lineage-rockchip/android_external_drm_hwcomposer
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drm_hwcomposer: Move GetCtm to Properties

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Move the handling of the sysprop for how to handle CTM to the Properties
class.

Change-Id: I049c8a726fc68576e884b2a7a618a23521d5ed2b
This commit is contained in:
Drew Davenport 2025-06-03 03:53:20 +00:00
parent 51d588a99e
commit 0f9eae2291
4 changed files with 32 additions and 18 deletions
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24
utils/properties.cpp
View file

@ -15,9 +15,13 @@
*/
#include "properties.h"
#include <android-base/properties.h>
#include <string>
#include <android-base/properties.h>
#include "utils/log.h"
namespace android {
/**
@ -52,4 +56,22 @@ auto Properties::EnableVirtualDisplay() -> bool {
return (property_get_bool("vendor.hwc.drm.enable_virtual_display", 0) != 0);
}
auto Properties::GetCtmHandling() -> CtmHandling {
char proptext[PROPERTY_VALUE_MAX];
constexpr char kDrmOrGpu[] = "DRM_OR_GPU";
constexpr char kDrmOrIgnore[] = "DRM_OR_IGNORE";
property_get("vendor.hwc.drm.ctm", proptext, "");
if (strncmp(proptext, kDrmOrGpu, sizeof(kDrmOrGpu)) == 0) {
return CtmHandling::kDrmOrGpu;
}
if (strncmp(proptext, kDrmOrIgnore, sizeof(kDrmOrIgnore)) == 0) {
return CtmHandling::kDrmOrIgnore;
}
ALOGE_IF(proptext[0] != '\0', "Invalid value for vendor.hwc.drm.ctm: %s",
proptext);
// Default value.
return CtmHandling::kDrmOrGpu;
}
} // namespace android

7
utils/properties.h
View file

@ -74,10 +74,16 @@ auto inline property_get_bool(const char *key, int8_t default_value) -> int8_t {
#endif
#include <optional>
#include <string>
namespace android {
enum class CtmHandling {
kDrmOrGpu, /* Handled by DRM is possible, otherwise by GPU */
kDrmOrIgnore, /* Handled by DRM is possible, otherwise displayed as is */
};
class Properties {
public:
static auto IsPresentFenceNotReliable() -> bool;
@ -86,6 +92,7 @@ class Properties {
static auto UseOverlayPlanes() -> bool;
static auto ScaleWithGpu() -> bool;
static auto EnableVirtualDisplay() -> bool;
static auto GetCtmHandling() -> CtmHandling;
};
} // namespace android