From mboxrd@z Thu Jan 1 00:00:00 1970 From: Guido Guenther Subject: [PATCH]: rivafb, use framebuffer_alloc Date: Sun, 26 Sep 2004 11:27:50 +0200 Sender: linux-fbdev-devel-admin@lists.sourceforge.net Message-ID: <20040926092750.GA3936@bogon.ms20.nix> Reply-To: linux-fbdev-devel@lists.sourceforge.net Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="nFreZHaLTZJo0R7j" Return-path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.11] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1CBet5-0005xS-J1 for linux-fbdev-devel@lists.sourceforge.net; Sun, 26 Sep 2004 12:40:47 -0700 Received: from honk1.physik.uni-konstanz.de ([134.34.140.224]) by sc8-sf-mx1.sourceforge.net with esmtp (TLSv1:DES-CBC3-SHA:168) (Exim 4.41) id 1CBet3-0005Sp-4g for linux-fbdev-devel@lists.sourceforge.net; Sun, 26 Sep 2004 12:40:47 -0700 Content-Disposition: inline Errors-To: linux-fbdev-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: List-Post: List-Help: List-Subscribe: , List-Archive: To: "Antonino A. Daplas" Cc: linux-fbdev-devel@lists.sf.net --nFreZHaLTZJo0R7j Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi, attached patch against 2.6.9-rc2 converts rivafb to use framebuffer_alloc and tries to be more specific about the errors that occure during init. Please apply. Cheers, -- Guido --nFreZHaLTZJo0R7j Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="rivafb-2.6.9-rc2-framebuffer_alloc.diff" --- linux-2.6.9-rc2.orig/drivers/video/riva/fbdev.c 2004-09-15 09:23:42.000000000 +0200 +++ linux-2.6.9-rc2/drivers/video/riva/fbdev.c 2004-09-26 10:57:41.000000000 +0200 @@ -1854,35 +1865,36 @@ { struct riva_par *default_par; struct fb_info *info; + int ret; NVTRACE_ENTER(); assert(pd != NULL); - info = kmalloc(sizeof(struct fb_info), GFP_KERNEL); - if (!info) + ret=pci_enable_device(pd); + if (ret < 0) { + printk(KERN_ERR PFX "cannot enable PCI device\n"); goto err_out; - - default_par = kmalloc(sizeof(struct riva_par), GFP_KERNEL); - if (!default_par) - goto err_out_kfree; - - memset(info, 0, sizeof(struct fb_info)); - memset(default_par, 0, sizeof(struct riva_par)); + } + info = framebuffer_alloc(sizeof(struct riva_par), &pd->dev); + if (!info) { + printk (KERN_ERR PFX "could not allocate memory\n"); + ret = -ENOMEM; + goto err_pci_disable; + } + default_par = info->par; default_par->pdev = pd; info->pixmap.addr = kmalloc(64 * 1024, GFP_KERNEL); - if (info->pixmap.addr == NULL) - goto err_out_kfree1; - memset(info->pixmap.addr, 0, 64 * 1024); - - if (pci_enable_device(pd)) { - printk(KERN_ERR PFX "cannot enable PCI device\n"); - goto err_out_enable; + if (info->pixmap.addr == NULL) { + ret = -ENOMEM; + goto err_release_fb; } + memset(info->pixmap.addr, 0, 64 * 1024); - if (pci_request_regions(pd, "rivafb")) { + ret=pci_request_regions(pd, "rivafb"); + if (ret < 0) { printk(KERN_ERR PFX "cannot request PCI regions\n"); - goto err_out_request; + goto err_free_pixmap; } default_par->riva.Architecture = riva_get_arch(pd); @@ -1896,7 +1908,8 @@ if(default_par->riva.Architecture == 0) { printk(KERN_ERR PFX "unknown NV_ARCH\n"); - goto err_out_kfree1; + ret=-ENODEV; + goto err_release_pci; } if(default_par->riva.Architecture == NV_ARCH_10 || default_par->riva.Architecture == NV_ARCH_20 || @@ -1930,11 +1943,10 @@ rivafb_fix.mmio_len); if (!default_par->ctrl_base) { printk(KERN_ERR PFX "cannot ioremap MMIO base\n"); - goto err_out_free_base0; + ret = -EIO; + goto err_release_pci; } - info->par = default_par; - switch (default_par->riva.Architecture) { case NV_ARCH_03: /* Riva128's PRAMIN is in the "framebuffer" space @@ -1944,7 +1956,8 @@ default_par->riva.PRAMIN = ioremap(rivafb_fix.smem_start + 0x00C00000, 0x00008000); if (!default_par->riva.PRAMIN) { printk(KERN_ERR PFX "cannot ioremap PRAMIN region\n"); - goto err_out_free_nv3_pramin; + ret = -EIO; + goto err_iounmap_ctrl_base; } rivafb_fix.accel = FB_ACCEL_NV3; break; @@ -1970,7 +1983,8 @@ rivafb_fix.smem_len); if (!info->screen_base) { printk(KERN_ERR PFX "cannot ioremap FB base\n"); - goto err_out_free_base1; + ret = -EIO; + goto err_iounmap_pramin; } #ifdef CONFIG_MTRR @@ -1993,19 +2007,21 @@ riva_get_EDID(info, pd); riva_get_edidinfo(info); - if (riva_set_fbinfo(info) < 0) { + ret=riva_set_fbinfo(info); + if (ret < 0) { printk(KERN_ERR PFX "error setting initial video mode\n"); - goto err_out_iounmap_fb; + goto err_iounmap_screen_base; } fb_destroy_modedb(info->monspecs.modedb); info->monspecs.modedb_len = 0; info->monspecs.modedb = NULL; - if (register_framebuffer(info) < 0) { + ret = register_framebuffer(info); + if (ret < 0) { printk(KERN_ERR PFX "error registering riva framebuffer\n"); - goto err_out_iounmap_fb; + goto err_iounmap_screen_base; } pci_set_drvdata(pd, info); @@ -2024,28 +2040,26 @@ NVTRACE_LEAVE(); return 0; -err_out_iounmap_fb: +err_iounmap_screen_base: #ifdef CONFIG_FB_RIVA_I2C riva_delete_i2c_busses((struct riva_par *) info->par); #endif iounmap(info->screen_base); -err_out_free_base1: +err_iounmap_pramin: if (default_par->riva.Architecture == NV_ARCH_03) iounmap((caddr_t)default_par->riva.PRAMIN); -err_out_free_nv3_pramin: +err_iounmap_ctrl_base: iounmap(default_par->ctrl_base); -err_out_free_base0: +err_release_pci: pci_release_regions(pd); -err_out_request: - pci_disable_device(pd); -err_out_enable: +err_free_pixmap: kfree(info->pixmap.addr); -err_out_kfree1: - kfree(default_par); -err_out_kfree: - kfree(info); +err_release_fb: + framebuffer_release(info); +err_pci_disable: + pci_disable_device(pd); err_out: - return -ENODEV; + return ret; } static void __exit rivafb_remove(struct pci_dev *pd) --nFreZHaLTZJo0R7j-- ------------------------------------------------------- This SF.Net email is sponsored by: YOU BE THE JUDGE. 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