/**
* Free the resources for an Encoder.
*
* Frees the FPGA resources associated with an Encoder.
*/
Encoder::~Encoder() {
if (!m_counter) {
int32_t status = 0;
freeEncoder(m_encoder, &status);
wpi_setErrorWithContext(status, getHALErrorMessage(status));
}
}
/*
* Class: edu_wpi_first_wpilibj_hal_EncoderJNI
* Method: freeEncoder
* Signature: (J)V
*/
JNIEXPORT void JNICALL Java_edu_wpi_first_wpilibj_hal_EncoderJNI_freeEncoder
(JNIEnv * env, jclass, jlong id)
{
ENCODERJNI_LOG(logDEBUG) << "Calling ENCODERJNI freeEncoder";
ENCODERJNI_LOG(logDEBUG) << "Encoder Ptr = " << (void*)id;
int32_t status = 0;
freeEncoder((void*)id, &status);
ENCODERJNI_LOG(logDEBUG) << "Status = " << status;
CheckStatus(env, status);
}
/*
* Class: edu_wpi_first_wpilibj_hal_EncoderJNI
* Method: freeEncoder
* Signature: (Ljava/nio/ByteBuffer;Ljava/nio/IntBuffer;)V
*/
JNIEXPORT void JNICALL Java_edu_wpi_first_wpilibj_hal_EncoderJNI_freeEncoder
(JNIEnv * env, jclass, jobject id, jobject status)
{
ENCODERJNI_LOG(logDEBUG) << "Calling ENCODERJNI freeEncoder";
void ** javaId = (void**)env->GetDirectBufferAddress(id);
ENCODERJNI_LOG(logDEBUG) << "Encoder Ptr = " << *javaId;
jint * statusPtr = (jint*)env->GetDirectBufferAddress(status);
ENCODERJNI_LOG(logDEBUG) << "Status Ptr = " << statusPtr;
freeEncoder(*javaId, statusPtr);
ENCODERJNI_LOG(logDEBUG) << "Status = " << *statusPtr;
}
/**
* Free the resources for an Encoder.
* Frees the FPGA resources associated with an Encoder.
*/
Encoder::~Encoder()
{
if (m_allocatedASource) delete m_aSource;
if (m_allocatedBSource) delete m_bSource;
if (m_counter)
{
delete m_counter;
}
else
{
int32_t status = 0;
freeEncoder(m_encoder, &status);
wpi_setErrorWithContext(status, getHALErrorMessage(status));
}
}
uint32_t IntelHWComposerDrm::getCrtcId(int disp)
{
if (mDrmFd < 0) {
ALOGE("%s: invalid drm FD\n", __func__);
return 0;
}
drmModeEncoderPtr encoder = NULL;
drmModeResPtr resources = NULL;
drmModeCrtcPtr crtc = NULL;
uint32_t crtc_id = 0;
int i = 0;
if ((encoder = getEncoder(disp)) == NULL)
return 0;
crtc_id = encoder->crtc_id;
freeEncoder(encoder);
if (crtc_id == 0) {
/* Query an available crtc to use */
if ((resources = drmModeGetResources(mDrmFd)) == NULL)
return 0;
if (!resources->crtcs)
return 0;
for (i = 0; i < resources->count_crtcs; i++) {
crtc = drmModeGetCrtc(mDrmFd, resources->crtcs[i]);
if (!crtc) {
ALOGE("%s: Failed to get crtc %d, error is %s",
__func__, resources->crtcs[i], strerror(errno));
continue;
}
if (crtc->buffer_id == 0) {
crtc_id = crtc->crtc_id;
drmModeFreeCrtc(crtc);
break;
}
drmModeFreeCrtc(crtc);
}
}
return crtc_id;
}