[PATCH] drm: Display Nouveau boot options at launch
Pierre Moreau
pierre.morrow at free.fr
Mon Aug 18 13:43:24 PDT 2014
It can help to remove any ambiguity about which options were passed to Nouveau,
especially in case the user had some options set in /etc/modprobe.d/*.conf that
he forgot about, as they won't appear in a dmesg.
Signed-off-by: Pierre Moreau <pierre.morrow at free.fr>
---
drm/nouveau_chan.c | 2 +-
drm/nouveau_chan.h | 2 ++
drm/nouveau_connector.c | 6 +++---
drm/nouveau_connector.h | 4 ++++
drm/nouveau_drm.c | 20 ++++++++++++++++++++
drm/nouveau_fbcon.c | 2 +-
drm/nouveau_fbcon.h | 3 +++
drm/nouveau_sysfs.c | 2 +-
drm/nouveau_sysfs.h | 2 ++
9 files changed, 37 insertions(+), 6 deletions(-)
diff --git a/drm/nouveau_chan.c b/drm/nouveau_chan.c
index 99cd9e4..9a362dd 100644
--- a/drm/nouveau_chan.c
+++ b/drm/nouveau_chan.c
@@ -36,7 +36,7 @@
#include "nouveau_abi16.h"
MODULE_PARM_DESC(vram_pushbuf, "Create DMA push buffers in VRAM");
-static int nouveau_vram_pushbuf;
+int nouveau_vram_pushbuf;
module_param_named(vram_pushbuf, nouveau_vram_pushbuf, int, 0400);
int
diff --git a/drm/nouveau_chan.h b/drm/nouveau_chan.h
index 2016370..8309c24 100644
--- a/drm/nouveau_chan.h
+++ b/drm/nouveau_chan.h
@@ -47,4 +47,6 @@ int nouveau_channel_new(struct nouveau_drm *, struct nvif_device *,
void nouveau_channel_del(struct nouveau_channel **);
int nouveau_channel_idle(struct nouveau_channel *);
+extern int nouveau_vram_pushbuf;
+
#endif
diff --git a/drm/nouveau_connector.c b/drm/nouveau_connector.c
index 1ec44c8..c8ac948 100644
--- a/drm/nouveau_connector.c
+++ b/drm/nouveau_connector.c
@@ -45,15 +45,15 @@
#include <nvif/event.h>
MODULE_PARM_DESC(tv_disable, "Disable TV-out detection");
-static int nouveau_tv_disable = 0;
+int nouveau_tv_disable = 0;
module_param_named(tv_disable, nouveau_tv_disable, int, 0400);
MODULE_PARM_DESC(ignorelid, "Ignore ACPI lid status");
-static int nouveau_ignorelid = 0;
+int nouveau_ignorelid = 0;
module_param_named(ignorelid, nouveau_ignorelid, int, 0400);
MODULE_PARM_DESC(duallink, "Allow dual-link TMDS (default: enabled)");
-static int nouveau_duallink = 1;
+int nouveau_duallink = 1;
module_param_named(duallink, nouveau_duallink, int, 0400);
struct nouveau_encoder *
diff --git a/drm/nouveau_connector.h b/drm/nouveau_connector.h
index 68029d0..629a380 100644
--- a/drm/nouveau_connector.h
+++ b/drm/nouveau_connector.h
@@ -105,4 +105,8 @@ nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
struct drm_connector *
nouveau_connector_create(struct drm_device *, int index);
+extern int nouveau_tv_disable;
+extern int nouveau_ignorelid;
+extern int nouveau_duallink;
+
#endif /* __NOUVEAU_CONNECTOR_H__ */
diff --git a/drm/nouveau_drm.c b/drm/nouveau_drm.c
index 606cc6b..aaccb25 100644
--- a/drm/nouveau_drm.c
+++ b/drm/nouveau_drm.c
@@ -51,6 +51,7 @@
#include "nouveau_fence.h"
#include "nouveau_debugfs.h"
#include "nouveau_usif.h"
