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life is a piece of shit

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This commit is contained in:
Vaxry 2024-11-09 19:35:51 +00:00
parent 1cdd74c967
commit d3b58683cc
5 changed files with 38 additions and 69 deletions
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11
include/aquamarine/allocator/DRMDumb.hpp
View file

@ -16,10 +16,9 @@ namespace Aquamarine {
virtual void update(const Hyprutils::Math::CRegion& damage);
virtual bool isSynchronous();
virtual bool good();
virtual SSHMAttrs shm();
virtual SDMABUFAttrs dmabuf();
virtual std::tuple<uint8_t*, uint32_t, size_t> beginDataPtr(uint32_t flags);
virtual void endDataPtr();
virtual uint32_t drmID();
private:
CDRMDumbBuffer(const SAllocatorBufferParams& params, Hyprutils::Memory::CWeakPointer<CDRMDumbAllocator> allocator_,
@ -28,14 +27,14 @@ namespace Aquamarine {
Hyprutils::Memory::CWeakPointer<CDRMDumbAllocator> allocator;
//
uint32_t idrmID = 0;
Hyprutils::Math::Vector2D pixelSize;
uint32_t stride = 0, handle = 0;
uint64_t size = 0;
uint8_t* data = nullptr;
uint64_t size = 0;
uint8_t* data = nullptr;
int primeFD = -1;
//
SSHMAttrs attrs{.success = false};
SDMABUFAttrs attrs{.success = false};
friend class CDRMDumbAllocator;
};

1
include/aquamarine/buffer/Buffer.hpp
View file

@ -60,7 +60,6 @@ namespace Aquamarine {
virtual void lock();
virtual void unlock();
virtual bool locked();
virtual uint32_t drmID();
Hyprutils::Math::Vector2D size;
bool opaque = false;

63
src/allocator/DRMDumb.cpp
View file

@ -4,7 +4,9 @@
#include <aquamarine/allocator/Swapchain.hpp>
#include "FormatUtils.hpp"
#include "Shared.hpp"
#include <fcntl.h>
#include <xf86drm.h>
#include <xf86drmMode.h>
#include <unistd.h>
#include <cstring>
#include <sys/mman.h>
@ -19,47 +21,24 @@ Aquamarine::CDRMDumbBuffer::CDRMDumbBuffer(const SAllocatorBufferParams& params,
Hyprutils::Memory::CSharedPointer<CSwapchain> swapchain) : allocator(allocator_) {
attrs.format = params.format;
drm_mode_create_dumb request = {
.height = (uint32_t)params.size.y,
.width = (uint32_t)params.size.x,
.bpp = 32,
};
if (int ret = drmIoctl(allocator->drmFD(), DRM_IOCTL_MODE_CREATE_DUMB, &request); ret < 0) {
if (int ret = drmModeCreateDumbBuffer(allocator->drmFD(), params.size.x, params.size.y, 32, 0, &handle, &stride, &size); ret < 0) {
allocator->backend->log(AQ_LOG_ERROR, std::format("failed to create a drm_dumb buffer: {}", strerror(-ret)));
return;
}
stride = request.pitch;
handle = request.handle;
size = request.size;
pixelSize = {(double)request.width, (double)request.height};
pixelSize = {(double)params.size.x, (double)params.size.y};
attrs.size = pixelSize;
attrs.fd = request.handle;
attrs.stride = stride;
attrs.size = pixelSize;
attrs.strides.at(0) = stride;
uint32_t handles[4] = {handle, 0, 0, 0};
uint32_t strides[4] = {stride, 0, 0, 0};
uint32_t offsets[4] = {0, 0, 0, 0};
// these buffers are tied to drm... we need to import them here. CDRMFB will not be clean anymore... weeee...
if (int ret = drmModeAddFB2(allocator->drmFD(), params.size.x, params.size.y, params.format, handles, strides, offsets, &idrmID, 0); ret < 0) {
allocator->backend->log(AQ_LOG_ERROR, std::format("failed to drmModeAddFB2 a drm_dumb buffer: {}", strerror(-ret)));
return;
}
drm_mode_map_dumb request2 = {
.handle = handle,
};
if (int ret = drmIoctl(allocator->drmFD(), DRM_IOCTL_MODE_MAP_DUMB, &request2); ret < 0) {
uint64_t offset = 0;
if (int ret = drmModeMapDumbBuffer(allocator->drmFD(), handle, &offset); ret < 0) {
allocator->backend->log(AQ_LOG_ERROR, std::format("failed to map a drm_dumb buffer: {}", strerror(-ret)));
return;
}
data = (uint8_t*)mmap(nullptr, size, PROT_READ | PROT_WRITE, MAP_SHARED, allocator->drmFD(), request2.offset);
if (!data) {
data = (uint8_t*)mmap(nullptr, size, PROT_READ | PROT_WRITE, MAP_SHARED, allocator->drmFD(), offset);
if (data == MAP_FAILED) {
allocator->backend->log(AQ_LOG_ERROR, "failed to mmap a drm_dumb buffer");
return;
}
@ -67,15 +46,22 @@ Aquamarine::CDRMDumbBuffer::CDRMDumbBuffer(const SAllocatorBufferParams& params,
// set the entire buffer so we dont get garbage
memset(data, 0xFF, size);
if (int ret = drmPrimeHandleToFD(allocator->drmFD(), handle, DRM_CLOEXEC, &primeFD); ret < 0) {
allocator->backend->log(AQ_LOG_ERROR, std::format("failed to map a drm_dumb buffer: {}", strerror(-ret)));
return;
}
attrs.fds.at(0) = primeFD;
attrs.success = true;
allocator->backend->log(AQ_LOG_DEBUG, std::format("DRM Dumb: Allocated a new buffer with drm id {}, size {} and format {}", idrmID, attrs.size, fourccToName(attrs.format)));
allocator->backend->log(AQ_LOG_DEBUG, std::format("DRM Dumb: Allocated a new buffer with primeFD {}, size {} and format {}", primeFD, attrs.size, fourccToName(attrs.format)));
}
Aquamarine::CDRMDumbBuffer::~CDRMDumbBuffer() {
events.destroy.emit();
TRACE(allocator->backend->log(AQ_LOG_TRACE, std::format("DRM Dumb: dropping buffer {}", idrmID)));
TRACE(allocator->backend->log(AQ_LOG_TRACE, std::format("DRM Dumb: dropping buffer {}", primeFD)));
if (handle == 0)
return;
@ -83,9 +69,6 @@ Aquamarine::CDRMDumbBuffer::~CDRMDumbBuffer() {
if (data)
munmap(data, size);
if (idrmID)
drmModeRmFB(allocator->drmFD(), idrmID);
drm_mode_destroy_dumb request = {
.handle = handle,
};
@ -97,7 +80,7 @@ eBufferCapability Aquamarine::CDRMDumbBuffer::caps() {
}
eBufferType Aquamarine::CDRMDumbBuffer::type() {
return eBufferType::BUFFER_TYPE_SHM;
return eBufferType::BUFFER_TYPE_DMABUF;
}
void Aquamarine::CDRMDumbBuffer::update(const Hyprutils::Math::CRegion& damage) {
@ -112,7 +95,7 @@ bool Aquamarine::CDRMDumbBuffer::good() {
return attrs.success && data;
}
SSHMAttrs Aquamarine::CDRMDumbBuffer::shm() {
SDMABUFAttrs Aquamarine::CDRMDumbBuffer::dmabuf() {
return attrs;
}
@ -124,10 +107,6 @@ void Aquamarine::CDRMDumbBuffer::endDataPtr() {
; // nothing to do
}
uint32_t Aquamarine::CDRMDumbBuffer::drmID() {
return idrmID;
}
Aquamarine::CDRMDumbAllocator::~CDRMDumbAllocator() {
; // nothing to do
}

