// SPDX-License-Identifier: GPL-2.0+
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#include <drm/drm_of.h>
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#include <drm/drm_crtc_helper.h>
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#include <drm/drm_probe_helper.h>
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#include <drm/drm_simple_kms_helper.h>
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#include <linux/component.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include "rockchip_drm_drv.h"
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#include "rockchip_drm_vop.h"
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#define XRES_DEF 1920
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#define YRES_DEF 1080
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struct vconn_device {
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struct rockchip_vconn *vconn;
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struct drm_encoder encoder;
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struct drm_connector connector;
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struct list_head list;
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int encoder_type;
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int output_type;
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int output_mode;
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int bus_format;
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int if_id;
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int vp_id_mask;
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bool connected;
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};
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struct rockchip_vconn {
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struct device *dev;
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struct drm_device *drm_dev;
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struct platform_device *pdev;
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struct list_head list_head;
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};
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#define to_vconn_device(x) container_of(x, struct vconn_device, x)
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static const struct drm_display_mode edid_cea_modes_1[] = {
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/* 1 - 640x480@60Hz 4:3 */
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{ DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
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752, 800, 0, 480, 490, 492, 525, 0,
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DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
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/* 2 - 720x480@60Hz 4:3 */
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{ DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736,
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798, 858, 0, 480, 489, 495, 525, 0,
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DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
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/* 3 - 720x480@60Hz 16:9 */
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{ DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 27000, 720, 736,
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798, 858, 0, 480, 489, 495, 525, 0,
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DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 4 - 1280x720@60Hz 16:9 */
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{ DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
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1430, 1650, 0, 720, 725, 730, 750, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 5 - 1920x1080i@60Hz 16:9 */
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{ DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
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2052, 2200, 0, 1080, 1084, 1094, 1125, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
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DRM_MODE_FLAG_INTERLACE),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 6 - 720(1440)x480i@60Hz 4:3 */
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{ DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
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801, 858, 0, 480, 488, 494, 525, 0,
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DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
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DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
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/* 7 - 720(1440)x480i@60Hz 16:9 */
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{ DRM_MODE("720x480i", DRM_MODE_TYPE_DRIVER, 13500, 720, 739,
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801, 858, 0, 480, 488, 494, 525, 0,
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DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
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DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 16 - 1920x1080@60Hz 16:9 */
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{ DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
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2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 17 - 720x576@50Hz 4:3 */
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{ DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
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796, 864, 0, 576, 581, 586, 625, 0,
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DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
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/* 18 - 720x576@50Hz 16:9 */
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{ DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 27000, 720, 732,
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796, 864, 0, 576, 581, 586, 625, 0,
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DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 19 - 1280x720@50Hz 16:9 */
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{ DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720,
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1760, 1980, 0, 720, 725, 730, 750, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 20 - 1920x1080i@50Hz 16:9 */
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{ DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2448,
