* [PATCH 2/2] drm/msm/dp: Drop limit link rate at HBR2
@ 2021-02-17 23:09 Kuogee Hsieh
2021-02-18 18:46 ` Stephen Boyd
2021-02-18 18:47 ` Stephen Boyd
0 siblings, 2 replies; 3+ messages in thread
From: Kuogee Hsieh @ 2021-02-17 23:09 UTC (permalink / raw)
To: robdclark, sean, swboyd
Cc: tanmay, abhinavk, aravindh, khsieh, airlied, daniel,
linux-arm-msm, dri-devel, freedreno, linux-kernel
Drop limit link rate at HBR2 to support link rate
upto HBR3.
Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org>
---
drivers/gpu/drm/msm/dp/dp_panel.c | 4 ----
1 file changed, 4 deletions(-)
diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c
index 9cc8166..63112fa 100644
--- a/drivers/gpu/drm/msm/dp/dp_panel.c
+++ b/drivers/gpu/drm/msm/dp/dp_panel.c
@@ -76,10 +76,6 @@ static int dp_panel_read_dpcd(struct dp_panel *dp_panel)
if (link_info->num_lanes > dp_panel->max_dp_lanes)
link_info->num_lanes = dp_panel->max_dp_lanes;
- /* Limit support upto HBR2 until HBR3 support is added */
- if (link_info->rate >= (drm_dp_bw_code_to_link_rate(DP_LINK_BW_5_4)))
- link_info->rate = drm_dp_bw_code_to_link_rate(DP_LINK_BW_5_4);
-
DRM_DEBUG_DP("version: %d.%d\n", major, minor);
DRM_DEBUG_DP("link_rate=%d\n", link_info->rate);
DRM_DEBUG_DP("lane_count=%d\n", link_info->num_lanes);
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH 2/2] drm/msm/dp: Drop limit link rate at HBR2
2021-02-17 23:09 [PATCH 2/2] drm/msm/dp: Drop limit link rate at HBR2 Kuogee Hsieh
@ 2021-02-18 18:46 ` Stephen Boyd
2021-02-18 18:47 ` Stephen Boyd
1 sibling, 0 replies; 3+ messages in thread
From: Stephen Boyd @ 2021-02-18 18:46 UTC (permalink / raw)
To: Kuogee Hsieh, robdclark, sean
Cc: tanmay, abhinavk, aravindh, khsieh, airlied, daniel,
linux-arm-msm, dri-devel, freedreno, linux-kernel
Quoting Kuogee Hsieh (2021-02-17 15:09:57)
> Drop limit link rate at HBR2 to support link rate
> upto HBR3.
>
> Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org>
> ---
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH 2/2] drm/msm/dp: Drop limit link rate at HBR2
2021-02-17 23:09 [PATCH 2/2] drm/msm/dp: Drop limit link rate at HBR2 Kuogee Hsieh
2021-02-18 18:46 ` Stephen Boyd
@ 2021-02-18 18:47 ` Stephen Boyd
1 sibling, 0 replies; 3+ messages in thread
From: Stephen Boyd @ 2021-02-18 18:47 UTC (permalink / raw)
To: Kuogee Hsieh, robdclark, sean
Cc: tanmay, abhinavk, aravindh, khsieh, airlied, daniel,
linux-arm-msm, dri-devel, freedreno, linux-kernel
Quoting Kuogee Hsieh (2021-02-17 15:09:57)
> Drop limit link rate at HBR2 to support link rate
> upto HBR3.
>
> Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org>
> ---
Should also say
Tested-by: Stephen Boyd <swboyd@chromium.org>
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2021-02-18 19:15 UTC | newest]
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2021-02-17 23:09 [PATCH 2/2] drm/msm/dp: Drop limit link rate at HBR2 Kuogee Hsieh
2021-02-18 18:46 ` Stephen Boyd
2021-02-18 18:47 ` Stephen Boyd
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