static void apply_psu_entry_token(char *token, char *value, void *data)
{
PSUEntryPtr pPSUEntry = (PSUEntryPtr) data;
if (!strcasecmp("current", token)) {
pPSUEntry->psu_current = atoi(value);
} else if (!strcasecmp("power", token)) {
if (!strcasecmp("unknown", value)) {
pPSUEntry->psu_power = -1;
} else {
pPSUEntry->psu_power = atoi(value);
}
} else if (!strcasecmp("voltage", token)) {
if (!strcasecmp("unknown", value)) {
pPSUEntry->psu_voltage = -1;
} else {
pPSUEntry->psu_voltage = atoi(value);
}
} else if (!strcasecmp("state", token)) {
if (!strcasecmp("normal", value)) {
pPSUEntry->psu_state = VCS_PSU_STATE_NORMAL;
} else {
pPSUEntry->psu_state = VCS_PSU_STATE_ABNORMAL;
}
} else {
nv_warning_msg("Unknown PSU Entry token value pair: %s=%s",
token, value);
}
}
static void apply_thermal_entry_token(char *token, char *value, void *data)
{
ThermalEntryPtr pThermalEntry = (ThermalEntryPtr) data;
if (!strcasecmp("intake", token)) {
pThermalEntry->intake_temp = atoi(value);
} else if (!strcasecmp("exhaust", token)) {
pThermalEntry->exhaust_temp = atoi(value);
} else if (!strcasecmp("board", token)) {
pThermalEntry->board_temp = atoi(value);
} else {
nv_warning_msg("Unknown Thermal Entry token value pair: %s=%s",
token, value);
}
}
static void apply_fan_entry_token(char *token, char *value, void *data)
{
FanEntryPtr pFanEntry = (FanEntryPtr) data;
if (!strcasecmp("fan", token)) {
pFanEntry->fan_number = atoi(value);
} else if (!strcasecmp("speed", token)) {
pFanEntry->fan_speed = atoi(value);
} else if (!strcasecmp("fail", token)) {
pFanEntry->fan_failed = atoi(value);
} else {
nv_warning_msg("Unknown Fan Entry token value pair: %s=%s",
token, value);
}
}
static gboolean ctk_event_dispatch(GSource *source,
GSourceFunc callback, gpointer user_data)
{
XEvent event;
CtkEventSource *event_source = (CtkEventSource *) source;
CtkEventStruct event_struct;
memset(&event_struct, 0, sizeof(event_struct));
/*
* if ctk_event_dispatch() is called, then either
* ctk_event_prepare() or ctk_event_check() returned TRUE, so we
* know there is an event pending
*/
XNextEvent(event_source->dpy, &event);
/*
* Handle the ATTRIBUTE_CHANGED_EVENT NV-CONTROL event
*/
if (event_source->event_base != -1 &&
(event.type == (event_source->event_base + ATTRIBUTE_CHANGED_EVENT))) {
XNVCtrlAttributeChangedEvent *nvctrlevent =
(XNVCtrlAttributeChangedEvent *) &event;
/* make sure the attribute is in our signal array */
if ((nvctrlevent->attribute <= NV_CTRL_LAST_ATTRIBUTE) &&
(signals[nvctrlevent->attribute] != 0)) {
event_struct.attribute = nvctrlevent->attribute;
event_struct.value = nvctrlevent->value;
event_struct.display_mask = nvctrlevent->display_mask;
/*
* XXX Is emitting a signal with g_signal_emit() really
* the "correct" way of dispatching the event?
*/
CTK_EVENT_BROADCAST(event_source,
signals[nvctrlevent->attribute],
&event_struct,
NV_CTRL_TARGET_TYPE_X_SCREEN,
nvctrlevent->screen);
}
/*
* Handle the TARGET_ATTRIBUTE_CHANGED_EVENT NV-CONTROL event
*/
} else if (event_source->event_base != -1 &&
(event.type == (event_source->event_base
+TARGET_ATTRIBUTE_CHANGED_EVENT))) {
XNVCtrlAttributeChangedEventTarget *nvctrlevent =
(XNVCtrlAttributeChangedEventTarget *) &event;
/* make sure the attribute is in our signal array */
if ((nvctrlevent->attribute <= NV_CTRL_LAST_ATTRIBUTE) &&
(signals[nvctrlevent->attribute] != 0)) {
event_struct.attribute = nvctrlevent->attribute;
event_struct.value = nvctrlevent->value;
event_struct.display_mask = nvctrlevent->display_mask;
/*
* XXX Is emitting a signal with g_signal_emit() really
* the "correct" way of dispatching the event?
*/
CTK_EVENT_BROADCAST(event_source,
signals[nvctrlevent->attribute],
&event_struct,
nvctrlevent->target_type,
nvctrlevent->target_id);
}
/*
* Handle the TARGET_ATTRIBUTE_AVAILABILITY_CHANGED_EVENT
* NV-CONTROL event.
*/
} else if (event_source->event_base != -1 &&
(event.type == (event_source->event_base
+ TARGET_ATTRIBUTE_AVAILABILITY_CHANGED_EVENT))) {
XNVCtrlAttributeChangedEventTargetAvailability *nvctrlevent =
(XNVCtrlAttributeChangedEventTargetAvailability *) &event;
/* make sure the attribute is in our signal array */
if ((nvctrlevent->attribute <= NV_CTRL_LAST_ATTRIBUTE) &&
(signals[nvctrlevent->attribute] != 0)) {
event_struct.attribute = nvctrlevent->attribute;
event_struct.value = nvctrlevent->value;
event_struct.display_mask = nvctrlevent->display_mask;
event_struct.is_availability_changed = TRUE;
event_struct.availability = nvctrlevent->availability;
/*
* XXX Is emitting a signal with g_signal_emit() really
* the "correct" way of dispatching the event?
*/
CTK_EVENT_BROADCAST(event_source,
signals[nvctrlevent->attribute],
&event_struct,
nvctrlevent->target_type,
nvctrlevent->target_id);
}
/*
* Handle the TARGET_STRING_ATTRIBUTE_CHANGED_EVENT
* NV-CONTROL event.
