[Freedreno] [DPU PATCH v2 1/2] drm/msm/dsi-staging: remove support for partial update

Sean Paul seanpaul at chromium.org
Thu Mar 1 15:48:39 UTC 2018


On Tue, Feb 27, 2018 at 06:55:10PM -0800, Jeykumar Sankaran wrote:
> Remove support partial update and related changes from dsi-staging
> since the DPU dependencies are getting cleaned up.
> 

Can you please add a "Changes in v2:" section to the commit message 
summarizing what you've changed since the last version? This is super
helpful for reviewers.

> Change-Id: I02462f520cdf99c8445b18e60212ca46155f9710

I forgot this during my last patchset too, but please try to strip the Change-Id
tag.

With the commit message changes,

Reviewed-by: Sean Paul <seanpaul at chromium.org>


> Signed-off-by: Jeykumar Sankaran <jsanka at codeaurora.org>
> ---
>  drivers/gpu/drm/msm/dsi-staging/dsi_display.c | 104 +-------------------------
>  drivers/gpu/drm/msm/dsi-staging/dsi_display.h |   5 +-
>  drivers/gpu/drm/msm/dsi-staging/dsi_drm.c     |  26 +------
>  drivers/gpu/drm/msm/dsi-staging/dsi_drm.h     |   4 +-
>  drivers/gpu/drm/msm/dsi-staging/dsi_panel.c   |  85 ---------------------
>  drivers/gpu/drm/msm/dsi-staging/dsi_panel.h   |   2 -
>  6 files changed, 7 insertions(+), 219 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/dsi-staging/dsi_display.c b/drivers/gpu/drm/msm/dsi-staging/dsi_display.c
> index 72055dc..31b7d7e 100644
> --- a/drivers/gpu/drm/msm/dsi-staging/dsi_display.c
> +++ b/drivers/gpu/drm/msm/dsi-staging/dsi_display.c
> @@ -3414,9 +3414,6 @@ int dsi_display_get_info(struct msm_display_info *info, void *disp)
>  		break;
>  	}
>  
> -	memcpy(&info->roi_caps, &display->panel->roi_caps,
> -			sizeof(info->roi_caps));
> -
>  error:
>  	mutex_unlock(&display->display_lock);
>  	return rc;
> @@ -3941,104 +3938,7 @@ int dsi_display_prepare(struct dsi_display *display)
>  	return rc;
>  }
>  
> -static int dsi_display_calc_ctrl_roi(const struct dsi_display *display,
> -		const struct dsi_display_ctrl *ctrl,
> -		const struct msm_roi_list *req_rois,
> -		struct dsi_rect *out_roi)
> -{
> -	const struct dsi_rect *bounds = &ctrl->ctrl->mode_bounds;
> -	struct dsi_rect req_roi = { 0 };
> -	int rc = 0;
> -
> -	if (req_rois->num_rects > display->panel->roi_caps.num_roi) {
> -		pr_err("request for %d rois greater than max %d\n",
> -				req_rois->num_rects,
> -				display->panel->roi_caps.num_roi);
> -		rc = -EINVAL;
> -		goto exit;
> -	}
> -
> -	/**
> -	 * if no rois, user wants to reset back to full resolution
> -	 * note: h_active is already divided by ctrl_count
> -	 */
> -	if (!req_rois->num_rects) {
> -		*out_roi = *bounds;
> -		goto exit;
> -	}
> -
> -	/* intersect with the bounds */
> -	req_roi.x = req_rois->roi[0].x1;
> -	req_roi.y = req_rois->roi[0].y1;
> -	req_roi.w = req_rois->roi[0].x2 - req_rois->roi[0].x1;
> -	req_roi.h = req_rois->roi[0].y2 - req_rois->roi[0].y1;
> -	dsi_rect_intersect(&req_roi, bounds, out_roi);
> -
> -exit:
> -	/* adjust the ctrl origin to be top left within the ctrl */
> -	out_roi->x = out_roi->x - bounds->x;
