| /* |
| * Copyright (C) 2008 Maarten Maathuis. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sublicense, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial |
| * portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE |
| * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| */ |
| |
| #include <acpi/video.h> |
| |
| #include <drm/drm_atomic.h> |
| #include <drm/drm_atomic_helper.h> |
| #include <drm/drm_crtc_helper.h> |
| #include <drm/drm_fb_helper.h> |
| #include <drm/drm_fourcc.h> |
| #include <drm/drm_gem_framebuffer_helper.h> |
| #include <drm/drm_probe_helper.h> |
| #include <drm/drm_vblank.h> |
| |
| #include "nouveau_fbcon.h" |
| #include "nouveau_crtc.h" |
| #include "nouveau_gem.h" |
| #include "nouveau_connector.h" |
| #include "nv50_display.h" |
| |
| #include <nvif/class.h> |
| #include <nvif/cl0046.h> |
| #include <nvif/event.h> |
| #include <dispnv50/crc.h> |
| |
| int |
| nouveau_display_vblank_enable(struct drm_crtc *crtc) |
| { |
| struct nouveau_crtc *nv_crtc; |
| |
| nv_crtc = nouveau_crtc(crtc); |
| nvif_notify_get(&nv_crtc->vblank); |
| |
| return 0; |
| } |
| |
| void |
| nouveau_display_vblank_disable(struct drm_crtc *crtc) |
| { |
| struct nouveau_crtc *nv_crtc; |
| |
| nv_crtc = nouveau_crtc(crtc); |
| nvif_notify_put(&nv_crtc->vblank); |
| } |
| |
| static inline int |
| calc(int blanks, int blanke, int total, int line) |
| { |
| if (blanke >= blanks) { |
| if (line >= blanks) |
| line -= total; |
| } else { |
| if (line >= blanks) |
| line -= total; |
| line -= blanke + 1; |
| } |
| return line; |
| } |
| |
| static bool |
| nouveau_display_scanoutpos_head(struct drm_crtc *crtc, int *vpos, int *hpos, |
| ktime_t *stime, ktime_t *etime) |
| { |
| struct { |
| struct nv04_disp_mthd_v0 base; |
| struct nv04_disp_scanoutpos_v0 scan; |
| } args = { |
| .base.method = NV04_DISP_SCANOUTPOS, |
| .base.head = nouveau_crtc(crtc)->index, |
| }; |
| struct nouveau_display *disp = nouveau_display(crtc->dev); |
| struct drm_vblank_crtc *vblank = &crtc->dev->vblank[drm_crtc_index(crtc)]; |
| int retry = 20; |
| bool ret = false; |
| |
| do { |
| ret = nvif_mthd(&disp->disp.object, 0, &args, sizeof(args)); |
| if (ret != 0) |
| return false; |
| |
| if (args.scan.vline) { |
| ret = true; |
| break; |
| } |
| |
| if (retry) ndelay(vblank->linedur_ns); |
| } while (retry--); |
| |
| *hpos = args.scan.hline; |
| *vpos = calc(args.scan.vblanks, args.scan.vblanke, |
| args.scan.vtotal, args.scan.vline); |
| if (stime) *stime = ns_to_ktime(args.scan.time[0]); |
| if (etime) *etime = ns_to_ktime(args.scan.time[1]); |
| |
| return ret; |
| } |
| |
| bool |
| nouveau_display_scanoutpos(struct drm_crtc *crtc, |
| bool in_vblank_irq, int *vpos, int *hpos, |
| ktime_t *stime, ktime_t *etime, |
| const struct drm_display_mode *mode) |
| { |
| return nouveau_display_scanoutpos_head(crtc, vpos, hpos, |
| stime, etime); |
| } |
| |
| static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = { |
| .destroy = drm_gem_fb_destroy, |
| .create_handle = drm_gem_fb_create_handle, |
| }; |
| |
| static void |
| nouveau_decode_mod(struct nouveau_drm *drm, |
| uint64_t modifier, |
| uint32_t *tile_mode, |
| uint8_t *kind) |
| { |
| struct nouveau_display *disp = nouveau_display(drm->dev); |
