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/*
* nvidia-settings: A tool for configuring the NVIDIA X driver on Unix
* and Linux systems.
*
* Copyright (C) 2004 NVIDIA Corporation.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of Version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See Version 2
* of the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the:
*
* Free Software Foundation, Inc.
* 59 Temple Place - Suite 330
* Boston, MA 02111-1307, USA
*
*/
#include "NvCtrlAttributes.h"
#include "NvCtrlAttributesPrivate.h"
#include "NVCtrlLib.h"
#include "msg.h"
#include <stdlib.h>
/*
* NvCtrlInitNvControlAttributes() - check for the NV-CONTROL
* extension and make sure we have an adequate version. Returns a
* malloced and initialized NvCtrlNvControlAttributes structure if
* successful, or NULL otherwise.
*/
NvCtrlNvControlAttributes *
NvCtrlInitNvControlAttributes (NvCtrlAttributePrivateHandle *h)
{
NvCtrlNvControlAttributes *nv;
int ret, major, minor, event, error;
ret = XNVCTRLQueryExtension (h->dpy, &event, &error);
if (ret != True) {
nv_error_msg("NV-CONTROL extension not found on this Display.");
return NULL;
}
ret = XNVCTRLQueryVersion (h->dpy, &major, &minor);
if (ret != True) {
nv_error_msg("Failed to query NV-CONTROL extension version.");
return NULL;
}
if (major < NV_MINMAJOR || (major == NV_MINMAJOR && minor < NV_MINMINOR)) {
nv_error_msg("NV-CONTROL extension version %d.%d is too old; "
"the minimimum required version is %d.%d.",
major, minor, NV_MINMAJOR, NV_MINMINOR);
return NULL;
}
if (h->target_type == NV_CTRL_TARGET_TYPE_X_SCREEN) {
ret = XNVCTRLIsNvScreen (h->dpy, h->target_id);
if (ret != True) {
nv_warning_msg("NV-CONTROL extension not present on screen %d "
"of this Display.", h->target_id);
return NULL;
}
}
nv = (NvCtrlNvControlAttributes *)
calloc(1, sizeof (NvCtrlNvControlAttributes));
ret = XNVCtrlSelectTargetNotify(h->dpy, h->target_type, h->target_id,
TARGET_ATTRIBUTE_CHANGED_EVENT, True);
if (ret != True) {
nv_warning_msg("Unable to select attribute changed NV-CONTROL "
"events.");
}
nv->event_base = event;
nv->error_base = error;
nv->major_version = major;
nv->minor_version = minor;
return (nv);
} /* NvCtrlInitNvControlAttributes() */
ReturnStatus NvCtrlNvControlQueryTargetCount(NvCtrlAttributePrivateHandle *h,
int target_type, int *val)
{
int ret;
ret = XNVCTRLQueryTargetCount(h->dpy, target_type, val);
return (ret) ? NvCtrlSuccess : NvCtrlError;
} /* NvCtrlNvControlQueryTargetCount() */
ReturnStatus NvCtrlNvControlGetAttribute (NvCtrlAttributePrivateHandle *h,
unsigned int display_mask,
int attr, int *val)
{
if (attr <= NV_CTRL_LAST_ATTRIBUTE) {
if (XNVCTRLQueryTargetAttribute (h->dpy, h->target_type, h->target_id,
display_mask, attr, val)) {
return NvCtrlSuccess;
} else {
return NvCtrlAttributeNotAvailable;
}
}
return NvCtrlNoAttribute;
} /* NvCtrlNvControlGetAttribute() */
ReturnStatus NvCtrlNvControlSetAttribute (NvCtrlAttributePrivateHandle *h,
unsigned int display_mask,
int attr, int val)
{
if (attr <= NV_CTRL_LAST_ATTRIBUTE) {
XNVCTRLSetTargetAttribute (h->dpy, h->target_type, h->target_id,
display_mask, attr, val);
XFlush (h->dpy);
return NvCtrlSuccess;
}
return NvCtrlNoAttribute;
} /* NvCtrlNvControlSetAttribute() */