*/
} else if (event_source->event_base != -1 &&
(event.type == (event_source->event_base
+ TARGET_STRING_ATTRIBUTE_CHANGED_EVENT))) {
XNVCtrlStringAttributeChangedEventTarget *nvctrlevent =
(XNVCtrlStringAttributeChangedEventTarget *) &event;
/* make sure the attribute is in our signal array */
if ((nvctrlevent->attribute <= NV_CTRL_STRING_LAST_ATTRIBUTE) &&
(string_signals[nvctrlevent->attribute] != 0)) {
event_struct.attribute = nvctrlevent->attribute;
event_struct.value = 0;
event_struct.display_mask = nvctrlevent->display_mask;
/*
* XXX Is emitting a signal with g_signal_emit() really
* the "correct" way of dispatching the event
*/
CTK_EVENT_BROADCAST(event_source,
string_signals[nvctrlevent->attribute],
&event_struct,
nvctrlevent->target_type,
nvctrlevent->target_id);
}
/*
* Handle the TARGET_BINARY_ATTRIBUTE_CHANGED_EVENT
* NV-CONTROL event.
*/
} else if (event_source->event_base != -1 &&
(event.type == (event_source->event_base
+ TARGET_BINARY_ATTRIBUTE_CHANGED_EVENT))) {
XNVCtrlBinaryAttributeChangedEventTarget *nvctrlevent =
(XNVCtrlBinaryAttributeChangedEventTarget *) &event;
/* make sure the attribute is in our signal array */
if ((nvctrlevent->attribute <= NV_CTRL_BINARY_DATA_LAST_ATTRIBUTE) &&
(binary_signals[nvctrlevent->attribute] != 0)) {
event_struct.attribute = nvctrlevent->attribute;
event_struct.value = 0;
event_struct.display_mask = nvctrlevent->display_mask;
/*
* XXX Is emitting a signal with g_signal_emit() really
* the "correct" way of dispatching the event
*/
CTK_EVENT_BROADCAST(event_source,
binary_signals[nvctrlevent->attribute],
&event_struct,
nvctrlevent->target_type,
nvctrlevent->target_id);
}
/*
* Also handle XRandR events.
*/
} else if (event_source->randr_event_base != -1 &&
(event.type ==
(event_source->randr_event_base + RRScreenChangeNotify))) {
XRRScreenChangeNotifyEvent *xrandrevent =
(XRRScreenChangeNotifyEvent *)&event;
int screen;
/* Find the screen the window belongs to */
screen = get_screen_of_root(xrandrevent->display, xrandrevent->root);
if (screen >= 0) {
CTK_EVENT_BROADCAST(event_source,
signal_RRScreenChangeNotify,
&event,
NV_CTRL_TARGET_TYPE_X_SCREEN,
screen);
}
/*
* Trap events that get registered but are not handled
* properly.
*/
} else {
nv_warning_msg("Unknown event type %d.", event.type);
}
return TRUE;
} /* ctk_event_dispatch() */
NvCtrlXvAttributes * NvCtrlInitXvAttributes(NvCtrlAttributePrivateHandle *h)
{
NvCtrlXvAttributes *xv = NULL;
XvAdaptorInfo *ainfo;
unsigned int req, event_base, error_base, nadaptors;
int ret, i;
const char *error_str = NULL;
const char *warn_str = NULL;
/* Check parameters */
if ( !h || !h->dpy || h->target_type != NV_CTRL_TARGET_TYPE_X_SCREEN ) {
goto fail;
}
/* Open libXv.so.1 */
if ( !open_libxv() ) {
warn_str = "Failed to open libXv.so.1: this library "
"is not present in your system or is not in your "
"LD_LIBRARY_PATH.";
goto fail;
}
/* Allocate the attributes structure */
xv = calloc(1, sizeof(NvCtrlXvAttributes));
if ( xv == NULL ) {
error_str = "Out of memory.";
goto fail;
}
/* Verify server support of Xv extension */
ret = __libXv->XvQueryExtension(h->dpy, &(xv->major_version), &(xv->minor_version), &req,
&event_base, &error_base);
if (ret != Success) goto fail;
/* XXX do we have a minimum Xv version? */
/* Get the list of adaptors */
ret = __libXv->XvQueryAdaptors(h->dpy, RootWindow(h->dpy, h->target_id),
&nadaptors, &ainfo);
if (ret != Success || !nadaptors || !ainfo) goto fail;
for (i = 0; i < nadaptors; i++) {
if ((strcmp(ainfo[i].name, "NV17 Video Overlay") == 0) ||
(strcmp(ainfo[i].name, "NV10 Video Overlay") == 0)) {
NvCtrlXvOverlayAttributes *attrs;
attrs = malloc(sizeof(NvCtrlXvOverlayAttributes));
if ( !attrs ) {
error_str = "Out of memory.";
goto fail;
}
attrs->port = ainfo[i].base_id;
attrs->saturation = getXvAttribute(h, attrs->port,
"XV_SATURATION");
attrs->contrast = getXvAttribute(h, attrs->port,
"XV_CONTRAST");
attrs->brightness = getXvAttribute(h, attrs->port,
"XV_BRIGHTNESS");
attrs->hue = getXvAttribute(h, attrs->port,
"XV_HUE");
attrs->defaults = getXvAttribute(h, attrs->port,
"XV_SET_DEFAULTS");
if (!attrs->saturation ||
!attrs->contrast ||
!attrs->brightness ||
!attrs->hue ||
!attrs->defaults) {
if (attrs->saturation) free(attrs->saturation);
if (attrs->contrast) free(attrs->contrast);
if (attrs->brightness) free(attrs->brightness);
if (attrs->hue) free(attrs->hue);
if (attrs->defaults) free(attrs->defaults);
free(attrs);
attrs = NULL;
} else {
xv->overlay = attrs;
}
}
if (strcmp(ainfo[i].name, "NV17 Video Texture") == 0) {
NvCtrlXvTextureAttributes *attrs;
attrs = malloc(sizeof(NvCtrlXvTextureAttributes));
if ( !attrs ) {
error_str = "Out of memory.";
goto fail;
}
attrs->port = ainfo[i].base_id;
attrs->sync_to_vblank = getXvAttribute(h, attrs->port,
"XV_SYNC_TO_VBLANK");
attrs->contrast = getXvAttribute(h, attrs->port,
"XV_CONTRAST");
attrs->brightness = getXvAttribute(h, attrs->port,
"XV_BRIGHTNESS");
attrs->saturation = getXvAttribute(h, attrs->port,
