search for: drm_fbdev_client_hotplug

Hi Am 03.07.19 um 21:27 schrieb Noralf Tr?nnes: > > > Den 03.07.2019 10.32, skrev Thomas Zimmermann: >> DRM client buffers are permanently mapped throughout their lifetime. This >> prevents us from using generic framebuffer emulation for devices with >> small dedicated video memory, such as ast or mgag200. With fb buffers >> permanently mapped, such devices

Hi Am 03.07.19 um 21:27 schrieb Noralf Tr?nnes: > > > Den 03.07.2019 10.32, skrev Thomas Zimmermann: >> DRM client buffers are permanently mapped throughout their lifetime. This >> prevents us from using generic framebuffer emulation for devices with >> small dedicated video memory, such as ast or mgag200. With fb buffers >> permanently mapped, such devices

...lper, #endif drm_fb_helper_fill_info(fbi, fb_helper, sizes); - if (fb->funcs->dirty) { + if (fb->funcs->dirty || fb_helper->use_shadow) { struct fb_ops *fbops; void *shadow; @@ -2310,6 +2311,44 @@ static const struct drm_client_funcs drm_fbdev_client_funcs = { .hotplug = drm_fbdev_client_hotplug, }; +static int _drm_fbdev_generic_setup(struct drm_device *dev, unsigned int preferred_bpp, bool use_shadow) +{ + struct drm_fb_helper *fb_helper; + int ret; + + WARN(dev->fb_helper, "fb_helper is already set!\n"); + + if (!drm_fbdev_emulation) + return 0; + + fb_helper = kzalloc(s...

...fb_helper, sizes); > > - if (fb->funcs->dirty) { > + if (fb->funcs->dirty || fb_helper->use_shadow) { > struct fb_ops *fbops; > void *shadow; > > @@ -2310,6 +2311,44 @@ static const struct drm_client_funcs > drm_fbdev_client_funcs = { > .hotplug = drm_fbdev_client_hotplug, > }; > > +static int _drm_fbdev_generic_setup(struct drm_device *dev, unsigned > int preferred_bpp, bool use_shadow) > +{ > + struct drm_fb_helper *fb_helper; > + int ret; > + > + WARN(dev->fb_helper, "fb_helper is already set!\n"); > + > + if (!drm_...

...fb_helper, sizes); > > - if (fb->funcs->dirty) { > + if (fb->funcs->dirty || fb_helper->use_shadow) { > struct fb_ops *fbops; > void *shadow; > > @@ -2310,6 +2311,44 @@ static const struct drm_client_funcs > drm_fbdev_client_funcs = { > .hotplug = drm_fbdev_client_hotplug, > }; > > +static int _drm_fbdev_generic_setup(struct drm_device *dev, unsigned > int preferred_bpp, bool use_shadow) > +{ > + struct drm_fb_helper *fb_helper; > + int ret; > + > + WARN(dev->fb_helper, "fb_helper is already set!\n"); > + > + if (!drm_...

...drm/drm_fb_helper.c:1588 [inline] > __drm_fb_helper_initial_config_and_unlock+0xb56/0x11e0 drivers/gpu/drm/drm_fb_helper.c:1746 > drm_fb_helper_initial_config drivers/gpu/drm/drm_fb_helper.c:1841 [inline] > drm_fb_helper_initial_config drivers/gpu/drm/drm_fb_helper.c:1833 [inline] > drm_fbdev_client_hotplug+0x30f/0x580 drivers/gpu/drm/drm_fb_helper.c:2133 > drm_fbdev_generic_setup drivers/gpu/drm/drm_fb_helper.c:2212 [inline] > drm_fbdev_generic_setup+0x18b/0x295 drivers/gpu/drm/drm_fb_helper.c:2185 > virtio_gpu_probe+0x28f/0x2de drivers/gpu/drm/virtio/virtgpu_drv.c:127 > virtio_dev_pr...

...drm/drm_fb_helper.c:1588 [inline] > __drm_fb_helper_initial_config_and_unlock+0xb56/0x11e0 drivers/gpu/drm/drm_fb_helper.c:1746 > drm_fb_helper_initial_config drivers/gpu/drm/drm_fb_helper.c:1841 [inline] > drm_fb_helper_initial_config drivers/gpu/drm/drm_fb_helper.c:1833 [inline] > drm_fbdev_client_hotplug+0x30f/0x580 drivers/gpu/drm/drm_fb_helper.c:2133 > drm_fbdev_generic_setup drivers/gpu/drm/drm_fb_helper.c:2212 [inline] > drm_fbdev_generic_setup+0x18b/0x295 drivers/gpu/drm/drm_fb_helper.c:2185 > virtio_gpu_probe+0x28f/0x2de drivers/gpu/drm/virtio/virtgpu_drv.c:127 > virtio_dev_pr...

...drm/drm_fb_helper.c:1635 [inline] > __drm_fb_helper_initial_config_and_unlock+0xbc6/0x12d0 drivers/gpu/drm/drm_fb_helper.c:1793 > drm_fb_helper_initial_config drivers/gpu/drm/drm_fb_helper.c:1888 [inline] > drm_fb_helper_initial_config drivers/gpu/drm/drm_fb_helper.c:1880 [inline] > drm_fbdev_client_hotplug+0x2d4/0x580 drivers/gpu/drm/drm_fb_helper.c:2180 > drm_fbdev_generic_setup+0x1c8/0x450 drivers/gpu/drm/drm_fb_helper.c:2262 > virtio_gpu_probe+0x28f/0x2e0 drivers/gpu/drm/virtio/virtgpu_drv.c:127 > virtio_dev_probe+0x445/0x6f0 drivers/virtio/virtio.c:248 > really_probe+0x282/0x9f0 d...

...elper] [ 10.018015] drm_gem_vmap+0x36/0x43 [drm] [ 10.018491] drm_client_framebuffer_create+0xc6/0x1ca [drm] [ 10.019143] drm_fb_helper_generic_probe+0x4c/0x157 [drm_kms_helper] [ 10.019864] __drm_fb_helper_initial_config_and_unlock+0x307/0x442 [drm_kms_helper] [ 10.020739] drm_fbdev_client_hotplug+0xc8/0x115 [drm_kms_helper] [ 10.021442] drm_fbdev_generic_setup+0xc4/0xf1 [drm_kms_helper] [ 10.022120] bochs_pci_probe+0x123/0x143 [bochs_drm] [ 10.022688] local_pci_probe+0x34/0x75 [ 10.023127] pci_device_probe+0xf8/0x150A ... It turns out that the bochs and vbox drivers a...

...elper] [ 10.018015] drm_gem_vmap+0x36/0x43 [drm] [ 10.018491] drm_client_framebuffer_create+0xc6/0x1ca [drm] [ 10.019143] drm_fb_helper_generic_probe+0x4c/0x157 [drm_kms_helper] [ 10.019864] __drm_fb_helper_initial_config_and_unlock+0x307/0x442 [drm_kms_helper] [ 10.020739] drm_fbdev_client_hotplug+0xc8/0x115 [drm_kms_helper] [ 10.021442] drm_fbdev_generic_setup+0xc4/0xf1 [drm_kms_helper] [ 10.022120] bochs_pci_probe+0x123/0x143 [bochs_drm] [ 10.022688] local_pci_probe+0x34/0x75 [ 10.023127] pci_device_probe+0xf8/0x150A ... It turns out that the bochs and vbox drivers a...