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drm/radeon: make lockup timeout a module param 

Don't hard code the 10 seconds timeout. Compute jobs
can run much longer.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Christian König 2012-05-02 15:11:21 +02:00 committed by Dave Airlie
parent 069211e555
commit 3368ff0cf4
3 changed files with 6 additions and 1 deletions
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1
drivers/gpu/drm/radeon/radeon.h
View File

@ -94,6 +94,7 @@ extern int radeon_disp_priority;
extern int radeon_hw_i2c;
extern int radeon_pcie_gen2;
extern int radeon_msi;
extern int radeon_lockup_timeout;
/*
* Copy from radeon_drv.h so we don't have to include both and have conflicting

4
drivers/gpu/drm/radeon/radeon_drv.c
View File

@ -128,6 +128,7 @@ int radeon_disp_priority = 0;
int radeon_hw_i2c = 0;
int radeon_pcie_gen2 = 0;
int radeon_msi = -1;
int radeon_lockup_timeout = 10000;
MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
module_param_named(no_wb, radeon_no_wb, int, 0444);
@ -177,6 +178,9 @@ module_param_named(pcie_gen2, radeon_pcie_gen2, int, 0444);
MODULE_PARM_DESC(msi, "MSI support (1 = enable, 0 = disable, -1 = auto)");
module_param_named(msi, radeon_msi, int, 0444);
MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (defaul 10000 = 10 seconds, 0 = disable)");
module_param_named(lockup_timeout, radeon_lockup_timeout, int, 0444);
static int radeon_suspend(struct drm_device *dev, pm_message_t state)
{
drm_radeon_private_t *dev_priv = dev->dev_private;

2
drivers/gpu/drm/radeon/radeon_ring.c
View File

@ -441,7 +441,7 @@ bool radeon_ring_test_lockup(struct radeon_device *rdev, struct radeon_ring *rin
return false;
}
elapsed = jiffies_to_msecs(cjiffies - ring->last_activity);
if (elapsed >= 10000) {
if (radeon_lockup_timeout && elapsed >= radeon_lockup_timeout) {
dev_err(rdev->dev, "GPU lockup CP stall for more than %lumsec\n", elapsed);
return true;
}