"XV_SATURATION");
attrs->hue = getXvAttribute(h, attrs->port,
"XV_HUE");
attrs->defaults = getXvAttribute(h, attrs->port,
"XV_SET_DEFAULTS");
if (!attrs->sync_to_vblank ||
!attrs->defaults) {
if (attrs->sync_to_vblank) free(attrs->sync_to_vblank);
if (attrs->defaults) free(attrs->defaults);
free(attrs);
attrs = NULL;
} else {
xv->texture = attrs;
}
}
if (strcmp(ainfo[i].name, "NV05 Video Blitter") == 0) {
NvCtrlXvBlitterAttributes *attrs;
attrs = malloc(sizeof(NvCtrlXvBlitterAttributes));
if ( !attrs ) {
error_str = "Out of memory.";
goto fail;
}
attrs->port = ainfo[i].base_id;
attrs->sync_to_vblank = getXvAttribute(h, attrs->port,
"XV_SYNC_TO_VBLANK");
attrs->defaults = getXvAttribute(h, attrs->port,
"XV_SET_DEFAULTS");
if (!attrs->sync_to_vblank ||
!attrs->defaults) {
if (attrs->sync_to_vblank) free(attrs->sync_to_vblank);
if (attrs->defaults) free(attrs->defaults);
free(attrs);
attrs = NULL;
} else {
xv->blitter = attrs;
}
}
}
return xv;
/* Handle failures */
fail:
if (error_str) {
nv_error_msg("libXv setup error: %s\n", error_str);
}
if (warn_str) {
nv_warning_msg("libXv setup warning: %s\n", warn_str);
}
if (xv != NULL) {
if (xv->overlay) {
free(xv->overlay);
}
if (xv->texture) {
free(xv->texture);
}
if (xv->blitter) {
free(xv->blitter);
}
free(xv);
}
return NULL;
} /* NvCtrlInitXvAttributes() */
static int parse_config_property(const char *file, const char *line, ConfigProperties *conf)
{
char *no_spaces, *s;
char *locale;
ConfigPropertiesTableEntry *t;
char *timer, *token;
TimerConfigProperty *c = NULL;
int interval;
int ret = NV_FALSE;
unsigned int flag;
no_spaces = remove_spaces(line);
if (!no_spaces) goto done;
s = strchr(no_spaces, '=');
if (!s) goto done;
*s = '\0';
if (nv_strcasecmp(no_spaces, "RcFileLocale")) {
locale = ++s;
if (setlocale(LC_NUMERIC, locale) == NULL) {
nv_warning_msg("Error parsing configuration file '%s': could "
"not set the specified locale '%s'.",
file, locale);
}
} else if (nv_strcasecmp(no_spaces, "Timer")) {
timer = ++s;
token = strtok(timer, ",");
if (!token)
goto done;
c = malloc(sizeof(TimerConfigProperty));
if (!c) {
nv_warning_msg("Error parsing configuration file '%s': could "
"not allocate memory for timer '%s'.",
file, timer);
ret = NV_TRUE;
goto done;
}
c->description = replace_characters(token, '_', ' ');
if (!c->description) {
nv_warning_msg("Error parsing configuration file '%s': could "
"not allocate memory for timer '%s'.",
file, timer);
ret = NV_TRUE;
goto done;
}
token = strtok(NULL, ",");
if (!token)
goto done;
if (nv_strcasecmp(token, "Yes")) {
c->user_enabled = 1;
} else if (nv_strcasecmp(token, "No")) {
c->user_enabled = 0;
} else {
goto done;
}
token = strtok(NULL, ",");
if (!token)
goto done;
parse_read_integer(token, &interval);
c->interval = interval;
c->next = conf->timers;
conf->timers = c;
} else {
for (t = configPropertyTable, flag = 0; t->name; t++) {
if (nv_strcasecmp(no_spaces, t->name)) {
flag = t->flag;
break;
}
}
if (!flag) goto done;
s++;
if (nv_strcasecmp(s, "yes")) {
conf->booleans |= flag;
} else if (nv_strcasecmp(s, "no")) {
conf->booleans &= ~flag;
} else {
goto done;
}
}
ret = NV_TRUE;
done:
if ((ret != NV_TRUE) && c) {
if (c->description)
free(c->description);
free(c);
}
if (no_spaces) free(no_spaces);
return ret;
} /* parse_config_property() */
int nv_write_config_file(const char *filename, CtrlHandles *h,
ParsedAttribute *p, ConfigProperties *conf)
{
int screen, ret, entry, bit, val;
FILE *stream;
time_t now;
AttributeTableEntry *a;
ReturnStatus status;
NVCTRLAttributeValidValuesRec valid;
uint32 mask;
CtrlHandleTarget *t;
char *tmp_d_str, *prefix, scratch[4];
const char *tmp;
char *locale = "C";
if (!filename) {
nv_error_msg("Unable to open configuration file for writing.");
return NV_FALSE;
}
stream = fopen(filename, "w");
if (!stream) {
nv_error_msg("Unable to open file '%s' for writing.", filename);
return NV_FALSE;
}
/* write header */
now = time(NULL);
fprintf(stream, "#\n");
fprintf(stream, "# %s\n", filename);
fprintf(stream, "#\n");
fprintf(stream, "# Configuration file for nvidia-settings - the NVIDIA "
"X Server Settings utility\n");
/* NOTE: ctime(3) generates a new line */
fprintf(stream, "# Generated on %s", ctime(&now));
fprintf(stream, "#\n");
/*
* set the locale to "C" before writing the configuration file to
* reduce the risk of locale related parsing problems. Restore
* the original locale before exiting this function.
*/
if (setlocale(LC_NUMERIC, "C") == NULL) {
nv_warning_msg("Error writing configuration file '%s': could "
"not set the locale 'C'.", filename);
locale = conf->locale;
}
/* write the values in ConfigProperties */
write_config_properties(stream, conf, locale);
/* for each screen, query each attribute in the table */
fprintf(stream, "\n");
fprintf(stream, "# Attributes:\n");
fprintf(stream, "\n");
/*
* Note: we only save writable attributes addressable by X screen
* (i.e., we don't look at other target types, yet).
