diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 33 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 12 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_hdmi.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/ipu-v3/ipu-cpmem.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/vga/vgaarb.c | 7 |
6 files changed, 18 insertions, 39 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index c6a1b4cc6458..d321222fd92e 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -559,19 +559,10 @@ static int kfd_ioctl_dbg_address_watch(struct file *filep, /* this is the actual buffer to work with */ - args_buff = kmalloc(args->buf_size_in_bytes - - sizeof(*args), GFP_KERNEL); - if (args_buff == NULL) - return -ENOMEM; - - status = copy_from_user(args_buff, cmd_from_user, + args_buff = memdup_user(args_buff, args->buf_size_in_bytes - sizeof(*args)); - - if (status != 0) { - pr_debug("Failed to copy address watch user data\n"); - kfree(args_buff); - return -EINVAL; - } + if (IS_ERR(args_buff)) + return PTR_ERR(args_buff); aw_info.process = p; @@ -677,22 +668,12 @@ static int kfd_ioctl_dbg_wave_control(struct file *filep, if (cmd_from_user == NULL) return -EINVAL; - /* this is the actual buffer to work with */ + /* copy the entire buffer from user */ - args_buff = kmalloc(args->buf_size_in_bytes - sizeof(*args), - GFP_KERNEL); - - if (args_buff == NULL) - return -ENOMEM; - - /* Now copy the entire buffer from user */ - status = copy_from_user(args_buff, cmd_from_user, + args_buff = memdup_user(cmd_from_user, args->buf_size_in_bytes - sizeof(*args)); - if (status != 0) { - pr_debug("Failed to copy wave control user data\n"); - kfree(args_buff); - return -EINVAL; - } + if (IS_ERR(args_buff)) + return PTR_ERR(args_buff); /* move ptr to the start of the "pay-load" area */ wac_info.process = p; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index beb0374a19f1..32cf97346978 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -12123,18 +12123,22 @@ static void intel_dump_pipe_config(struct intel_crtc *crtc, static bool check_digital_port_conflicts(struct drm_atomic_state *state) { struct drm_device *dev = state->dev; - struct intel_encoder *encoder; struct drm_connector *connector; - struct drm_connector_state *connector_state; unsigned int used_ports = 0; - int i; /* * Walk the connector list instead of the encoder * list to detect the problem on ddi platforms * where there's just one encoder per digital port. */ - for_each_connector_in_state(state, connector, connector_state, i) { + drm_for_each_connector(connector, dev) { + struct drm_connector_state *connector_state; + struct intel_encoder *encoder; + + connector_state = drm_atomic_get_existing_connector_state(state, connector); + if (!connector_state) + connector_state = connector->state; + if (!connector_state->best_encoder) continue; diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 64086f2d4e26..e6c035b0fc1c 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1381,7 +1381,7 @@ intel_hdmi_detect(struct drm_connector *connector, bool force) intel_display_power_get(dev_priv, POWER_DOMAIN_GMBUS); - for (try = 0; !live_status && try < 4; try++) { + for (try = 0; !live_status && try < 9; try++) { if (try) msleep(10); live_status = intel_digital_port_connected(dev_priv, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c index ffa902ece872..05a895496fc6 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c @@ -156,6 +156,7 @@ nv40_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch, return -ENOMEM; nvkm_object_ctor(&nv40_gr_chan, oclass, &chan->object); chan->gr = gr; + chan->fifo = fifoch; *pobject = &chan->object; spin_lock_irqsave(&chan->gr->base.engine.lock, flags); diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index 63eb16bf2cf0..883a314cd83a 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -161,7 +161,7 @@ static u32 ipu_ch_param_read_field(struct ipuv3_channel *ch, u32 wbs) * The DRM pixel formats and IPU internal representation are ordered the other * way around, with the first named component ordered at the most significant * bits. Further, V4L2 formats are not well defined: - * http://linuxtv.org/downloads/v4l-dvb-apis/packed-rgb.html + * https://linuxtv.org/downloads/v4l-dvb-apis/packed-rgb.html * We choose the interpretation which matches GStreamer behavior. */ static int v4l2_pix_fmt_to_drm_fourcc(u32 pixelformat) diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c index 9abcaa53bd25..f17cb0431833 100644 --- a/drivers/gpu/vga/vgaarb.c +++ b/drivers/gpu/vga/vgaarb.c @@ -1163,12 +1163,8 @@ done: static unsigned int vga_arb_fpoll(struct file *file, poll_table *wait) { - struct vga_arb_private *priv = file->private_data; - pr_debug("%s\n", __func__); - if (priv == NULL) - return -ENODEV; poll_wait(file, &vga_wait_queue, wait); return POLLIN; } @@ -1209,9 +1205,6 @@ static int vga_arb_release(struct inode *inode, struct file *file) pr_debug("%s\n", __func__); - if (priv == NULL) - return -ENODEV; - spin_lock_irqsave(&vga_user_lock, flags); list_del(&priv->list); for (i = 0; i < MAX_USER_CARDS; i++) { |
