b.c b/drivers/gpu/nvgpu/gv11b/fifo_gv11b.c
index b8798033..e9830c0e 100644
--- a/drivers/gpu/nvgpu/gv11b/fifo_gv11b.c
+++ b/drivers/gpu/nvgpu/gv11b/fifo_gv11b.c
@@ -61,15 +61,6 @@
 static void gv11b_fifo_init_ramfc_eng_method_buffer(struct gk20a *g,
                         struct channel_gk20a *ch, struct nvgpu_mem *mem);
 
-static inline void gv11b_usermode_writel(struct gk20a *g, u32 r, u32 v)
-{
-        struct fifo_gk20a *f = &g->fifo;
-        void __iomem *reg = f->t19x.usermode_regs + (r - usermode_cfg0_r());
-
-        writel_relaxed(v, reg);
-        gk20a_dbg(gpu_dbg_reg, "usermode r=0x%x v=0x%x", r, v);
-}
-
 void gv11b_get_tsg_runlist_entry(struct tsg_gk20a *tsg, u32 *runlist)
 {
 
@@ -1787,7 +1778,6 @@ int gv11b_init_fifo_setup_hw(struct gk20a *g)
 {
         struct fifo_gk20a *f = &g->fifo;
 
-        f->t19x.usermode_regs = g->regs + usermode_cfg0_r();
         f->t19x.max_subctx_count =
                 gr_pri_fe_chip_def_info_max_veid_count_init_v();
         return 0;