*/
for (screen = 0; screen < h->targets[X_SCREEN_TARGET].n; screen++) {
t = &h->targets[X_SCREEN_TARGET].t[screen];
/* skip it if we don't have a handle for this screen */
if (!t->h) continue;
/*
* construct the prefix that will be printed in the config
* file infront of each attribute on this screen; this will
* either be "[screen]" or "[displayname]".
*/
if (conf->booleans &
CONFIG_PROPERTIES_INCLUDE_DISPLAY_NAME_IN_CONFIG_FILE) {
prefix = t->name;
} else {
snprintf(scratch, 4, "%d", screen);
prefix = scratch;
}
/* loop over all the entries in the table */
for (entry = 0; attributeTable[entry].name; entry++) {
a = &attributeTable[entry];
/*
* skip all attributes that are not supposed to be written
* to the config file
*/
if (a->flags & NV_PARSER_TYPE_NO_CONFIG_WRITE) continue;
/*
* special case the color attributes because we want to
* print floats
*/
if (a->flags & NV_PARSER_TYPE_COLOR_ATTRIBUTE) {
float c[3], b[3], g[3];
status = NvCtrlGetColorAttributes(t->h, c, b, g);
if (status != NvCtrlSuccess) continue;
fprintf(stream, "%s%c%s=%f\n",
prefix, DISPLAY_NAME_SEPARATOR, a->name,
get_color_value(a->attr, c, b, g));
continue;
}
for (bit = 0; bit < 24; bit++) {
mask = 1 << bit;
/*
* if this bit is not present in the screens's enabled
* display device mask (and the X screen has enabled
* display devices), skip to the next bit
*/
if (((t->d & mask) == 0x0) && (t->d)) continue;
status = NvCtrlGetValidDisplayAttributeValues
(t->h, mask, a->attr, &valid);
if (status != NvCtrlSuccess) goto exit_bit_loop;
if ((valid.permissions & ATTRIBUTE_TYPE_WRITE) == 0x0)
goto exit_bit_loop;
status = NvCtrlGetDisplayAttribute(t->h, mask, a->attr, &val);
if (status != NvCtrlSuccess) goto exit_bit_loop;
if (valid.permissions & ATTRIBUTE_TYPE_DISPLAY) {
tmp_d_str =
display_device_mask_to_display_device_name(mask);
fprintf(stream, "%s%c%s[%s]=%d\n", prefix,
DISPLAY_NAME_SEPARATOR, a->name, tmp_d_str, val);
free(tmp_d_str);
continue;
} else {
fprintf(stream, "%s%c%s=%d\n", prefix,
DISPLAY_NAME_SEPARATOR, a->name, val);
/* fall through to exit_bit_loop */
}
exit_bit_loop:
bit = 25; /* XXX force us out of the display device loop */
} /* bit */
} /* entry */
} /* screen */
/*
* loop the ParsedAttribute list, writing the attributes to file.
* note that we ignore conf->include_display_name_in_config_file
* when writing these parsed attributes; this is because parsed
* attributes (like the framelock properties) require a display
* name be specified (since there are multiple X servers
* involved).
*/
while (p) {
char target_str[64];
if (!p->next) {
p = p->next;
continue;
}
tmp = nv_get_attribute_name(p->attr, NV_PARSER_TYPE_STRING_ATTRIBUTE,
p->flags);
if (!tmp) {
nv_error_msg("Failure to save unknown attribute %d.", p->attr);
p = p->next;
continue;
}
/*
* if the parsed attribute has a target specification, and a
* target type other than an X screen, include a target
* specification in what we write to the .rc file.
*/
target_str[0] = '\0';
if ((p->flags & NV_PARSER_HAS_TARGET) &&
(p->target_type != NV_CTRL_TARGET_TYPE_X_SCREEN)) {
int j;
/* Find the target name of the target type */
for (j = 0; targetTypeTable[j].name; j++) {
if (targetTypeTable[j].nvctrl == p->target_type) {
snprintf(target_str, 64, "[%s:%d]",
targetTypeTable[j].parsed_name, p->target_id);
break;
}
}
}
if (p->display_device_mask) {
tmp_d_str = display_device_mask_to_display_device_name
(p->display_device_mask);
fprintf(stream, "%s%s%c%s[%s]=%d\n", p->display, target_str,
DISPLAY_NAME_SEPARATOR, tmp, tmp_d_str, p->val);
free(tmp_d_str);
} else {
fprintf(stream, "%s%s%c%s=%d\n", p->display, target_str,
DISPLAY_NAME_SEPARATOR, tmp, p->val);
}
p = p->next;
}
setlocale(LC_NUMERIC, conf->locale);
/* close the configuration file */
ret = fclose(stream);
if (ret != 0) {
nv_error_msg("Failure while closing file '%s'.", filename);
return NV_FALSE;
}
return NV_TRUE;
} /* nv_write_config_file() */
int nv_read_config_file(const char *file, const char *display_name,
ParsedAttribute *p, ConfigProperties *conf)
{
int fd, ret, length;
struct stat stat_buf;
char *buf, *locale;
ParsedAttributeWrapper *w = NULL;
if (!file) {
/*
* file is NULL, likely because tilde_expansion() failed and
* returned NULL; silently fail
*/
return NV_FALSE;
}
/* open the file */
fd = open(file, O_RDONLY);
if (fd == -1) {
/*
* It's OK if the file doesn't exist... but should we print a
* warning?
*/
return NV_FALSE;
}
/* get the size of the file */
ret = fstat(fd, &stat_buf);
if (ret == -1) {
nv_error_msg("Unable to determine size of file '%s' (%s).",
file, strerror(errno));
return NV_FALSE;
}
if (stat_buf.st_size == 0) {
nv_warning_msg("File '%s' has zero size; not reading.", file);
close(fd);
return NV_TRUE;
}
length = stat_buf.st_size;
/* map the file into memory */
buf = mmap(0, length, PROT_READ, MAP_SHARED, fd, 0);
if (buf == (void *) -1) {
nv_error_msg("Unable to mmap file '%s' for reading (%s).",
file, strerror(errno));
return NV_FALSE;
}
/*
* save the current locale, parse the actual text in the file
* and restore the saved locale (could be changed).