| BUG_ON(!tile_mode || !kind); |
| |
| if (modifier == DRM_FORMAT_MOD_LINEAR) { |
| /* tile_mode will not be used in this case */ |
| *tile_mode = 0; |
| *kind = 0; |
| } else { |
| /* |
| * Extract the block height and kind from the corresponding |
| * modifier fields. See drm_fourcc.h for details. |
| */ |
| |
| if ((modifier & (0xffull << 12)) == 0ull) { |
| /* Legacy modifier. Translate to this dev's 'kind.' */ |
| modifier |= disp->format_modifiers[0] & (0xffull << 12); |
| } |
| |
| *tile_mode = (uint32_t)(modifier & 0xF); |
| *kind = (uint8_t)((modifier >> 12) & 0xFF); |
| |
| if (drm->client.device.info.chipset >= 0xc0) |
| *tile_mode <<= 4; |
| } |
| } |
| |
| void |
| nouveau_framebuffer_get_layout(struct drm_framebuffer *fb, |
| uint32_t *tile_mode, |
| uint8_t *kind) |
| { |
| if (fb->flags & DRM_MODE_FB_MODIFIERS) { |
| struct nouveau_drm *drm = nouveau_drm(fb->dev); |
| |
| nouveau_decode_mod(drm, fb->modifier, tile_mode, kind); |
| } else { |
| const struct nouveau_bo *nvbo = nouveau_gem_object(fb->obj[0]); |
| |
| *tile_mode = nvbo->mode; |
| *kind = nvbo->kind; |
| } |
| } |
| |
| static const u64 legacy_modifiers[] = { |
| DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(0), |
| DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(1), |
| DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(2), |
| DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(3), |
| DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(4), |
| DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(5), |
| DRM_FORMAT_MOD_INVALID |
| }; |
| |
| static int |
| nouveau_validate_decode_mod(struct nouveau_drm *drm, |
| uint64_t modifier, |
| uint32_t *tile_mode, |
| uint8_t *kind) |
| { |
| struct nouveau_display *disp = nouveau_display(drm->dev); |
| int mod; |
| |
| if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA) { |
| return -EINVAL; |
| } |
| |
| BUG_ON(!disp->format_modifiers); |
| |
| for (mod = 0; |
| (disp->format_modifiers[mod] != DRM_FORMAT_MOD_INVALID) && |
| (disp->format_modifiers[mod] != modifier); |
| mod++); |
| |
| if (disp->format_modifiers[mod] == DRM_FORMAT_MOD_INVALID) { |
| for (mod = 0; |
| (legacy_modifiers[mod] != DRM_FORMAT_MOD_INVALID) && |
| (legacy_modifiers[mod] != modifier); |
| mod++); |
| if (legacy_modifiers[mod] == DRM_FORMAT_MOD_INVALID) |
| return -EINVAL; |
| } |
| |
| nouveau_decode_mod(drm, modifier, tile_mode, kind); |
| |
| return 0; |
| } |
| |
| static inline uint32_t |
| nouveau_get_width_in_blocks(uint32_t stride) |
| { |
| /* GOBs per block in the x direction is always one, and GOBs are |
| * 64 bytes wide |
| */ |
| static const uint32_t log_block_width = 6; |
| |
| return (stride + (1 << log_block_width) - 1) >> log_block_width; |
| } |
| |
| static inline uint32_t |
| nouveau_get_height_in_blocks(struct nouveau_drm *drm, |
| uint32_t height, |
| uint32_t log_block_height_in_gobs) |
| { |
| uint32_t log_gob_height; |
| uint32_t log_block_height; |
| |
| BUG_ON(drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA); |
| |
| if (drm->client.device.info.family < NV_DEVICE_INFO_V0_FERMI) |
| log_gob_height = 2; |
| else |
| log_gob_height = 3; |
| |
| log_block_height = log_block_height_in_gobs + log_gob_height; |
| |