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2492, 2640, 0, 1080, 1084, 1094, 1125, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
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DRM_MODE_FLAG_INTERLACE),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 21 - 720(1440)x576i@50Hz 4:3 */
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{ DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
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795, 864, 0, 576, 580, 586, 625, 0,
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DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
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DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_4_3, },
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/* 22 - 720(1440)x576i@50Hz 16:9 */
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{ DRM_MODE("720x576i", DRM_MODE_TYPE_DRIVER, 13500, 720, 732,
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795, 864, 0, 576, 580, 586, 625, 0,
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DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC |
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DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLCLK),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 31 - 1920x1080@50Hz 16:9 */
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{ DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
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2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 34 - 1920x1080@30Hz 16:9 */
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{ DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
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2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 39 - 1920x1080i@50Hz 16:9 */
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{ DRM_MODE("1920x1080i", DRM_MODE_TYPE_DRIVER, 72000, 1920, 1952,
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2120, 2304, 0, 1080, 1126, 1136, 1250, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC |
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DRM_MODE_FLAG_INTERLACE),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 62 - 1280x720@30Hz 16:9 */
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{ DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040,
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3080, 3300, 0, 720, 725, 730, 750, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 63 - 1920x1080@120Hz 16:9 */
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{ DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008,
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2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 67 - 1280x720@30Hz 64:27 */
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{ DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 3040,
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3080, 3300, 0, 720, 725, 730, 750, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 68 - 1280x720@50Hz 64:27 */
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{ DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1720,
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1760, 1980, 0, 720, 725, 730, 750, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 69 - 1280x720@60Hz 64:27 */
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{ DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 74250, 1280, 1390,
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1430, 1650, 0, 720, 725, 730, 750, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 70 - 1280x720@100Hz 64:27 */
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{ DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1720,
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1760, 1980, 0, 720, 725, 730, 750, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 71 - 1280x720@120Hz 64:27 */
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{ DRM_MODE("1280x720", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1390,
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1430, 1650, 0, 720, 725, 730, 750, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 74 - 1920x1080@30Hz 64:27 */
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{ DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 74250, 1920, 2008,
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2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 75 - 1920x1080@50Hz 64:27 */
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{ DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2448,
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2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 76 - 1920x1080@60Hz 64:27 */
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{ DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 148500, 1920, 2008,
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2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 77 - 1920x1080@100Hz 64:27 */
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{ DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2448,
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2492, 2640, 0, 1080, 1084, 1089, 1125, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 78 - 1920x1080@120Hz 64:27 */
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{ DRM_MODE("1920x1080", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2008,
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2052, 2200, 0, 1080, 1084, 1089, 1125, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 95 - 3840x2160@30Hz 16:9 */
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{ DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016,
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4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 96 - 3840x2160@50Hz 16:9 */
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{ DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896,
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4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 97 - 3840x2160@60Hz 16:9 */
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{ DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016,
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4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_16_9, },
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/* 100 - 4096x2160@30Hz 256:135 */
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{ DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 297000, 4096, 4184,
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4272, 4400, 0, 2160, 2168, 2178, 2250, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