*/
locale = strdup(conf->locale);
w = parse_config_file(buf, file, length, conf);
setlocale(LC_NUMERIC, locale);
free(locale);
/* unmap and close the file */
if (munmap (buf, stat_buf.st_size) == -1) {
nv_error_msg("Unable to unmap file '%s' after reading (%s).",
file, strerror(errno));
return NV_FALSE;
}
close(fd);
if (!w) return NV_FALSE;
/* process the parsed attributes */
ret = process_config_file_attributes(file, w, display_name);
/*
* add any relevant parsed attributes back to the list to be
* passed to the gui
*/
save_gui_parsed_attributes(w, p);
if (w) free(w);
return ret;
} /* nv_read_config_file() */
int nv_write_config_file(const char *filename, const CtrlSystem *system,
const ParsedAttribute *p, const ConfigProperties *conf)
{
int ret, entry, val, randr_gamma_available;
FILE *stream;
time_t now;
ReturnStatus status;
CtrlAttributePerms perms;
CtrlTargetNode *node;
CtrlTarget *t;
char *prefix, scratch[4];
char *locale = "C";
if (!filename) {
nv_error_msg("Unable to open configuration file for writing.");
return NV_FALSE;
}
stream = fopen(filename, "w");
if (!stream) {
nv_error_msg("Unable to open file '%s' for writing.", filename);
return NV_FALSE;
}
/* write header */
now = time(NULL);
fprintf(stream, "#\n");
fprintf(stream, "# %s\n", filename);
fprintf(stream, "#\n");
fprintf(stream, "# Configuration file for nvidia-settings - the NVIDIA "
"X Server Settings utility\n");
/* NOTE: ctime(3) generates a new line */
fprintf(stream, "# Generated on %s", ctime(&now));
fprintf(stream, "#\n");
/*
* set the locale to "C" before writing the configuration file to
* reduce the risk of locale related parsing problems. Restore
* the original locale before exiting this function.
*/
if (setlocale(LC_NUMERIC, "C") == NULL) {
nv_warning_msg("Error writing configuration file '%s': could "
"not set the locale 'C'.", filename);
locale = conf->locale;
}
/* write the values in ConfigProperties */
write_config_properties(stream, conf, locale);
/* for each screen, query each attribute in the table */
fprintf(stream, "\n");
fprintf(stream, "# Attributes:\n");
fprintf(stream, "\n");
/*
* Note: we only save writable attributes addressable by X screen here
* followed by attributes for display target types.
*/
for (node = system->targets[X_SCREEN_TARGET]; node; node = node->next) {
t = node->t;
/* skip it if we don't have a handle for this screen */
if (!t->h) continue;
/*
* construct the prefix that will be printed in the config
* file in front of each attribute on this screen; this will
* either be "[screen]" or "[displayname]".
*/
if (conf->booleans &
CONFIG_PROPERTIES_INCLUDE_DISPLAY_NAME_IN_CONFIG_FILE) {
prefix = t->name;
} else {
snprintf(scratch, 4, "%d", NvCtrlGetTargetId(t));
prefix = scratch;
}
/* loop over all the entries in the table */
for (entry = 0; entry < attributeTableLen; entry++) {
const AttributeTableEntry *a = &attributeTable[entry];
/*
* skip all attributes that are not supposed to be written
* to the config file
*/
if (a->flags.no_config_write) {
continue;
}
/*
* special case the color attributes because we want to
* print floats
*/
if (a->type == CTRL_ATTRIBUTE_TYPE_COLOR) {
float c[3], b[3], g[3];
/*
* if we are using RandR gamma, skip saving the color info
*/
status = NvCtrlGetAttribute(t,
NV_CTRL_ATTR_RANDR_GAMMA_AVAILABLE,
&val);
if (status == NvCtrlSuccess && val) continue;
status = NvCtrlGetColorAttributes(t, c, b, g);
if (status != NvCtrlSuccess) continue;
fprintf(stream, "%s%c%s=%f\n",
prefix, DISPLAY_NAME_SEPARATOR, a->name,
get_color_value(a->attr, c, b, g));
continue;
}
/* Only write out integer attributes, string and SDI CSC attributes
* aren't written here.
*/
if (a->type != CTRL_ATTRIBUTE_TYPE_INTEGER) {
continue;
}
/*
* Ignore display attributes (they are written later on) and only
* write attributes that can be written for an X screen target
*/
status = NvCtrlGetAttributePerms(t, a->type, a->attr, &perms);
if (status != NvCtrlSuccess || !(perms.write) ||
!(perms.valid_targets & CTRL_TARGET_PERM_BIT(X_SCREEN_TARGET)) ||
(perms.valid_targets & CTRL_TARGET_PERM_BIT(DISPLAY_TARGET))) {
continue;
}
status = NvCtrlGetAttribute(t, a->attr, &val);
if (status != NvCtrlSuccess) {
continue;
}
if (a->f.int_flags.is_display_id) {
const char *name = NvCtrlGetDisplayConfigName(system, val);
if (name) {
fprintf(stream, "%s%c%s=%s\n", prefix,
DISPLAY_NAME_SEPARATOR, a->name, name);
}
continue;
}
fprintf(stream, "%s%c%s=%d\n", prefix,
DISPLAY_NAME_SEPARATOR, a->name, val);
} /* entry */
} /* screen */
/*
* Write attributes addressable to display targets
*/
for (node = system->targets[DISPLAY_TARGET]; node; node = node->next) {
t = node->t;
/* skip it if we don't have a handle for this display */
if (!t->h) continue;
/*
* check to see if we have RANDR gamma available. We may
* skip writing attributes if it is missing.
*/
status = NvCtrlGetAttribute(t,
NV_CTRL_ATTR_RANDR_GAMMA_AVAILABLE,
&randr_gamma_available);
if (status != NvCtrlSuccess) {
randr_gamma_available = 0;
}
/* Get the prefix we want to use for the display device target */
prefix = create_display_device_target_string(t, conf);
/* loop over all the entries in the table */
for (entry = 0; entry < attributeTableLen; entry++) {
const AttributeTableEntry *a = &attributeTable[entry];
/*
* skip all attributes that are not supposed to be written
* to the config file
*/
if (a->flags.no_config_write) {
continue;
}
/*
* for the display target we only write color attributes for now
*/
if (a->type == CTRL_ATTRIBUTE_TYPE_COLOR) {
float c[3], b[3], g[3];
if (!randr_gamma_available) continue;
status = NvCtrlGetColorAttributes(t, c, b, g);
if (status != NvCtrlSuccess) continue;
fprintf(stream, "%s%c%s=%f\n",
prefix, DISPLAY_NAME_SEPARATOR, a->name,
get_color_value(a->attr, c, b, g));
continue;
}
/* Only write out integer attributes, string and SDI CSC attributes
* aren't written here.
