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* [PATCH] drm/panel: rm68200: allow using non-continuous dsi clock
@ 2020-09-18 11:47 Yannick Fertre
  2020-09-24 19:50 ` Sam Ravnborg
  0 siblings, 1 reply; 2+ messages in thread
From: Yannick Fertre @ 2020-09-18 11:47 UTC (permalink / raw)
  To: Yannick Fertre, Philippe Cornu, Antonio Borneo, Thierry Reding,
	Sam Ravnborg, David Airlie, Daniel Vetter, dri-devel,
	linux-kernel

The panel is able to work when dsi clock is non-continuous, thus
the system power consumption can be reduced using such feature.

Add MIPI_DSI_CLOCK_NON_CONTINUOUS to panel's mode_flags.

Signed-off-by: Antonio Borneo <antonio.borneo@st.com>
Signed-off-by: Yannick Fertre <yannick.fertre@st.com>
---
 drivers/gpu/drm/panel/panel-raydium-rm68200.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-raydium-rm68200.c b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
index f908eeafb1af..2b9e48b0a491 100644
--- a/drivers/gpu/drm/panel/panel-raydium-rm68200.c
+++ b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
@@ -391,7 +391,7 @@ static int rm68200_probe(struct mipi_dsi_device *dsi)
 	dsi->lanes = 2;
 	dsi->format = MIPI_DSI_FMT_RGB888;
 	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
-			  MIPI_DSI_MODE_LPM;
+			  MIPI_DSI_MODE_LPM | MIPI_DSI_CLOCK_NON_CONTINUOUS;
 
 	drm_panel_init(&ctx->panel, dev, &rm68200_drm_funcs,
 		       DRM_MODE_CONNECTOR_DSI);
-- 
2.17.1

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^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] drm/panel: rm68200: allow using non-continuous dsi clock
  2020-09-18 11:47 [PATCH] drm/panel: rm68200: allow using non-continuous dsi clock Yannick Fertre
@ 2020-09-24 19:50 ` Sam Ravnborg
  0 siblings, 0 replies; 2+ messages in thread
From: Sam Ravnborg @ 2020-09-24 19:50 UTC (permalink / raw)
  To: Yannick Fertre
  Cc: Antonio Borneo, Philippe Cornu, dri-devel, linux-kernel,
	David Airlie, Thierry Reding

Hi Yannick

On Fri, Sep 18, 2020 at 01:47:36PM +0200, Yannick Fertre wrote:
> The panel is able to work when dsi clock is non-continuous, thus
> the system power consumption can be reduced using such feature.
> 
> Add MIPI_DSI_CLOCK_NON_CONTINUOUS to panel's mode_flags.
> 
> Signed-off-by: Antonio Borneo <antonio.borneo@st.com>
> Signed-off-by: Yannick Fertre <yannick.fertre@st.com>

Applied to drm-misc-next.

	Sam

> ---
>  drivers/gpu/drm/panel/panel-raydium-rm68200.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/panel/panel-raydium-rm68200.c b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
> index f908eeafb1af..2b9e48b0a491 100644
> --- a/drivers/gpu/drm/panel/panel-raydium-rm68200.c
> +++ b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
> @@ -391,7 +391,7 @@ static int rm68200_probe(struct mipi_dsi_device *dsi)
>  	dsi->lanes = 2;
>  	dsi->format = MIPI_DSI_FMT_RGB888;
>  	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
> -			  MIPI_DSI_MODE_LPM;
> +			  MIPI_DSI_MODE_LPM | MIPI_DSI_CLOCK_NON_CONTINUOUS;
>  
>  	drm_panel_init(&ctx->panel, dev, &rm68200_drm_funcs,
>  		       DRM_MODE_CONNECTOR_DSI);
> -- 
> 2.17.1
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^ permalink raw reply	[flat|nested] 2+ messages in thread

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2020-09-24 19:50 ` Sam Ravnborg

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