Not all HW will be able to do bypass on all color
operations. Introduce an 'allow_bypass' boolean for
all colorop init functions and only create the BYPASS
property when it's true.

Signed-off-by: Harry Wentland <harry.wentl...@amd.com>
---
 .../amd/display/amdgpu_dm/amdgpu_dm_colorop.c | 22 +++++---
 drivers/gpu/drm/drm_atomic.c                  |  3 +-
 drivers/gpu/drm/drm_colorop.c                 | 51 ++++++++++++-------
 drivers/gpu/drm/vkms/vkms_colorop.c           |  8 +--
 include/drm/drm_colorop.h                     | 10 ++--
 5 files changed, 60 insertions(+), 34 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c 
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c
index c85e344eaccb..05fdec7c28ad 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c
@@ -60,7 +60,9 @@ int amdgpu_dm_initialize_default_pipeline(struct drm_plane 
*plane, struct drm_pr
                return -ENOMEM;
        }
 
-       ret = drm_colorop_curve_1d_init(dev, op, plane, 
amdgpu_dm_supported_degam_tfs);
+       ret = drm_colorop_curve_1d_init(dev, op, plane,
+                                       amdgpu_dm_supported_degam_tfs,
+                                       true);
        if (ret)
                return ret;
 
@@ -76,7 +78,7 @@ int amdgpu_dm_initialize_default_pipeline(struct drm_plane 
*plane, struct drm_pr
                return -ENOMEM;
        }
 
-       ret = drm_colorop_mult_init(dev, op, plane);
+       ret = drm_colorop_mult_init(dev, op, plane, true);
        if (ret)
                return ret;
 
@@ -91,7 +93,7 @@ int amdgpu_dm_initialize_default_pipeline(struct drm_plane 
*plane, struct drm_pr
                return -ENOMEM;
        }
 
-       ret = drm_colorop_ctm_3x4_init(dev, op, plane);
+       ret = drm_colorop_ctm_3x4_init(dev, op, plane, true);
        if (ret)
                return ret;
 
@@ -106,7 +108,9 @@ int amdgpu_dm_initialize_default_pipeline(struct drm_plane 
*plane, struct drm_pr
                return -ENOMEM;
        }
 
-       ret = drm_colorop_curve_1d_init(dev, op, plane, 
amdgpu_dm_supported_shaper_tfs);
+       ret = drm_colorop_curve_1d_init(dev, op, plane,
+                                       amdgpu_dm_supported_shaper_tfs,
+                                       true);
        if (ret)
                return ret;
 
@@ -122,7 +126,8 @@ int amdgpu_dm_initialize_default_pipeline(struct drm_plane 
*plane, struct drm_pr
        }
 
        ret = drm_colorop_curve_1d_lut_init(dev, op, plane, 
MAX_COLOR_LUT_ENTRIES,
-                                           
DRM_COLOROP_LUT1D_INTERPOLATION_LINEAR);
+                                           
DRM_COLOROP_LUT1D_INTERPOLATION_LINEAR,
+                                           true);
        if (ret)
                return ret;
 
@@ -137,7 +142,9 @@ int amdgpu_dm_initialize_default_pipeline(struct drm_plane 
*plane, struct drm_pr
                return -ENOMEM;
        }
 
-       ret = drm_colorop_curve_1d_init(dev, op, plane, 
amdgpu_dm_supported_blnd_tfs);
+       ret = drm_colorop_curve_1d_init(dev, op, plane,
+                                       amdgpu_dm_supported_blnd_tfs,
+                                       true);
        if (ret)
                return ret;
 
@@ -153,7 +160,8 @@ int amdgpu_dm_initialize_default_pipeline(struct drm_plane 
*plane, struct drm_pr
        }
 
        ret = drm_colorop_curve_1d_lut_init(dev, op, plane, 
MAX_COLOR_LUT_ENTRIES,
-                                           
DRM_COLOROP_LUT1D_INTERPOLATION_LINEAR);
+                                           
DRM_COLOROP_LUT1D_INTERPOLATION_LINEAR,
+                                           true);
        if (ret)
                return ret;
 
