diff options
Diffstat (limited to 'drivers/gpu')
80 files changed, 3957 insertions, 3350 deletions
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index 7e31d434834..d2ab01e90a9 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -34,6 +34,9 @@ #include "drm_crtc_helper.h" #include "drm_fb_helper.h" +static bool drm_kms_helper_poll = true; +module_param_named(poll, drm_kms_helper_poll, bool, 0600); + static void drm_mode_validate_flag(struct drm_connector *connector, int flags) { @@ -99,8 +102,10 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector, connector->status = connector_status_disconnected; if (connector->funcs->force) connector->funcs->force(connector); - } else + } else { connector->status = connector->funcs->detect(connector); + drm_helper_hpd_irq_event(dev); + } if (connector->status == connector_status_disconnected) { DRM_DEBUG_KMS("[CONNECTOR:%d:%s] disconnected\n", @@ -110,11 +115,10 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector, } count = (*connector_funcs->get_modes)(connector); - if (!count) { + if (count == 0 && connector->status == connector_status_connected) count = drm_add_modes_noedid(connector, 1024, 768); - if (!count) - return 0; - } + if (count == 0) + goto prune; drm_mode_connector_list_update(connector); @@ -840,6 +844,9 @@ static void output_poll_execute(struct work_struct *work) enum drm_connector_status old_status, status; bool repoll = false, changed = false; + if (!drm_kms_helper_poll) + return; + mutex_lock(&dev->mode_config.mutex); list_for_each_entry(connector, &dev->mode_config.connector_list, head) { @@ -890,6 +897,9 @@ void drm_kms_helper_poll_enable(struct drm_device *dev) bool poll = false; struct drm_connector *connector; + if (!dev->mode_config.poll_enabled || !drm_kms_helper_poll) + return; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { if (connector->polled) poll = true; @@ -919,8 +929,10 @@ void drm_helper_hpd_irq_event(struct drm_device *dev) { if (!dev->mode_config.poll_enabled) return; + /* kill timer and schedule immediate execution, this doesn't block */ cancel_delayed_work(&dev->mode_config.output_poll_work); - queue_delayed_work(system_nrt_wq, &dev->mode_config.output_poll_work, 0); + if (drm_kms_helper_poll) + queue_delayed_work(system_nrt_wq, &dev->mode_config.output_poll_work, 0); } EXPORT_SYMBOL(drm_helper_hpd_irq_event); diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index 90288ec7c28..84da748555b 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -55,6 +55,9 @@ static int drm_version(struct drm_device *dev, void *data, struct drm_file *file_priv); +#define DRM_IOCTL_DEF(ioctl, _func, _flags) \ + [DRM_IOCTL_NR(ioctl)] = {.cmd = ioctl, .func = _func, .flags = _flags, .cmd_drv = 0} + /** Ioctl table */ static struct drm_ioctl_desc drm_ioctls[] = { DRM_IOCTL_DEF(DRM_IOCTL_VERSION, drm_version, 0), @@ -421,6 +424,7 @@ long drm_ioctl(struct file *filp, int retcode = -EINVAL; char stack_kdata[128]; char *kdata = NULL; + unsigned int usize, asize; dev = file_priv->minor->dev; atomic_inc(&dev->ioctl_count); @@ -436,11 +440,18 @@ long drm_ioctl(struct file *filp, ((nr < DRM_COMMAND_BASE) || (nr >= DRM_COMMAND_END))) goto err_i1; if ((nr >= DRM_COMMAND_BASE) && (nr < DRM_COMMAND_END) && - (nr < DRM_COMMAND_BASE + dev->driver->num_ioctls)) + (nr < DRM_COMMAND_BASE + dev->driver->num_ioctls)) { + u32 drv_size; ioctl = &dev->driver->ioctls[nr - DRM_COMMAND_BASE]; + drv_size = _IOC_SIZE(ioctl->cmd_drv); + usize = asize = _IOC_SIZE(cmd); + if (drv_size > asize) + asize = drv_size; + } else if ((nr >= DRM_COMMAND_END) || (nr < DRM_COMMAND_BASE)) { ioctl = &drm_ioctls[nr]; cmd = ioctl->cmd; + usize = asize = _IOC_SIZE(cmd); } else goto err_i1; @@ -460,10 +471,10 @@ long drm_ioctl(struct file *filp, retcode = -EACCES; } else { if (cmd & (IOC_IN | IOC_OUT)) { - if (_IOC_SIZE(cmd) <= sizeof(stack_kdata)) { + if (asize <= sizeof(stack_kdata)) { kdata = stack_kdata; } else { - kdata = kmalloc(_IOC_SIZE(cmd), GFP_KERNEL); + kdata = kmalloc(asize, GFP_KERNEL); if (!kdata) { retcode = -ENOMEM; goto err_i1; @@ -473,11 +484,13 @@ long drm_ioctl(struct file *filp, if (cmd & IOC_IN) { if (copy_from_user(kdata, (void __user *)arg, - _IOC_SIZE(cmd)) != 0) { + usize) != 0) { retcode = -EFAULT; goto err_i1; } - } + } else + memset(kdata, 0, usize); + if (ioctl->flags & DRM_UNLOCKED) retcode = func(dev, kdata, file_priv); else { @@ -488,7 +501,7 @@ long drm_ioctl(struct file *filp, if (cmd & IOC_OUT) { if (copy_to_user((void __user *)arg, kdata, - _IOC_SIZE(cmd)) != 0) + usize) != 0) retcode = -EFAULT; } } diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index de82e201d68..6a5e403f9aa 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -94,10 +94,11 @@ static bool drm_fb_helper_connector_parse_command_line(struct