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/* 101 - 4096x2160@50Hz 256:135 */
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{ DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 5064,
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5152, 5280, 0, 2160, 2168, 2178, 2250, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
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/* 102 - 4096x2160@60Hz 256:135 */
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{ DRM_MODE("4096x2160", DRM_MODE_TYPE_DRIVER, 594000, 4096, 4184,
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4272, 4400, 0, 2160, 2168, 2178, 2250, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_256_135, },
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/* 105 - 3840x2160@30Hz 64:27 */
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{ DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 297000, 3840, 4016,
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4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 106 - 3840x2160@50Hz 64:27 */
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{ DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4896,
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4984, 5280, 0, 2160, 2168, 2178, 2250, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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/* 107 - 3840x2160@60Hz 64:27 */
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{ DRM_MODE("3840x2160", DRM_MODE_TYPE_DRIVER, 594000, 3840, 4016,
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4104, 4400, 0, 2160, 2168, 2178, 2250, 0,
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DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC),
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.picture_aspect_ratio = HDMI_PICTURE_ASPECT_64_27, },
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};
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static int vconn_drm_add_modes_noedid(struct drm_connector *connector)
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{
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struct drm_device *dev = connector->dev;
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struct drm_display_mode *mode;
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int i, count, num_modes = 0;
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count = ARRAY_SIZE(edid_cea_modes_1);
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for (i = 0; i < count; i++) {
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const struct drm_display_mode *ptr = &edid_cea_modes_1[i];
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mode = drm_mode_duplicate(dev, ptr);
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if (mode) {
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drm_mode_probed_add(connector, mode);
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num_modes++;
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}
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}
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return num_modes;
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}
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static void rockchip_virtual_encoder_enable(struct drm_encoder *encoder)
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{
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struct vconn_device *vconn_dev = to_vconn_device(encoder);
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struct rockchip_vconn *vconn = vconn_dev->vconn;
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dev_info(vconn->dev, "encoder enable for output%d\n", ffs(vconn_dev->if_id) - 1);
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}
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static void rockchip_virtual_encoder_disable(struct drm_encoder *encoder)
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{
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struct vconn_device *vconn_dev = to_vconn_device(encoder);
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struct rockchip_vconn *vconn = vconn_dev->vconn;
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struct drm_crtc *crtc = encoder->crtc;
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struct rockchip_crtc_state *vcstate = to_rockchip_crtc_state(crtc->state);
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vcstate->output_if &= ~vconn_dev->if_id;
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dev_info(vconn->dev, "encoder disable for output%d\n", ffs(vconn_dev->if_id) - 1);
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}
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static int rockchip_virtual_encoder_atomic_check(struct drm_encoder *encoder,
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struct drm_crtc_state *crtc_state,
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struct drm_connector_state *conn_state)
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{
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return 0;
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}
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static void rockchip_virtual_encoder_mode_set(struct drm_encoder *encoder,
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struct drm_display_mode *mode,
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struct drm_display_mode *adj)
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{
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struct drm_crtc *crtc = encoder->crtc;
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struct rockchip_crtc_state *vcstate = to_rockchip_crtc_state(crtc->state);
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struct vconn_device *vconn_dev = to_vconn_device(encoder);
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struct rockchip_vconn *vconn = vconn_dev->vconn;
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vcstate->output_if |= vconn_dev->if_id;
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vcstate->output_mode = vconn_dev->output_mode;
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vcstate->output_type = vconn_dev->output_type;
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vcstate->bus_format = vconn_dev->bus_format;
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dev_info(vconn->dev, "mode set for output%d\n", ffs(vconn_dev->if_id) - 1);
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}
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static const struct drm_encoder_helper_funcs rockchip_virtual_encoder_helper_funcs = {
