Signed-off-by: Karol Herbst <nouv...@karolherbst.de> --- drm/nouveau/nouveau_drm.c | 2 - drm/nouveau/nouveau_drm.h | 1 - drm/nouveau/nouveau_sysfs.c | 165 -------------------------------------------- drm/nouveau/nouveau_sysfs.h | 13 ---- 4 files changed, 181 deletions(-)
diff --git a/drm/nouveau/nouveau_drm.c b/drm/nouveau/nouveau_drm.c index 17a0f31..01aa54a 100644 --- a/drm/nouveau/nouveau_drm.c +++ b/drm/nouveau/nouveau_drm.c @@ -451,7 +451,6 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags) } nouveau_debugfs_init(drm); - nouveau_sysfs_init(dev); nouveau_hwmon_init(dev); nouveau_accel_init(drm); nouveau_fbcon_init(dev); @@ -489,7 +488,6 @@ nouveau_drm_unload(struct drm_device *dev) nouveau_fbcon_fini(dev); nouveau_accel_fini(drm); nouveau_hwmon_fini(dev); - nouveau_sysfs_fini(dev); nouveau_debugfs_cleanup(drm); if (dev->mode_config.num_crtc) diff --git a/drm/nouveau/nouveau_drm.h b/drm/nouveau/nouveau_drm.h index a075d60..ff40499 100644 --- a/drm/nouveau/nouveau_drm.h +++ b/drm/nouveau/nouveau_drm.h @@ -165,7 +165,6 @@ struct nouveau_drm { /* power management */ struct nouveau_hwmon *hwmon; - struct nouveau_sysfs *sysfs; struct nouveau_debugfs *debugfs; /* display power reference */ diff --git a/drm/nouveau/nouveau_sysfs.c b/drm/nouveau/nouveau_sysfs.c index d12a5fa..ba89713 100644 --- a/drm/nouveau/nouveau_sysfs.c +++ b/drm/nouveau/nouveau_sysfs.c @@ -31,168 +31,3 @@ MODULE_PARM_DESC(pstate, "enable sysfs pstate file, which will be moved in the future"); int nouveau_pstate; module_param_named(pstate, nouveau_pstate, int, 0400); - -static inline struct drm_device * -drm_device(struct device *d) -{ - return dev_get_drvdata(d); -} - -#define snappendf(p,r,f,a...) do { \ - snprintf(p, r, f, ##a); \ - r -= strlen(p); \ - p += strlen(p); \ -} while(0) - -static ssize_t -nouveau_sysfs_pstate_get(struct device *d, struct device_attribute *a, char *b) -{ - struct nouveau_sysfs *sysfs = nouveau_sysfs(drm_device(d)); - struct nvif_control_pstate_info_v0 info = {}; - size_t cnt = PAGE_SIZE; - char *buf = b; - int ret, i; - - ret = nvif_mthd(&sysfs->ctrl, NVIF_CONTROL_PSTATE_INFO, - &info, sizeof(info)); - if (ret) - return ret; - - for (i = 0; i < info.count + 1; i++) { - const s32 state = i < info.count ? i : - NVIF_CONTROL_PSTATE_ATTR_V0_STATE_CURRENT; - struct nvif_control_pstate_attr_v0 attr = { - .state = state, - .index = 0, - }; - - ret = nvif_mthd(&sysfs->ctrl, NVIF_CONTROL_PSTATE_ATTR, - &attr, sizeof(attr)); - if (ret) - return ret; - - if (i < info.count) - snappendf(buf, cnt, "%02x:", attr.state); - else - snappendf(buf, cnt, "%s:", info.pwrsrc == 0 ? "DC" : - info.pwrsrc == 1 ? "AC" : - "--"); - - attr.index = 0; - do { - attr.state = state; - ret = nvif_mthd(&sysfs->ctrl, - NVIF_CONTROL_PSTATE_ATTR, - &attr, sizeof(attr)); - if (ret) - return ret; - - snappendf(buf, cnt, " %s %d", attr.name, attr.min); - if (attr.min != attr.max) - snappendf(buf, cnt, "-%d", attr.max); - snappendf(buf, cnt, " %s", attr.unit); - } while (attr.index); - - if (state >= 0) { - if (info.ustate_ac == state) - snappendf(buf, cnt, " AC"); - if (info.ustate_dc == state) - snappendf(buf, cnt, " DC"); - if (info.pstate == state) - snappendf(buf, cnt, " *"); - } else { - if (info.ustate_ac < -1) - snappendf(buf, cnt, " AC"); - if (info.ustate_dc < -1) - snappendf(buf, cnt, " DC"); - } - - snappendf(buf, cnt, "\n"); - } - - return strlen(b); -} - -static ssize_t -nouveau_sysfs_pstate_set(struct device *d, struct device_attribute *a, - const char *buf, size_t count) -{ - struct nouveau_sysfs *sysfs = nouveau_sysfs(drm_device(d)); - struct nvif_control_pstate_user_v0 args = { .pwrsrc = -EINVAL }; - long value, ret; - char *tmp; - - if ((tmp = strchr(buf, '\n'))) - *tmp = '\0'; - - if (!strncasecmp(buf, "dc:", 3)) { - args.pwrsrc = 0; - buf += 3; - } else - if (!strncasecmp(buf, "ac:", 3)) { - args.pwrsrc = 1; - buf += 3; - } - - if (!strcasecmp(buf, "none")) - args.ustate = NVIF_CONTROL_PSTATE_USER_V0_STATE_UNKNOWN; - else - if (!strcasecmp(buf, "auto")) - args.ustate = NVIF_CONTROL_PSTATE_USER_V0_STATE_PERFMON; - else { - ret = kstrtol(buf, 16, &value); - if (ret) - return ret; - args.ustate = value; - } - - ret = nvif_mthd(&sysfs->ctrl, NVIF_CONTROL_PSTATE_USER, - &args, sizeof(args)); - if (ret < 0) - return ret; - - return count; -} - -static DEVICE_ATTR(pstate, S_IRUGO | S_IWUSR, - nouveau_sysfs_pstate_get, nouveau_sysfs_pstate_set); - -void -nouveau_sysfs_fini(struct drm_device *dev) -{ - struct nouveau_sysfs *sysfs = nouveau_sysfs(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - struct nvif_device *device = &drm->device; - - if (sysfs && sysfs->ctrl.priv) { - device_remove_file(nvxx_device(device)->dev, &dev_attr_pstate); - nvif_object_fini(&sysfs->ctrl); - } - - drm->sysfs = NULL; - kfree(sysfs); -} - -int -nouveau_sysfs_init(struct drm_device *dev) -{ - struct nouveau_drm *drm = nouveau_drm(dev); - struct nvif_device *device = &drm->device; - struct nouveau_sysfs *sysfs; - int ret; - - if (!nouveau_pstate) - return 0; - - sysfs = drm->sysfs = kzalloc(sizeof(*sysfs), GFP_KERNEL); - if (!sysfs) - return -ENOMEM; - - ret = nvif_object_init(&device->object, NVDRM_CONTROL, - NVIF_IOCTL_NEW_V0_CONTROL, NULL, 0, - &sysfs->ctrl); - if (ret == 0) - device_create_file(nvxx_device(device)->dev, &dev_attr_pstate); - - return 0; -} diff --git a/drm/nouveau/nouveau_sysfs.h b/drm/nouveau/nouveau_sysfs.h index 4e5ea92..1da07a8 100644 --- a/drm/nouveau/nouveau_sysfs.h +++ b/drm/nouveau/nouveau_sysfs.h @@ -3,19 +3,6 @@ #include "nouveau_drm.h" -struct nouveau_sysfs { - struct nvif_object ctrl; -}; - -static inline struct nouveau_sysfs * -nouveau_sysfs(struct drm_device *dev) -{ - return nouveau_drm(dev)->sysfs; -} - -int nouveau_sysfs_init(struct drm_device *); -void nouveau_sysfs_fini(struct drm_device *); - extern int nouveau_pstate; #endif -- 2.6.1 _______________________________________________ Nouveau mailing list Nouveau@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/nouveau