[src/trunk]: src/sys/external/bsd/drm/dist/bsd-core add suspend/resume hooks ...

[kefren <kefren%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/807cf8d487b8
branches:  trunk
changeset: 750050:807cf8d487b8
user:      kefren <kefren%NetBSD.org@localhost>
date:      Mon Dec 14 21:01:07 2009 +0000

description:
add suspend/resume hooks for command processor

diffstat:

 sys/external/bsd/drm/dist/bsd-core/radeon_drv.c |  35 +++++++++++++++++++++++-
 1 files changed, 33 insertions(+), 2 deletions(-)

diffs (58 lines):

diff -r 7aa47d2dc7d2 -r 807cf8d487b8 sys/external/bsd/drm/dist/bsd-core/radeon_drv.c
--- a/sys/external/bsd/drm/dist/bsd-core/radeon_drv.c   Mon Dec 14 20:47:23 2009 +0000
+++ b/sys/external/bsd/drm/dist/bsd-core/radeon_drv.c   Mon Dec 14 21:01:07 2009 +0000
@@ -134,6 +134,29 @@
 
 #elif   defined(__NetBSD__)
 
+static bool
+radeondrm_suspend(device_t self PMF_FN_ARGS)
+{
+       struct drm_device *rad_dev = device_private(self);
+       drm_radeon_cp_stop_t stop_args;
+
+       stop_args.flush = stop_args.idle = 0;
+       if (radeon_cp_stop(rad_dev, &stop_args, rad_dev->lock.file_priv) != 0)
+               return false;
+
+       return true;
+}
+
+static bool
+radeondrm_resume(device_t self PMF_FN_ARGS)
+{
+       struct drm_device *rad_dev = device_private(self);
+       if (radeon_cp_resume(rad_dev, NULL, NULL) != 0)
+               return false;
+       
+       return true;
+}
+
 static int
 radeondrm_probe(device_t parent, cfdata_t match, void *aux)
 {
@@ -152,14 +175,22 @@
 
        radeon_configure(dev);
 
-       if (!pmf_device_register(self, NULL, NULL))
+       if (!pmf_device_register(self, radeondrm_suspend, radeondrm_resume))
                aprint_error_dev(self, "couldn't establish power handler\n");
 
        drm_attach(self, pa, radeon_pciidlist);
 }
 
+static int
+radeondrm_detach(device_t self, int flags)
+{
+       pmf_device_deregister(self);
+
+       return drm_detach(self, flags);
+}
+
 CFATTACH_DECL_NEW(radeondrm, sizeof(struct drm_device),
-    radeondrm_probe, radeondrm_attach, drm_detach, NULL);
+    radeondrm_probe, radeondrm_attach, radeondrm_detach, NULL);
 
 #ifdef _MODULE