> -
> -	pr_debug("ctrl%d:%d: req (%d,%d,%d,%d) bnd (%d,%d,%d,%d) out (%d,%d,%d,%d)\n",
> -			ctrl->dsi_ctrl_idx, ctrl->ctrl->cell_index,
> -			req_roi.x, req_roi.y, req_roi.w, req_roi.h,
> -			bounds->x, bounds->y, bounds->w, bounds->h,
> -			out_roi->x, out_roi->y, out_roi->w, out_roi->h);
> -
> -	return rc;
> -}
> -
> -static int dsi_display_set_roi(struct dsi_display *display,
> -		struct msm_roi_list *rois)
> -{
> -	int rc = 0;
> -	int i;
> -
> -	if (!display || !rois || !display->panel)
> -		return -EINVAL;
> -
> -	if (!display->panel->roi_caps.enabled)
> -		return 0;
> -
> -	for (i = 0; i < display->ctrl_count; i++) {
> -		struct dsi_display_ctrl *ctrl = &display->ctrl[i];
> -		struct dsi_rect ctrl_roi;
> -		bool changed = false;
> -
> -		rc = dsi_display_calc_ctrl_roi(display, ctrl, rois, &ctrl_roi);
> -		if (rc) {
> -			pr_err("dsi_display_calc_ctrl_roi failed rc %d\n", rc);
> -			return rc;
> -		}
> -
> -		rc = dsi_ctrl_set_roi(ctrl->ctrl, &ctrl_roi, &changed);
> -		if (rc) {
> -			pr_err("dsi_ctrl_set_roi failed rc %d\n", rc);
> -			return rc;
> -		}
> -
> -		if (!changed)
> -			continue;
> -
> -		/* send the new roi to the panel via dcs commands */
> -		rc = dsi_panel_send_roi_dcs(display->panel, i, &ctrl_roi);
> -		if (rc) {
> -			pr_err("dsi_panel_set_roi failed rc %d\n", rc);
> -			return rc;
> -		}
> -
> -		/* re-program the ctrl with the timing based on the new roi */
> -		rc = dsi_ctrl_setup(ctrl->ctrl);
> -		if (rc) {
> -			pr_err("dsi_ctrl_setup failed rc %d\n", rc);
> -			return rc;
> -		}
> -	}
> -
> -	return rc;
> -}
> -
> -int dsi_display_pre_kickoff(struct dsi_display *display,
> -		struct msm_display_kickoff_params *params)
> +int dsi_display_pre_kickoff(struct dsi_display *display)
>  {
>  	int rc = 0;
>  
> @@ -4046,8 +3946,6 @@ int dsi_display_pre_kickoff(struct dsi_display *display,
>  	if (display->misr_enable)
>  		_dsi_display_setup_misr(display);
>  
> -	rc = dsi_display_set_roi(display, params->rois);
> -
>  	return rc;
>  }
>  
> diff --git a/drivers/gpu/drm/msm/dsi-staging/dsi_display.h b/drivers/gpu/drm/msm/dsi-staging/dsi_display.h
> index b23a84d..a0f9ccf 100644
> --- a/drivers/gpu/drm/msm/dsi-staging/dsi_display.h
> +++ b/drivers/gpu/drm/msm/dsi-staging/dsi_display.h
> @@ -524,11 +524,10 @@ int dsi_display_set_power(struct drm_connector *connector,
>  /*
>   * dsi_display_pre_kickoff - program kickoff-time features
>   * @display: Pointer to private display structure
> - * @params: Parameters for kickoff-time programming
>   * Returns: Zero on success
>   */
> -int dsi_display_pre_kickoff(struct dsi_display *display,
> -		struct msm_display_kickoff_params *params);
> +int dsi_display_pre_kickoff(struct dsi_display *display);
> +
>  /**
>   * dsi_display_get_dst_format() - get dst_format from DSI display
>   * @display:         Handle to display
> diff --git a/drivers/gpu/drm/msm/dsi-staging/dsi_drm.c b/drivers/gpu/drm/msm/dsi-staging/dsi_drm.c
> index 6847c53..017f881 100644
> --- a/drivers/gpu/drm/msm/dsi-staging/dsi_drm.c
> +++ b/drivers/gpu/drm/msm/dsi-staging/dsi_drm.c