drm_fb_helper_conn int i; enum drm_connector_force force = DRM_FORCE_UNSPECIFIED; struct drm_fb_helper_cmdline_mode *cmdline_mode; - struct drm_connector *connector = fb_helper_conn->connector; + struct drm_connector *connector; if (!fb_helper_conn) return false; + connector = fb_helper_conn->connector; cmdline_mode = &fb_helper_conn->cmdline_mode; if (!mode_option) @@ -369,7 +370,7 @@ static void drm_fb_helper_restore_work_fn(struct work_struct *ignored) } static DECLARE_WORK(drm_fb_helper_restore_work, drm_fb_helper_restore_work_fn); -static void drm_fb_helper_sysrq(int dummy1, struct tty_struct *dummy3) +static void drm_fb_helper_sysrq(int dummy1) { schedule_work(&drm_fb_helper_restore_work); } diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c index 3a652a65546..b744dad5c23 100644 --- a/drivers/gpu/drm/drm_fops.c +++ b/drivers/gpu/drm/drm_fops.c @@ -41,6 +41,7 @@ /* from BKL pushdown: note that nothing else serializes idr_find() */ DEFINE_MUTEX(drm_global_mutex); +EXPORT_SYMBOL(drm_global_mutex); static int drm_open_helper(struct inode *inode, struct file *filp, struct drm_device * dev); diff --git a/drivers/gpu/drm/drm_lock.c b/drivers/gpu/drm/drm_lock.c index e2f70a516c3..9bf93bc9a32 100644 --- a/drivers/gpu/drm/drm_lock.c +++ b/drivers/gpu/drm/drm_lock.c @@ -92,7 +92,9 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv) } /* Contention */ + mutex_unlock(&drm_global_mutex); schedule(); + mutex_lock(&drm_global_mutex); if (signal_pending(current)) { ret = -EINTR; break; diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c index da99edc5088..a6bfc302ed9 100644 --- a/drivers/gpu/drm/drm_mm.c +++ b/drivers/gpu/drm/drm_mm.c @@ -285,21 +285,21 @@ void drm_mm_put_block(struct drm_mm_node *cur) EXPORT_SYMBOL(drm_mm_put_block); -static int check_free_mm_node(struct drm_mm_node *entry, unsigned long size, - unsigned alignment) +static int check_free_hole(unsigned long start, unsigned long end, + unsigned long size, unsigned alignment) { unsigned wasted = 0; - if (entry->size < size) + if (end - start < size) return 0; if (alignment) { - register unsigned tmp = entry->start % alignment; + unsigned tmp = start % alignment; if (tmp) wasted = alignment - tmp; } - if (entry->size >= size + wasted) { + if (end >= start + size + wasted) { return 1; } @@ -320,7 +320,8 @@ struct drm_mm_node *drm_mm_search_free(const struct drm_mm *mm, best_size = ~0UL; list_for_each_entry(entry, &mm->free_stack, free_stack) { - if (!check_free_mm_node(entry, size, alignment)) + if (!check_free_hole(entry->start, entry->start + entry->size, + size, alignment)) continue; if (!best_match) @@ -353,10 +354,12 @@ struct drm_mm_node *drm_mm_search_free_in_range(const struct drm_mm *mm, best_size = ~0UL; list_for_each_entry(entry, &mm->free_stack, free_stack) { - if (entry->start > end || (entry->start+entry->size) < start) - continue; + unsigned long adj_start = entry->start < start ? + start : entry->start; + unsigned long adj_end = entry->start + entry->size > end ? + end : entry->start + entry->size; - if (!check_free_mm_node(entry, size, alignment)) + if (!check_free_hole(adj_start, adj_end, size, alignment)) continue; if (!best_match) @@ -449,7 +452,8 @@ int drm_mm_scan_add_block(struct drm_mm_node *node) node->free_stack.prev = prev_free; node->free_stack.next = next_free; - if (check_free_mm_node(node, mm->scan_size, mm->scan_alignment)) { + if (check_free_hole(node->start, node->start + node->size, + mm->scan_size, mm->scan_alignment)) { mm->scan_hit_start = node->start; mm->scan_hit_size = node->size; diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index f1f473ea97d..949326d2a8e 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -251,7 +251,10 @@ struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, int hdisplay, drm_mode->htotal = drm_mode->hdisplay + CVT_RB_H_BLANK; /* Fill in HSync values */ drm_mode->hsync_end = drm_mode->hdisplay + CVT_RB_H_BLANK / 2; - drm_mode->hsync_start = drm_mode->hsync_end = CVT_RB_H_SYNC; + drm_mode->hsync_start = drm_mode->hsync_end - CVT_RB_H_SYNC; + /* Fill in VSync values */ + drm_mode->vsync_start = drm_mode->vdisplay + CVT_RB_VFPORCH; + drm_mode->vsync_end = drm_mode->vsync_start + vsync; } /* 15/13. Find pixel clock frequency (kHz for xf86) */ drm_mode->clock = drm_mode->htotal * HV_FACTOR * 1000 / hperiod; diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 3778360ecee..fda67468e60 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -138,7 +138,7 @@ static int drm_do_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) break; } - if (!agpmem) + if (&agpmem->head == &dev->agp->memory) goto vm_fault_error; /* diff --git a/drivers/gpu/drm/i810/i810_dma.c b/drivers/gpu/drm/i810/i810_dma.c index 0e6c131313d..61b4caf220f 100644 --- a/drivers/gpu/drm/i810/i810_dma.c +++ b/drivers/gpu/drm/i810/i810_dma.c @@ -1255,21 +1255,21 @@ long i810_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } struct drm_ioctl_desc i810_ioctls[] = { - DRM_IOCTL_DEF(DRM_I810_INIT, i810_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_VERTEX, i810_dma_vertex, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_CLEAR, i810_clear_bufs, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_FLUSH, i810_flush_ioctl, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_GETAGE, i810_getage, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_GETBUF, i810_getbuf, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_SWAP, i810_swap_bufs, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_COPY, i810_copybuf, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_DOCOPY, i810_docopy, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_OV0INFO, i810_ov0_info, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_FSTATUS, i810_fstatus, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_OV0FLIP, i810_ov0_flip, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_MC, i810_dma_mc, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_RSTATUS, i810_rstatus, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I810_FLIP, i810_flip_bufs, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_INIT, i810_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_VERTEX, i810_dma_vertex, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_CLEAR, i810_clear_bufs, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_FLUSH, i810_flush_ioctl, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_GETAGE, i810_getage, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_GETBUF, i810_getbuf, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_SWAP, i810_swap_bufs, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_COPY, i810_copybuf, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_DOCOPY, i810_docopy, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_OV0INFO, i810_ov0_info, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_FSTATUS, i810_fstatus, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_OV0FLIP, i810_ov0_flip, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_MC, i810_dma_mc, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_RSTATUS, i810_rstatus, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I810_FLIP, i810_flip_bufs, DRM_AUTH|DRM_UNLOCKED), }; int i810_max_ioctl = DRM_ARRAY_SIZE(i810_ioctls); diff --git a/drivers/gpu/drm/i830/i830_dma.c b/drivers/gpu/drm/i830/i830_dma.c index 5168862c922..671aa18415a 100644 --- a/drivers/gpu/drm/i830/i830_dma.c +++ b/drivers/gpu/drm/i830/i830_dma.c @@ -1524,20 +1524,20 @@ long i830_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } struct drm_ioctl_desc i830_ioctls[] = { - DRM_IOCTL_DEF(DRM_I830_INIT, i830_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_VERTEX, i830_dma_vertex, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_CLEAR, i830_clear_bufs, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_FLUSH, i830_flush_ioctl, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_GETAGE, i830_getage, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_GETBUF, i830_getbuf, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_SWAP, i830_swap_bufs, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_COPY, i830_copybuf, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_DOCOPY, i830_docopy, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_FLIP, i830_flip_bufs, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_IRQ_EMIT, i830_irq_emit, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_IRQ_WAIT, i830_irq_wait, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_GETPARAM, i830_getparam, DRM_AUTH|DRM_UNLOCKED), - DRM_IOCTL_DEF(DRM_I830_SETPARAM, i830_setparam, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_INIT, i830_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_VERTEX, i830_dma_vertex, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_CLEAR, i830_clear_bufs, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_FLUSH, i830_flush_ioctl, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_GETAGE, i830_getage, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_GETBUF, i830_getbuf, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_SWAP, i830_swap_bufs, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_COPY, i830_copybuf, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_DOCOPY, i830_docopy, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_FLIP, i830_flip_bufs, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_IRQ_EMIT, i830_irq_emit, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_IRQ_WAIT, i830_irq_wait, DRM_AUTH|DRM_UNLOCKED), + DRM_IOCTL_DEF_DRV(I830_G |