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 --- 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,