Release 4.7 drivers/gpu/drm/nouveau/nouveau_fbcon.c

/*
 * Copyright © 2007 David Airlie
 *
 * 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 AUTHORS OR COPYRIGHT HOLDERS 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.
 *
 * Authors:
 *     David Airlie
 */

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/mm.h>
#include <linux/tty.h>
#include <linux/sysrq.h>
#include <linux/delay.h>
#include <linux/fb.h>
#include <linux/init.h>
#include <linux/screen_info.h>
#include <linux/vga_switcheroo.h>
#include <linux/console.h>

#include <drm/drmP.h>
#include <drm/drm_crtc.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_fb_helper.h>

#include "nouveau_drv.h"
#include "nouveau_gem.h"
#include "nouveau_bo.h"
#include "nouveau_fbcon.h"
#include "nouveau_chan.h"

#include "nouveau_crtc.h"

MODULE_PARM_DESC(nofbaccel, "Disable fbcon acceleration");

int nouveau_nofbaccel = 0;
module_param_named(nofbaccel, nouveau_nofbaccel, int, 0400);


static void

nouveau_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
{
	struct nouveau_fbdev *fbcon = info->par;
	struct nouveau_drm *drm = nouveau_drm(fbcon->dev);
	struct nvif_device *device = &drm->device;
	int ret;

	if (info->state != FBINFO_STATE_RUNNING)
		return;

	ret = -ENODEV;
	if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) &&
	    mutex_trylock(&drm->client.mutex)) {
		if (device->info.family < NV_DEVICE_INFO_V0_TESLA)
			ret = nv04_fbcon_fillrect(info, rect);
		else
		if (device->info.family < NV_DEVICE_INFO_V0_FERMI)
			ret = nv50_fbcon_fillrect(info, rect);
		else
			ret = nvc0_fbcon_fillrect(info, rect);
		mutex_unlock(&drm->client.mutex);
	}

	if (ret == 0)
		return;

	if (ret != -ENODEV)
		nouveau_fbcon_gpu_lockup(info);
	drm_fb_helper_cfb_fillrect(info, rect);
}

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static void

nouveau_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *image)
{
	struct nouveau_fbdev *fbcon = info->par;
	struct nouveau_drm *drm = nouveau_drm(fbcon->dev);
	struct nvif_device *device = &drm->device;
	int ret;

	if (info->state != FBINFO_STATE_RUNNING)
		return;

	ret = -ENODEV;
	if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) &&
	    mutex_trylock(&drm->client.mutex)) {
		if (device->info.family < NV_DEVICE_INFO_V0_TESLA)
			ret = nv04_fbcon_copyarea(info, image);
		else
		if (device->info.family < NV_DEVICE_INFO_V0_FERMI)
			ret = nv50_fbcon_copyarea(info, image);
		else
			ret = nvc0_fbcon_copyarea(info, image);
		mutex_unlock(&drm->client.mutex);
	}

	if (ret == 0)
		return;

	if (ret != -ENODEV)
		nouveau_fbcon_gpu_lockup(info);
	drm_fb_helper_cfb_copyarea(info, image);
}

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static void

nouveau_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
{
	struct nouveau_fbdev *fbcon = info->par;
	struct nouveau_drm *drm = nouveau_drm(fbcon->dev);
	struct nvif_device *device = &drm->device;
	int ret;

	if (info->state != FBINFO_STATE_RUNNING)
		return;

	ret = -ENODEV;
	if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) &&
	    mutex_trylock(&drm->client.mutex)) {
		if (device->info.family < NV_DEVICE_INFO_V0_TESLA)
			ret = nv04_fbcon_imageblit(info, image);
		else
		if (device->info.family < NV_DEVICE_INFO_V0_FERMI)
			ret = nv50_fbcon_imageblit(info, image);
		else
			ret = nvc0_fbcon_imageblit(info, image);
		mutex_unlock(&drm->client.mutex);
	}

	if (ret == 0)
		return;

	if (ret != -ENODEV)
		nouveau_fbcon_gpu_lockup(info);
	drm_fb_helper_cfb_imageblit(info, image);
}

