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Code Issues Releases Activity

Detect that nvidia display exists in each refresh

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Rafał Lalik 2022-01-30 13:43:43 +01:00 committed by Brenden Matthews
parent 889f8a5338
commit fbedabba87
1 changed files with 22 additions and 14 deletions
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36
src/nvidia.cc
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@ -359,8 +359,6 @@ struct nvidia_c_string {
int perfmax = -1;
};
static Display *nvdisplay = nullptr;
// Maximum number of GPU connected:
// For cache default value: choosed a model of direct access to array instead of
// list for speed improvement value based on the incoming quad Naples tech
@ -376,8 +374,11 @@ class nvidia_display_setting
virtual void lua_setter(lua::state &l, bool init);
virtual void cleanup(lua::state &l);
std::string nvdisplay;
public:
nvidia_display_setting() : Base("nvidia_display", std::string(), false) {}
virtual Display *get_nvdisplay();
};
void nvidia_display_setting::lua_setter(lua::state &l, bool init) {
@ -385,21 +386,28 @@ void nvidia_display_setting::lua_setter(lua::state &l, bool init) {
Base::lua_setter(l, init);
std::string str = do_convert(l, -1).first;
if (!str.empty()) {
nvdisplay = XOpenDisplay(str.c_str());
if (nvdisplay == nullptr) {
CRIT_ERR(nullptr, NULL, "can't open nvidia display: %s",
XDisplayName(str.c_str()));
}
}
nvdisplay = do_convert(l, -1).first;
++s;
} // namespace
Display *nvidia_display_setting::get_nvdisplay() {
if (!nvdisplay.empty()) {
Display *nvd = XOpenDisplay(nvdisplay.c_str());
if (nvd == nullptr) {
NORM_ERR(nullptr, NULL, "can't open nvidia display: %s",
XDisplayName(nvdisplay.c_str()));
}
return nvd;
}
return nullptr;
} // namespace
void nvidia_display_setting::cleanup(lua::state &l) {
lua::stack_sentry s(l, -1);
Display *nvdisplay = get_nvdisplay();
if (nvdisplay && nvdisplay != display) {
XCloseDisplay(nvdisplay);
nvdisplay = nullptr;
@ -746,7 +754,7 @@ static int cache_nvidia_value(TARGET_ID tid, ATTR_ID aid, Display *dpy,
// Retrieve attribute value via nvidia interface
static int get_nvidia_value(TARGET_ID tid, ATTR_ID aid, int gid,
const char *arg) {
Display *dpy = nvdisplay ? nvdisplay : display;
Display *dpy = nvidia_display.get_nvdisplay() ?: display;
int value;
// Check if the aid is cacheable
@ -776,7 +784,7 @@ static int get_nvidia_value(TARGET_ID tid, ATTR_ID aid, int gid,
// Retrieve attribute string via nvidia interface
static char *get_nvidia_string(TARGET_ID tid, ATTR_ID aid, int gid,
const char *arg) {
Display *dpy = nvdisplay ? nvdisplay : display;
Display *dpy = nvidia_display.get_nvdisplay() ?: display;
char *str;
// Query nvidia interface
@ -948,7 +956,7 @@ void print_nvidia_value(struct text_object *obj, char *p,
int event_base;
int error_base;
Display *dpy = nvdisplay ? nvdisplay : display;
Display *dpy = nvidia_display.get_nvdisplay() ?: display;
if (!dpy) {
NORM_ERR("%s: no display set (try setting nvidia_display)", __func__);
@ -1051,7 +1059,7 @@ double get_nvidia_barval(struct text_object *obj) {
int event_base;
int error_base;
Display *dpy = nvdisplay ? nvdisplay : display;
Display *dpy = nvidia_display.get_nvdisplay() ?: display;
if (!dpy) {
NORM_ERR("%s: no display set (try setting nvidia_display)", __func__);