From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753891AbcGGXEx (ORCPT ); Thu, 7 Jul 2016 19:04:53 -0400 Received: from mail-pa0-f68.google.com ([209.85.220.68]:35287 "EHLO mail-pa0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753746AbcGGXEQ (ORCPT ); Thu, 7 Jul 2016 19:04:16 -0400 From: Steve Longerbeam X-Google-Original-From: Steve Longerbeam To: p.zabel@pengutronix.de Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Steve Longerbeam Subject: [PATCH 03/16] gpu: ipu-cpmem: Add ipu_cpmem_get_burstsize() Date: Thu, 7 Jul 2016 16:03:28 -0700 Message-Id: <1467932621-358-4-git-send-email-steve_longerbeam@mentor.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1467932621-358-1-git-send-email-steve_longerbeam@mentor.com> References: <1467932621-358-1-git-send-email-steve_longerbeam@mentor.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adds ipu_cpmem_get_burstsize(). Signed-off-by: Steve Longerbeam --- drivers/gpu/ipu-v3/ipu-cpmem.c | 6 ++++++ include/video/imx-ipu-v3.h | 1 + 2 files changed, 7 insertions(+) diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index a36c35e..fcb7dc8 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -275,6 +275,12 @@ void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id) } EXPORT_SYMBOL_GPL(ipu_cpmem_set_axi_id); +int ipu_cpmem_get_burstsize(struct ipuv3_channel *ch) +{ + return ipu_ch_param_read_field(ch, IPU_FIELD_NPB) + 1; +} +EXPORT_SYMBOL_GPL(ipu_cpmem_get_burstsize); + void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize) { ipu_ch_param_write_field(ch, IPU_FIELD_NPB, burstsize - 1); diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index 904fd12..60540ead 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -197,6 +197,7 @@ void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf); void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off); void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride); void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id); +int ipu_cpmem_get_burstsize(struct ipuv3_channel *ch); void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize); void ipu_cpmem_set_block_mode(struct ipuv3_channel *ch); void ipu_cpmem_set_rotation(struct ipuv3_channel *ch, -- 1.9.1