From: Jim Shargo <jshargo@xxxxxxxxxxxx> This is a small refactor to make ConfigFS support easier. This should be a no-op refactor. Signed-off-by: Jim Shargo <jshargo@xxxxxxxxxxxx> Signed-off-by: Brandon Pollack <brpol@xxxxxxxxxxxx> --- drivers/gpu/drm/vkms/vkms_drv.c | 14 ++++++++++++-- drivers/gpu/drm/vkms/vkms_drv.h | 9 ++++++--- drivers/gpu/drm/vkms/vkms_output.c | 2 +- 3 files changed, 19 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c index 65b1e2c52106..6c94c2b5d529 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.c +++ b/drivers/gpu/drm/vkms/vkms_drv.c @@ -9,6 +9,7 @@ * the GPU in DRM API tests. */ +#include "asm-generic/errno-base.h" #include <linux/device.h> #include <linux/module.h> #include <linux/platform_device.h> @@ -171,12 +172,14 @@ static int vkms_modeset_init(struct vkms_device *vkmsdev) dev->mode_config.preferred_depth = 0; dev->mode_config.helper_private = &vkms_mode_config_helpers; - return vkms_output_init(vkmsdev, 0); + return vkmsdev->is_default ? vkms_output_init_default(vkmsdev) : + -EINVAL; } static int vkms_platform_probe(struct platform_device *pdev) { int ret; + struct vkms_device_setup *vkms_device_setup = pdev->dev.platform_data; struct vkms_device *vkms_device; void *grp; @@ -195,6 +198,7 @@ static int vkms_platform_probe(struct platform_device *pdev) vkms_device->config.cursor = enable_cursor; vkms_device->config.writeback = enable_writeback; vkms_device->config.overlay = enable_overlay; + vkms_device->is_default = vkms_device_setup->is_default; ret = dma_coerce_mask_and_coherent(vkms_device->drm.dev, DMA_BIT_MASK(64)); @@ -258,6 +262,9 @@ static int __init vkms_init(void) { int ret; struct platform_device *pdev; + struct vkms_device_setup vkms_device_setup = { + .is_default = true, + }; ret = platform_driver_register(&vkms_platform_driver); if (ret) { @@ -265,8 +272,11 @@ static int __init vkms_init(void) return ret; } - pdev = platform_device_register_simple(DRIVER_NAME, -1, NULL, 0); + pdev = platform_device_register_data(NULL, DRIVER_NAME, 0, + &vkms_device_setup, + sizeof(vkms_device_setup)); if (IS_ERR(pdev)) { + DRM_ERROR("Unable to register default vkms device\n"); platform_driver_unregister(&vkms_platform_driver); return PTR_ERR(pdev); } diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_drv.h index 761cd809617e..4262dcffd7e1 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.h +++ b/drivers/gpu/drm/vkms/vkms_drv.h @@ -132,17 +132,20 @@ struct vkms_output { struct vkms_plane planes[VKMS_MAX_PLANES]; }; -struct vkms_device; - struct vkms_config { bool writeback; bool cursor; bool overlay; }; +struct vkms_device_setup { + bool is_default; +}; + struct vkms_device { struct drm_device drm; struct platform_device *platform; + bool is_default; struct vkms_output output; struct vkms_config config; }; @@ -166,7 +169,7 @@ struct vkms_crtc *vkms_crtc_init(struct vkms_device *vkmsdev, struct drm_plane *primary, struct drm_plane *cursor); -int vkms_output_init(struct vkms_device *vkmsdev, int index); +int vkms_output_init_default(struct vkms_device *vkmsdev); struct vkms_plane *vkms_plane_init(struct vkms_device *vkmsdev, enum drm_plane_type type); diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms_output.c index 86faf94f7408..bfc2e2362c6d 100644 --- a/drivers/gpu/drm/vkms/vkms_output.c +++ b/drivers/gpu/drm/vkms/vkms_output.c @@ -80,7 +80,7 @@ static struct drm_encoder *vkms_encoder_init(struct vkms_device *vkms_device) return encoder; } -int vkms_output_init(struct vkms_device *vkmsdev, int index) +int vkms_output_init_default(struct vkms_device *vkmsdev) { struct vkms_output *output = &vkmsdev->output; struct drm_device *dev = &vkmsdev->drm; -- 2.42.0.rc1.204.g551eb34607-goog