*/
if (a->type != CTRL_ATTRIBUTE_TYPE_INTEGER) {
continue;
}
/* Make sure this is a display and writable attribute */
status = NvCtrlGetAttributePerms(t, a->type, a->attr, &perms);
if (status != NvCtrlSuccess || !(perms.write) ||
!(perms.valid_targets & CTRL_TARGET_PERM_BIT(DISPLAY_TARGET))) {
continue;
}
status = NvCtrlGetAttribute(t, a->attr, &val);
if (status == NvCtrlSuccess) {
fprintf(stream, "%s%c%s=%d\n", prefix,
DISPLAY_NAME_SEPARATOR, a->name, val);
}
}
free(prefix);
}
/*
* loop the ParsedAttribute list, writing the attributes to file.
* note that we ignore conf->include_display_name_in_config_file
* when writing these parsed attributes; this is because parsed
* attributes (like the framelock properties) require a display
* name be specified (since there are multiple X servers
* involved).
*/
while (p) {
char target_str[64];
const AttributeTableEntry *a = p->attr_entry;
if (!p->next) {
p = p->next;
continue;
}
/*
* if the parsed attribute has a target specification, and a
* target type other than an X screen, include a target
* specification in what we write to the .rc file.
*/
target_str[0] = '\0';
if (p->parser_flags.has_target &&
(p->target_type != X_SCREEN_TARGET)) {
const CtrlTargetTypeInfo *targetTypeInfo;
/* Find the target name of the target type */
targetTypeInfo = NvCtrlGetTargetTypeInfo(p->target_type);
if (targetTypeInfo) {
snprintf(target_str, 64, "[%s:%d]",
targetTypeInfo->parsed_name, p->target_id);
}
}
if (a->flags.hijack_display_device) {
fprintf(stream, "%s%s%c%s[0x%08x]=%d\n", p->display, target_str,
DISPLAY_NAME_SEPARATOR, a->name,
p->display_device_mask,
p->val.i);
} else {
fprintf(stream, "%s%s%c%s=%d\n", p->display, target_str,
DISPLAY_NAME_SEPARATOR, a->name, p->val.i);
}
p = p->next;
}
setlocale(LC_NUMERIC, conf->locale);
/* close the configuration file */
ret = fclose(stream);
if (ret != 0) {
nv_error_msg("Failure while closing file '%s'.", filename);
return NV_FALSE;
}
return NV_TRUE;
} /* nv_write_config_file() */
/*
* get_screens_to_clone() - try to detect automatically how many heads has each
* device in order to use that number to create more than two separate X
* screens. If the user specifies the option --num-x-screens <quantity>, that
* value is used. If neither the user specifies the quantity or the number of
* heads can be detected automatically, it uses 2 heads (the standard
* behavior). This function returns an array of size nscreens with the number
* of screens to clone per screen candidate. The caller is responsible of
* freeing the memory of that array.
*/
static int* get_screens_to_clone(Options *op,
const XConfigScreenPtr *screen_candidates,
int nscreens)
{
DevicesPtr pDevices;
int *screens_to_clone, *supported_screens;
int i, j, devs_found;
screens_to_clone = nvalloc(nscreens * sizeof(int));
supported_screens = nvalloc(nscreens * sizeof(int));
/* Detect the number of supported screens per screen candidate */
devs_found = FALSE;
pDevices = find_devices(op);
if (pDevices) {
for (i = 0; i < nscreens; i++) {
int bus, slot, scratch;
if (!screen_candidates[i]) {
continue;
}
/* parse the bus id for this candidate screen */
if (!xconfigParsePciBusString(screen_candidates[i]->device->busid,
&bus, &slot, &scratch)) {
continue;
}
for (j = 0; j < pDevices->nDevices; j++) {
if ((pDevices->devices[j].dev.bus == bus) &&
(pDevices->devices[j].dev.slot == slot)) {
if (pDevices->devices[j].crtcs > 0) {
supported_screens[i] = pDevices->devices[j].crtcs;
}
break;
}
}
}
free_devices(pDevices);
devs_found = TRUE;
}
/* If user has defined a number of screens per GPU, use that value */
if (op->num_x_screens > 0) {
for (i = 0; i < nscreens; i++) {
if (!screen_candidates[i]) {
continue;
}
/* Print error when user specifies more X screens than supported */
if (devs_found && op->num_x_screens > supported_screens[i]) {
nv_warning_msg("Number of X screens specified is higher than the "
"supported quantity (%d)", supported_screens[i]);
}
screens_to_clone[i] = op->num_x_screens;
}
goto done;
}
for (i = 0; i < nscreens; i++) {
if (screen_candidates[i]) {
if (devs_found) {
/* If devices found, use the supported screens number */
screens_to_clone[i] = supported_screens[i];
}
else {
/* Default behavior (2 heads per GPU) */
screens_to_clone[i] = 2;
}
}
}
done:
nvfree(supported_screens);
return screens_to_clone;
}
DevicesPtr find_devices(Options *op)
{
DevicesPtr pDevices = NULL;
DisplayDevicePtr pDisplayDevice;
int i, j, n, count = 0;
unsigned int mask, bit;
DeviceRec tmpDevice;
NvCfgPciDevice *devs = NULL;
NvCfgBool is_primary_device;
NvCfgBool ret;
char *lib_path;
void *lib_handle;
NvCfgBool (*__getDevices)(int *n, NvCfgDevice **devs);
