From patchwork Fri May 8 14:01:21 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 27007 Return-Path: X-Original-To: patchwork-incoming@bilbo.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from ozlabs.org (ozlabs.org [203.10.76.45]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "mx.ozlabs.org", Issuer "CA Cert Signing Authority" (verified OK)) by bilbo.ozlabs.org (Postfix) with ESMTPS id B230FB7043 for ; Sat, 9 May 2009 00:06:55 +1000 (EST) Received: by ozlabs.org (Postfix) id 1E229DE44B; Sat, 9 May 2009 00:03:19 +1000 (EST) Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [127.0.0.1]) by ozlabs.org (Postfix) with ESMTP id 1B0CB4F5E1 for ; Sat, 9 May 2009 00:03:19 +1000 (EST) X-Original-To: cbe-oss-dev@ozlabs.org Delivered-To: cbe-oss-dev@ozlabs.org Received: from pophost.sonytel.be (vervifontaine.sonytel.be [80.88.33.193]) by ozlabs.org (Postfix) with ESMTP id 09F85DDFC2 for ; Sat, 9 May 2009 00:01:36 +1000 (EST) Received: from vixen.sonytel.be (piraat.sonytel.be [43.221.60.197]) by pophost.sonytel.be (Postfix) with ESMTP id 5888C44483; Fri, 8 May 2009 16:01:35 +0200 (CEST) Received: from geert by vixen.sonytel.be with local (Exim 4.63) (envelope-from ) id 1M2Qdr-00030m-9B; Fri, 08 May 2009 16:01:35 +0200 From: Geert Uytterhoeven To: Benjamin Herrenschmidt Date: Fri, 8 May 2009 16:01:21 +0200 Message-Id: <1241791284-11490-13-git-send-email-Geert.Uytterhoeven@sonycom.com> X-Mailer: git-send-email 1.6.2.4 In-Reply-To: <1241791284-11490-12-git-send-email-Geert.Uytterhoeven@sonycom.com> References: <1241791284-11490-1-git-send-email-Geert.Uytterhoeven@sonycom.com> <1241791284-11490-2-git-send-email-Geert.Uytterhoeven@sonycom.com> <1241791284-11490-3-git-send-email-Geert.Uytterhoeven@sonycom.com> <1241791284-11490-4-git-send-email-Geert.Uytterhoeven@sonycom.com> <1241791284-11490-5-git-send-email-Geert.Uytterhoeven@sonycom.com> <1241791284-11490-6-git-send-email-Geert.Uytterhoeven@sonycom.com> <1241791284-11490-7-git-send-email-Geert.Uytterhoeven@sonycom.com> <1241791284-11490-8-git-send-email-Geert.Uytterhoeven@sonycom.com> <1241791284-11490-9-git-send-email-Geert.Uytterhoeven@sonycom.com> <1241791284-11490-10-git-send-email-Geert.Uytterhoeven@sonycom.com> <1241791284-11490-11-git-send-email-Geert.Uytterhoeven@sonycom.com> <1241791284-11490-12-git-send-email-Geert.Uytterhoeven@sonycom.com> Cc: Geert Uytterhoeven , linux-fbdev-devel@lists.sourceforge.net, cbe-oss-dev@ozlabs.org, linux-kernel@vger.kernel.org Subject: [Cbe-oss-dev] [PATCH 12/15] ps3fb: Tear down FB setup during cleanup X-BeenThere: cbe-oss-dev@ozlabs.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: Discussion about Open Source Software for the Cell Broadband Engine List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: cbe-oss-dev-bounces+patchwork-incoming=ozlabs.org@ozlabs.org Errors-To: cbe-oss-dev-bounces+patchwork-incoming=ozlabs.org@ozlabs.org During cleanup, use L1GPU_CONTEXT_ATTRIBUTE_FB_CLOSE to tear down the setup done by L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP. This allows unloading and reloading of ps3fb while the sound driver keeps the GPU open. Signed-off-by: Geert Uytterhoeven --- arch/powerpc/include/asm/ps3gpu.h | 8 ++++++++ drivers/video/ps3fb.c | 5 ++++- 2 files changed, 12 insertions(+), 1 deletions(-) diff --git a/arch/powerpc/include/asm/ps3gpu.h b/arch/powerpc/include/asm/ps3gpu.h index 1037efa..b2b8959 100644 --- a/arch/powerpc/include/asm/ps3gpu.h +++ b/arch/powerpc/include/asm/ps3gpu.h @@ -31,6 +31,7 @@ #define L1GPU_CONTEXT_ATTRIBUTE_FB_SETUP 0x600 #define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT 0x601 #define L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT_SYNC 0x602 +#define L1GPU_CONTEXT_ATTRIBUTE_FB_CLOSE 0x603 #define L1GPU_FB_BLIT_WAIT_FOR_COMPLETION (1ULL << 32) @@ -75,4 +76,11 @@ static inline int lv1_gpu_fb_blit(u64 context_handle, u64 ddr_offset, pitch); } +static inline int lv1_gpu_fb_close(u64 context_handle) +{ + return lv1_gpu_context_attribute(context_handle, + L1GPU_CONTEXT_ATTRIBUTE_FB_CLOSE, 0, + 0, 0, 0); +} + #endif /* _ASM_POWERPC_PS3GPU_H */ diff --git a/drivers/video/ps3fb.c b/drivers/video/ps3fb.c index 3bbdc9d..aa3ebe4 100644 --- a/drivers/video/ps3fb.c +++ b/drivers/video/ps3fb.c @@ -1122,7 +1122,7 @@ static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev) info = framebuffer_alloc(sizeof(struct ps3fb_par), &dev->core); if (!info) - goto err_context_unmap; + goto err_context_fb_close; par = info->par; par->mode_id = ~ps3fb_mode; /* != ps3fb_mode, to trigger change */ @@ -1187,6 +1187,8 @@ err_fb_dealloc: fb_dealloc_cmap(&info->cmap); err_framebuffer_release: framebuffer_release(info); +err_context_fb_close: + lv1_gpu_fb_close(ps3fb.context_handle); err_context_unmap: lv1_gpu_context_iomap(ps3fb.context_handle, GPU_IOIF, xdr_lpar, ps3fb_videomemory.size, IOPTE_M); @@ -1232,6 +1234,7 @@ static int ps3fb_shutdown(struct ps3_system_bus_device *dev) info = dev->core.driver_data = NULL; } iounmap((u8 __force __iomem *)ps3fb.dinfo); + lv1_gpu_fb_close(ps3fb.context_handle); lv1_gpu_context_iomap(ps3fb.context_handle, GPU_IOIF, xdr_lpar, ps3fb_videomemory.size, IOPTE_M); lv1_gpu_context_free(ps3fb.context_handle);