From: abhinavk@codeaurora.org
To: Vinod Koul <vkoul@kernel.org>
Cc: Rob Clark <robdclark@gmail.com>,
Jonathan Marek <jonathan@marek.ca>,
Jeffrey Hugo <jeffrey.l.hugo@gmail.com>,
David Airlie <airlied@linux.ie>,
linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
Bjorn Andersson <bjorn.andersson@linaro.org>,
dri-devel@lists.freedesktop.org, Daniel Vetter <daniel@ffwll.ch>,
Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
freedreno@lists.freedesktop.org,
Sumit Semwal <sumit.semwal@linaro.org>
Subject: Re: [Freedreno] [PATCH 11/11] drm/msm/dsi: Pass DSC params to drm_panel
Date: Mon, 02 Aug 2021 18:22:02 -0700 [thread overview]
Message-ID: <d2fd4c9b0fd9a1e67ac5372803ed3853@codeaurora.org> (raw)
In-Reply-To: <20210715065203.709914-12-vkoul@kernel.org>
On 2021-07-14 23:52, Vinod Koul wrote:
> When DSC is enabled, we need to pass the DSC parameters to panel driver
> as well, so add a dsc parameter in panel and set it when DSC is enabled
>
> Signed-off-by: Vinod Koul <vkoul@kernel.org>
based on the comments on prev patches in the series, this will need to
be reworked
too as there wont be any priv->dsc anymore.
Also, can you also post the panel changes? Would like to see how you
will use the
dsc param there.
> ---
> drivers/gpu/drm/msm/dsi/dsi_host.c | 16 +++++++++++++++-
> include/drm/drm_panel.h | 7 +++++++
> 2 files changed, 22 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c
> b/drivers/gpu/drm/msm/dsi/dsi_host.c
> index 4e8ab1b1df8b..ee21cda243a7 100644
> --- a/drivers/gpu/drm/msm/dsi/dsi_host.c
> +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
> @@ -2193,6 +2193,7 @@ int msm_dsi_host_modeset_init(struct
> mipi_dsi_host *host,
> const struct msm_dsi_cfg_handler *cfg_hnd = msm_host->cfg_hnd;
> struct platform_device *pdev = msm_host->pdev;
> struct msm_drm_private *priv;
> + struct drm_panel *panel;
> int ret;
>
> msm_host->irq = irq_of_parse_and_map(pdev->dev.of_node, 0);
> @@ -2212,8 +2213,21 @@ int msm_dsi_host_modeset_init(struct
> mipi_dsi_host *host,
> }
>
> msm_host->dev = dev;
> + panel = msm_dsi_host_get_panel(&msm_host->base);
> priv = dev->dev_private;
> - priv->dsc = msm_host->dsc;
> +
> + if (panel && panel->dsc) {
> + struct msm_display_dsc_config *dsc = priv->dsc;
> +
> + if (!dsc) {
> + dsc = kzalloc(sizeof(*dsc), GFP_KERNEL);
> + if (!dsc)
> + return -ENOMEM;
> + dsc->drm = panel->dsc;
> + priv->dsc = dsc;
> + msm_host->dsc = dsc;
> + }
> + }
>
> ret = cfg_hnd->ops->tx_buf_alloc(msm_host, SZ_4K);
> if (ret) {
> diff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h
> index 33605c3f0eba..27a7808a29f2 100644
> --- a/include/drm/drm_panel.h
> +++ b/include/drm/drm_panel.h
> @@ -171,6 +171,13 @@ struct drm_panel {
> * Panel entry in registry.
> */
> struct list_head list;
> +
> + /**
> + * @dsc:
> + *
> + * Panel DSC pps payload to be sent
> + */
> + struct drm_dsc_config *dsc;
> };
>
> void drm_panel_init(struct drm_panel *panel, struct device *dev,
prev parent reply other threads:[~2021-08-03 1:22 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-15 6:51 [PATCH 00/11] drm/msm: Add Display Stream Compression Support Vinod Koul
2021-07-15 6:51 ` [PATCH 01/11] drm/msm/dsi: add support for dsc data Vinod Koul
2021-08-02 22:55 ` [Freedreno] " abhinavk
2021-10-06 5:24 ` Vinod Koul
2021-07-15 6:51 ` [PATCH 02/11] drm/msm/disp/dpu1: Add support for DSC Vinod Koul
2021-07-19 8:28 ` kernel test robot
2021-08-02 23:03 ` [Freedreno] " abhinavk
2021-10-06 5:36 ` Vinod Koul
2021-07-15 6:51 ` [PATCH 03/11] drm/msm/disp/dpu1: Add support for DSC in pingpong block Vinod Koul
2021-08-02 23:07 ` [Freedreno] " abhinavk
2021-07-15 6:51 ` [PATCH 04/11] drm/msm/disp/dpu1: Add DSC support in RM Vinod Koul
2021-07-29 20:23 ` Dmitry Baryshkov
2021-10-06 10:26 ` Vinod Koul
2021-08-02 23:24 ` [Freedreno] " abhinavk
2021-10-06 10:27 ` Vinod Koul
2021-07-15 6:51 ` [PATCH 05/11] drm/msm/disp/dpu1: Add DSC for SDM845 to hw_catalog Vinod Koul
2021-07-29 20:25 ` Dmitry Baryshkov
2021-10-06 10:50 ` Vinod Koul
2021-08-02 23:29 ` [Freedreno] " abhinavk
2021-10-06 10:52 ` Vinod Koul
2021-07-15 6:51 ` [PATCH 06/11] drm/msm/disp/dpu1: Add DSC support in hw_ctl Vinod Koul
2021-07-29 22:15 ` Dmitry Baryshkov
2021-10-06 12:21 ` Vinod Koul
2021-08-03 0:00 ` [Freedreno] " abhinavk
2021-10-06 12:21 ` Vinod Koul
2021-07-15 6:51 ` [PATCH 07/11] drm/msm/disp/dpu1: Don't use DSC with mode_3d Vinod Koul
2021-08-03 0:24 ` [Freedreno] " abhinavk
2021-10-06 12:22 ` Vinod Koul
2021-07-15 6:52 ` [PATCH 08/11] drm/msm/disp/dpu1: Add support for DSC in encoder Vinod Koul
2021-07-19 8:54 ` kernel test robot
2021-07-29 20:54 ` Dmitry Baryshkov
2021-10-06 12:43 ` Vinod Koul
2021-08-03 0:57 ` [Freedreno] " abhinavk
2021-10-06 12:47 ` Vinod Koul
2021-07-15 6:52 ` [PATCH 09/11] drm/msm/disp/dpu1: Add support for DSC in topology Vinod Koul
2021-08-03 1:05 ` [Freedreno] " abhinavk
2021-07-15 6:52 ` [PATCH 10/11] drm/msm/dsi: Add support for DSC configuration Vinod Koul
2021-07-29 22:10 ` Dmitry Baryshkov
2021-08-03 1:16 ` [Freedreno] " abhinavk
2021-07-15 6:52 ` [PATCH 11/11] drm/msm/dsi: Pass DSC params to drm_panel Vinod Koul
2021-08-03 1:22 ` abhinavk [this message]
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