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drm: check for timeline support for explicit sync

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This commit is contained in:
Vaxry 2024-07-06 17:45:47 +02:00
parent 330c089cd8
commit d8525fbd63
2 changed files with 6 additions and 3 deletions
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1
include/aquamarine/backend/DRM.hpp
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@ -363,6 +363,7 @@ namespace Aquamarine {
Hyprutils::Math::Vector2D cursorSize;
bool supportsAsyncCommit = false;
bool supportsAddFb2Modifiers = false;
bool supportsTimelines = false;
} drmProps;
struct {

4
src/backend/drm/DRM.cpp
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@ -342,6 +342,7 @@ bool Aquamarine::CDRMBackend::checkFeatures() {
drmProps.supportsAsyncCommit = drmGetCap(gpu->fd, DRM_CAP_ASYNC_PAGE_FLIP, &cap) == 0 && cap == 1;
drmProps.supportsAddFb2Modifiers = drmGetCap(gpu->fd, DRM_CAP_ADDFB2_MODIFIERS, &cap) == 0 && cap == 1;
drmProps.supportsTimelines = drmGetCap(gpu->fd, DRM_CAP_SYNCOBJ_TIMELINE, &cap) == 0 && cap == 1;
if (envEnabled("AQ_NO_ATOMIC")) {
backend->log(AQ_LOG_WARNING, "drm: AQ_NO_ATOMIC enabled, using the legacy drm iface");
@ -358,6 +359,7 @@ bool Aquamarine::CDRMBackend::checkFeatures() {
backend->log(AQ_LOG_DEBUG, std::format("drm: drmProps.supportsAsyncCommit: {}", drmProps.supportsAsyncCommit));
backend->log(AQ_LOG_DEBUG, std::format("drm: drmProps.supportsAddFb2Modifiers: {}", drmProps.supportsAddFb2Modifiers));
backend->log(AQ_LOG_DEBUG, std::format("drm: drmProps.supportsTimelines: {}", drmProps.supportsTimelines));
// TODO: allow no-modifiers?
@ -1050,7 +1052,7 @@ void Aquamarine::SDRMConnector::connect(drmModeConnector* connector) {
output->serial = serial;
output->description = std::format("{} {} {} ({})", make, model, serial, szName);
output->needsFrame = true;
output->supportsExplicit = crtc->props.out_fence_ptr && crtc->primary->props.in_fence_fd;
output->supportsExplicit = backend->drmProps.supportsTimelines && crtc->props.out_fence_ptr && crtc->primary->props.in_fence_fd;
backend->backend->log(AQ_LOG_DEBUG, std::format("drm: Explicit sync {}", output->supportsExplicit ? "supported" : "unsupported"));