diff options
Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r-- | drivers/gpu/drm/i915/i915_params.c | 5 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_psr.c | 5 |
2 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c index 8b9f368..1b40ee6 100644 --- a/drivers/gpu/drm/i915/i915_params.c +++ b/drivers/gpu/drm/i915/i915_params.c @@ -38,7 +38,7 @@ struct i915_params i915 __read_mostly = { .enable_execlists = -1, .enable_hangcheck = true, .enable_ppgtt = -1, - .enable_psr = 0, + .enable_psr = -1, .preliminary_hw_support = IS_ENABLED(CONFIG_DRM_I915_PRELIMINARY_HW_SUPPORT), .disable_power_well = -1, .enable_ips = 1, @@ -128,7 +128,8 @@ MODULE_PARM_DESC(enable_execlists, module_param_named_unsafe(enable_psr, i915.enable_psr, int, 0600); MODULE_PARM_DESC(enable_psr, "Enable PSR " - "(0=disabled [default], 1=enabled - link mode chosen per-platform, 2=force link-standby mode, 3=force link-off mode)"); + "(0=disabled, 1=enabled - link mode chosen per-platform, 2=force link-standby mode, 3=force link-off mode) " + "Default: -1 (use per-chip default)"); module_param_named_unsafe(preliminary_hw_support, i915.preliminary_hw_support, int, 0600); MODULE_PARM_DESC(preliminary_hw_support, diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 4ab7579..655bdf6 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -778,6 +778,11 @@ void intel_psr_init(struct drm_device *dev) dev_priv->psr_mmio_base = IS_HASWELL(dev_priv) ? HSW_EDP_PSR_BASE : BDW_EDP_PSR_BASE; + /* Per platform default */ + if (i915.enable_psr == -1) { + i915.enable_psr = 0; + } + /* Set link_standby x link_off defaults */ if (IS_HASWELL(dev) || IS_BROADWELL(dev)) /* HSW and BDW require workarounds that we don't implement. */ |