> @@ -443,25 +443,6 @@ int dsi_conn_post_init(struct drm_connector *connector,
>  		break;
>  	}
>  
> -	if (panel->roi_caps.enabled) {
> -		dpu_kms_info_add_keyint(info, "partial_update_num_roi",
> -				panel->roi_caps.num_roi);
> -		dpu_kms_info_add_keyint(info, "partial_update_xstart",
> -				panel->roi_caps.align.xstart_pix_align);
> -		dpu_kms_info_add_keyint(info, "partial_update_walign",
> -				panel->roi_caps.align.width_pix_align);
> -		dpu_kms_info_add_keyint(info, "partial_update_wmin",
> -				panel->roi_caps.align.min_width);
> -		dpu_kms_info_add_keyint(info, "partial_update_ystart",
> -				panel->roi_caps.align.ystart_pix_align);
> -		dpu_kms_info_add_keyint(info, "partial_update_halign",
> -				panel->roi_caps.align.height_pix_align);
> -		dpu_kms_info_add_keyint(info, "partial_update_hmin",
> -				panel->roi_caps.align.min_height);
> -		dpu_kms_info_add_keyint(info, "partial_update_roimerge",
> -				panel->roi_caps.merge_rois);
> -	}
> -
>  end:
>  	return 0;
>  }
> @@ -598,15 +579,14 @@ enum drm_mode_status dsi_conn_mode_valid(struct drm_connector *connector,
>  }
>  
>  int dsi_conn_pre_kickoff(struct drm_connector *connector,
> -		void *display,
> -		struct msm_display_kickoff_params *params)
> +		void *display)
>  {
> -	if (!connector || !display || !params) {
> +	if (!connector || !display) {
>  		pr_err("Invalid params\n");
>  		return -EINVAL;
>  	}
>  
> -	return dsi_display_pre_kickoff(display, params);
> +	return dsi_display_pre_kickoff(display);
>  }
>  
>  void dsi_conn_enable_event(struct drm_connector *connector,
> diff --git a/drivers/gpu/drm/msm/dsi-staging/dsi_drm.h b/drivers/gpu/drm/msm/dsi-staging/dsi_drm.h
> index f427340..38de33c 100644
> --- a/drivers/gpu/drm/msm/dsi-staging/dsi_drm.h
> +++ b/drivers/gpu/drm/msm/dsi-staging/dsi_drm.h
> @@ -112,12 +112,10 @@ struct dsi_bridge *dsi_drm_bridge_init(struct dsi_display *display,
>   * dsi_display_pre_kickoff - program kickoff-time features
>   * @connector: Pointer to drm connector structure
>   * @display: Pointer to private display structure
> - * @params: Parameters for kickoff-time programming
>   * Returns: Zero on success
>   */
>  int dsi_conn_pre_kickoff(struct drm_connector *connector,
> -		void *display,
> -		struct msm_display_kickoff_params *params);
> +		void *display);
>  
>  /**
>   * dsi_display_post_kickoff - program post kickoff-time features
> diff --git a/drivers/gpu/drm/msm/dsi-staging/dsi_panel.c b/drivers/gpu/drm/msm/dsi-staging/dsi_panel.c
> index 2d94e5f..fd20eba 100644
> --- a/drivers/gpu/drm/msm/dsi-staging/dsi_panel.c
> +++ b/drivers/gpu/drm/msm/dsi-staging/dsi_panel.c
> @@ -2331,87 +2331,6 @@ static int dsi_panel_parse_topology(
>  	return rc;
>  }
>  
> -static int dsi_panel_parse_roi_alignment(struct device_node *of_node,
> -					 struct msm_roi_alignment *align)
> -{
> -	int len = 0, rc = 0;
> -	u32 value[6];
> -	struct property *data;
> -
> -	if (!align || !of_node)
> -		return -EINVAL;
> -
> -	memset(align, 0, sizeof(*align));
> -