| return (height + (1 << log_block_height) - 1) >> log_block_height; |
| } |
| |
| static int |
| nouveau_check_bl_size(struct nouveau_drm *drm, struct nouveau_bo *nvbo, |
| uint32_t offset, uint32_t stride, uint32_t h, |
| uint32_t tile_mode) |
| { |
| uint32_t gob_size, bw, bh; |
| uint64_t bl_size; |
| |
| BUG_ON(drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA); |
| |
| if (drm->client.device.info.chipset >= 0xc0) { |
| if (tile_mode & 0xF) |
| return -EINVAL; |
| tile_mode >>= 4; |
| } |
| |
| if (tile_mode & 0xFFFFFFF0) |
| return -EINVAL; |
| |
| if (drm->client.device.info.family < NV_DEVICE_INFO_V0_FERMI) |
| gob_size = 256; |
| else |
| gob_size = 512; |
| |
| bw = nouveau_get_width_in_blocks(stride); |
| bh = nouveau_get_height_in_blocks(drm, h, tile_mode); |
| |
| bl_size = bw * bh * (1 << tile_mode) * gob_size; |
| |
| DRM_DEBUG_KMS("offset=%u stride=%u h=%u tile_mode=0x%02x bw=%u bh=%u gob_size=%u bl_size=%llu size=%zu\n", |
| offset, stride, h, tile_mode, bw, bh, gob_size, bl_size, |
| nvbo->bo.base.size); |
| |
| if (bl_size + offset > nvbo->bo.base.size) |
| return -ERANGE; |
| |
| return 0; |
| } |
| |
| int |
| nouveau_framebuffer_new(struct drm_device *dev, |
| const struct drm_mode_fb_cmd2 *mode_cmd, |
| struct drm_gem_object *gem, |
| struct drm_framebuffer **pfb) |
| { |
| struct nouveau_drm *drm = nouveau_drm(dev); |
| struct nouveau_bo *nvbo = nouveau_gem_object(gem); |
| struct drm_framebuffer *fb; |
| const struct drm_format_info *info; |
| unsigned int width, height, i; |
| uint32_t tile_mode; |
| uint8_t kind; |
| int ret; |
| |
| /* YUV overlays have special requirements pre-NV50 */ |
| if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA && |
| |
| (mode_cmd->pixel_format == DRM_FORMAT_YUYV || |
| mode_cmd->pixel_format == DRM_FORMAT_UYVY || |
| mode_cmd->pixel_format == DRM_FORMAT_NV12 || |
| mode_cmd->pixel_format == DRM_FORMAT_NV21) && |
| (mode_cmd->pitches[0] & 0x3f || /* align 64 */ |
| mode_cmd->pitches[0] >= 0x10000 || /* at most 64k pitch */ |
| (mode_cmd->pitches[1] && /* pitches for planes must match */ |
| mode_cmd->pitches[0] != mode_cmd->pitches[1]))) { |
| DRM_DEBUG_KMS("Unsuitable framebuffer: format: %p4cc; pitches: 0x%x\n 0x%x\n", |
| &mode_cmd->pixel_format, |
| mode_cmd->pitches[0], mode_cmd->pitches[1]); |
| return -EINVAL; |
| } |
| |
| if (mode_cmd->flags & DRM_MODE_FB_MODIFIERS) { |
| if (nouveau_validate_decode_mod(drm, mode_cmd->modifier[0], |
| &tile_mode, &kind)) { |
| DRM_DEBUG_KMS("Unsupported modifier: 0x%llx\n", |
| mode_cmd->modifier[0]); |
| return -EINVAL; |
| } |
| } else { |
| tile_mode = nvbo->mode; |
| kind = nvbo->kind; |
| } |
| |
| info = drm_get_format_info(dev, mode_cmd); |
| |
| for (i = 0; i < info->num_planes; i++) { |
| width = drm_format_info_plane_width(info, |
| mode_cmd->width, |
| i); |
| height = drm_format_info_plane_height(info, |
| mode_cmd->height, |
| i); |
| |
| if (kind) { |
| ret = nouveau_check_bl_size(drm, nvbo, |
| mode_cmd->offsets[i], |
| mode_cmd->pitches[i], |
| height, tile_mode); |
| if (ret) |
| return ret; |
| } else { |
| uint32_t size = mode_cmd->pitches[i] * height; |
| |
| if (size + mode_cmd->offsets[i] > nvbo->bo.base.size) |
| return -ERANGE; |
| } |
| } |
| |
