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drm/nouveau: report LVDS as disconnected if lid closed

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Also adds a module option to ignore the status reported via ACPI, in case
we hit systems with broken ACPI.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2010-01-18 11:42:37 +10:00
parent 58d65b84de
commit a1470890f2
3 changed files with 12 additions and 0 deletions
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7
drivers/gpu/drm/nouveau/nouveau_connector.c
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@ -24,9 +24,12 @@
*
*/
#include <acpi/button.h>
#include "drmP.h"
#include "drm_edid.h"
#include "drm_crtc_helper.h"
#include "nouveau_reg.h"
#include "nouveau_drv.h"
#include "nouveau_encoder.h"
@ -235,6 +238,10 @@ nouveau_connector_detect(struct drm_connector *connector)
if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
nv_encoder = find_encoder_by_type(connector, OUTPUT_LVDS);
if (nv_encoder && nv_connector->native_mode) {
#ifdef CONFIG_ACPI
if (!nouveau_ignorelid && !acpi_lid_open())
return connector_status_disconnected;
#endif
nouveau_connector_set_encoder(connector, nv_encoder);
return connector_status_connected;
}

4
drivers/gpu/drm/nouveau/nouveau_drv.c
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@ -71,6 +71,10 @@ MODULE_PARM_DESC(uscript_tmds, "TMDS output script table ID (>=GeForce 8)");
int nouveau_uscript_tmds = -1;
module_param_named(uscript_tmds, nouveau_uscript_tmds, int, 0400);
MODULE_PARM_DESC(ignorelid, "Ignore ACPI lid status");
int nouveau_ignorelid = 0;
module_param_named(ignorelid, nouveau_ignorelid, int, 0400);
MODULE_PARM_DESC(tv_norm, "Default TV norm.\n"
"\t\tSupported: PAL, PAL-M, PAL-N, PAL-Nc, NTSC-M, NTSC-J,\n"
"\t\t\thd480i, hd480p, hd576i, hd576p, hd720p, hd1080i.\n"

1
drivers/gpu/drm/nouveau/nouveau_drv.h
View File

@ -677,6 +677,7 @@ extern char *nouveau_tv_norm;
extern int nouveau_reg_debug;
extern char *nouveau_vbios;
extern int nouveau_ctxfw;
extern int nouveau_ignorelid;
/* nouveau_state.c */
extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);