NvCfgBool (*__openDevice)(int bus, int slot, NvCfgDeviceHandle *handle);
NvCfgBool (*__getPciDevices)(int *n, NvCfgPciDevice **devs);
NvCfgBool (*__openPciDevice)(int domain, int bus, int slot, int function,
NvCfgDeviceHandle *handle);
NvCfgBool (*__getNumCRTCs)(NvCfgDeviceHandle handle, int *crtcs);
NvCfgBool (*__getProductName)(NvCfgDeviceHandle handle, char **name);
NvCfgBool (*__getDisplayDevices)(NvCfgDeviceHandle handle,
unsigned int *display_device_mask);
NvCfgBool (*__getEDID)(NvCfgDeviceHandle handle,
unsigned int display_device,
NvCfgDisplayDeviceInformation *info);
NvCfgBool (*__isPrimaryDevice)(NvCfgDeviceHandle handle,
NvCfgBool *is_primary_device);
NvCfgBool (*__closeDevice)(NvCfgDeviceHandle handle);
NvCfgBool (*__getDeviceUUID)(NvCfgDeviceHandle handle, char **uuid);
/* dlopen() the nvidia-cfg library */
#define __LIB_NAME "libnvidia-cfg.so.1"
if (op->nvidia_cfg_path) {
lib_path = nvstrcat(op->nvidia_cfg_path, "/", __LIB_NAME, NULL);
} else {
lib_path = strdup(__LIB_NAME);
}
lib_handle = dlopen(lib_path, RTLD_NOW);
nvfree(lib_path);
if (!lib_handle) {
nv_warning_msg("error opening %s: %s.", __LIB_NAME, dlerror());
return NULL;
}
#define __GET_FUNC(proc, name) \
(proc) = dlsym(lib_handle, (name)); \
if (!(proc)) { \
nv_warning_msg("error retrieving symbol %s from %s: %s", \
(name), __LIB_NAME, dlerror()); \
dlclose(lib_handle); \
return NULL; \
}
/* required functions */
__GET_FUNC(__getDevices, "nvCfgGetDevices");
__GET_FUNC(__openDevice, "nvCfgOpenDevice");
__GET_FUNC(__getPciDevices, "nvCfgGetPciDevices");
__GET_FUNC(__openPciDevice, "nvCfgOpenPciDevice");
__GET_FUNC(__getNumCRTCs, "nvCfgGetNumCRTCs");
__GET_FUNC(__getProductName, "nvCfgGetProductName");
__GET_FUNC(__getDisplayDevices, "nvCfgGetDisplayDevices");
__GET_FUNC(__getEDID, "nvCfgGetEDID");
__GET_FUNC(__closeDevice, "nvCfgCloseDevice");
__GET_FUNC(__getDeviceUUID, "nvCfgGetDeviceUUID");
/* optional functions */
__isPrimaryDevice = dlsym(lib_handle, "nvCfgIsPrimaryDevice");
if (__getPciDevices(&count, &devs) != NVCFG_TRUE) {
return NULL;
}
if (count == 0) return NULL;
pDevices = nvalloc(sizeof(DevicesRec));
pDevices->devices = nvalloc(sizeof(DeviceRec) * count);
pDevices->nDevices = count;
for (i = 0; i < count; i++) {
pDevices->devices[i].dev = devs[i];
if (__openPciDevice(devs[i].domain, devs[i].bus, devs[i].slot, 0,
&(pDevices->devices[i].handle)) != NVCFG_TRUE) {
goto fail;
}
if (__getNumCRTCs(pDevices->devices[i].handle,
&pDevices->devices[i].crtcs) != NVCFG_TRUE) {
goto fail;
}
if (__getProductName(pDevices->devices[i].handle,
&pDevices->devices[i].name) != NVCFG_TRUE) {
/* This call may fail with little impact to the Device section */
pDevices->devices[i].name = NULL;
}
if (__getDeviceUUID(pDevices->devices[i].handle,
&pDevices->devices[i].uuid) != NVCFG_TRUE) {
goto fail;
}
if (__getDisplayDevices(pDevices->devices[i].handle, &mask) !=
NVCFG_TRUE) {
goto fail;
}
pDevices->devices[i].displayDeviceMask = mask;
/* count the number of display devices */
for (n = j = 0; j < 32; j++) {
if (mask & (1 << j)) n++;
}
pDevices->devices[i].nDisplayDevices = n;
if (n) {
/* allocate the info array of the right size */
pDevices->devices[i].displayDevices =
nvalloc(sizeof(DisplayDeviceRec) * n);
/* fill in the info array */
for (n = j = 0; j < 32; j++) {
bit = 1 << j;
if (!(bit & mask)) continue;
pDisplayDevice = &pDevices->devices[i].displayDevices[n];
pDisplayDevice->mask = bit;
if (__getEDID(pDevices->devices[i].handle, bit,
&pDisplayDevice->info) != NVCFG_TRUE) {
pDisplayDevice->info_valid = FALSE;
} else {
pDisplayDevice->info_valid = TRUE;
}
n++;
}
} else {
pDevices->devices[i].displayDevices = NULL;
}
if ((i != 0) && (__isPrimaryDevice != NULL) &&
(__isPrimaryDevice(pDevices->devices[i].handle,
&is_primary_device) == NVCFG_TRUE) &&
(is_primary_device == NVCFG_TRUE)) {
memcpy(&tmpDevice, &pDevices->devices[0], sizeof(DeviceRec));
memcpy(&pDevices->devices[0], &pDevices->devices[i], sizeof(DeviceRec));
memcpy(&pDevices->devices[i], &tmpDevice, sizeof(DeviceRec));
}
ret = __closeDevice(pDevices->devices[i].handle);
pDevices->devices[i].handle = NULL;
if (ret != NVCFG_TRUE) {
goto fail;
}
}
goto done;
fail:
nv_warning_msg("Unable to use the nvidia-cfg library to query NVIDIA "
"hardware.");
for (i = 0; i < pDevices->nDevices; i++) {
/* close the opened device */
if (pDevices->devices[i].handle) {
__closeDevice(pDevices->devices[i].handle);
}
}
free_devices(pDevices);
pDevices = NULL;
/* fall through */
done:
if (devs) free(devs);
return pDevices;
} /* find_devices() */
/*
* Rebuilds the list of display devices available for syncing.
