From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Herrmann Date: Mon, 24 Jun 2013 22:27:29 +0000 Subject: [RFC 6/6] drm: nouveau: kick out firmware drivers during probe Message-Id: <1372112849-670-7-git-send-email-dh.herrmann@gmail.com> List-Id: References: <1372112849-670-1-git-send-email-dh.herrmann@gmail.com> In-Reply-To: <1372112849-670-1-git-send-email-dh.herrmann@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org, Dave Airlie , linux-fbdev@vger.kernel.org, Stephen Warren , Olof Johansson , David Herrmann Use the new DRM infrastructure to kick out firmware drivers before probing the real driver. Signed-off-by: David Herrmann --- drivers/gpu/drm/nouveau/nouveau_drm.c | 29 ++++++++++++++++++++++------- 1 file changed, 22 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index 383f4e6..418867f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -233,13 +233,11 @@ nouveau_accel_init(struct nouveau_drm *drm) nouveau_bo_move_init(drm); } -static int nouveau_drm_probe(struct pci_dev *pdev, - const struct pci_device_id *pent) +static int nouveau_kick_out_firmware(struct drm_device *dev) { - struct nouveau_device *device; struct apertures_struct *aper; bool boot = false; - int ret; + struct pci_dev *pdev = dev->pdev; /* remove conflicting drivers (vesafb, efifb etc) */ aper = alloc_apertures(3); @@ -265,8 +263,18 @@ static int nouveau_drm_probe(struct pci_dev *pdev, #ifdef CONFIG_X86 boot = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; #endif - remove_conflicting_framebuffers(aper, "nouveaufb", boot); - kfree(aper); + + drm_kick_out_firmware(aper, boot); + dev->apertures = aper; + dev->apert_boot = boot; + return 0; +} + +static int nouveau_drm_probe(struct pci_dev *pdev, + const struct pci_device_id *pent) +{ + struct nouveau_device *device; + int ret; ret = nouveau_device_create(pdev, nouveau_name(pdev), pci_name(pdev), nouveau_config, nouveau_debug, &device); @@ -294,9 +302,13 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags) struct nouveau_drm *drm; int ret; - ret = nouveau_cli_create(pdev, "DRM", sizeof(*drm), (void**)&drm); + ret = nouveau_kick_out_firmware(dev); if (ret) return ret; + + ret = nouveau_cli_create(pdev, "DRM", sizeof(*drm), (void**)&drm); + if (ret) + goto fail_apert; lockdep_set_class(&drm->client.mutex, &drm_client_lock_class_key); dev->dev_private = drm; @@ -392,6 +404,9 @@ fail_ttm: nouveau_vga_fini(drm); fail_device: nouveau_cli_destroy(&drm->client); +fail_apert: + kfree(dev->apertures); + dev->apertures = NULL; return ret; } -- 1.8.3.1