| if (!(fb = *pfb = kzalloc(sizeof(*fb), GFP_KERNEL))) |
| return -ENOMEM; |
| |
| drm_helper_mode_fill_fb_struct(dev, fb, mode_cmd); |
| fb->obj[0] = gem; |
| |
| ret = drm_framebuffer_init(dev, fb, &nouveau_framebuffer_funcs); |
| if (ret) |
| kfree(fb); |
| return ret; |
| } |
| |
| struct drm_framebuffer * |
| nouveau_user_framebuffer_create(struct drm_device *dev, |
| struct drm_file *file_priv, |
| const struct drm_mode_fb_cmd2 *mode_cmd) |
| { |
| struct drm_framebuffer *fb; |
| struct drm_gem_object *gem; |
| int ret; |
| |
| gem = drm_gem_object_lookup(file_priv, mode_cmd->handles[0]); |
| if (!gem) |
| return ERR_PTR(-ENOENT); |
| |
| ret = nouveau_framebuffer_new(dev, mode_cmd, gem, &fb); |
| if (ret == 0) |
| return fb; |
| |
| drm_gem_object_put(gem); |
| return ERR_PTR(ret); |
| } |
| |
| static const struct drm_mode_config_funcs nouveau_mode_config_funcs = { |
| .fb_create = nouveau_user_framebuffer_create, |
| .output_poll_changed = nouveau_fbcon_output_poll_changed, |
| }; |
| |
| |
| struct nouveau_drm_prop_enum_list { |
| u8 gen_mask; |
| int type; |
| char *name; |
| }; |
| |
| static struct nouveau_drm_prop_enum_list underscan[] = { |
| { 6, UNDERSCAN_AUTO, "auto" }, |
| { 6, UNDERSCAN_OFF, "off" }, |
| { 6, UNDERSCAN_ON, "on" }, |
| {} |
| }; |
| |
| static struct nouveau_drm_prop_enum_list dither_mode[] = { |
| { 7, DITHERING_MODE_AUTO, "auto" }, |
| { 7, DITHERING_MODE_OFF, "off" }, |
| { 1, DITHERING_MODE_ON, "on" }, |
| { 6, DITHERING_MODE_STATIC2X2, "static 2x2" }, |
| { 6, DITHERING_MODE_DYNAMIC2X2, "dynamic 2x2" }, |
| { 4, DITHERING_MODE_TEMPORAL, "temporal" }, |
| {} |
| }; |
| |
| static struct nouveau_drm_prop_enum_list dither_depth[] = { |
| { 6, DITHERING_DEPTH_AUTO, "auto" }, |
| { 6, DITHERING_DEPTH_6BPC, "6 bpc" }, |
| { 6, DITHERING_DEPTH_8BPC, "8 bpc" }, |
| {} |
| }; |
| |
| #define PROP_ENUM(p,gen,n,list) do { \ |
| struct nouveau_drm_prop_enum_list *l = (list); \ |
| int c = 0; \ |
| while (l->gen_mask) { \ |
| if (l->gen_mask & (1 << (gen))) \ |
| c++; \ |
| l++; \ |
| } \ |
| if (c) { \ |
| p = drm_property_create(dev, DRM_MODE_PROP_ENUM, n, c); \ |
| l = (list); \ |
| while (p && l->gen_mask) { \ |
| if (l->gen_mask & (1 << (gen))) { \ |
| drm_property_add_enum(p, l->type, l->name); \ |
| } \ |
| l++; \ |
| } \ |
| } \ |
| } while(0) |
| |
| void |
| nouveau_display_hpd_resume(struct drm_device *dev) |
| { |
| struct nouveau_drm *drm = nouveau_drm(dev); |
| |
| mutex_lock(&drm->hpd_lock); |
| drm->hpd_pending = ~0; |
| mutex_unlock(&drm->hpd_lock); |
| |
| schedule_work(&drm->hpd_work); |
| } |
| |
| static void |
| nouveau_display_hpd_work(struct work_struct *work) |
| { |
| struct nouveau_drm *drm = container_of(work, typeof(*drm), hpd_work); |
| struct drm_device *dev = drm->dev; |
| struct drm_connector *connector; |
| struct drm_connector_list_iter conn_iter; |
| u32 pending; |
| bool changed = false; |
| |
| pm_runtime_get_sync(dev->dev); |
| |
| mutex_lock(&drm->hpd_lock); |
| pending = drm->hpd_pending; |
| drm->hpd_pending = 0; |
| mutex_unlock(&drm->hpd_lock); |
| |
| /* Nothing to do, exit early without updating the last busy counter */ |
| if (!pending) |
| goto noop; |
| |
| mutex_lock(&dev->mode_config.mutex); |