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index dbb8776ae433..02ff576aa7a9 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -789,7 +789,8 @@ static void drm_atomic_colorop_print_state(struct 
drm_printer *p,
 
        drm_printf(p, "colorop[%u]:\n", colorop->base.id);
        drm_printf(p, "\ttype=%s\n", drm_get_colorop_type_name(colorop->type));
-       drm_printf(p, "\tbypass=%u\n", state->bypass);
+       if (colorop->bypass_property)
+               drm_printf(p, "\tbypass=%u\n", state->bypass);
 
        switch (colorop->type) {
        case DRM_COLOROP_1D_CURVE:
diff --git a/drivers/gpu/drm/drm_colorop.c b/drivers/gpu/drm/drm_colorop.c
index 47a9877099c3..2b7526c9608e 100644
--- a/drivers/gpu/drm/drm_colorop.c
+++ b/drivers/gpu/drm/drm_colorop.c
@@ -84,7 +84,8 @@ static const struct drm_prop_enum_list 
drm_colorop_lut1d_interpolation_list[] =
 /* Init Helpers */
 
 static int drm_colorop_init(struct drm_device *dev, struct drm_colorop 
*colorop,
-                           struct drm_plane *plane, enum drm_colorop_type type)
+                           struct drm_plane *plane, enum drm_colorop_type type,
+                           bool allow_bypass)
 {
        struct drm_mode_config *config = &dev->mode_config;
        struct drm_property *prop;
@@ -120,16 +121,18 @@ static int drm_colorop_init(struct drm_device *dev, 
struct drm_colorop *colorop,
                                   colorop->type_property,
                                   colorop->type);
 
-       /* bypass */
-       prop = drm_property_create_bool(dev, DRM_MODE_PROP_ATOMIC,
-                                       "BYPASS");
-       if (!prop)
-               return -ENOMEM;
+       if (allow_bypass) {
+               /* bypass */
+               prop = drm_property_create_bool(dev, DRM_MODE_PROP_ATOMIC,
+                                               "BYPASS");
+               if (!prop)
+                       return -ENOMEM;
 
-       colorop->bypass_property = prop;
-       drm_object_attach_property(&colorop->base,
-                                  colorop->bypass_property,
-                                  1);
+               colorop->bypass_property = prop;
+               drm_object_attach_property(&colorop->base,
+                                       colorop->bypass_property,
+                                       1);
+       }
 
        /* next */
        prop = drm_property_create_object(dev, DRM_MODE_PROP_IMMUTABLE | 
DRM_MODE_PROP_ATOMIC,
@@ -153,10 +156,13 @@ static int drm_colorop_init(struct drm_device *dev, 
struct drm_colorop *colorop,
  * @supported_tfs: A bitfield of supported drm_colorop_curve_1d_init enum 
values,
  *                 created using BIT(curve_type) and combined with the OR '|'
  *                 operator.
+ * @allow_bypass: true if BYPASS property should be created, false if bypass of
+ *                this colorop is not possible
  * @return zero on success, -E value on failure
  */
 int drm_colorop_curve_1d_init(struct drm_device *dev, struct drm_colorop 
*colorop,
-                             struct drm_plane *plane, u64 supported_tfs)
+                             struct drm_plane *plane, u64 supported_tfs,
+                             bool allow_bypass)
 {
        struct drm_prop_enum_list enum_list[DRM_COLOROP_1D_CURVE_COUNT];
        int i, len;
@@ -177,7 +183,8 @@ int drm_colorop_curve_1d_init(struct drm_device *dev, 
struct drm_colorop *coloro
                return -EINVAL;
        }
 
-       ret = drm_colorop_init(dev, colorop, plane, DRM_COLOROP_1D_CURVE);
+       ret = drm_colorop_init(dev, colorop, plane, DRM_COLOROP_1D_CURVE,
+                              allow_bypass);
        if (ret)
                return ret;
 
@@ -237,16 +244,20 @@ static int drm_colorop_create_data_prop(struct drm_device 
*dev, struct drm_color
  * @plane: The associated drm_plane
  * @lut_size: LUT size supported by driver
  * @lut1d_interpolation: 1D LUT interpolation type
+ * @allow_bypass: true if BYPASS property should be created, false if bypass of
+ *                this colorop is not possible
  * @return zero on success, -E value on failure
  */
 int drm_colorop_curve_1d_lut_init(struct drm_device *dev, struct drm_colorop 
*colorop,
                                  struct drm_plane *plane, uint32_t lut_size,
-                                 enum drm_colorop_lut1d_interpolation_type 
lut1d_interpolation)
+                                 enum drm_colorop_lut1d_interpolation_type 
lut1d_interpolation,
+                                 bool allow_bypass)
 {
        struct drm_property *prop;
        int ret;
 
-       ret = drm_colorop_init(dev, colorop, plane, DRM_COLOROP_1D_LUT);
+       ret = drm_colorop_init(dev, colorop, plane, DRM_COLOROP_1D_LUT,
+                              allow_bypass);
        if (ret)
                return ret;
 
@@ -284,11 +295,12 @@ int drm_colorop_curve_1d_lut_init(struct drm_device *dev, 
struct drm_colorop *co
 EXPORT_SYMBOL(drm_colorop_curve_1d_lut_init);
 
 int drm_colorop_ctm_3x4_init(struct drm_device *dev, struct drm_colorop 
*colorop,
-                            struct drm_plane *plane)
+                            struct drm_plane *plane, bool allow_bypass)
 {
        int ret;
 