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static int

nouveau_fbcon_sync(struct fb_info *info)
{
	struct nouveau_fbdev *fbcon = info->par;
	struct nouveau_drm *drm = nouveau_drm(fbcon->dev);
	struct nouveau_channel *chan = drm->channel;
	int ret;

	if (!chan || !chan->accel_done || in_interrupt() ||
	    info->state != FBINFO_STATE_RUNNING ||
	    info->flags & FBINFO_HWACCEL_DISABLED)
		return 0;

	if (!mutex_trylock(&drm->client.mutex))
		return 0;

	ret = nouveau_channel_idle(chan);
	mutex_unlock(&drm->client.mutex);
	if (ret) {
		nouveau_fbcon_gpu_lockup(info);
		return 0;
	}

	chan->accel_done = false;
	return 0;
}

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1
10.00%
dave airlie
dave airlie
1
0.78%
1
10.00%
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128
100.00%
10
100.00%


static int

nouveau_fbcon_open(struct fb_info *info, int user)
{
	struct nouveau_fbdev *fbcon = info->par;
	struct nouveau_drm *drm = nouveau_drm(fbcon->dev);
	int ret = pm_runtime_get_sync(drm->dev->dev);
	if (ret < 0 && ret != -EACCES)
		return ret;
	return 0;
}

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static int

nouveau_fbcon_release(struct fb_info *info, int user)
{
	struct nouveau_fbdev *fbcon = info->par;
	struct nouveau_drm *drm = nouveau_drm(fbcon->dev);
	pm_runtime_put(drm->dev->dev);
	return 0;
}

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static struct fb_ops nouveau_fbcon_ops = {
	.owner = THIS_MODULE,
	.fb_open = nouveau_fbcon_open,
	.fb_release = nouveau_fbcon_release,
	.fb_check_var = drm_fb_helper_check_var,
	.fb_set_par = drm_fb_helper_set_par,
	.fb_fillrect = nouveau_fbcon_fillrect,
	.fb_copyarea = nouveau_fbcon_copyarea,
	.fb_imageblit = nouveau_fbcon_imageblit,
	.fb_sync = nouveau_fbcon_sync,
	.fb_pan_display = drm_fb_helper_pan_display,
	.fb_blank = drm_fb_helper_blank,
	.fb_setcmap = drm_fb_helper_setcmap,
	.fb_debug_enter = drm_fb_helper_debug_enter,
	.fb_debug_leave = drm_fb_helper_debug_leave,
};


static struct fb_ops nouveau_fbcon_sw_ops = {
	.owner = THIS_MODULE,
	.fb_open = nouveau_fbcon_open,
	.fb_release = nouveau_fbcon_release,
	.fb_check_var = drm_fb_helper_check_var,
	.fb_set_par = drm_fb_helper_set_par,
	.fb_fillrect = drm_fb_helper_cfb_fillrect,
	.fb_copyarea = drm_fb_helper_cfb_copyarea,
	.fb_imageblit = drm_fb_helper_cfb_imageblit,
	.fb_pan_display = drm_fb_helper_pan_display,
	.fb_blank = drm_fb_helper_blank,
	.fb_setcmap = drm_fb_helper_setcmap,
	.fb_debug_enter = drm_fb_helper_debug_enter,
	.fb_debug_leave = drm_fb_helper_debug_leave,
};


void

nouveau_fbcon_accel_save_disable(struct drm_device *dev)
{
	struct nouveau_drm *drm = nouveau_drm(dev);
	if (drm->fbcon) {
		drm->fbcon->saved_flags = drm->fbcon->helper.fbdev->flags;
		drm->fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED;
	}
}

