diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2021-11-04 17:45:13 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2021-11-11 16:18:11 +0300 |
| commit | a61cf3883c83d02cc27b18c4cf8f639279587bb0 (patch) | |
| tree | 3618c1928540f07630fe2e0c3d0c4b4de280d3c4 /drivers/gpu/drm/i915/display/intel_fbc.c | |
| parent | 8f8c61038768526d894e02b10ee1e4ace94e55df (diff) | |
| download | linux-a61cf3883c83d02cc27b18c4cf8f639279587bb0.tar.xz | |
drm/i915/fbc: Introduce intel_fbc_set_false_color()
Pull the direct FBC register frobbing out from the debugfs code
into the fbc code. Also add a vfunc for this so we don't need
extra platforms checks.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211104144520.22605-11-ville.syrjala@linux.intel.com
Acked-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Mika Kahola <mika.kahola@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_fbc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_fbc.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 0cbd0e302320..b13a776cb3dc 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -55,6 +55,7 @@ struct intel_fbc_funcs { bool (*is_compressing)(struct drm_i915_private *i915); void (*nuke)(struct drm_i915_private *i915); void (*program_cfb)(struct drm_i915_private *i915); + void (*set_false_color)(struct drm_i915_private *i915, bool enable); }; /* @@ -538,6 +539,13 @@ static bool ivb_fbc_is_compressing(struct drm_i915_private *i915) return intel_de_read(i915, IVB_FBC_STATUS2) & IVB_FBC_COMP_SEG_MASK; } +static void ivb_fbc_set_false_color(struct drm_i915_private *i915, + bool enable) +{ + intel_de_rmw(i915, ILK_DPFC_CONTROL, + FBC_CTL_FALSE_COLOR, enable ? FBC_CTL_FALSE_COLOR : 0); +} + static const struct intel_fbc_funcs ivb_fbc_funcs = { .activate = ivb_fbc_activate, .deactivate = ilk_fbc_deactivate, @@ -545,6 +553,7 @@ static const struct intel_fbc_funcs ivb_fbc_funcs = { .is_compressing = ivb_fbc_is_compressing, .nuke = snb_fbc_nuke, .program_cfb = ilk_fbc_program_cfb, + .set_false_color = ivb_fbc_set_false_color, }; static bool intel_fbc_hw_is_active(struct drm_i915_private *dev_priv) @@ -593,6 +602,24 @@ static void intel_fbc_nuke(struct drm_i915_private *i915) fbc->funcs->nuke(i915); } +int intel_fbc_set_false_color(struct drm_i915_private *i915, bool enable) +{ + struct intel_fbc *fbc = &i915->fbc; + + if (!fbc->funcs || !fbc->funcs->set_false_color) + return -ENODEV; + + mutex_lock(&fbc->lock); + + fbc->false_color = enable; + + fbc->funcs->set_false_color(i915, enable); + + mutex_unlock(&fbc->lock); + + return 0; +} + /** * intel_fbc_is_active - Is FBC active? * @dev_priv: i915 device instance |