-       ret = drm_colorop_init(dev, colorop, plane, DRM_COLOROP_CTM_3X4);
+       ret = drm_colorop_init(dev, colorop, plane, DRM_COLOROP_CTM_3X4,
+                              allow_bypass);
        if (ret)
                return ret;
 
@@ -308,15 +320,18 @@ EXPORT_SYMBOL(drm_colorop_ctm_3x4_init);
  * @dev: DRM device
  * @colorop: The drm_colorop object to initialize
  * @plane: The associated drm_plane
+ * @allow_bypass: true if BYPASS property should be created, false if bypass of
+ *                this colorop is not possible
  * @return zero on success, -E value on failure
  */
 int drm_colorop_mult_init(struct drm_device *dev, struct drm_colorop *colorop,
-                             struct drm_plane *plane)
+                             struct drm_plane *plane, bool allow_bypass)
 {
        struct drm_property *prop;
        int ret;
 
-       ret = drm_colorop_init(dev, colorop, plane, DRM_COLOROP_MULTIPLIER);
+       ret = drm_colorop_init(dev, colorop, plane, DRM_COLOROP_MULTIPLIER,
+                              allow_bypass);
        if (ret)
                return ret;
 
diff --git a/drivers/gpu/drm/vkms/vkms_colorop.c 
b/drivers/gpu/drm/vkms/vkms_colorop.c
index adcb08153a09..0a87cb14b8e6 100644
--- a/drivers/gpu/drm/vkms/vkms_colorop.c
+++ b/drivers/gpu/drm/vkms/vkms_colorop.c
@@ -28,7 +28,7 @@ static int vkms_initialize_color_pipeline(struct drm_plane 
*plane, struct drm_pr
                return -ENOMEM;
        }
 
-       ret = drm_colorop_curve_1d_init(dev, op, plane, supported_tfs);
+       ret = drm_colorop_curve_1d_init(dev, op, plane, supported_tfs, true);
        if (ret)
                return ret;
 
@@ -44,7 +44,7 @@ static int vkms_initialize_color_pipeline(struct drm_plane 
*plane, struct drm_pr
                return -ENOMEM;
        }
 
-       ret = drm_colorop_ctm_3x4_init(dev, op, plane);
+       ret = drm_colorop_ctm_3x4_init(dev, op, plane, true);
        if (ret)
                return ret;
 
@@ -59,7 +59,7 @@ static int vkms_initialize_color_pipeline(struct drm_plane 
*plane, struct drm_pr
                return -ENOMEM;
        }
 
-       ret = drm_colorop_ctm_3x4_init(dev, op, plane);
+       ret = drm_colorop_ctm_3x4_init(dev, op, plane, true);
        if (ret)
                return ret;
 
@@ -74,7 +74,7 @@ static int vkms_initialize_color_pipeline(struct drm_plane 
*plane, struct drm_pr
                return -ENOMEM;
        }
 
-       ret = drm_colorop_curve_1d_init(dev, op, plane, supported_tfs);
+       ret = drm_colorop_curve_1d_init(dev, op, plane, supported_tfs, true);
        if (ret)
                return ret;
 
diff --git a/include/drm/drm_colorop.h b/include/drm/drm_colorop.h
index 1304b19c96b5..044294b498e4 100644
--- a/include/drm/drm_colorop.h
+++ b/include/drm/drm_colorop.h
@@ -319,14 +319,16 @@ static inline struct drm_colorop *drm_colorop_find(struct 
drm_device *dev,
 }
 
 int drm_colorop_curve_1d_init(struct drm_device *dev, struct drm_colorop 
*colorop,
-                             struct drm_plane *plane, u64 supported_tfs);
+                             struct drm_plane *plane, u64 supported_tfs,
+                             bool allow_bypass);
 int drm_colorop_curve_1d_lut_init(struct drm_device *dev, struct drm_colorop 
*colorop,
                                  struct drm_plane *plane, uint32_t lut_size,
-                                 enum drm_colorop_lut1d_interpolation_type 
lut1d_interpolation);
+                                 enum drm_colorop_lut1d_interpolation_type 
lut1d_interpolation,
+                                 bool allow_bypass);
 int drm_colorop_ctm_3x4_init(struct drm_device *dev, struct drm_colorop 
*colorop,
-                            struct drm_plane *plane);
+                            struct drm_plane *plane, bool allow_bypass);
 int drm_colorop_mult_init(struct drm_device *dev, struct drm_colorop *colorop,
-                             struct drm_plane *plane);
+                             struct drm_plane *plane, bool allow_bypass);
 
 struct drm_colorop_state *
 drm_atomic_helper_colorop_duplicate_state(struct drm_colorop *colorop);
-- 
2.46.0

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