diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2022-07-28 15:40:50 +0300 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2022-07-29 16:56:37 +0300 |
| commit | 44373151ab429cca53fae53d9eed374aef64afad (patch) | |
| tree | d79a1e7a91086f3856b25dfd277b2b40b06ec1c3 /drivers/gpu/drm/mgag200 | |
| parent | cf1e6a90315a3f5b8ecbb3cf6a4badf8978e9075 (diff) | |
| download | linux-44373151ab429cca53fae53d9eed374aef64afad.tar.xz | |
drm/mgag200: Split mgag200_modeset_init()
Split mgag200_modeset_init() into smaller helpers to initialize
the mode_config structure and the pipeline. This will be helpful
for transforming this code into per-model functions. No functional
changes.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Tested-by: Jocelyn Falempe <jfalempe@redhat.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220728124103.30159-2-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm/mgag200')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mode.c | 41 |
1 files changed, 32 insertions, 9 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index a02f599cb9cf..78fdb3148ed7 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -1047,23 +1047,16 @@ static const struct drm_mode_config_funcs mgag200_mode_config_funcs = { .atomic_commit = drm_atomic_helper_commit, }; -int mgag200_modeset_init(struct mga_device *mdev, resource_size_t vram_available) +static int mgag200_mode_config_init(struct mga_device *mdev, resource_size_t vram_available) { struct drm_device *dev = &mdev->base; - struct mga_i2c_chan *i2c = &mdev->i2c; - struct drm_connector *connector = &mdev->connector; - struct drm_simple_display_pipe *pipe = &mdev->display_pipe; - size_t format_count = ARRAY_SIZE(mgag200_simple_display_pipe_formats); int ret; - mgag200_init_regs(mdev); - mdev->vram_available = vram_available; ret = drmm_mode_config_init(dev); if (ret) { - drm_err(dev, "drmm_mode_config_init() failed, error %d\n", - ret); + drm_err(dev, "drmm_mode_config_init() failed: %d\n", ret); return ret; } @@ -1073,6 +1066,18 @@ int mgag200_modeset_init(struct mga_device *mdev, resource_size_t vram_available dev->mode_config.fb_base = mdev->vram_res->start; dev->mode_config.funcs = &mgag200_mode_config_funcs; + return 0; +} + +static int mgag200_pipeline_init(struct mga_device *mdev) +{ + struct drm_device *dev = &mdev->base; + struct mga_i2c_chan *i2c = &mdev->i2c; + struct drm_connector *connector = &mdev->connector; + struct drm_simple_display_pipe *pipe = &mdev->display_pipe; + size_t format_count = ARRAY_SIZE(mgag200_simple_display_pipe_formats); + int ret; + ret = mgag200_i2c_init(mdev, i2c); if (ret) { drm_err(dev, "failed to add DDC bus: %d\n", ret); @@ -1113,6 +1118,24 @@ int mgag200_modeset_init(struct mga_device *mdev, resource_size_t vram_available drm_crtc_enable_color_mgmt(&pipe->crtc, 0, false, MGAG200_LUT_SIZE); + return 0; +} + +int mgag200_modeset_init(struct mga_device *mdev, resource_size_t vram_available) +{ + struct drm_device *dev = &mdev->base; + int ret; + + mgag200_init_regs(mdev); + + ret = mgag200_mode_config_init(mdev, vram_available); + if (ret) + return ret; + + ret = mgag200_pipeline_init(mdev); + if (ret) + return ret; + drm_mode_config_reset(dev); return 0; |