* [PATCH] video: exynos_dp: replace link_status with link_align to check channel equalization
@ 2012-09-03 8:50 Jingoo Han
2012-09-23 19:37 ` Florian Tobias Schandinat
0 siblings, 1 reply; 2+ messages in thread
From: Jingoo Han @ 2012-09-03 8:50 UTC (permalink / raw)
To: linux-fbdev
To check channel equalization, the value of LANE_ALIGN_STATUS_UPDATED is
necessary in exynos_dp_channel_eq_ok(). Also, link_align includes this value.
However, link_status does not include this value, so it makes the problem
that channel equalization is failed during link training.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---
drivers/video/exynos/exynos_dp_core.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/video/exynos/exynos_dp_core.c b/drivers/video/exynos/exynos_dp_core.c
index f57c915..cdc1398 100644
--- a/drivers/video/exynos/exynos_dp_core.c
+++ b/drivers/video/exynos/exynos_dp_core.c
@@ -587,7 +587,7 @@ static int exynos_dp_process_equalizer_training(struct exynos_dp_device *dp)
dp->link_train.training_lane[lane] = training_lane;
}
- if (exynos_dp_channel_eq_ok(link_status, lane_count) = 0) {
+ if (exynos_dp_channel_eq_ok(link_align, lane_count) = 0) {
/* traing pattern Set to Normal */
exynos_dp_training_pattern_dis(dp);
--
1.7.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] video: exynos_dp: replace link_status with link_align to check channel equalization
2012-09-03 8:50 [PATCH] video: exynos_dp: replace link_status with link_align to check channel equalization Jingoo Han
@ 2012-09-23 19:37 ` Florian Tobias Schandinat
0 siblings, 0 replies; 2+ messages in thread
From: Florian Tobias Schandinat @ 2012-09-23 19:37 UTC (permalink / raw)
To: linux-fbdev
On 09/03/2012 08:50 AM, Jingoo Han wrote:
> To check channel equalization, the value of LANE_ALIGN_STATUS_UPDATED is
> necessary in exynos_dp_channel_eq_ok(). Also, link_align includes this value.
> However, link_status does not include this value, so it makes the problem
> that channel equalization is failed during link training.
>
> Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Applied.
Thanks,
Florian Tobias Schandinat
> ---
> drivers/video/exynos/exynos_dp_core.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/video/exynos/exynos_dp_core.c b/drivers/video/exynos/exynos_dp_core.c
> index f57c915..cdc1398 100644
> --- a/drivers/video/exynos/exynos_dp_core.c
> +++ b/drivers/video/exynos/exynos_dp_core.c
> @@ -587,7 +587,7 @@ static int exynos_dp_process_equalizer_training(struct exynos_dp_device *dp)
> dp->link_train.training_lane[lane] = training_lane;
> }
>
> - if (exynos_dp_channel_eq_ok(link_status, lane_count) = 0) {
> + if (exynos_dp_channel_eq_ok(link_align, lane_count) = 0) {
> /* traing pattern Set to Normal */
> exynos_dp_training_pattern_dis(dp);
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2012-09-03 8:50 [PATCH] video: exynos_dp: replace link_status with link_align to check channel equalization Jingoo Han
2012-09-23 19:37 ` Florian Tobias Schandinat
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