| drm_connector_list_iter_begin(dev, &conn_iter); |
| |
| nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) { |
| enum drm_connector_status old_status = connector->status; |
| u64 old_epoch_counter = connector->epoch_counter; |
| |
| if (!(pending & drm_connector_mask(connector))) |
| continue; |
| |
| connector->status = drm_helper_probe_detect(connector, NULL, |
| false); |
| if (old_epoch_counter == connector->epoch_counter) |
| continue; |
| |
| changed = true; |
| drm_dbg_kms(dev, "[CONNECTOR:%d:%s] status updated from %s to %s (epoch counter %llu->%llu)\n", |
| connector->base.id, connector->name, |
| drm_get_connector_status_name(old_status), |
| drm_get_connector_status_name(connector->status), |
| old_epoch_counter, connector->epoch_counter); |
| } |
| |
| drm_connector_list_iter_end(&conn_iter); |
| mutex_unlock(&dev->mode_config.mutex); |
| |
| if (changed) |
| drm_kms_helper_hotplug_event(dev); |
| |
| pm_runtime_mark_last_busy(drm->dev->dev); |
| noop: |
| pm_runtime_put_sync(drm->dev->dev); |
| } |
| |
| #ifdef CONFIG_ACPI |
| |
| static int |
| nouveau_display_acpi_ntfy(struct notifier_block *nb, unsigned long val, |
| void *data) |
| { |
| struct nouveau_drm *drm = container_of(nb, typeof(*drm), acpi_nb); |
| struct acpi_bus_event *info = data; |
| int ret; |
| |
| if (!strcmp(info->device_class, ACPI_VIDEO_CLASS)) { |
| if (info->type == ACPI_VIDEO_NOTIFY_PROBE) { |
| ret = pm_runtime_get(drm->dev->dev); |
| if (ret == 1 || ret == -EACCES) { |
| /* If the GPU is already awake, or in a state |
| * where we can't wake it up, it can handle |
| * it's own hotplug events. |
| */ |
| pm_runtime_put_autosuspend(drm->dev->dev); |
| } else if (ret == 0) { |
| /* We've started resuming the GPU already, so |
| * it will handle scheduling a full reprobe |
| * itself |
| */ |
| NV_DEBUG(drm, "ACPI requested connector reprobe\n"); |
| pm_runtime_put_noidle(drm->dev->dev); |
| } else { |
| NV_WARN(drm, "Dropped ACPI reprobe event due to RPM error: %d\n", |
| ret); |
| } |
| |
| /* acpi-video should not generate keypresses for this */ |
| return NOTIFY_BAD; |
| } |
| } |
| |
| return NOTIFY_DONE; |
| } |
| #endif |
| |
| int |
| nouveau_display_init(struct drm_device *dev, bool resume, bool runtime) |
| { |
| struct nouveau_display *disp = nouveau_display(dev); |
| struct drm_connector *connector; |
| struct drm_connector_list_iter conn_iter; |
| int ret; |
| |
| /* |
| * Enable hotplug interrupts (done as early as possible, since we need |
| * them for MST) |
| */ |
| drm_connector_list_iter_begin(dev, &conn_iter); |
| nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) { |
| struct nouveau_connector *conn = nouveau_connector(connector); |
| nvif_notify_get(&conn->hpd); |
| } |
| drm_connector_list_iter_end(&conn_iter); |
| |
| ret = disp->init(dev, resume, runtime); |
| if (ret) |
| return ret; |
| |
| /* enable connector detection and polling for connectors without HPD |
| * support |
| */ |
| drm_kms_helper_poll_enable(dev); |
| |
| return ret; |
| } |
| |
| void |
| nouveau_display_fini(struct drm_device *dev, bool suspend, bool runtime) |
| { |
| struct nouveau_display *disp = nouveau_display(dev); |
| struct nouveau_drm *drm = nouveau_drm(dev); |
| struct drm_connector *connector; |