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.enable = rockchip_virtual_encoder_enable,
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.disable = rockchip_virtual_encoder_disable,
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.atomic_check = rockchip_virtual_encoder_atomic_check,
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.mode_set = rockchip_virtual_encoder_mode_set,
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};
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static enum drm_connector_status
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rockchip_virtual_connector_detect(struct drm_connector *connector, bool force)
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{
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struct vconn_device *vconn_dev = to_vconn_device(connector);
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if (vconn_dev->output_type == DRM_MODE_CONNECTOR_VIRTUAL)
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return vconn_dev->connected ? connector_status_connected :
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connector_status_disconnected;
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return connector_status_connected;
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}
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static void rockchip_virtual_connector_destroy(struct drm_connector *connector)
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{
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drm_connector_unregister(connector);
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drm_connector_cleanup(connector);
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}
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static const struct drm_connector_funcs rockchip_virtual_connector_funcs = {
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.detect = rockchip_virtual_connector_detect,
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.fill_modes = drm_helper_probe_single_connector_modes,
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.destroy = rockchip_virtual_connector_destroy,
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.reset = drm_atomic_helper_connector_reset,
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.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
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.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
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};
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static int vvop_conn_get_modes(struct drm_connector *connector)
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{
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int count;
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count = vconn_drm_add_modes_noedid(connector);
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drm_set_preferred_mode(connector, XRES_DEF, YRES_DEF);
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return count;
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}
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static const struct drm_connector_helper_funcs rockchip_virtual_connector_helper_funcs = {
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.get_modes = vvop_conn_get_modes,
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};
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static int rockchip_virtual_connector_register(struct rockchip_vconn *vconn)
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{
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struct vconn_device *vconn_dev, *n;
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struct drm_encoder *encoder;
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struct drm_connector *connector;
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int ret;
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list_for_each_entry_safe(vconn_dev, n, &vconn->list_head, list) {
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encoder = &vconn_dev->encoder;
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connector = &vconn_dev->connector;
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encoder->possible_crtcs = vconn_dev->vp_id_mask;
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drm_encoder_helper_add(encoder, &rockchip_virtual_encoder_helper_funcs);
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ret = drm_simple_encoder_init(vconn->drm_dev, encoder, vconn_dev->encoder_type);
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if (ret < 0) {
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dev_err(vconn->dev, "failed to register encoder for output%d",
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ffs(vconn_dev->if_id) - 1);
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return ret;
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}
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drm_connector_helper_add(connector, &rockchip_virtual_connector_helper_funcs);
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ret = drm_connector_init(vconn->drm_dev, connector,
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&rockchip_virtual_connector_funcs, vconn_dev->output_type);
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if (ret) {
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dev_err(vconn->dev, "Failed to initialize connector for output%d\n",
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ffs(vconn_dev->if_id) - 1);
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return ret;
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}
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drm_connector_attach_encoder(connector, encoder);
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}
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return 0;
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}
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static int rockchip_vconn_parse_vp_id(struct rockchip_vconn *vconn, const char *name)
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{
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struct device_node *np = vconn->dev->of_node;
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char propname[16];
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int ret;
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u32 id;
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if (strlen(name) > 6) {
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dev_err(vconn->dev, "invalid connector name %s\n", name);
