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Add logging for KMS backend

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Signed-off-by: Slendi <slendi@socopon.com>
This commit is contained in:
Slendi
2026-01-17 15:05:25 +02:00
parent 596af80622
commit efa6e289b6
1 changed files with 22 additions and 0 deletions
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22
src/VulkanRenderer.cpp
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@@ -939,19 +939,35 @@ auto VulkanRenderer::setup_kms_surface() -> void
throw std::runtime_error("App init fail"); throw std::runtime_error("App init fail");
} }
m_logger.info("Found {} Vulkan physical device(s)", devices.size());
for (auto const &device : devices) { for (auto const &device : devices) {
auto const props = device.getProperties();
m_logger.info("Checking device: {}", std::string(props.deviceName));
auto const displays = device.getDisplayPropertiesKHR(); auto const displays = device.getDisplayPropertiesKHR();
if (displays.empty()) { if (displays.empty()) {
m_logger.info(" Device has no display properties");
continue; continue;
} }
m_logger.info(" Device has {} display(s)", displays.size());
for (auto const &display_props : displays) { for (auto const &display_props : displays) {
m_logger.info(" Checking display: {}",
display_props.displayName
? std::string(display_props.displayName)
: "(unnamed)");
auto const modes auto const modes
= device.getDisplayModePropertiesKHR(display_props.display); = device.getDisplayModePropertiesKHR(display_props.display);
if (modes.empty()) { if (modes.empty()) {
m_logger.info(" Display has no modes");
continue; continue;
} }
m_logger.info(" Display has {} mode(s)", modes.size());
auto const best_mode_it = std::max_element(modes.begin(), auto const best_mode_it = std::max_element(modes.begin(),
modes.end(), [](auto const &lhs, auto const &rhs) { modes.end(), [](auto const &lhs, auto const &rhs) {
auto const lhs_extent = lhs.parameters.visibleRegion; auto const lhs_extent = lhs.parameters.visibleRegion;
@@ -984,9 +1000,15 @@ auto VulkanRenderer::setup_kms_surface() -> void
} }
} }
if (!plane_index) { if (!plane_index) {
m_logger.info(" No display plane supports this display ({} "
"plane(s) checked)",
planes.size());
continue; continue;
} }
m_logger.info(
" Found suitable display on plane {}", *plane_index);
auto const extent = best_mode_it->parameters.visibleRegion; auto const extent = best_mode_it->parameters.visibleRegion;
KmsState state {}; KmsState state {};
state.display = display_props.display; state.display = display_props.display;