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path: root/drivers/gpu/nvgpu/gk20a/clk_gk20a.c
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Diffstat (limited to 'drivers/gpu/nvgpu/gk20a/clk_gk20a.c')
-rw-r--r--drivers/gpu/nvgpu/gk20a/clk_gk20a.c41
1 files changed, 0 insertions, 41 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/clk_gk20a.c b/drivers/gpu/nvgpu/gk20a/clk_gk20a.c
index 26fd1eaf..e3a486b6 100644
--- a/drivers/gpu/nvgpu/gk20a/clk_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/clk_gk20a.c
@@ -412,27 +412,6 @@ static int gk20a_init_clk_reset_enable_hw(struct gk20a *g)
412 return 0; 412 return 0;
413} 413}
414 414
415struct clk *gk20a_clk_get(struct gk20a *g)
416{
417 if (!g->clk.tegra_clk) {
418 struct clk *clk;
419 char clk_dev_id[32];
420 struct device *dev = dev_from_gk20a(g);
421
422 snprintf(clk_dev_id, 32, "tegra_%s", dev_name(dev));
423
424 clk = clk_get_sys(clk_dev_id, "gpu");
425 if (IS_ERR(clk)) {
426 gk20a_err(dev, "fail to get tegra gpu clk %s/gpu\n",
427 clk_dev_id);
428 return NULL;
429 }
430 g->clk.tegra_clk = clk;
431 }
432
433 return g->clk.tegra_clk;
434}
435
436static int gk20a_init_clk_setup_sw(struct gk20a *g) 415static int gk20a_init_clk_setup_sw(struct gk20a *g)
437{ 416{
438 struct clk_gk20a *clk = &g->clk; 417 struct clk_gk20a *clk = &g->clk;
@@ -709,26 +688,6 @@ void gk20a_init_clk_ops(struct gpu_ops *gops)
709 gops->clk.suspend_clk_support = gk20a_suspend_clk_support; 688 gops->clk.suspend_clk_support = gk20a_suspend_clk_support;
710} 689}
711 690
712unsigned long gk20a_clk_get_rate(struct gk20a *g)
713{
714 struct clk_gk20a *clk = &g->clk;
715 return rate_gpc2clk_to_gpu(clk->gpc_pll.freq);
716}
717
718long gk20a_clk_round_rate(struct gk20a *g, unsigned long rate)
719{
720 /* make sure the clock is available */
721 if (!gk20a_clk_get(g))
722 return rate;
723
724 return clk_round_rate(clk_get_parent(g->clk.tegra_clk), rate);
725}
726
727int gk20a_clk_set_rate(struct gk20a *g, unsigned long rate)
728{
729 return clk_set_rate(g->clk.tegra_clk, rate);
730}
731
732#ifdef CONFIG_DEBUG_FS 691#ifdef CONFIG_DEBUG_FS
733 692
734static int rate_get(void *data, u64 *val) 693static int rate_get(void *data, u64 *val)