diff options
Diffstat (limited to 'drivers/gpu/drm/xlnx/zynqmp_kms.c')
| -rw-r--r-- | drivers/gpu/drm/xlnx/zynqmp_kms.c | 43 |
1 files changed, 29 insertions, 14 deletions
diff --git a/drivers/gpu/drm/xlnx/zynqmp_kms.c b/drivers/gpu/drm/xlnx/zynqmp_kms.c index 43bf416b33d5..02f3a7d78cf8 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_kms.c +++ b/drivers/gpu/drm/xlnx/zynqmp_kms.c @@ -9,6 +9,7 @@ * - Laurent Pinchart <laurent.pinchart@ideasonboard.com> */ +#include <drm/clients/drm_client_setup.h> #include <drm/drm_atomic.h> #include <drm/drm_atomic_helper.h> #include <drm/drm_blend.h> @@ -18,6 +19,7 @@ #include <drm/drm_crtc.h> #include <drm/drm_device.h> #include <drm/drm_drv.h> +#include <drm/drm_dumb_buffers.h> #include <drm/drm_encoder.h> #include <drm/drm_fbdev_dma.h> #include <drm/drm_fourcc.h> @@ -120,9 +122,13 @@ static void zynqmp_dpsub_plane_atomic_update(struct drm_plane *plane, zynqmp_disp_blend_set_global_alpha(dpsub->disp, true, plane->state->alpha >> 8); - /* Enable or re-enable the plane if the format has changed. */ - if (format_changed) - zynqmp_disp_layer_enable(layer); + /* + * Unconditionally enable the layer, as it may have been disabled + * previously either explicitly to reconfigure layer format, or + * implicitly after DPSUB reset during display mode change. DRM + * framework calls this callback for enabled planes only. + */ + zynqmp_disp_layer_enable(layer); } static const struct drm_plane_helper_funcs zynqmp_dpsub_plane_helper_funcs = { @@ -358,16 +364,19 @@ static int zynqmp_dpsub_dumb_create(struct drm_file *file_priv, struct drm_mode_create_dumb *args) { struct zynqmp_dpsub *dpsub = to_zynqmp_dpsub(drm); - unsigned int pitch = DIV_ROUND_UP(args->width * args->bpp, 8); + int ret; /* Enforce the alignment constraints of the DMA engine. */ - args->pitch = ALIGN(pitch, dpsub->dma_align); + ret = drm_mode_size_dumb(drm, args, dpsub->dma_align, 0); + if (ret) + return ret; return drm_gem_dma_dumb_create_internal(file_priv, drm, args); } static struct drm_framebuffer * zynqmp_dpsub_fb_create(struct drm_device *drm, struct drm_file *file_priv, + const struct drm_format_info *info, const struct drm_mode_fb_cmd2 *mode_cmd) { struct zynqmp_dpsub *dpsub = to_zynqmp_dpsub(drm); @@ -378,7 +387,7 @@ zynqmp_dpsub_fb_create(struct drm_device *drm, struct drm_file *file_priv, for (i = 0; i < ARRAY_SIZE(cmd.pitches); ++i) cmd.pitches[i] = ALIGN(cmd.pitches[i], dpsub->dma_align); - return drm_gem_fb_create(drm, file_priv, &cmd); + return drm_gem_fb_create(drm, file_priv, info, &cmd); } static const struct drm_mode_config_funcs zynqmp_dpsub_mode_config_funcs = { @@ -398,12 +407,12 @@ static const struct drm_driver zynqmp_dpsub_drm_driver = { DRIVER_ATOMIC, DRM_GEM_DMA_DRIVER_OPS_WITH_DUMB_CREATE(zynqmp_dpsub_dumb_create), + DRM_FBDEV_DMA_DRIVER_OPS, .fops = &zynqmp_dpsub_drm_fops, .name = "zynqmp-dpsub", .desc = "Xilinx DisplayPort Subsystem Driver", - .date = "20130509", .major = 1, .minor = 0, }; @@ -433,23 +442,28 @@ static int zynqmp_dpsub_kms_init(struct zynqmp_dpsub *dpsub) DRM_BRIDGE_ATTACH_NO_CONNECTOR); if (ret) { dev_err(dpsub->dev, "failed to attach bridge to encoder\n"); - return ret; + goto err_encoder; } /* Create the connector for the chain of bridges. */ connector = drm_bridge_connector_init(&dpsub->drm->dev, encoder); if (IS_ERR(connector)) { dev_err(dpsub->dev, "failed to created connector\n"); - return PTR_ERR(connector); + ret = PTR_ERR(connector); + goto err_encoder; } ret = drm_connector_attach_encoder(connector, encoder); if (ret < 0) { dev_err(dpsub->dev, "failed to attach connector to encoder\n"); - return ret; + goto err_encoder; } return 0; + +err_encoder: + drm_encoder_cleanup(encoder); + return ret; } static void zynqmp_dpsub_drm_release(struct drm_device *drm, void *res) @@ -500,12 +514,12 @@ int zynqmp_dpsub_drm_init(struct zynqmp_dpsub *dpsub) if (ret) return ret; - drm_kms_helper_poll_init(drm); - ret = zynqmp_dpsub_kms_init(dpsub); if (ret < 0) goto err_poll_fini; + drm_kms_helper_poll_init(drm); + /* Reset all components and register the DRM device. */ drm_mode_config_reset(drm); @@ -514,7 +528,7 @@ int zynqmp_dpsub_drm_init(struct zynqmp_dpsub *dpsub) goto err_poll_fini; /* Initialize fbdev generic emulation. */ - drm_fbdev_dma_setup(drm, 24); + drm_client_setup_with_fourcc(drm, DRM_FORMAT_RGB888); return 0; @@ -527,7 +541,8 @@ void zynqmp_dpsub_drm_cleanup(struct zynqmp_dpsub *dpsub) { struct drm_device *drm = &dpsub->drm->dev; - drm_dev_unregister(drm); + drm_dev_unplug(drm); drm_atomic_helper_shutdown(drm); + drm_encoder_cleanup(&dpsub->drm->encoder); drm_kms_helper_poll_fini(drm); } |