diff options
| author | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2017-11-10 14:34:59 +0300 |
|---|---|---|
| committer | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2017-11-17 14:14:25 +0300 |
| commit | 93313538c15341f44e8e879aa071663795f07bdf (patch) | |
| tree | 5ac7e19cb7576975b4c3919ee9ae3b6f076dc8ac /drivers/gpu/drm/i915/intel_dp.c | |
| parent | 33a49868e5d8d98f01b41f902dd487530cd56b5e (diff) | |
| download | linux-93313538c15341f44e8e879aa071663795f07bdf.tar.xz | |
drm/i915: Pass idle crtc_state to intel_dp_sink_crc
IPS can only be enabled if the primary plane is visible, so
first make sure sw state matches hw state by waiting for hw_done.
After this pass crtc_state to intel_dp_sink_crc() so that can be used,
instead of using legacy pointers.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171110113503.16253-7-maarten.lankhorst@linux.intel.com
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index c9c416389d0e..74c7cd655db4 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -3861,11 +3861,12 @@ intel_dp_configure_mst(struct intel_dp *intel_dp) intel_dp->is_mst); } -static int intel_dp_sink_crc_stop(struct intel_dp *intel_dp) +static int intel_dp_sink_crc_stop(struct intel_dp *intel_dp, + struct intel_crtc_state *crtc_state, bool disable_wa) { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); - struct intel_crtc *intel_crtc = to_intel_crtc(dig_port->base.base.crtc); + struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); u8 buf; int ret = 0; int count = 0; @@ -3901,15 +3902,17 @@ static int intel_dp_sink_crc_stop(struct intel_dp *intel_dp) } out: - hsw_enable_ips(intel_crtc); + if (disable_wa) + hsw_enable_ips(intel_crtc); return ret; } -static int intel_dp_sink_crc_start(struct intel_dp *intel_dp) +static int intel_dp_sink_crc_start(struct intel_dp *intel_dp, + struct intel_crtc_state *crtc_state) { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); - struct intel_crtc *intel_crtc = to_intel_crtc(dig_port->base.base.crtc); + struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); u8 buf; int ret; @@ -3923,7 +3926,7 @@ static int intel_dp_sink_crc_start(struct intel_dp *intel_dp) return -EIO; if (buf & DP_TEST_SINK_START) { - ret = intel_dp_sink_crc_stop(intel_dp); + ret = intel_dp_sink_crc_stop(intel_dp, crtc_state, false); if (ret) return ret; } @@ -3940,16 +3943,16 @@ static int intel_dp_sink_crc_start(struct intel_dp *intel_dp) return 0; } -int intel_dp_sink_crc(struct intel_dp *intel_dp, u8 *crc) +int intel_dp_sink_crc(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state, u8 *crc) { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); - struct intel_crtc *intel_crtc = to_intel_crtc(dig_port->base.base.crtc); + struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); u8 buf; int count, ret; int attempts = 6; - ret = intel_dp_sink_crc_start(intel_dp); + ret = intel_dp_sink_crc_start(intel_dp, crtc_state); if (ret) return ret; @@ -3977,7 +3980,7 @@ int intel_dp_sink_crc(struct intel_dp *intel_dp, u8 *crc) } stop: - intel_dp_sink_crc_stop(intel_dp); + intel_dp_sink_crc_stop(intel_dp, crtc_state, true); return ret; } |