From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-pb0-f41.google.com ([209.85.160.41]:64330 "EHLO mail-pb0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932307AbaFZBHe (ORCPT ); Wed, 25 Jun 2014 21:07:34 -0400 Received: by mail-pb0-f41.google.com with SMTP id ma3so2402293pbc.14 for ; Wed, 25 Jun 2014 18:07:34 -0700 (PDT) From: Steve Longerbeam To: linux-media@vger.kernel.org Cc: Steve Longerbeam Subject: [PATCH 23/28] gpu: ipu-cpmem: Add ipu_cpmem_set_axi_id() Date: Wed, 25 Jun 2014 18:05:50 -0700 Message-Id: <1403744755-24944-24-git-send-email-steve_longerbeam@mentor.com> In-Reply-To: <1403744755-24944-1-git-send-email-steve_longerbeam@mentor.com> References: <1403744755-24944-1-git-send-email-steve_longerbeam@mentor.com> Sender: linux-media-owner@vger.kernel.org List-ID: Adds ipu_cpmem_set_axi_id() to set which AXI bus master the channel will use to transfer data onto AXI bus. Signed-off-by: Steve Longerbeam --- drivers/gpu/ipu-v3/ipu-cpmem.c | 7 +++++++ include/video/imx-ipu-v3.h | 1 + 2 files changed, 8 insertions(+) diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index 28adf39..2d1b376 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -254,6 +254,13 @@ void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride) }; EXPORT_SYMBOL_GPL(ipu_cpmem_interlaced_scan); +void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id) +{ + id &= 0x3; + ipu_ch_param_write_field(ch, IPU_FIELD_ID, id); +} +EXPORT_SYMBOL_GPL(ipu_cpmem_set_axi_id); + 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 6146bc7..066b10d 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -230,6 +230,7 @@ void ipu_cpmem_set_stride(struct ipuv3_channel *ch, int stride); void ipu_cpmem_set_high_priority(struct ipuv3_channel *ch); void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf); void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride); +void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id); void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize); void ipu_cpmem_set_block_mode(struct ipuv3_channel *ch); int ipu_cpmem_set_format_rgb(struct ipuv3_channel *ch, -- 1.7.9.5