28
src/backend/drm/DRM.cpp
View file

@ -1826,7 +1826,7 @@ Aquamarine::CDRMFB::CDRMFB(SP<IBuffer> buffer_, Hyprutils::Memory::CWeakPointer<
void Aquamarine::CDRMFB::import() {
auto attrs = buffer->dmabuf();
if (!attrs.success && !buffer->drmID()) {
if (!attrs.success) {
backend->backend->log(AQ_LOG_ERROR, "drm: Buffer submitted has no dmabuf or a drm handle");
return;
}
@ -1837,22 +1837,18 @@ void Aquamarine::CDRMFB::import() {
}
// TODO: check format
if (!buffer->drmID()) {
for (int i = 0; i < attrs.planes; ++i) {
int ret = drmPrimeFDToHandle(backend->gpu->fd, attrs.fds.at(i), &boHandles[i]);
if (ret) {
backend->backend->log(AQ_LOG_ERROR, "drm: drmPrimeFDToHandle failed");
drop();
return;
}
TRACE(backend->backend->log(AQ_LOG_TRACE, std::format("drm: CDRMFB: plane {} has fd {}, got handle {}", i, attrs.fds.at(i), boHandles.at(i))));
for (int i = 0; i < attrs.planes; ++i) {
int ret = drmPrimeFDToHandle(backend->gpu->fd, attrs.fds.at(i), &boHandles[i]);
if (ret) {
backend->backend->log(AQ_LOG_ERROR, "drm: drmPrimeFDToHandle failed");
drop();
return;
}
id = submitBuffer();
} else
id = buffer->drmID();
TRACE(backend->backend->log(AQ_LOG_TRACE, std::format("drm: CDRMFB: plane {} has fd {}, got handle {}", i, attrs.fds.at(i), boHandles.at(i))));
}
id = submitBuffer();
if (!id) {
backend->backend->log(AQ_LOG_ERROR, "drm: Failed to submit a buffer to KMS");
@ -1921,7 +1917,7 @@ void Aquamarine::CDRMFB::drop() {
dropped = true;
if (!id || buffer->drmID() /* drmID means the buffer manages itself */)
if (!id)
return;
closeHandles();

4
src/buffer/Buffer.cpp
View file

@ -39,7 +39,3 @@ void Aquamarine::IBuffer::unlock() {
bool Aquamarine::IBuffer::locked() {
return locks;
}
uint32_t Aquamarine::IBuffer::drmID() {
return 0;
}