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void

nouveau_fbcon_accel_restore(struct drm_device *dev)
{
	struct nouveau_drm *drm = nouveau_drm(dev);
	if (drm->fbcon) {
		drm->fbcon->helper.fbdev->flags = drm->fbcon->saved_flags;
	}
}

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static void

nouveau_fbcon_accel_fini(struct drm_device *dev)
{
	struct nouveau_drm *drm = nouveau_drm(dev);
	struct nouveau_fbdev *fbcon = drm->fbcon;
	if (fbcon && drm->channel) {
		console_lock();
		fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED;
		console_unlock();
		nouveau_channel_idle(drm->channel);
		nvif_object_fini(&fbcon->twod);
		nvif_object_fini(&fbcon->blit);
		nvif_object_fini(&fbcon->gdi);
		nvif_object_fini(&fbcon->patt);
		nvif_object_fini(&fbcon->rop);
		nvif_object_fini(&fbcon->clip);
		nvif_object_fini(&fbcon->surf2d);
	}
}

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static void

nouveau_fbcon_accel_init(struct drm_device *dev)
{
	struct nouveau_drm *drm = nouveau_drm(dev);
	struct nouveau_fbdev *fbcon = drm->fbcon;
	struct fb_info *info = fbcon->helper.fbdev;
	int ret;

	if (drm->device.info.family < NV_DEVICE_INFO_V0_TESLA)
		ret = nv04_fbcon_accel_init(info);
	else
	if (drm->device.info.family < NV_DEVICE_INFO_V0_FERMI)
		ret = nv50_fbcon_accel_init(info);
	else
		ret = nvc0_fbcon_accel_init(info);

	if (ret == 0)
		info->fbops = &nouveau_fbcon_ops;
}

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static void nouveau_fbcon_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
				    u16 blue, int regno)
{
	struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);

	nv_crtc->lut.r[regno] = red;
	nv_crtc->lut.g[regno] = green;
	nv_crtc->lut.b[regno] = blue;
}

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static void nouveau_fbcon_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
				    u16 *blue, int regno)
{
	struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);

	*red = nv_crtc->lut.r[regno];
	*green = nv_crtc->lut.g[regno];
	*blue = nv_crtc->lut.b[regno];
}

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static void

nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *fbcon)
{
	struct fb_info *info = fbcon->helper.fbdev;
	struct fb_fillrect rect;

	/* Clear the entire fbcon.  The drm will program every connector
         * with it's preferred mode.  If the sizes differ, one display will
         * quite likely have garbage around the console.
         */
	rect.dx = rect.dy = 0;
	rect.width = info->var.xres_virtual;
	rect.height = info->var.yres_virtual;
	rect.color = 0;
	rect.rop = ROP_COPY;
	info->fbops->fb_fillrect(info, &rect);
}

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static int

nouveau_fbcon_create(struct drm_fb_helper *helper,
		     struct drm_fb_helper_surface_size *sizes)
{
	struct nouveau_fbdev *fbcon =
		container_of(helper, struct nouveau_fbdev, helper);
	struct drm_device *dev = fbcon->dev;
	struct nouveau_drm *drm = nouveau_drm(dev);
	struct nvif_device *device = &drm->device;
	struct fb_info *info;
	struct drm_framebuffer *fb;
	struct nouveau_framebuffer *nouveau_fb;
	struct nouveau_channel *chan;
	struct nouveau_bo *nvbo;
	struct drm_mode_fb_cmd2 mode_cmd;
	int size, ret;

	mode_cmd.width = sizes->surface_width;
	mode_cmd.height = sizes->surface_height;

	mode_cmd.pitches[0] = mode_cmd.width * (sizes->surface_bpp >> 3);
	mode_cmd.pitches[0] = roundup(mode_cmd.pitches[0], 256);

	mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
							  sizes->surface_depth);

	size = mode_cmd.pitches[0] * mode_cmd.height;
	size = roundup(size, PAGE_SIZE);

