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gpu: nvgpu: Inject function addresses

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Inject function addresses of gk20a_do_idle and
gk20a_do_unidle once the nvgpu module loads.

Bug 1476801

Change-Id: I67a8ae7fb654524616c2c2c710013cbc097a3f32
Signed-off-by: Yogesh Bhosale <ybhosale@nvidia.com>
Reviewed-on: http://git-master/r/785047
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>
This commit is contained in:
Yogesh
2015-08-17 16:41:02 -07:00
committed by Terje Bergstrom
parent 3fba1e929b
commit 05a6b54914
2 changed files with 11 additions and 0 deletions
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9
drivers/gpu/nvgpu/gk20a/gk20a.c
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@@ -39,6 +39,7 @@
#include <linux/tegra_pm_domains.h> #include <linux/tegra_pm_domains.h>
#include <linux/clk/tegra.h> #include <linux/clk/tegra.h>
#include <linux/kthread.h> #include <linux/kthread.h>
#include <linux/platform/tegra/common.h>
#include <linux/sched.h> #include <linux/sched.h>
@@ -584,6 +585,10 @@ static void gk20a_remove_support(struct platform_device *dev)
{ {
struct gk20a *g = get_gk20a(dev); struct gk20a *g = get_gk20a(dev);
#ifdef CONFIG_TEGRA_COMMON
tegra_unregister_idle_unidle();
#endif
if (g->pmu.remove_support) if (g->pmu.remove_support)
g->pmu.remove_support(&g->pmu); g->pmu.remove_support(&g->pmu);
@@ -618,6 +623,10 @@ static int gk20a_init_support(struct platform_device *dev)
int err = 0; int err = 0;
struct gk20a *g = get_gk20a(dev); struct gk20a *g = get_gk20a(dev);
#ifdef CONFIG_TEGRA_COMMON
tegra_register_idle_unidle(gk20a_do_idle, gk20a_do_unidle);
#endif
g->regs = gk20a_ioremap_resource(dev, GK20A_BAR0_IORESOURCE_MEM, g->regs = gk20a_ioremap_resource(dev, GK20A_BAR0_IORESOURCE_MEM,
&g->reg_mem); &g->reg_mem);
if (IS_ERR(g->regs)) { if (IS_ERR(g->regs)) {

2
drivers/gpu/nvgpu/gk20a/gk20a.h
View File

@@ -839,6 +839,8 @@ void gk20a_idle(struct platform_device *pdev);
void gk20a_disable(struct gk20a *g, u32 units); void gk20a_disable(struct gk20a *g, u32 units);
void gk20a_enable(struct gk20a *g, u32 units); void gk20a_enable(struct gk20a *g, u32 units);
void gk20a_reset(struct gk20a *g, u32 units); void gk20a_reset(struct gk20a *g, u32 units);
int gk20a_do_idle(void);
int gk20a_do_unidle(void);
int __gk20a_do_idle(struct platform_device *pdev, bool force_reset); int __gk20a_do_idle(struct platform_device *pdev, bool force_reset);
int __gk20a_do_unidle(struct platform_device *pdev); int __gk20a_do_unidle(struct platform_device *pdev);