From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jingoo Han <jg1.han@samsung.com>
Subject: Re: [PATCH 3/7] drm/exynos: Renaming DP training vswing
 pre emph defines
Date: Thu, 28 Aug 2014 09:55:39 +0900
Message-ID: <00bd01cfc25a$c9480820$5bd81860$%han@samsung.com>
References: <1407495226-12620-1-git-send-email-sonika.jindal@intel.com>
 <1407495226-12620-4-git-send-email-sonika.jindal@intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
In-reply-to: <1407495226-12620-4-git-send-email-sonika.jindal@intel.com>
Content-language: ko
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <http://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: 'Sonika Jindal ' <sonika.jindal@intel.com>
Cc: intel-gfx@lists.freedesktop.org, 'Jingoo Han' <jg1.han@samsung.com>, dri-devel@lists.freedesktop.org
List-Id: dri-devel@lists.freedesktop.org

On Friday, August 08, 2014 7:54 PM, Sonika Jindal wrote:
> 
> From: Sonika Jindal <sonika.jindal@intel.com>
> 
> Rename the defines to have levels instead of values for vswing and
> pre-emph levels as the values may differ in other scenarios like low vswing of
> eDP1.4 where the values are different.
> 
> Done using following cocci patch for each define:
> @@
> @@
> 
>  # define DP_TRAIN_VOLTAGE_SWING_400     (0 << 0)
> + # define DP_TRAIN_VOLTAGE_SWING_LEVEL_0     (0 << 0)
> 
> ...
> 
> Signed-off-by: Sonika Jindal <sonika.jindal@intel.com>
> ---
>  drivers/gpu/drm/exynos/exynos_dp_core.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/exynos/exynos_dp_core.c b/drivers/gpu/drm/exynos/exynos_dp_core.c
> index 4f3c7eb..02602a8 100644
> --- a/drivers/gpu/drm/exynos/exynos_dp_core.c
> +++ b/drivers/gpu/drm/exynos/exynos_dp_core.c
> @@ -329,8 +329,8 @@ static int exynos_dp_link_start(struct exynos_dp_device *dp)
>  		return retval;
> 
>  	for (lane = 0; lane < lane_count; lane++)
> -		buf[lane] = DP_TRAIN_PRE_EMPHASIS_0 |
> -			    DP_TRAIN_VOLTAGE_SWING_400;
> +		buf[lane] = DP_TRAIN_PRE_EMPH_LEVEL_0 |
> +			    DP_TRAIN_VOLTAGE_SWING_LEVEL_0;

NAK!

It makes build error. Please build your patch, before sending the patch.
It is a rule when submitting patches.

Please, fix it as follows.

+		buf[lane] = DP_TRAIN_PRE_EMPHASIS_LEVEL_0|
+			    DP_TRAIN_VOLTAGE_SWING_LEVEL_0;

Best regards,
Jingoo Han

> 
>  	retval = exynos_dp_write_bytes_to_dpcd(dp, DP_TRAINING_LANE0_SET,
>  			lane_count, buf);
> --
> 1.7.10.4