> -	data = of_find_property(of_node, "qcom,panel-roi-alignment", &len);
> -	len /= sizeof(u32);
> -	if (!data) {
> -		pr_err("panel roi alignment not found\n");
> -		rc = -EINVAL;
> -	} else if (len != 6) {
> -		pr_err("incorrect roi alignment len %d\n", len);
> -		rc = -EINVAL;
> -	} else {
> -		rc = of_property_read_u32_array(of_node,
> -				"qcom,panel-roi-alignment", value, len);
> -		if (rc)
> -			pr_debug("error reading panel roi alignment values\n");
> -		else {
> -			align->xstart_pix_align = value[0];
> -			align->ystart_pix_align = value[1];
> -			align->width_pix_align = value[2];
> -			align->height_pix_align = value[3];
> -			align->min_width = value[4];
> -			align->min_height = value[5];
> -		}
> -
> -		pr_info("roi alignment: [%d, %d, %d, %d, %d, %d]\n",
> -			align->xstart_pix_align,
> -			align->width_pix_align,
> -			align->ystart_pix_align,
> -			align->height_pix_align,
> -			align->min_width,
> -			align->min_height);
> -	}
> -
> -	return rc;
> -}
> -
> -static int dsi_panel_parse_partial_update_caps(struct dsi_panel *panel,
> -					       struct device_node *of_node)
> -{
> -	struct msm_roi_caps *roi_caps = &panel->roi_caps;
> -	const char *data;
> -	int rc = 0;
> -
> -	memset(roi_caps, 0, sizeof(*roi_caps));
> -
> -	data = of_get_property(of_node, "qcom,partial-update-enabled", NULL);
> -	if (data) {
> -		if (!strcmp(data, "dual_roi"))
> -			roi_caps->num_roi = 2;
> -		else
> -			roi_caps->num_roi = 1;
> -	}
> -
> -	roi_caps->merge_rois = of_property_read_bool(of_node,
> -			"qcom,partial-update-roi-merge");
> -
> -	roi_caps->enabled = roi_caps->num_roi > 0;
> -
> -	pr_info("partial update num_rois=%d enabled=%d\n", roi_caps->num_roi,
> -			roi_caps->enabled);
> -
> -	if (roi_caps->enabled)
> -		rc = dsi_panel_parse_roi_alignment(of_node,
> -				&panel->roi_caps.align);
> -
> -	if (rc)
> -		memset(roi_caps, 0, sizeof(*roi_caps));
> -
> -	return rc;
> -}
> -
>  static int dsi_panel_parse_dms_info(struct dsi_panel *panel,
>  	struct device_node *of_node)
>  {
> @@ -2703,10 +2622,6 @@ struct dsi_panel *dsi_panel_get(struct device *parent,
>  	if (rc)
>  		pr_err("failed to parse hdr config, rc=%d\n", rc);
>  
> -	rc = dsi_panel_parse_partial_update_caps(panel, of_node);
> -	if (rc)
> -		pr_debug("failed to partial update caps, rc=%d\n", rc);
> -
>  	rc = dsi_panel_get_mode_count(panel, of_node);
>  	if (rc) {
>  		pr_err("failed to get mode count, rc=%d\n", rc);
> diff --git a/drivers/gpu/drm/msm/dsi-staging/dsi_panel.h b/drivers/gpu/drm/msm/dsi-staging/dsi_panel.h
> index c26a5db..3b1b47c 100644
> --- a/drivers/gpu/drm/msm/dsi-staging/dsi_panel.h
> +++ b/drivers/gpu/drm/msm/dsi-staging/dsi_panel.h
> @@ -155,8 +155,6 @@ struct dsi_panel {
>  	enum dsi_op_mode panel_mode;
>  
>  	struct dsi_dfps_capabilities dfps_caps;
> -	struct msm_roi_caps roi_caps;
> -
>  	struct dsi_panel_phy_props phy_props;
>  
>  	struct dsi_display_mode *cur_mode;
> -- 
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
> 

-- 
Sean Paul, Software Engineer, Google / Chromium OS


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