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msm: kgsl: Run GPU fault tolerance at max clock

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GPU fault tolerance should take minimal time,
set the GPU clock to max freqency to acheive this.
When we set GPU clock to max freqency we vote for
high CPU clock and bus bandwidth.

Change-Id: I98a3f7c24f0939c08f9b12257817d17414e3f128
Signed-off-by: Tarun Karra <tkarra@codeaurora.org>
This commit is contained in:
Tarun Karra 2013-01-28 19:09:41 -08:00 committed by Iliyan Malchev
parent 28767dbabf
commit ec0b06ddcd
1 changed files with 9 additions and 0 deletions
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9
drivers/gpu/msm/adreno.c
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@ -2000,6 +2000,8 @@ adreno_dump_and_exec_ft(struct kgsl_device *device)
int result = -ETIMEDOUT;
struct adreno_ft_data ft_data;
struct adreno_device *adreno_dev = ADRENO_DEVICE(device);
struct kgsl_pwrctrl *pwr = &device->pwrctrl;
unsigned int curr_pwrlevel;
if (device->state == KGSL_STATE_HUNG)
goto done;
@ -2014,6 +2016,10 @@ adreno_dump_and_exec_ft(struct kgsl_device *device)
INIT_COMPLETION(device->ft_gate);
/* Detected a hang */
/* Run fault tolerance at max power level */
curr_pwrlevel = pwr->active_pwrlevel;
kgsl_pwrctrl_pwrlevel_change(device, pwr->max_pwrlevel);
/* Get the fault tolerance data as soon as hang is detected */
result = adreno_setup_ft_data(device, &ft_data);
@ -2042,6 +2048,9 @@ adreno_dump_and_exec_ft(struct kgsl_device *device)
adreno_destroy_ft_data(&ft_data);
}
/* restore power level */
kgsl_pwrctrl_pwrlevel_change(device, curr_pwrlevel);
if (result) {
kgsl_pwrctrl_set_state(device, KGSL_STATE_HUNG);
} else {