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msm: kgsl: Move LM HFI after LM initialization

Browse source 
The LM HFI informs the GMU firmware to initialize LM in
firmware. But it should be done after setting the power
threshold.

Change-Id: I2fd63aed9bc775e517162ba31a2d7267271d8e2b
Signed-off-by: Harshdeep Dhatt <hdhatt@codeaurora.org>
This commit is contained in:
Harshdeep Dhatt 2017-09-13 14:45:10 -06:00
commit c116c0fd46
3 changed files with 18 additions and 18 deletions
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17
drivers/gpu/msm/adreno_a6xx.c
View file

@ -770,10 +770,27 @@ static void a6xx_start(struct adreno_device *adreno_dev)
*/
if (ADRENO_FEATURE(adreno_dev, ADRENO_LM) &&
test_bit(ADRENO_LM_CTRL, &adreno_dev->pwrctrl_flag)) {
int result;
struct gmu_device *gmu = &device->gmu;
struct device *dev = &gmu->pdev->dev;
kgsl_gmu_regwrite(device, A6XX_GPU_GMU_CX_GMU_PWR_THRESHOLD,
GPU_LIMIT_THRESHOLD_ENABLE | lm_limit(adreno_dev));
kgsl_gmu_regwrite(device, A6XX_GMU_AO_SPARE_CNTL, 1);
kgsl_gmu_regwrite(device, A6XX_GPU_GMU_CX_GMU_ISENSE_CTRL, 0x1);
gmu->lm_config.lm_type = 1;
gmu->lm_config.lm_sensor_type = 1;
gmu->lm_config.throttle_config = 1;
gmu->lm_config.idle_throttle_en = 0;
gmu->lm_config.acd_en = 0;
gmu->bcl_config = 0;
gmu->lm_dcvs_level = 0;
result = hfi_send_lmconfig(gmu);
if (result)
dev_err(dev, "Failure enabling limits management (%d)\n",
result);
}
}

18
drivers/gpu/msm/kgsl_hfi.c
View file

@ -611,24 +611,6 @@ int hfi_start(struct gmu_device *gmu, uint32_t boot_state)
if (result)
return result;
if (ADRENO_FEATURE(adreno_dev, ADRENO_LM) &&
test_bit(ADRENO_LM_CTRL, &adreno_dev->pwrctrl_flag)) {
gmu->lm_config.lm_type = 1;
gmu->lm_config.lm_sensor_type = 1;
gmu->lm_config.throttle_config = 1;
gmu->lm_config.idle_throttle_en = 0;
gmu->lm_config.acd_en = 0;
gmu->bcl_config = 0;
gmu->lm_dcvs_level = 0;
result = hfi_send_lmconfig(gmu);
if (result) {
dev_err(dev, "Failure enabling LM (%d)\n",
result);
return result;
}
}
/* Tell the GMU we are sending no more HFIs until the next boot */
if (ADRENO_QUIRK(adreno_dev, ADRENO_QUIRK_HFI_USE_REG)) {
result = hfi_send_test(gmu);

1
drivers/gpu/msm/kgsl_hfi.h
View file

@ -360,4 +360,5 @@ int hfi_send_dcvs_vote(struct gmu_device *gmu, uint32_t perf_idx,
uint32_t bw_idx, enum rpm_ack_type ack_type);
int hfi_notify_slumber(struct gmu_device *gmu, uint32_t init_perf_idx,
uint32_t init_bw_idx);
int hfi_send_lmconfig(struct gmu_device *gmu);
#endif /* __KGSL_HFI_H */