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| author | José Roberto de Souza <jose.souza@intel.com> | 2019-03-12 12:57:41 -0700 |
|---|---|---|
| committer | José Roberto de Souza <jose.souza@intel.com> | 2019-03-13 14:20:19 -0700 |
| commit | 88a0d9606aff09d2b1c5dbe95a9df9dac44e79b6 (patch) | |
| tree | 2cce749791862b074b0230c0e5d24f96457dfaf1 /drivers/gpu/drm/i915/intel_psr.c | |
| parent | c6c30b917d40047cfd19f7a28a8eea7b6ddd6634 (diff) | |
| download | linux-stable-88a0d9606aff09d2b1c5dbe95a9df9dac44e79b6.tar.gz linux-stable-88a0d9606aff09d2b1c5dbe95a9df9dac44e79b6.tar.bz2 linux-stable-88a0d9606aff09d2b1c5dbe95a9df9dac44e79b6.zip | |
drm/i915/vbt: Parse and use the new field with PSR2 TP2/3 wakeup time
A new field with the training pattern(TP) wakeup time for PSR2 was
added to VBT, so lets use it when available otherwise it will
fallback to PSR1 wakeup time.
v2: replacing enum to numerical usec time (Jani)
BSpec: 20131
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190312195743.8829-1-jose.souza@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_psr.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_psr.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 7bab6a009e0d..f534d2aa6406 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -509,12 +509,12 @@ static void hsw_activate_psr2(struct intel_dp *intel_dp) val |= EDP_PSR2_FRAME_BEFORE_SU(dev_priv->psr.sink_sync_latency + 1); - if (dev_priv->vbt.psr.tp2_tp3_wakeup_time_us >= 0 && - dev_priv->vbt.psr.tp2_tp3_wakeup_time_us <= 50) + if (dev_priv->vbt.psr.psr2_tp2_tp3_wakeup_time_us >= 0 && + dev_priv->vbt.psr.psr2_tp2_tp3_wakeup_time_us <= 50) val |= EDP_PSR2_TP2_TIME_50us; - else if (dev_priv->vbt.psr.tp2_tp3_wakeup_time_us <= 100) + else if (dev_priv->vbt.psr.psr2_tp2_tp3_wakeup_time_us <= 100) val |= EDP_PSR2_TP2_TIME_100us; - else if (dev_priv->vbt.psr.tp2_tp3_wakeup_time_us <= 500) + else if (dev_priv->vbt.psr.psr2_tp2_tp3_wakeup_time_us <= 500) val |= EDP_PSR2_TP2_TIME_500us; else val |= EDP_PSR2_TP2_TIME_2500us; |