Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752630AbaGBMWc (ORCPT ); Wed, 2 Jul 2014 08:22:32 -0400 Received: from gnurou.org ([207.192.72.5]:55649 "EHLO mail.gnurou.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751134AbaGBMW2 (ORCPT ); Wed, 2 Jul 2014 08:22:28 -0400 From: Alexandre Courbot To: Thierry Reding , Terje Bergstrom , Stephen Warren Cc: linux-tegra@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Alexandre Courbot Subject: [PATCH 1/4] drm/dsi: Add flag for continuous clock behavior Date: Wed, 2 Jul 2014 21:19:17 +0900 Message-Id: <1404303560-32209-2-git-send-email-acourbot@nvidia.com> X-Mailer: git-send-email 2.0.0 In-Reply-To: <1404303560-32209-1-git-send-email-acourbot@nvidia.com> References: <1404303560-32209-1-git-send-email-acourbot@nvidia.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org As per section 5.6.1 of the DSI specification, all DSI transmitters must support continuous clock behavior on the clock lane, while non-continuous mode support is only optional. Add a flag that allows devices to indicate that they require continuous clock mode to operate properly. Signed-off-by: Alexandre Courbot --- include/drm/drm_mipi_dsi.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h index 944f33f..5913ef4 100644 --- a/include/drm/drm_mipi_dsi.h +++ b/include/drm/drm_mipi_dsi.h @@ -94,6 +94,8 @@ void mipi_dsi_host_unregister(struct mipi_dsi_host *host); #define MIPI_DSI_MODE_VSYNC_FLUSH BIT(8) /* disable EoT packets in HS mode */ #define MIPI_DSI_MODE_EOT_PACKET BIT(9) +/* use continuous clock behavior on the clock lane */ +#define MIPI_DSI_MODE_CLOCK_CONTINUOUS BIT(10) enum mipi_dsi_pixel_format { MIPI_DSI_FMT_RGB888, -- 2.0.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/