<pre>
Hi Matthias,

Thank you for responding.

Is there anything we can do about this?

Best Regards,
Allen


On Mon, 2022-11-21 at 19:26 +0100, Matthias Brugger wrote:
>
> On 24/10/2022 04:04, xinlei.lee@mediatek.com wrote:
> > From: Xinlei Lee <xinlei.lee@mediatek.com>
> >
> > Dpi output needs to adjust the output format to dual edge for
> > MT8186.
> >
> > Co-developed-by: Jitao Shi <jitao.shi@mediatek.com>
> > Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
> > Signed-off-by: Xinlei Lee <xinlei.lee@mediatek.com>
> > Reviewed-by: CK Hu <ck.hu@mediatek.com>
> > Reviewed-by: AngeloGioacchino Del Regno <
> > angelogioacchino.delregno@collabora.com>
> > Reviewed-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
>
> I realized that I took this patch by error. I'll drop it from my tree
> now.
>
> Regards,
> Matthias
>
> > ---
> > drivers/gpu/drm/mediatek/mtk_dpi.c | 11 +++++++++++
> > 1 file changed, 11 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c
> > b/drivers/gpu/drm/mediatek/mtk_dpi.c
> > index 630a4e301ef6..ad87ecddf58d 100644
> > --- a/drivers/gpu/drm/mediatek/mtk_dpi.c
> > +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
> > @@ -15,6 +15,7 @@
> > #include <linux/of_graph.h>
> > #include <linux/pinctrl/consumer.h>
> > #include <linux/platform_device.h>
> > +#include <linux/soc/mediatek/mtk-mmsys.h>
> > #include <linux/types.h>
> >
> > #include <video/videomode.h>
> > @@ -30,6 +31,7 @@
> > #include "mtk_disp_drv.h"
> > #include "mtk_dpi_regs.h"
> > #include "mtk_drm_ddp_comp.h"
> > +#include "mtk_drm_drv.h"
> >
> > enum mtk_dpi_out_bit_num {
> > MTK_DPI_OUT_BIT_NUM_8BITS,
> > @@ -67,6 +69,7 @@ struct mtk_dpi {
> > struct drm_connector *connector;
> > void __iomem *regs;
> > struct device *dev;
> > +struct device *mmsys_dev;
> > struct clk *engine_clk;
> > struct clk *pixel_clk;
> > struct clk *tvd_clk;
> > @@ -135,6 +138,7 @@ struct mtk_dpi_yc_limit {
> > * @yuv422_en_bit: Enable bit of yuv422.
> > * @csc_enable_bit: Enable bit of CSC.
> > * @pixels_per_iter: Quantity of transferred pixels per
> > iteration.
> > + * @edge_cfg_in_mmsys: If the edge configuration for DPI's output
> > needs to be set in MMSYS.
> > */
> > struct mtk_dpi_conf {
> > unsigned int (*cal_factor)(int clock);
> > @@ -153,6 +157,7 @@ struct mtk_dpi_conf {
> > u32 yuv422_en_bit;
> > u32 csc_enable_bit;
> > u32 pixels_per_iter;
> > +bool edge_cfg_in_mmsys;
> > };
> >
> > static void mtk_dpi_mask(struct mtk_dpi *dpi, u32 offset, u32
> > val, u32 mask)
> > @@ -449,8 +454,12 @@ static void mtk_dpi_dual_edge(struct mtk_dpi
> > *dpi)
> > mtk_dpi_mask(dpi, DPI_OUTPUT_SETTING,
> > dpi->output_fmt ==
> > MEDIA_BUS_FMT_RGB888_2X12_LE ?
> > EDGE_SEL : 0, EDGE_SEL);
> > +if (dpi->conf->edge_cfg_in_mmsys)
> > +mtk_mmsys_ddp_dpi_fmt_config(dpi->mmsys_dev,
> > MTK_DPI_RGB888_DDR_CON);
> > } else {
> > mtk_dpi_mask(dpi, DPI_DDR_SETTING, DDR_EN | DDR_4PHASE,
> > 0);
> > +if (dpi->conf->edge_cfg_in_mmsys)
> > +mtk_mmsys_ddp_dpi_fmt_config(dpi->mmsys_dev,
> > MTK_DPI_RGB888_SDR_CON);
> > }
> > }
> >
> > @@ -778,8 +787,10 @@ static int mtk_dpi_bind(struct device *dev,
> > struct device *master, void *data)
> > {
> > struct mtk_dpi *dpi = dev_get_drvdata(dev);
> > struct drm_device *drm_dev = data;
> > +struct mtk_drm_private *priv = drm_dev->dev_private;
> > int ret;
> >
> > +dpi->mmsys_dev = priv->mmsys_dev;
> > ret = drm_simple_encoder_init(drm_dev, &dpi->encoder,
> > DRM_MODE_ENCODER_TMDS);
> > if (ret) {TThank you for responding.

</pre><!--type:text--><!--{--><pre>************* MEDIATEK Confidentiality Notice ********************
The information contained in this e-mail message (including any 
attachments) may be confidential, proprietary, privileged, or otherwise
exempt from disclosure under applicable laws. It is intended to be 
conveyed only to the designated recipient(s). Any use, dissemination, 
distribution, printing, retaining or copying of this e-mail (including its 
attachments) by unintended recipient(s) is strictly prohibited and may 
be unlawful. If you are not an intended recipient of this e-mail, or believe 
that you have received this e-mail in error, please notify the sender 
immediately (by replying to this e-mail), delete any and all copies of 
this e-mail (including any attachments) from your system, and do not
disclose the content of this e-mail to any other person. Thank you!
</pre><!--}-->