* [PATCH v2] drm/panel: otm8009a: allow using non-continuous dsi clock
@ 2020-09-22 7:42 Yannick Fertre
2020-09-24 20:39 ` Sam Ravnborg
0 siblings, 1 reply; 2+ messages in thread
From: Yannick Fertre @ 2020-09-22 7:42 UTC (permalink / raw)
To: Yannick Fertre, Philippe Cornu, Antonio Borneo, Vincent Abriou,
David Airlie, Daniel Vetter, Maxime Coquelin, Alexandre Torgue,
dri-devel, linux-stm32, linux-arm-kernel, linux-kernel
From: Antonio Borneo <antonio.borneo@st.com>
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.
Changes in v2:
- Added my signed-off
Signed-off-by: Antonio Borneo <antonio.borneo@st.com>
Signed-off-by: Yannick Fertre <yannick.fertre@st.com>
---
drivers/gpu/drm/panel/panel-orisetech-otm8009a.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
index b6e377aa1131..6ac1accade80 100644
--- a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
+++ b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
@@ -452,7 +452,7 @@ static int otm8009a_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, &otm8009a_drm_funcs,
DRM_MODE_CONNECTOR_DSI);
--
2.17.1
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH v2] drm/panel: otm8009a: allow using non-continuous dsi clock
2020-09-22 7:42 [PATCH v2] drm/panel: otm8009a: allow using non-continuous dsi clock Yannick Fertre
@ 2020-09-24 20:39 ` Sam Ravnborg
0 siblings, 0 replies; 2+ messages in thread
From: Sam Ravnborg @ 2020-09-24 20:39 UTC (permalink / raw)
To: Yannick Fertre
Cc: Philippe Cornu, Antonio Borneo, Vincent Abriou, David Airlie,
Daniel Vetter, Maxime Coquelin, Alexandre Torgue, dri-devel,
linux-stm32, linux-arm-kernel, linux-kernel
On Tue, Sep 22, 2020 at 09:42:53AM +0200, Yannick Fertre wrote:
> From: Antonio Borneo <antonio.borneo@st.com>
>
> 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.
>
> Changes in v2:
> - Added my signed-off
>
> 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-orisetech-otm8009a.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
> index b6e377aa1131..6ac1accade80 100644
> --- a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
> +++ b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
> @@ -452,7 +452,7 @@ static int otm8009a_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, &otm8009a_drm_funcs,
> DRM_MODE_CONNECTOR_DSI);
> --
> 2.17.1
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
^ permalink raw reply [flat|nested] 2+ messages in thread
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2020-09-22 7:42 [PATCH v2] drm/panel: otm8009a: allow using non-continuous dsi clock Yannick Fertre
2020-09-24 20:39 ` Sam Ravnborg
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