From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Mack Subject: [PATCH resend 2/2] ARM: davinci: enable SRAM ping ping buffering on DA850 Date: Wed, 17 Oct 2012 16:08:04 +0200 Message-ID: <1350482884-13119-2-git-send-email-zonque@gmail.com> References: <1350482884-13119-1-git-send-email-zonque@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail.zonque.de (svenfoo.org [82.94.215.22]) by alsa0.perex.cz (Postfix) with ESMTP id 5C08526522C for ; Wed, 17 Oct 2012 16:08:46 +0200 (CEST) In-Reply-To: <1350482884-13119-1-git-send-email-zonque@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: alsa-devel@alsa-project.org Cc: mporter@ti.com, broonie@opensource.wolfsonmicro.com, nsekhar@ti.com, gururaja.hebbar@ti.com List-Id: alsa-devel@alsa-project.org From: Matt Porter Passes the DA850 shared SRAM gen_pool to the McASP driver and enables the ping-pong buffer DMA support. Signed-off-by: Matt Porter --- arch/arm/mach-davinci/board-da850-evm.c | 24 ++++++++++++++---------- 1 file changed, 14 insertions(+), 10 deletions(-) diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index 32ee3f8..d9bc3fa 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -762,16 +762,19 @@ static u8 da850_iis_serializer_direction[] = { }; static struct snd_platform_data da850_evm_snd_data = { - .tx_dma_offset = 0x2000, - .rx_dma_offset = 0x2000, - .op_mode = DAVINCI_MCASP_IIS_MODE, - .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction), - .tdm_slots = 2, - .serial_dir = da850_iis_serializer_direction, - .asp_chan_q = EVENTQ_0, - .version = MCASP_VERSION_2, - .txnumevt = 1, - .rxnumevt = 1, + .tx_dma_offset = 0x2000, + .rx_dma_offset = 0x2000, + .op_mode = DAVINCI_MCASP_IIS_MODE, + .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction), + .tdm_slots = 2, + .serial_dir = da850_iis_serializer_direction, + .asp_chan_q = EVENTQ_0, + .ram_chan_q = EVENTQ_1, + .version = MCASP_VERSION_2, + .txnumevt = 1, + .rxnumevt = 1, + .sram_size_playback = SZ_8K, + .sram_size_capture = SZ_8K, }; static const short da850_evm_mcasp_pins[] __initconst = { @@ -1509,6 +1512,7 @@ static __init void da850_evm_init(void) pr_warning("da850_evm_init: mcasp mux setup failed: %d\n", ret); + da850_evm_snd_data.sram_pool = sram_get_gen_pool(); da8xx_register_mcasp(0, &da850_evm_snd_data); ret = davinci_cfg_reg_list(da850_lcdcntl_pins); -- 1.7.11.7