*/
static void xv_sync_to_display_rebuild_buttons(CtkXVideo *ctk_xvideo,
gboolean update_status)
{
ReturnStatus ret;
int enabled_display_id;
int *pData;
int len;
int i;
GtkWidget *last_button;
GtkWidget *button;
CtrlTarget *ctrl_target = ctk_xvideo->ctrl_target;
/* Remove all buttons */
ctk_empty_container(ctk_xvideo->xv_sync_to_display_button_box);
/* Rebuild the list based on the curren configuration */
ret = NvCtrlGetAttribute(ctrl_target,
NV_CTRL_XV_SYNC_TO_DISPLAY_ID,
&enabled_display_id);
if (ret != NvCtrlSuccess) {
nv_warning_msg("Failed to query XV Sync display ID on X screen %d.",
NvCtrlGetTargetId(ctrl_target));
return;
}
ret = NvCtrlGetBinaryAttribute(ctrl_target, 0,
NV_CTRL_BINARY_DATA_DISPLAYS_ENABLED_ON_XSCREEN,
(unsigned char **)(&pData), &len);
if (ret != NvCtrlSuccess) {
nv_warning_msg("Failed to query list of displays assigned to X screen "
" %d.",
NvCtrlGetTargetId(ctrl_target));
return;
}
/* Add a button for No Display Specified */
last_button = NULL;
button = xv_sync_to_display_radio_button_add(ctk_xvideo, NULL,
NV_CTRL_XV_SYNC_TO_DISPLAY_ID_AUTO);
if (button) {
/* Track the first button */
if (!last_button) {
ctk_xvideo->xv_sync_to_display_buttons = button;
}
last_button = button;
}
/* Add a button for each display device */
for (i = 0; i < pData[0]; i++) {
int display_id = pData[1+i];
button = xv_sync_to_display_radio_button_add(ctk_xvideo,
last_button,
display_id);
if (!button) {
continue;
}
/* Make sure the enabled display is marked as so */
if (display_id == enabled_display_id) {
xv_sync_to_display_set_enabled(ctk_xvideo, button,
update_status);
}
/* Track the first button */
if (!last_button) {
ctk_xvideo->xv_sync_to_display_buttons = button;
}
last_button = button;
}
gtk_widget_show_all(ctk_xvideo->xv_sync_to_display_button_box);
}
static gboolean update_fan_status(CtkVcs *ctk_object)
{
gint ret;
char *fan_entry_str = NULL;
char *tokens;
GtkWidget *table;
GtkWidget *label;
FanEntry current_fan;
gchar output_str[16];
gint current_row;
if (!ctk_object->fan_status_container) {
return FALSE;
}
ret = NvCtrlGetStringAttribute(ctk_object->handle,
NV_CTRL_STRING_VCSC_FAN_STATUS,
&fan_entry_str);
if (ret != NvCtrlSuccess) {
return FALSE;
}
ctk_empty_container(ctk_object->fan_status_container);
/* Generate the new table */
table = gtk_table_new(1, 3, FALSE);
gtk_table_set_row_spacings(GTK_TABLE(table), 3);
gtk_table_set_col_spacings(GTK_TABLE(table), 15);
gtk_container_set_border_width(GTK_CONTAINER(table), 5);
gtk_box_pack_start(GTK_BOX(ctk_object->fan_status_container),
table, FALSE, FALSE, 0);
label = gtk_label_new("Fan Number");
gtk_misc_set_alignment(GTK_MISC(label), 0.0f, 0.5f);
gtk_widget_set_size_request(label, ctk_object->req.width, -1);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 0, 1,
GTK_FILL, GTK_FILL | GTK_EXPAND, 5, 0);
label = gtk_label_new("Fan Speed");
gtk_misc_set_alignment(GTK_MISC(label), 0.0f, 0.5f);
gtk_table_attach(GTK_TABLE(table), label, 1, 2, 0, 1,
GTK_FILL, GTK_FILL | GTK_EXPAND, 5, 0);
label = gtk_label_new("Fan Status");
gtk_misc_set_alignment(GTK_MISC(label), 0.0f, 0.5f);
gtk_table_attach(GTK_TABLE(table), label, 2, 3, 0, 1,
GTK_FILL, GTK_FILL | GTK_EXPAND, 5, 0);
/* Parse string of fan entries and populate table */
current_row = 1;
for (tokens = strtok(fan_entry_str, ";");
tokens;
tokens = strtok(NULL, ";")) {
/* Invalidate fan entry */
current_fan.fan_number = -1;
current_fan.fan_speed = -1;
current_fan.fan_failed = -1;
parse_token_value_pairs(tokens, apply_fan_entry_token, ¤t_fan);
if ((current_fan.fan_number != -1) &&
(current_fan.fan_speed != -1) &&
(current_fan.fan_failed != -1)) {
gtk_table_resize(GTK_TABLE(table), current_row + 1, 3);
g_snprintf(output_str, 16, "%d", current_fan.fan_number);
label = gtk_label_new(output_str);
gtk_misc_set_alignment(GTK_MISC(label), 0.0f, 0.5f);
gtk_widget_set_size_request(label, ctk_object->req.width, -1);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, current_row,
current_row + 1, GTK_FILL,
GTK_FILL | GTK_EXPAND, 5, 0);
g_snprintf(output_str, 16, "%d rpm", current_fan.fan_speed);
label = gtk_label_new(output_str);
gtk_misc_set_alignment(GTK_MISC(label), 0.0f, 0.5f);
gtk_table_attach(GTK_TABLE(table), label, 1, 2, current_row,
current_row + 1, GTK_FILL,
GTK_FILL | GTK_EXPAND, 5, 0);
if (!current_fan.fan_failed) {
g_snprintf(output_str, 16, "Ok");
} else {
g_snprintf(output_str, 16, "Failed");
}
label = gtk_label_new(output_str);
gtk_misc_set_alignment(GTK_MISC(label), 0.0f, 0.5f);
gtk_table_attach(GTK_TABLE(table), label, 2, 3, current_row,
current_row + 1, GTK_FILL,
GTK_FILL | GTK_EXPAND, 5, 0);
current_row++;
} else {
nv_warning_msg("Incomplete Fan Entry (fan=%d, speed=%d, failFlag=%d)",
current_fan.fan_number,
current_fan.fan_speed,
current_fan.fan_failed);
}
}
gtk_widget_show_all(table);
XFree(fan_entry_str);
return TRUE;
}
