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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.c | |
parent | Initial commit. (diff) | |
download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.c')
-rw-r--r-- | drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.c new file mode 100644 index 000000000..ddc68e476 --- /dev/null +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.c @@ -0,0 +1,59 @@ +/* + * Copyright 2015 Freescale Semiconductor, Inc. + * + * Freescale DCU drm device driver + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <drm/drmP.h> +#include <drm/drm_atomic_helper.h> +#include <drm/drm_crtc_helper.h> +#include <drm/drm_fb_cma_helper.h> +#include <drm/drm_gem_framebuffer_helper.h> + +#include "fsl_dcu_drm_crtc.h" +#include "fsl_dcu_drm_drv.h" + +static const struct drm_mode_config_funcs fsl_dcu_drm_mode_config_funcs = { + .atomic_check = drm_atomic_helper_check, + .atomic_commit = drm_atomic_helper_commit, + .fb_create = drm_gem_fb_create, +}; + +int fsl_dcu_drm_modeset_init(struct fsl_dcu_drm_device *fsl_dev) +{ + int ret; + + drm_mode_config_init(fsl_dev->drm); + + fsl_dev->drm->mode_config.min_width = 0; + fsl_dev->drm->mode_config.min_height = 0; + fsl_dev->drm->mode_config.max_width = 2031; + fsl_dev->drm->mode_config.max_height = 2047; + fsl_dev->drm->mode_config.funcs = &fsl_dcu_drm_mode_config_funcs; + + ret = fsl_dcu_drm_crtc_create(fsl_dev); + if (ret) + goto err; + + ret = fsl_dcu_drm_encoder_create(fsl_dev, &fsl_dev->crtc); + if (ret) + goto err; + + ret = fsl_dcu_create_outputs(fsl_dev); + if (ret) + goto err; + + drm_mode_config_reset(fsl_dev->drm); + drm_kms_helper_poll_init(fsl_dev->drm); + + return 0; + +err: + drm_mode_config_cleanup(fsl_dev->drm); + return ret; +} |