From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from ch1ehsobe003.messaging.microsoft.com ([216.32.181.183]:41545 "EHLO ch1outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753988Ab3DLKvb (ORCPT ); Fri, 12 Apr 2013 06:51:31 -0400 From: Scott Jiang To: Mauro Carvalho Chehab , , CC: Scott Jiang Subject: [PATCH 1/2] [media] blackfin: add display support in ppi driver Date: Fri, 12 Apr 2013 19:52:57 -0400 Message-ID: <1365810779-24335-1-git-send-email-scott.jiang.linux@gmail.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-media-owner@vger.kernel.org List-ID: Signed-off-by: Scott Jiang --- drivers/media/platform/blackfin/ppi.c | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-) diff --git a/drivers/media/platform/blackfin/ppi.c b/drivers/media/platform/blackfin/ppi.c index 01b5b50..15e9c2b 100644 --- a/drivers/media/platform/blackfin/ppi.c +++ b/drivers/media/platform/blackfin/ppi.c @@ -266,6 +266,18 @@ static int ppi_set_params(struct ppi_if *ppi, struct ppi_params *params) bfin_write32(®->vcnt, params->height); if (params->int_mask) bfin_write32(®->imsk, params->int_mask & 0xFF); + if (ppi->ppi_control & PORT_DIR) { + u32 hsync_width, vsync_width, vsync_period; + + hsync_width = params->hsync + * params->bpp / params->dlen; + vsync_width = params->vsync * samples_per_line; + vsync_period = samples_per_line * params->frame; + bfin_write32(®->fs1_wlhb, hsync_width); + bfin_write32(®->fs1_paspl, samples_per_line); + bfin_write32(®->fs2_wlvb, vsync_width); + bfin_write32(®->fs2_palpf, vsync_period); + } break; } default: -- 1.7.0.4