| struct drm_connector_list_iter conn_iter; |
| |
| if (!suspend) { |
| if (drm_drv_uses_atomic_modeset(dev)) |
| drm_atomic_helper_shutdown(dev); |
| else |
| drm_helper_force_disable_all(dev); |
| } |
| |
| /* disable hotplug interrupts */ |
| drm_connector_list_iter_begin(dev, &conn_iter); |
| nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) { |
| struct nouveau_connector *conn = nouveau_connector(connector); |
| nvif_notify_put(&conn->hpd); |
| } |
| drm_connector_list_iter_end(&conn_iter); |
| |
| if (!runtime) |
| cancel_work_sync(&drm->hpd_work); |
| |
| drm_kms_helper_poll_disable(dev); |
| disp->fini(dev, runtime, suspend); |
| } |
| |
| static void |
| nouveau_display_create_properties(struct drm_device *dev) |
| { |
| struct nouveau_display *disp = nouveau_display(dev); |
| int gen; |
| |
| if (disp->disp.object.oclass < NV50_DISP) |
| gen = 0; |
| else |
| if (disp->disp.object.oclass < GF110_DISP) |
| gen = 1; |
| else |
| gen = 2; |
| |
| PROP_ENUM(disp->dithering_mode, gen, "dithering mode", dither_mode); |
| PROP_ENUM(disp->dithering_depth, gen, "dithering depth", dither_depth); |
| PROP_ENUM(disp->underscan_property, gen, "underscan", underscan); |
| |
| disp->underscan_hborder_property = |
| drm_property_create_range(dev, 0, "underscan hborder", 0, 128); |
| |
| disp->underscan_vborder_property = |
| drm_property_create_range(dev, 0, "underscan vborder", 0, 128); |
| |
| if (gen < 1) |
| return; |
| |
| /* -90..+90 */ |
| disp->vibrant_hue_property = |
| drm_property_create_range(dev, 0, "vibrant hue", 0, 180); |
| |
| /* -100..+100 */ |
| disp->color_vibrance_property = |
| drm_property_create_range(dev, 0, "color vibrance", 0, 200); |
| } |
| |
| int |
| nouveau_display_create(struct drm_device *dev) |
| { |
| struct nouveau_drm *drm = nouveau_drm(dev); |
| struct nvkm_device *device = nvxx_device(&drm->client.device); |
| struct nouveau_display *disp; |
| int ret; |
| |
| disp = drm->display = kzalloc(sizeof(*disp), GFP_KERNEL); |
| if (!disp) |
| return -ENOMEM; |
| |
| drm_mode_config_init(dev); |
| drm_mode_create_scaling_mode_property(dev); |
| drm_mode_create_dvi_i_properties(dev); |
| |
| dev->mode_config.funcs = &nouveau_mode_config_funcs; |
| dev->mode_config.fb_base = device->func->resource_addr(device, 1); |
| |
| dev->mode_config.min_width = 0; |
| dev->mode_config.min_height = 0; |
| if (drm->client.device.info.family < NV_DEVICE_INFO_V0_CELSIUS) { |
| dev->mode_config.max_width = 2048; |
| dev->mode_config.max_height = 2048; |
| } else |
| if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA) { |
| dev->mode_config.max_width = 4096; |
| dev->mode_config.max_height = 4096; |
| } else |
| if (drm->client.device.info.family < NV_DEVICE_INFO_V0_FERMI) { |
| dev->mode_config.max_width = 8192; |
| dev->mode_config.max_height = 8192; |
| } else { |
| dev->mode_config.max_width = 16384; |
| dev->mode_config.max_height = 16384; |
| } |
| |
| dev->mode_config.preferred_depth = 24; |
| dev->mode_config.prefer_shadow = 1; |
| |
| if (drm->client.device.info.chipset < 0x11) |
| dev->mode_config.async_page_flip = false; |
| else |
| dev->mode_config.async_page_flip = true; |
| |
| drm_kms_helper_poll_init(dev); |
| drm_kms_helper_poll_disable(dev); |
| |