+#include "nouveau_connector.h"
MODULE_PARM_DESC(config, "option string to pass to driver core");
static char *nouveau_config;
@@ -1025,6 +1026,23 @@ static int nouveau_pmops_runtime_idle(struct device *dev)
return 1;
}
+static void nouveau_display_options(void)
+{
+ DRM_DEBUG_DRIVER("Loading Nouveau with parameters:\n");
+
+ DRM_DEBUG_DRIVER("... tv_disable : %d\n", nouveau_tv_disable);
+ DRM_DEBUG_DRIVER("... ignorelid : %d\n", nouveau_ignorelid);
+ DRM_DEBUG_DRIVER("... duallink : %d\n", nouveau_duallink);
+ DRM_DEBUG_DRIVER("... nofbaccel : %d\n", nouveau_nofbaccel);
+ DRM_DEBUG_DRIVER("... config : %s\n", nouveau_config);
+ DRM_DEBUG_DRIVER("... debug : %s\n", nouveau_debug);
+ DRM_DEBUG_DRIVER("... noaccel : %d\n", nouveau_noaccel);
+ DRM_DEBUG_DRIVER("... modeset : %d\n", nouveau_modeset);
+ DRM_DEBUG_DRIVER("... runpm : %d\n", nouveau_runtime_pm);
+ DRM_DEBUG_DRIVER("... vram_pushbuf : %d\n", nouveau_vram_pushbuf);
+ DRM_DEBUG_DRIVER("... pstate : %d\n", nouveau_pstate);
+}
+
static const struct dev_pm_ops nouveau_pm_ops = {
.suspend = nouveau_pmops_suspend,
.resume = nouveau_pmops_resume,
@@ -1085,6 +1103,8 @@ EXPORT_SYMBOL(nouveau_platform_device_create_);
static int __init
nouveau_drm_init(void)
{
+ nouveau_display_options();
+
if (nouveau_modeset == -1) {
#ifdef CONFIG_VGA_CONSOLE
if (vgacon_text_force())
diff --git a/drm/nouveau_fbcon.c b/drm/nouveau_fbcon.c
index 8bdd270..f0ae10c 100644
--- a/drm/nouveau_fbcon.c
+++ b/drm/nouveau_fbcon.c
@@ -52,7 +52,7 @@
#include "nouveau_crtc.h"
MODULE_PARM_DESC(nofbaccel, "Disable fbcon acceleration");
-static int nouveau_nofbaccel = 0;
+int nouveau_nofbaccel = 0;
module_param_named(nofbaccel, nouveau_nofbaccel, int, 0400);
static void
diff --git a/drm/nouveau_fbcon.h b/drm/nouveau_fbcon.h
index 34658cf..1e2e9e2 100644
--- a/drm/nouveau_fbcon.h
+++ b/drm/nouveau_fbcon.h
@@ -72,5 +72,8 @@ void nouveau_fbcon_accel_save_disable(struct drm_device *dev);
void nouveau_fbcon_accel_restore(struct drm_device *dev);
void nouveau_fbcon_output_poll_changed(struct drm_device *dev);
+
+extern int nouveau_nofbaccel;
+
#endif /* __NV50_FBCON_H__ */
diff --git a/drm/nouveau_sysfs.c b/drm/nouveau_sysfs.c
index 3c6962d..8fbbf30 100644
--- a/drm/nouveau_sysfs.c
+++ b/drm/nouveau_sysfs.c
@@ -29,7 +29,7 @@
#include "nouveau_sysfs.h"
MODULE_PARM_DESC(pstate, "enable sysfs pstate file, which will be moved in the future");
-static int nouveau_pstate;
+int nouveau_pstate;
module_param_named(pstate, nouveau_pstate, int, 0400);
static inline struct drm_device *
diff --git a/drm/nouveau_sysfs.h b/drm/nouveau_sysfs.h
index f973378..4e5ea92 100644
--- a/drm/nouveau_sysfs.h
+++ b/drm/nouveau_sysfs.h
@@ -16,4 +16,6 @@ nouveau_sysfs(struct drm_device *dev)
int nouveau_sysfs_init(struct drm_device *);
void nouveau_sysfs_fini(struct drm_device *);
+extern int nouveau_pstate;
+
#endif
--
2.0.4
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