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gpu: nvgpu: Pass struct gk20a to gk20a_wait_for_idle()

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Pass struct gk20a pointer instead of struct device to
gk20a_wait_for_idle(). The code is not Linux specific and does not
need pointer to struct device.

Change-Id: I2cafd6c7db019c9de76b6e68a1ae73f0b4cea37d
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1533173
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
This commit is contained in:
Terje Bergstrom
2017-08-04 09:49:48 -07:00
committed by mobile promotions
parent 2e07e06330
commit 192cf8c1f8
3 changed files with 4 additions and 5 deletions
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4
drivers/gpu/nvgpu/common/linux/module.c
View File

@@ -659,7 +659,7 @@ static void gk20a_pm_shutdown(struct platform_device *pdev)
/* Prevent more requests by disabling Runtime PM */
__pm_runtime_disable(&pdev->dev, false);
err = gk20a_wait_for_idle(&pdev->dev);
err = gk20a_wait_for_idle(g);
if (err) {
nvgpu_err(g, "failed to idle GPU, err=%d", err);
goto finish;
@@ -844,7 +844,7 @@ void gk20a_driver_start_unload(struct gk20a *g)
if (g->is_virtual)
return;
gk20a_wait_for_idle(dev_from_gk20a(g));
gk20a_wait_for_idle(g);
nvgpu_wait_for_deferred_interrupts(g);
gk20a_channel_cancel_pending_sema_waits(g);

3
drivers/gpu/nvgpu/gk20a/gk20a.c
View File

@@ -362,9 +362,8 @@ int gk20a_can_busy(struct gk20a *g)
return 1;
}
int gk20a_wait_for_idle(struct device *dev)
int gk20a_wait_for_idle(struct gk20a *g)
{
struct gk20a *g = get_gk20a(dev);
int wait_length = 150; /* 3 second overall max wait. */
int target_usage_count = 0;

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

@@ -1455,7 +1455,7 @@ int __gk20a_do_idle(struct gk20a *g, bool force_reset);
int __gk20a_do_unidle(struct gk20a *g);
int gk20a_can_busy(struct gk20a *g);
int gk20a_wait_for_idle(struct device *dev);
int gk20a_wait_for_idle(struct gk20a *g);
#define NVGPU_GPU_ARCHITECTURE_SHIFT 4