| if (nouveau_modeset != 2 && drm->vbios.dcb.entries) { |
| ret = nvif_disp_ctor(&drm->client.device, "kmsDisp", 0, |
| &disp->disp); |
| if (ret == 0) { |
| nouveau_display_create_properties(dev); |
| if (disp->disp.object.oclass < NV50_DISP) |
| ret = nv04_display_create(dev); |
| else |
| ret = nv50_display_create(dev); |
| } |
| } else { |
| ret = 0; |
| } |
| |
| if (ret) |
| goto disp_create_err; |
| |
| drm_mode_config_reset(dev); |
| |
| if (dev->mode_config.num_crtc) { |
| ret = drm_vblank_init(dev, dev->mode_config.num_crtc); |
| if (ret) |
| goto vblank_err; |
| |
| if (disp->disp.object.oclass >= NV50_DISP) |
| nv50_crc_init(dev); |
| } |
| |
| INIT_WORK(&drm->hpd_work, nouveau_display_hpd_work); |
| mutex_init(&drm->hpd_lock); |
| #ifdef CONFIG_ACPI |
| drm->acpi_nb.notifier_call = nouveau_display_acpi_ntfy; |
| register_acpi_notifier(&drm->acpi_nb); |
| #endif |
| |
| return 0; |
| |
| vblank_err: |
| disp->dtor(dev); |
| disp_create_err: |
| drm_kms_helper_poll_fini(dev); |
| drm_mode_config_cleanup(dev); |
| return ret; |
| } |
| |
| void |
| nouveau_display_destroy(struct drm_device *dev) |
| { |
| struct nouveau_display *disp = nouveau_display(dev); |
| struct nouveau_drm *drm = nouveau_drm(dev); |
| |
| #ifdef CONFIG_ACPI |
| unregister_acpi_notifier(&drm->acpi_nb); |
| #endif |
| |
| drm_kms_helper_poll_fini(dev); |
| drm_mode_config_cleanup(dev); |
| |
| if (disp->dtor) |
| disp->dtor(dev); |
| |
| nvif_disp_dtor(&disp->disp); |
| |
| nouveau_drm(dev)->display = NULL; |
| mutex_destroy(&drm->hpd_lock); |
| kfree(disp); |
| } |
| |
| int |
| nouveau_display_suspend(struct drm_device *dev, bool runtime) |
| { |
| struct nouveau_display *disp = nouveau_display(dev); |
| |
| if (drm_drv_uses_atomic_modeset(dev)) { |
| if (!runtime) { |
| disp->suspend = drm_atomic_helper_suspend(dev); |
| if (IS_ERR(disp->suspend)) { |
| int ret = PTR_ERR(disp->suspend); |
| disp->suspend = NULL; |
| return ret; |
| } |
| } |
| } |
| |
| nouveau_display_fini(dev, true, runtime); |
| return 0; |
| } |
| |
| void |
| nouveau_display_resume(struct drm_device *dev, bool runtime) |
| { |
| struct nouveau_display *disp = nouveau_display(dev); |
| |
| nouveau_display_init(dev, true, runtime); |
| |
| if (drm_drv_uses_atomic_modeset(dev)) { |
| if (disp->suspend) { |
| drm_atomic_helper_resume(dev, disp->suspend); |
| disp->suspend = NULL; |
| } |
| return; |
| } |
| } |
| |
| int |
| nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev, |
| struct drm_mode_create_dumb *args) |
| { |
| struct nouveau_cli *cli = nouveau_cli(file_priv); |
| struct nouveau_bo *bo; |
| uint32_t domain; |
| int ret; |
| |
| args->pitch = roundup(args->width * (args->bpp / 8), 256); |
| args->size = args->pitch * args->height; |
| args->size = roundup(args->size, PAGE_SIZE); |
| |
| /* Use VRAM if there is any ; otherwise fallback to system memory */ |
| if (nouveau_drm(dev)->client.device.info.ram_size != 0) |
| domain = NOUVEAU_GEM_DOMAIN_VRAM; |
| else |
| domain = NOUVEAU_GEM_DOMAIN_GART; |
| |
| ret = nouveau_gem_new(cli, args->size, 0, domain, 0, 0, &bo); |
| if (ret) |
| return ret; |
| |
| ret = drm_gem_handle_create(file_priv, &bo->bo.base, &args->handle); |
| drm_gem_object_put(&bo->bo.base); |
| return ret; |
| } |