diff options
| author | Jani Nikula <jani.nikula@intel.com> | 2023-01-16 15:56:14 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2023-01-18 12:05:58 +0300 |
| commit | e8adda5187ac4552c3a3e313c0ab883722367e82 (patch) | |
| tree | 9824aae9144a7e6694efbd2db27007a06aa6f950 | |
| parent | 61a0e794ed58435cc683488b98e0efad2f05bf66 (diff) | |
| download | linux-e8adda5187ac4552c3a3e313c0ab883722367e82.tar.xz | |
drm/i915/display: use common function for checking scanline is moving
cpt_verify_modeset() is roughly the same as
intel_wait_for_pipe_scanline_moving(). Assume it's close enough.
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Arun R Murthy <arun.r.murthy@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/bf26763caaad25f3dfcf6f8e468421f93fb99646.1673873708.git.jani.nikula@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display.c | 18 |
1 files changed, 1 insertions, 17 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index b5c0ab0f5e51..9b73663a0499 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1060,22 +1060,6 @@ intel_get_crtc_new_encoder(const struct intel_atomic_state *state, return encoder; } -static void cpt_verify_modeset(struct drm_i915_private *dev_priv, - enum pipe pipe) -{ - i915_reg_t dslreg = PIPEDSL(pipe); - u32 temp; - - temp = intel_de_read(dev_priv, dslreg); - udelay(500); - if (wait_for(intel_de_read(dev_priv, dslreg) != temp, 5)) { - if (wait_for(intel_de_read(dev_priv, dslreg) != temp, 5)) - drm_err(&dev_priv->drm, - "mode set failed: pipe %c stuck\n", - pipe_name(pipe)); - } -} - static void ilk_pfit_enable(const struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); @@ -1770,7 +1754,7 @@ static void ilk_crtc_enable(struct intel_atomic_state *state, intel_encoders_enable(state, crtc); if (HAS_PCH_CPT(dev_priv)) - cpt_verify_modeset(dev_priv, pipe); + intel_wait_for_pipe_scanline_moving(crtc); /* * Must wait for vblank to avoid spurious PCH FIFO underruns. |