diff options
Diffstat (limited to 'drivers/gpu')
104 files changed, 10895 insertions, 2924 deletions
diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile index 3c8827a7aab..91567ac806f 100644 --- a/drivers/gpu/drm/Makefile +++ b/drivers/gpu/drm/Makefile @@ -15,7 +15,7 @@ drm-y := drm_auth.o drm_bufs.o drm_cache.o \ drm-$(CONFIG_COMPAT) += drm_ioc32.o -drm_kms_helper-y := drm_fb_helper.o drm_crtc_helper.o +drm_kms_helper-y := drm_fb_helper.o drm_crtc_helper.o drm_dp_i2c_helper.o obj-$(CONFIG_DRM_KMS_HELPER) += drm_kms_helper.o diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 3f7c500b211..5124401f266 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -125,6 +125,15 @@ static struct drm_prop_enum_list drm_tv_subconnector_enum_list[] = DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name, drm_tv_subconnector_enum_list) +static struct drm_prop_enum_list drm_dirty_info_enum_list[] = { + { DRM_MODE_DIRTY_OFF, "Off" }, + { DRM_MODE_DIRTY_ON, "On" }, + { DRM_MODE_DIRTY_ANNOTATE, "Annotate" }, +}; + +DRM_ENUM_NAME_FN(drm_get_dirty_info_name, + drm_dirty_info_enum_list) + struct drm_conn_prop_enum_list { int type; char *name; @@ -247,7 +256,8 @@ static void drm_mode_object_put(struct drm_device *dev, mutex_unlock(&dev->mode_config.idr_mutex); } -void *drm_mode_object_find(struct drm_device *dev, uint32_t id, uint32_t type) +struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, + uint32_t id, uint32_t type) { struct drm_mode_object *obj = NULL; @@ -802,6 +812,36 @@ int drm_mode_create_dithering_property(struct drm_device *dev) EXPORT_SYMBOL(drm_mode_create_dithering_property); /** + * drm_mode_create_dirty_property - create dirty property + * @dev: DRM device + * + * Called by a driver the first time it's needed, must be attached to desired + * connectors. + */ +int drm_mode_create_dirty_info_property(struct drm_device *dev) +{ + struct drm_property *dirty_info; + int i; + + if (dev->mode_config.dirty_info_property) + return 0; + + dirty_info = + drm_property_create(dev, DRM_MODE_PROP_ENUM | + DRM_MODE_PROP_IMMUTABLE, + "dirty", + ARRAY_SIZE(drm_dirty_info_enum_list)); + for (i = 0; i < ARRAY_SIZE(drm_dirty_info_enum_list); i++) + drm_property_add_enum(dirty_info, i, + drm_dirty_info_enum_list[i].type, + drm_dirty_info_enum_list[i].name); + dev->mode_config.dirty_info_property = dirty_info; + + return 0; +} +EXPORT_SYMBOL(drm_mode_create_dirty_info_property); + +/** * drm_mode_config_init - initialize DRM mode_configuration structure * @dev: DRM device * @@ -1753,6 +1793,71 @@ out: return ret; } +int drm_mode_dirtyfb_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_clip_rect __user *clips_ptr; + struct drm_clip_rect *clips = NULL; + struct drm_mode_fb_dirty_cmd *r = data; + struct drm_mode_object *obj; + struct drm_framebuffer *fb; + unsigned flags; + int num_clips; + int ret = 0; + + mutex_lock(&dev->mode_config.mutex); + obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); + if (!obj) { + DRM_ERROR("invalid framebuffer id\n"); + ret = -EINVAL; + goto out_err1; + } + fb = obj_to_fb(obj); + + num_clips = r->num_clips; + clips_ptr = (struct drm_clip_rect *)(unsigned long)r->clips_ptr; + + if (!num_clips != !clips_ptr) { + ret = -EINVAL; + goto out_err1; + } + + flags = DRM_MODE_FB_DIRTY_FLAGS & r->flags; + + /* If userspace annotates copy, clips must come in pairs */ + if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY && (num_clips % 2)) { + ret = -EINVAL; + goto out_err1; + } + + if (num_clips && clips_ptr) { + clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL); + if (!clips) { + ret = -ENOMEM; + goto out_err1; + } + + ret = copy_from_user(clips, clips_ptr, + num_clips * sizeof(*clips)); + if (ret) + goto out_err2; + } + + if (fb->funcs->dirty) { + ret = fb->funcs->dirty(fb, flags, r->color, clips, num_clips); + } else { + ret = -ENOSYS; + goto out_err2; + } + +out_err2: + kfree(clips); +out_err1: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + + /** * drm_fb_release - remove and free the FBs on this file * @filp: file * from the ioctl @@ -2478,3 +2583,72 @@ out: mutex_unlock(&dev->mode_config.mutex); return ret; } + +int drm_mode_page_flip_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_crtc_page_flip *page_flip = data; + struct drm_mode_object *obj; + struct drm_crtc *crtc; + struct drm_framebuffer *fb; + struct drm_pending_vblank_event *e = NULL; + unsigned long flags; + int ret = -EINVAL; + + if (page_flip->flags & ~DRM_MODE_PAGE_FLIP_FLAGS || + page_flip->reserved != 0) + return -EINVAL; + + mutex_lock(&dev->mode_config.mutex); + obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC); + if (!obj) + goto out; + crtc = obj_to_crtc(obj); + + if (crtc->funcs->page_flip == NULL) + goto out; + + obj = drm_mode_object_find(dev, page_flip->fb_id, DRM_MODE_OBJECT_FB); + if (!obj) + goto out; + fb = obj_to_fb(obj); + + if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { + ret = -ENOMEM; + spin_lock_irqsave(&dev->event_lock, flags); + if (file_priv->event_space < sizeof e->event) { + spin_unlock_irqrestore(&dev->event_lock, flags); + goto out; + } + file_priv->event_space -= sizeof e->event; + spin_unlock_irqrestore(&dev->event_lock, flags); + + e = kzalloc(sizeof *e, GFP_KERNEL); + if (e == NULL) { + spin_lock_irqsave(&dev->event_lock, flags); + file_priv->event_space += sizeof e->event; + spin_unlock_irqrestore(&dev->event_lock, flags); + goto out; + } + + e->event.base.type = DRM_EVENT_FLIP_COMPLETE; + e->event.base.length = sizeof e->event; + e->event.user_data = page_flip->user_data; + e->base.event = &e->event.base; + e->base.file_priv = file_priv; + e->base.destroy = + (void (*) (struct drm_pending_event *)) kfree; + } + + ret = crtc->funcs->page_flip(crtc, fb, e); + if (ret) { + spin_lock_irqsave(&dev->event_lock, flags); + file_priv->event_space += sizeof e->event; + spin_unlock_irqrestore(&dev->event_lock, flags); + kfree(e); + } + +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index bbfd110a716..4231d6db72e 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -109,7 +109,7 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector, count = (*connector_funcs->get_modes)(connector); if (!count) { - count = drm_add_modes_noedid(connector, 800, 600); + count = drm_add_modes_noedid(connector, 1024, 768); if (!count) return 0; } @@ -1020,6 +1020,9 @@ bool drm_helper_initial_config(struct drm_device *dev) { int count = 0; + /* disable all the possible outputs/crtcs before entering KMS mode */ + drm_helper_disable_unused_functions(dev); + drm_fb_helper_parse_command_line(dev); count = drm_helper_probe_connector_modes(dev, diff --git a/drivers/gpu/drm/i915/intel_dp_i2c.c b/drivers/gpu/drm/drm_dp_i2c_helper.c index a63b6f57d2d..548887c8506 100644 --- a/drivers/gpu/drm/i915/intel_dp_i2c.c +++ b/drivers/gpu/drm/drm_dp_i2c_helper.c @@ -28,84 +28,20 @@ #include <linux/errno.h> #include <linux/sched.h> #include <linux/i2c.h> -#include "intel_dp.h" +#include "drm_dp_helper.h" #include "drmP.h" /* Run a single AUX_CH I2C transaction, writing/reading data as necessary */ - -#define MODE_I2C_START 1 -#define MODE_I2C_WRITE 2 -#define MODE_I2C_READ 4 -#define MODE_I2C_STOP 8 - static int i2c_algo_dp_aux_transaction(struct i2c_adapter *adapter, int mode, uint8_t write_byte, uint8_t *read_byte) { struct i2c_algo_dp_aux_data *algo_data = adapter->algo_data; - uint16_t address = algo_data->address; - uint8_t msg[5]; - uint8_t reply[2]; - int msg_bytes; - int reply_bytes; int ret; - - /* Set up the command byte */ - if (mode & MODE_I2C_READ) - msg[0] = AUX_I2C_READ << 4; - else |