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return -EINVAL;
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}
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snprintf(propname, sizeof(propname), "%s-enable", name);
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if (of_property_read_bool(np, propname)) {
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snprintf(propname, sizeof(propname), "%s-vp-id", name);
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ret = of_property_read_u32(np, propname, &id);
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if (ret < 0) {
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dev_err(vconn->dev, "no specific vp-id for %s\n", name);
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return ret;
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}
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return id;
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}
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return -ENODEV;
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}
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static int rockchip_vconn_get_encoder_type(int conn_type)
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{
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if (conn_type == DRM_MODE_CONNECTOR_DSI)
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return DRM_MODE_ENCODER_DSI;
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else if (conn_type == DRM_MODE_CONNECTOR_DPI)
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return DRM_MODE_ENCODER_DPI;
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else if (conn_type == DRM_MODE_CONNECTOR_VIRTUAL)
|
return DRM_MODE_ENCODER_VIRTUAL;
|
else
|
return DRM_MODE_ENCODER_TMDS;
|
}
|
|
static int rockchip_vconn_device_create(struct rockchip_vconn *vconn,
|
const char *name,
|
int conn_type,
|
int output_mode,
|
int bus_format,
|
int if_id)
|
{
|
struct vconn_device *vconn_dev;
|
int id;
|
|
id = rockchip_vconn_parse_vp_id(vconn, name);
|
if (id >= 0) {
|
vconn_dev = devm_kzalloc(vconn->dev, sizeof(*vconn_dev), GFP_KERNEL);
|
if (!vconn_dev)
|
return -ENOMEM;
|
vconn_dev->vconn = vconn;
|
vconn_dev->encoder_type = rockchip_vconn_get_encoder_type(conn_type);
|
vconn_dev->output_type = conn_type;
|
vconn_dev->output_mode = output_mode;
|
vconn_dev->bus_format = bus_format;
|
vconn_dev->if_id = if_id;
|
vconn_dev->vp_id_mask = BIT(id);
|
list_add_tail(&vconn_dev->list, &vconn->list_head);
|
}
|
|
return 0;
|
}
|
|
static int rockchip_virtual_connectors_create(struct rockchip_vconn *vconn)
|
{
|
struct device_node *np = vconn->dev->of_node;
|
struct vconn_device *vconn_dev;
|
char propname[64];
|
u32 count;
|
int i;
|
int ret;
|
|
ret = of_property_read_u32(np, "virtual-connector-count", &count);
|
if (ret)
|
return ret;
|
|
for (i = 0; i < count; i++) {
|
vconn_dev = devm_kzalloc(vconn->dev, sizeof(*vconn_dev), GFP_KERNEL);
|
if (!vconn_dev)
|
return -ENOMEM;
|
snprintf(propname, sizeof(propname), "virtual%d-disconnected", i);
|
vconn_dev->connected = !of_property_read_bool(np, propname);
|
vconn_dev->vconn = vconn;
|
vconn_dev->encoder_type = DRM_MODE_ENCODER_VIRTUAL;
|
vconn_dev->output_type = DRM_MODE_CONNECTOR_VIRTUAL;
|
vconn_dev->output_mode = ROCKCHIP_OUT_MODE_AAAA;
|
vconn_dev->bus_format = MEDIA_BUS_FMT_FIXED;
|
vconn_dev->if_id = 0;
|
vconn_dev->vp_id_mask = 0;
|
list_add_tail(&vconn_dev->list, &vconn->list_head);
|
}
|
|
return 0;
|
}
|
|
static int rockchip_virtual_connector_bind(struct device *dev, struct device *master, void *data)
|
{
|
struct platform_device *pdev = to_platform_device(dev);
|
struct drm_device *drm = data;
|
struct rockchip_vconn *vconn;
|
|
if (!pdev->dev.of_node)
|
return -ENODEV;
|
|
vconn = devm_kzalloc(&pdev->dev, sizeof(*vconn), GFP_KERNEL);
|
if (!vconn)
|
return -ENOMEM;
|
vconn->dev = dev;
|
vconn->drm_dev = drm;
|
|
INIT_LIST_HEAD(&vconn->list_head);
|
|
rockchip_vconn_device_create(vconn, "hdmi0", DRM_MODE_CONNECTOR_HDMIA,
|
ROCKCHIP_OUT_MODE_AAAA, MEDIA_BUS_FMT_RGB888_1X24,
|
VOP_OUTPUT_IF_HDMI0);
|
|
rockchip_vconn_device_create(vconn, "hdmi1", DRM_MODE_CONNECTOR_HDMIA,
|
ROCKCHIP_OUT_MODE_AAAA, MEDIA_BUS_FMT_RGB888_1X24,
|
VOP_OUTPUT_IF_HDMI1);
|
|
rockchip_vconn_device_create(vconn, "dp0", DRM_MODE_CONNECTOR_DisplayPort,
|
ROCKCHIP_OUT_MODE_AAAA, MEDIA_BUS_FMT_RGB888_1X24,
|
VOP_OUTPUT_IF_DP0);
|
|
rockchip_vconn_device_create(vconn, "dp1", DRM_MODE_CONNECTOR_DisplayPort,
|
ROCKCHIP_OUT_MODE_AAAA, MEDIA_BUS_FMT_RGB888_1X24,
|
VOP_OUTPUT_IF_DP1);
|
|
rockchip_vconn_device_create(vconn, "edp0", DRM_MODE_CONNECTOR_eDP,
|
ROCKCHIP_OUT_MODE_AAAA, MEDIA_BUS_FMT_RGB888_1X24,
|
VOP_OUTPUT_IF_eDP0);
|
|
rockchip_vconn_device_create(vconn, "edp0", DRM_MODE_CONNECTOR_eDP,
|
ROCKCHIP_OUT_MODE_AAAA, MEDIA_BUS_FMT_RGB888_1X24,
|
VOP_OUTPUT_IF_eDP1);
|
|
rockchip_vconn_device_create(vconn, "mipi0", DRM_MODE_CONNECTOR_DSI,
|
ROCKCHIP_OUT_MODE_P888, MEDIA_BUS_FMT_RGB888_1X24,
|
VOP_OUTPUT_IF_MIPI0);
|
|
rockchip_vconn_device_create(vconn, "mipi1", DRM_MODE_CONNECTOR_DSI,
|
ROCKCHIP_OUT_MODE_P888, MEDIA_BUS_FMT_RGB888_1X24,
|
VOP_OUTPUT_IF_MIPI1);
|
|
rockchip_vconn_device_create(vconn, "rgb", DRM_MODE_CONNECTOR_DPI,
|
ROCKCHIP_OUT_MODE_P888, MEDIA_BUS_FMT_RGB888_1X24,
|
VOP_OUTPUT_IF_RGB);
|
|
rockchip_virtual_connectors_create(vconn);
|
|
platform_set_drvdata(pdev, vconn);
|
|
rockchip_virtual_connector_register(vconn);
|
|
return 0;
|
}
|
|
static void rockchip_virtual_connector_unbind(struct device *dev, struct device *master,
|
void *data)
|
{
|
}
|
|
static const struct component_ops rockchip_virtual_connector_ops = {
|
.bind = rockchip_virtual_connector_bind,
|
.unbind = rockchip_virtual_connector_unbind,
|
};
|
|
static int rockchip_virtual_connector_probe(struct platform_device *pdev)
|
{
|
return component_add(&pdev->dev, &rockchip_virtual_connector_ops);
|
}
|
|
static void rockchip_virtual_connector_shutdown(struct platform_device *pdev)
|
{
|
}
|
|
static int rockchip_virtual_connector_remove(struct platform_device *pdev)
|
{
|
component_del(&pdev->dev, &rockchip_virtual_connector_ops);
|
|
return 0;
|
}
|
|
static const struct of_device_id rockchip_virtual_connector_dt_ids[] = {
|
{ .compatible = "rockchip,virtual-connector",
|
},
|
{},
|
};
|
MODULE_DEVICE_TABLE(of, rockchip_virtual_connector_dt_ids);
|
|
struct platform_driver vconn_platform_driver = {
|
.probe = rockchip_virtual_connector_probe,
|
.remove = rockchip_virtual_connector_remove,
|
.shutdown = rockchip_virtual_connector_shutdown,
|
.driver = {
|
.name = "drm-virtual-connector",
|
.of_match_table = rockchip_virtual_connector_dt_ids,
|
},
|
};
|
