Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752788AbaAYRPW (ORCPT ); Sat, 25 Jan 2014 12:15:22 -0500 Received: from smtp3-g21.free.fr ([212.27.42.3]:43444 "EHLO smtp3-g21.free.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752742AbaAYRPN (ORCPT ); Sat, 25 Jan 2014 12:15:13 -0500 Date: Sat, 25 Jan 2014 18:14:36 +0100 From: Jean-Francois Moine To: dri-devel@lists.freedesktop.org Cc: Dave Airlie , Rob Clark , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Russell King - ARM Linux Subject: [PATCH v4 18/24] drm/i2c: tda998x: set the PLL division factor in range 0..3 Message-ID: <20140125181436.4a225104@armhf> In-Reply-To: References: X-Mailer: Claws Mail 3.9.3 (GTK+ 2.24.22; arm-unknown-linux-gnueabihf) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The predivider division factor of the register PLL_SERIAL_2 is in the range 0..3, the value 0 being used for a division by 1. Signed-off-by: Jean-Francois Moine --- drivers/gpu/drm/i2c/tda998x_drv.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index e172f11..077b954 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -213,7 +213,7 @@ struct tda998x_priv { # define PLL_SERIAL_1_SRL_IZ(x) (((x) & 3) << 1) # define PLL_SERIAL_1_SRL_MAN_IZ (1 << 6) #define REG_PLL_SERIAL_2 REG(0x02, 0x01) /* read/write */ -# define PLL_SERIAL_2_SRL_NOSC(x) (((x) & 3) << 0) +# define PLL_SERIAL_2_SRL_NOSC(x) ((x) << 0) # define PLL_SERIAL_2_SRL_PR(x) (((x) & 0xf) << 4) #define REG_PLL_SERIAL_3 REG(0x02, 0x02) /* read/write */ # define PLL_SERIAL_3_SRL_CCIR (1 << 0) @@ -886,6 +886,11 @@ tda998x_encoder_mode_set(struct drm_encoder *encoder, } div = 148500 / adj_mode->clock; + if (div != 0) { + div--; + if (div > 3) + div = 3; + } /* mute the audio FIFO: */ reg_set(priv, REG_AIP_CNTRL_0, AIP_CNTRL_0_RST_FIFO); -- 1.8.5.3 -- 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/