1 #include <cassert>
3 #include <xf86drm.h>
4 #include <xf86drmMode.h>
6 #include "atomicreq.h"
7 #include "property.h"
8 #include "card.h"
10 #ifndef DRM_CLIENT_CAP_ATOMIC
12 #define DRM_MODE_ATOMIC_TEST_ONLY 0
14 struct _drmModeAtomicReq;
15 typedef struct _drmModeAtomicReq* drmModeAtomicReqPtr;
17 static inline drmModeAtomicReqPtr drmModeAtomicAlloc() { return 0; }
18 static inline void drmModeAtomicFree(drmModeAtomicReqPtr) { }
19 static inline int drmModeAtomicAddProperty(drmModeAtomicReqPtr, uint32_t, uint32_t, uint64_t) { return 0; }
20 static inline int drmModeAtomicCommit(int, drmModeAtomicReqPtr, int, void*) { return 0; }
22 #endif // DRM_CLIENT_CAP_ATOMIC
24 using namespace std;
26 namespace kms
27 {
28 AtomicReq::AtomicReq(Card& card)
29 : m_card(card)
30 {
31 assert(card.has_atomic());
32 m_req = drmModeAtomicAlloc();
33 }
35 AtomicReq::~AtomicReq()
36 {
37 drmModeAtomicFree(m_req);
38 }
40 void AtomicReq::add(uint32_t ob_id, uint32_t prop_id, uint64_t value)
41 {
42 int r = drmModeAtomicAddProperty(m_req, ob_id, prop_id, value);
43 if (r <= 0)
44 throw std::invalid_argument("foo");
45 }
47 void AtomicReq::add(DrmObject *ob, Property *prop, uint64_t value)
48 {
49 add(ob->id(), prop->id(), value);
50 }
52 void AtomicReq::add(DrmObject* ob, const string& prop, uint64_t value)
53 {
54 add(ob, m_card.get_prop(prop), value);
55 }
57 int AtomicReq::test()
58 {
59 uint32_t flags = DRM_MODE_ATOMIC_TEST_ONLY;
61 return drmModeAtomicCommit(m_card.fd(), m_req, flags, 0);
62 }
64 int AtomicReq::commit(void* data)
65 {
66 uint32_t flags = DRM_MODE_PAGE_FLIP_EVENT;
68 return drmModeAtomicCommit(m_card.fd(), m_req, flags, data);
69 }
70 }