	ret = nouveau_gem_new(dev, size, 0, NOUVEAU_GEM_DOMAIN_VRAM,
			      0, 0x0000, &nvbo);
	if (ret) {
		NV_ERROR(drm, "failed to allocate framebuffer\n");
		goto out;
	}

	ret = nouveau_bo_pin(nvbo, TTM_PL_FLAG_VRAM, false);
	if (ret) {
		NV_ERROR(drm, "failed to pin fb: %d\n", ret);
		goto out_unref;
	}

	ret = nouveau_bo_map(nvbo);
	if (ret) {
		NV_ERROR(drm, "failed to map fb: %d\n", ret);
		goto out_unpin;
	}

	chan = nouveau_nofbaccel ? NULL : drm->channel;
	if (chan && device->info.family >= NV_DEVICE_INFO_V0_TESLA) {
		ret = nouveau_bo_vma_add(nvbo, drm->client.vm,
					&fbcon->nouveau_fb.vma);
		if (ret) {
			NV_ERROR(drm, "failed to map fb into chan: %d\n", ret);
			chan = NULL;
		}
	}

	info = drm_fb_helper_alloc_fbi(helper);
	if (IS_ERR(info)) {
		ret = PTR_ERR(info);
		goto out_unlock;
	}
	info->skip_vt_switch = 1;

	info->par = fbcon;

	nouveau_framebuffer_init(dev, &fbcon->nouveau_fb, &mode_cmd, nvbo);

	nouveau_fb = &fbcon->nouveau_fb;
	fb = &nouveau_fb->base;

	/* setup helper */
	fbcon->helper.fb = fb;

	strcpy(info->fix.id, "nouveaufb");
	if (!chan)
		info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_DISABLED;
	else
		info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_COPYAREA |
			      FBINFO_HWACCEL_FILLRECT |
			      FBINFO_HWACCEL_IMAGEBLIT;
	info->flags |= FBINFO_CAN_FORCE_OUTPUT;
	info->fbops = &nouveau_fbcon_sw_ops;
	info->fix.smem_start = nvbo->bo.mem.bus.base +
			       nvbo->bo.mem.bus.offset;
	info->fix.smem_len = size;

	info->screen_base = nvbo_kmap_obj_iovirtual(nouveau_fb->nvbo);
	info->screen_size = size;

	drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth);
	drm_fb_helper_fill_var(info, &fbcon->helper, sizes->fb_width, sizes->fb_height);

	/* Use default scratch pixmap (info->pixmap.flags = FB_PIXMAP_SYSTEM) */

	if (chan)
		nouveau_fbcon_accel_init(dev);
	nouveau_fbcon_zfill(dev, fbcon);

	/* To allow resizeing without swapping buffers */
	NV_INFO(drm, "allocated %dx%d fb: 0x%llx, bo %p\n",
		nouveau_fb->base.width, nouveau_fb->base.height,
		nvbo->bo.offset, nvbo);

	vga_switcheroo_client_fb_set(dev->pdev, info);
	return 0;

out_unlock:
	if (chan)
		nouveau_bo_vma_del(nvbo, &fbcon->nouveau_fb.vma);
	nouveau_bo_unmap(nvbo);
out_unpin:
	nouveau_bo_unpin(nvbo);
out_unref:
	nouveau_bo_ref(NULL, &nvbo);
out:
	return ret;
}

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4
12.90%
maarten lankhorst
maarten lankhorst
50
7.68%
3
9.68%
jesse barnes
jesse barnes
34
5.22%
2
6.45%
marcin koscielnicki
marcin koscielnicki
12
1.84%
1
3.23%
daniel vetter
daniel vetter
11
1.69%
1
3.23%
archit taneja
archit taneja
9
1.38%
1
3.23%
fabian frederick
fabian frederick
6
0.92%
1
3.23%
ville syrjala
ville syrjala
4
0.61%
1
3.23%
maarten maathuis
maarten maathuis
2
0.31%
1
3.23%
alex deucher
alex deucher
1
0.15%
1
3.23%
sascha hauer
sascha hauer
1
0.15%
1
3.23%
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651
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31
100.00%


void

nouveau_fbcon_output_poll_changed(struct drm_device *dev)
{
	struct nouveau_drm *drm = nouveau_drm(dev);
	if (drm->fbcon)
		drm_fb_helper_hotplug_event(&drm->fbcon->helper);
}