ReturnStatus NvCtrlNvControlGetValidAttributeValues
(NvCtrlAttributePrivateHandle *h,
unsigned int display_mask,
int attr, NVCTRLAttributeValidValuesRec *val)
{
if (attr <= NV_CTRL_LAST_ATTRIBUTE) {
if (XNVCTRLQueryValidTargetAttributeValues (h->dpy, h->target_type,
h->target_id, display_mask,
attr, val)) {
return NvCtrlSuccess;
} else {
return NvCtrlAttributeNotAvailable;
}
}
return NvCtrlNoAttribute;
} /* NvCtrlNvControlGetValidAttributeValues() */
ReturnStatus
NvCtrlNvControlGetStringAttribute (NvCtrlAttributePrivateHandle *h,
unsigned int display_mask,
int attr, char **ptr)
{
if (attr <= NV_CTRL_STRING_LAST_ATTRIBUTE) {
if (XNVCTRLQueryTargetStringAttribute (h->dpy, h->target_type,
h->target_id, display_mask,
attr, ptr)) {
return NvCtrlSuccess;
} else {
return NvCtrlAttributeNotAvailable;
}
}
return NvCtrlNoAttribute;
} /* NvCtrlGetStringAttribute() */
ReturnStatus
NvCtrlNvControlSetStringAttribute (NvCtrlAttributePrivateHandle *h,
unsigned int display_mask,
int attr, char *ptr, int *ret)
{
int tmp_int; /* Temp storage if ret is not specified */
if (h->target_type != NV_CTRL_TARGET_TYPE_X_SCREEN) {
return NvCtrlBadHandle;
}
if (attr <= NV_CTRL_LAST_ATTRIBUTE) {
if ( !ret ) {
ret = &tmp_int;
}
*ret =
XNVCTRLSetStringAttribute (h->dpy, h->target_id, display_mask,
attr, ptr);
if ( *ret ) {
return NvCtrlSuccess;
} else {
return NvCtrlAttributeNotAvailable;
}
}
return NvCtrlNoAttribute;
} /* NvCtrlNvControlSetStringAttribute() */
ReturnStatus
NvCtrlNvControlGetBinaryAttribute(NvCtrlAttributePrivateHandle *h,
unsigned int display_mask, int attr,
unsigned char **data, int *len)
{
Bool bret;
if (!h->nv) return NvCtrlMissingExtension;
/* the X_nvCtrlQueryBinaryData opcode was added in 1.7 */
if ((h->nv->major_version < 1) ||
((h->nv->major_version == 1) && (h->nv->minor_version < 7))) {
return NvCtrlNoAttribute;
}
bret = XNVCTRLQueryTargetBinaryData (h->dpy, h->target_type, h->target_id,
display_mask, attr, data, len);
if (!bret) {
return NvCtrlError;
} else {
return NvCtrlSuccess;
}
} /* NvCtrlNvControlGetBinaryAttribute() */
ReturnStatus
NvCtrlSetGvoColorConversion(NvCtrlAttributeHandle *handle,
float colorMatrix[3][3],
float colorOffset[3],
float colorScale[3])
{
NvCtrlAttributePrivateHandle *h;
if (!handle) return NvCtrlBadHandle;
h = (NvCtrlAttributePrivateHandle *) handle;
if (!h->nv) return NvCtrlMissingExtension;
if (h->target_type != NV_CTRL_TARGET_TYPE_X_SCREEN) return NvCtrlBadHandle;
XNVCTRLSetGvoColorConversion(h->dpy,
h->target_id,
colorMatrix,
colorOffset,
colorScale);
return NvCtrlSuccess;
} /* NvCtrlNvControlSetGvoColorConversion() */
ReturnStatus
NvCtrlGetGvoColorConversion(NvCtrlAttributeHandle *handle,
float colorMatrix[3][3],
float colorOffset[3],
float colorScale[3])
{
NvCtrlAttributePrivateHandle *h;
Bool bRet;
if (!handle) return NvCtrlBadHandle;
h = (NvCtrlAttributePrivateHandle *) handle;
if (!h->nv) return NvCtrlMissingExtension;
if (h->target_type != NV_CTRL_TARGET_TYPE_X_SCREEN) return NvCtrlBadHandle;
bRet = XNVCTRLQueryGvoColorConversion(h->dpy,
h->target_id,
colorMatrix,
colorOffset,
colorScale);
if (!bRet) {
return NvCtrlError;
} else {
return NvCtrlSuccess;
}
} /* NvCtrlNvControlGetGvoColorConversion() */
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