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drm/msm/dpu: Plane helper for modifiers 

Filter planes based on the supported modifiers

Signed-off-by: Fritz Koenig <frkoenig@google.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
This commit is contained in:
Fritz Koenig 2018-12-11 10:42:22 -08:00 committed by Sean Paul
parent e6b63a7bb6
commit 410f119ba7
1 changed files with 18 additions and 0 deletions
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18
drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
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@ -1408,6 +1408,23 @@ static void dpu_plane_early_unregister(struct drm_plane *plane)
debugfs_remove_recursive(pdpu->debugfs_root);
}
static bool dpu_plane_format_mod_supported(struct drm_plane *plane,
uint32_t format, uint64_t modifier)
{
if (modifier == DRM_FORMAT_MOD_LINEAR)
return true;
if (modifier == DRM_FORMAT_MOD_QCOM_COMPRESSED) {
int i;
for (i = 0; i < ARRAY_SIZE(qcom_compressed_supported_formats); i++) {
if (format == qcom_compressed_supported_formats[i])
return true;
}
}
return false;
}
static const struct drm_plane_funcs dpu_plane_funcs = {
.update_plane = drm_atomic_helper_update_plane,
.disable_plane = drm_atomic_helper_disable_plane,
@ -1417,6 +1434,7 @@ static const struct drm_plane_funcs dpu_plane_funcs = {
.atomic_destroy_state = dpu_plane_destroy_state,
.late_register = dpu_plane_late_register,
.early_unregister = dpu_plane_early_unregister,
.format_mod_supported = dpu_plane_format_mod_supported,
};
static const struct drm_plane_helper_funcs dpu_plane_helper_funcs = {