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19.44%
2
28.57%
maarten lankhorst
maarten lankhorst
6
16.67%
1
14.29%
Total
36
100.00%
7
100.00%


static int

nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *fbcon)
{
	struct nouveau_framebuffer *nouveau_fb = &fbcon->nouveau_fb;

	drm_fb_helper_unregister_fbi(&fbcon->helper);
	drm_fb_helper_release_fbi(&fbcon->helper);

	if (nouveau_fb->nvbo) {
		nouveau_bo_unmap(nouveau_fb->nvbo);
		nouveau_bo_vma_del(nouveau_fb->nvbo, &nouveau_fb->vma);
		nouveau_bo_unpin(nouveau_fb->nvbo);
		drm_gem_object_unreference_unlocked(&nouveau_fb->nvbo->gem);
		nouveau_fb->nvbo = NULL;
	}
	drm_fb_helper_fini(&fbcon->helper);
	drm_framebuffer_unregister_private(&nouveau_fb->base);
	drm_framebuffer_cleanup(&nouveau_fb->base);
	return 0;
}

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daniel vetter
8
6.72%
1
8.33%
maarten lankhorst
maarten lankhorst
7
5.88%
1
8.33%
archit taneja
archit taneja
6
5.04%
1
8.33%
david herrmann
david herrmann
1
0.84%
1
8.33%
francisco jerez
francisco jerez
1
0.84%
1
8.33%
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luca barbieri
1
0.84%
1
8.33%
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100.00%



void nouveau_fbcon_gpu_lockup(struct fb_info *info)
{
	struct nouveau_fbdev *fbcon = info->par;
	struct nouveau_drm *drm = nouveau_drm(fbcon->dev);

	NV_ERROR(drm, "GPU lockup - switching to software fbcon\n");
	info->flags |= FBINFO_HWACCEL_DISABLED;
}

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50.00%
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2.27%
1
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static const struct drm_fb_helper_funcs nouveau_fbcon_helper_funcs = {
	.gamma_set = nouveau_fbcon_gamma_set,
	.gamma_get = nouveau_fbcon_gamma_get,
	.fb_probe = nouveau_fbcon_create,
};


void

nouveau_fbcon_set_suspend(struct drm_device *dev, int state)
{
	struct nouveau_drm *drm = nouveau_drm(dev);
	if (drm->fbcon) {
		console_lock();
		if (state == FBINFO_STATE_RUNNING)
			nouveau_fbcon_accel_restore(dev);
		drm_fb_helper_set_suspend(&drm->fbcon->helper, state);
		if (state != FBINFO_STATE_RUNNING)
			nouveau_fbcon_accel_save_disable(dev);
		console_unlock();
	}
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
ben skeggs
ben skeggs
58
81.69%
1
33.33%
maarten lankhorst
maarten lankhorst
11
15.49%
1
33.33%
archit taneja
archit taneja
2
2.82%
1
33.33%
Total
71
100.00%
3
100.00%


int

nouveau_fbcon_init(struct drm_device *dev)
{
	struct nouveau_drm *drm = nouveau_drm(dev);
	struct nouveau_fbdev *fbcon;
	int preferred_bpp;
	int ret;

	if (!dev->mode_config.num_crtc ||
	    (dev->pdev->class >> 8) != PCI_CLASS_DISPLAY_VGA)
		return 0;

	fbcon = kzalloc(sizeof(struct nouveau_fbdev), GFP_KERNEL);
	if (!fbcon)
		return -ENOMEM;

	fbcon->dev = dev;
	drm->fbcon = fbcon;

