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habanalabs: fix pm manual->auto in GOYA 

When moving from manual to automatic power management mode in GOYA, the
driver didn't correctly place the device in LOW power mode. As a result, if
an application was run immediately after the move, it would have run with
low frequencies.

Reviewed-by: Omer Shpigelman <oshpigelman@habana.ai>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Oded Gabbay 2020-03-22 16:30:00 +02:00
parent 6966d9e1f2
commit 1184550155
1 changed files with 1 additions and 1 deletions
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2
drivers/misc/habanalabs/goya/goya_hwmgr.c
View File

@ -298,8 +298,8 @@ static ssize_t pm_mng_profile_store(struct device *dev,
/* Make sure we are in LOW PLL when changing modes */
if (hdev->pm_mng_profile == PM_MANUAL) {
hdev->curr_pll_profile = PLL_HIGH;
hl_device_set_frequency(hdev, PLL_LOW);
hdev->pm_mng_profile = PM_AUTO;
hl_device_set_frequency(hdev, PLL_LOW);
}
} else if (strncmp("manual", buf, strlen("manual")) == 0) {
if (hdev->pm_mng_profile == PM_AUTO) {