From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [PATCH] ASoC: tegra: use dmaengine based dma driver Date: Mon, 2 Jul 2012 17:47:18 +0100 Message-ID: <20120702164717.GH25093@opensource.wolfsonmicro.com> References: <1340969673-7776-1-git-send-email-ldewangan@nvidia.com> <1340969673-7776-2-git-send-email-ldewangan@nvidia.com> <4FEDDF89.1050907@wwwdotorg.org> <4FEF166D.2010705@nvidia.com> <4FF15B16.9020903@nvidia.com> <4FF1D00D.6040402@wwwdotorg.org> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1876437501255034151==" Return-path: In-Reply-To: <4FF1D00D.6040402@wwwdotorg.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Stephen Warren Cc: "alsa-devel@alsa-project.org" , Stephen Warren , "tiwai@suse.de" , "linux-kernel@vger.kernel.org" , Laxman Dewangan , "linux-tegra@vger.kernel.org" , "lrg@ti.com" List-Id: linux-tegra@vger.kernel.org --===============1876437501255034151== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="vtJ+CqYNzKB4ukR4" Content-Disposition: inline --vtJ+CqYNzKB4ukR4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Jul 02, 2012 at 10:45:01AM -0600, Stephen Warren wrote: > to work. No audio is heard, and aplay eventually exits with the > following error message: For values of eventually that will be about 10s by default. > aplay: pcm_write:1603: write error: Input/output error > I believe this means that the DMA simply isn't operating. Yes, normally. --vtJ+CqYNzKB4ukR4 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAEBAgAGBQJP8dBLAAoJEBus8iNuMP3dGtYQAIQ4oi3fWx2/1CpS22nbIE5B uddwrTiyOG/9Pq2o5qZL4kaiftEBXE2Ms6dS6B4nJeDDEErNf4V0cqxEbkh1IXCc h6DSh6BErtqyxewJjXihc82Bkj+9nx/DqeXiFDniJXgw2uXzAeCnUO8cywLt/bSh tNRz8De3l7GK2SoR2+mXkmHJRKBRV9wTGLBKHE/VKRJWM6Yd4MxqjfwrEW6g1v5H /nHvvQ/LiA0nKLx1UtnW81s+ylqNjmmFBDEPwMlGqtXTX8nn440PoZwGveYFTU+B KkPqUCupdXdyw3BXXVJLUXR6/umhRC3qtxUqaeKXXoJLiIBwyNbVExx5wwcvkK4I 9BJ6NrxWps2Quwbb4zsVBh2lDsZbsmBra7yqk79pTogfuXg9YR1hqYvNJRrfQz+w NbQrrBGNOL+aZLJlDULpHP7czaKEQMmKbySrzB4ClH1+DWR0Q04RyXFcaaM0Z7WQ IWGK4sYIvPedy9ag4mpkl9XqMV/TYKXLrus2goEj+Tc9mGcf26Mks+64HRVH5MNx 7q/CB4eDHcFB0E0hbGWOUeSht5hKKVotop0dS+jyuz7b4cUMr8xKJaa4Gx6+9TXI WqqU/DVIyJZlwOVfjgXzXaqYtcpddAG0NtFM9CDXlKlCzLmK+Ve0X5sBQKcu1LHj rttdcH7OmW6g7CVJVLw2 =jr6N -----END PGP SIGNATURE----- --vtJ+CqYNzKB4ukR4-- --===============1876437501255034151== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline --===============1876437501255034151==-- From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755977Ab2GBQrW (ORCPT ); Mon, 2 Jul 2012 12:47:22 -0400 Received: from opensource.wolfsonmicro.com ([80.75.67.52]:38275 "EHLO opensource.wolfsonmicro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751445Ab2GBQrU (ORCPT ); Mon, 2 Jul 2012 12:47:20 -0400 Date: Mon, 2 Jul 2012 17:47:18 +0100 From: Mark Brown To: Stephen Warren Cc: Laxman Dewangan , "tiwai@suse.de" , "perex@perex.cz" , Stephen Warren , "lrg@ti.com" , "alsa-devel@alsa-project.org" , "linux-kernel@vger.kernel.org" , "linux-tegra@vger.kernel.org" Subject: Re: [PATCH] ASoC: tegra: use dmaengine based dma driver Message-ID: <20120702164717.GH25093@opensource.wolfsonmicro.com> References: <1340969673-7776-1-git-send-email-ldewangan@nvidia.com> <1340969673-7776-2-git-send-email-ldewangan@nvidia.com> <4FEDDF89.1050907@wwwdotorg.org> <4FEF166D.2010705@nvidia.com> <4FF15B16.9020903@nvidia.com> <4FF1D00D.6040402@wwwdotorg.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="vtJ+CqYNzKB4ukR4" Content-Disposition: inline In-Reply-To: <4FF1D00D.6040402@wwwdotorg.org> X-Cookie: Your supervisor is thinking about you. User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --vtJ+CqYNzKB4ukR4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Jul 02, 2012 at 10:45:01AM -0600, Stephen Warren wrote: > to work. No audio is heard, and aplay eventually exits with the > following error message: For values of eventually that will be about 10s by default. > aplay: pcm_write:1603: write error: Input/output error > I believe this means that the DMA simply isn't operating. Yes, normally. --vtJ+CqYNzKB4ukR4 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAEBAgAGBQJP8dBLAAoJEBus8iNuMP3dGtYQAIQ4oi3fWx2/1CpS22nbIE5B uddwrTiyOG/9Pq2o5qZL4kaiftEBXE2Ms6dS6B4nJeDDEErNf4V0cqxEbkh1IXCc h6DSh6BErtqyxewJjXihc82Bkj+9nx/DqeXiFDniJXgw2uXzAeCnUO8cywLt/bSh tNRz8De3l7GK2SoR2+mXkmHJRKBRV9wTGLBKHE/VKRJWM6Yd4MxqjfwrEW6g1v5H /nHvvQ/LiA0nKLx1UtnW81s+ylqNjmmFBDEPwMlGqtXTX8nn440PoZwGveYFTU+B KkPqUCupdXdyw3BXXVJLUXR6/umhRC3qtxUqaeKXXoJLiIBwyNbVExx5wwcvkK4I 9BJ6NrxWps2Quwbb4zsVBh2lDsZbsmBra7yqk79pTogfuXg9YR1hqYvNJRrfQz+w NbQrrBGNOL+aZLJlDULpHP7czaKEQMmKbySrzB4ClH1+DWR0Q04RyXFcaaM0Z7WQ IWGK4sYIvPedy9ag4mpkl9XqMV/TYKXLrus2goEj+Tc9mGcf26Mks+64HRVH5MNx 7q/CB4eDHcFB0E0hbGWOUeSht5hKKVotop0dS+jyuz7b4cUMr8xKJaa4Gx6+9TXI WqqU/DVIyJZlwOVfjgXzXaqYtcpddAG0NtFM9CDXlKlCzLmK+Ve0X5sBQKcu1LHj rttdcH7OmW6g7CVJVLw2 =jr6N -----END PGP SIGNATURE----- --vtJ+CqYNzKB4ukR4--