	drm_fb_helper_prepare(dev, &fbcon->helper, &nouveau_fbcon_helper_funcs);

	ret = drm_fb_helper_init(dev, &fbcon->helper,
				 dev->mode_config.num_crtc, 4);
	if (ret)
		goto free;

	ret = drm_fb_helper_single_add_all_connectors(&fbcon->helper);
	if (ret)
		goto fini;

	if (drm->device.info.ram_size <= 32 * 1024 * 1024)
		preferred_bpp = 8;
	else
	if (drm->device.info.ram_size <= 64 * 1024 * 1024)
		preferred_bpp = 16;
	else
		preferred_bpp = 32;

	/* disable all the possible outputs/crtcs before entering KMS mode */
	drm_helper_disable_unused_functions(dev);

	ret = drm_fb_helper_initial_config(&fbcon->helper, preferred_bpp);
	if (ret)
		goto fini;

	if (fbcon->helper.fbdev)
		fbcon->helper.fbdev->pixmap.buf_align = 4;
	return 0;

fini:
	drm_fb_helper_fini(&fbcon->helper);
free:
	kfree(fbcon);
	return ret;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
dave airlie
dave airlie
80
30.77%
4
22.22%
ben skeggs
ben skeggs
72
27.69%
7
38.89%
thierry reding
thierry reding
47
18.08%
2
11.11%
marcin slusarz
marcin slusarz
36
13.85%
1
5.56%
chris wilson
chris wilson
10
3.85%
1
5.56%
dmitrii tcvetkov
dmitrii tcvetkov
8
3.08%
1
5.56%
daniel vetter
daniel vetter
6
2.31%
1
5.56%
francisco jerez
francisco jerez
1
0.38%
1
5.56%
Total
260
100.00%
18
100.00%


void

nouveau_fbcon_fini(struct drm_device *dev)
{
	struct nouveau_drm *drm = nouveau_drm(dev);

	if (!drm->fbcon)
		return;

	nouveau_fbcon_accel_fini(dev);
	nouveau_fbcon_destroy(dev, drm->fbcon);
	kfree(drm->fbcon);
	drm->fbcon = NULL;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
dave airlie
dave airlie
37
67.27%
2
40.00%
ben skeggs
ben skeggs
18
32.73%
3
60.00%
Total
55
100.00%
5
100.00%

Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
ben skeggs
ben skeggs
2106
74.73%
26
40.62%
dave airlie
dave airlie
282
10.01%
7
10.94%
marcin koscielnicki
marcin koscielnicki
90
3.19%
2
3.12%
maarten lankhorst
maarten lankhorst
74
2.63%
4
6.25%
marcin slusarz
marcin slusarz
73
2.59%
2
3.12%
thierry reding
thierry reding
48
1.70%
3
4.69%
jesse barnes
jesse barnes
34
1.21%
2
3.12%
daniel vetter
daniel vetter
26
0.92%
3
4.69%
archit taneja
archit taneja
23
0.82%
1
1.56%
chris ball
chris ball
20
0.71%
1
1.56%
chris wilson
chris wilson
10
0.35%
1
1.56%
dmitrii tcvetkov
dmitrii tcvetkov
8
0.28%
1
1.56%
fabian frederick
fabian frederick
6
0.21%
1
1.56%
david howells
david howells
4
0.14%
1
1.56%
ville syrjala
ville syrjala
4
0.14%
1
1.56%
maarten maathuis
maarten maathuis
2
0.07%
1
1.56%
fengguang wu
fengguang wu
2
0.07%
1
1.56%
francisco jerez
francisco jerez
2
0.07%
2
3.12%
luca barbieri
luca barbieri
1
0.04%
1
1.56%
alex deucher
alex deucher
1
0.04%
1
1.56%
david herrmann
david herrmann
1
0.04%
1
1.56%
sascha hauer
sascha hauer
1
0.04%
1
1.56%
Total
2818
100.00%
64
100.00%
  
Directory: drivers/gpu/drm/nouveau

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