diff options
| author | Sean Paul <seanpaul@chromium.org> | 2014-01-30 16:19:03 -0500 |
|---|---|---|
| committer | Inki Dae <daeinki@gmail.com> | 2014-03-24 00:36:27 +0900 |
| commit | 1f9cafc3adff803bc667aa1331f2108943001574 (patch) | |
| tree | a8d33eb259ddd4fb723980c30e851930488ac67f /drivers/gpu/drm | |
| parent | 1c6244c30eafbf7971bb9f73fda3080f60b7c4f1 (diff) | |
drm/exynos: Add an initialize function to manager and display
This patch adds an initialize function to the manager and display
operations. This allows them to keep track of drm_device in their
local context, as well as adds an initialization hook right after
the encoder is created.
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_drv.h | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_encoder.c | 21 |
2 files changed, 26 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index 4288d0adf59..2811486bb06 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -123,6 +123,7 @@ struct exynos_drm_overlay { * - this structure is common to analog tv, digital tv and lcd panel. * * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. + * @initialize: initializes the display with drm_dev * @is_connected: check for that display is connected or not. * @get_edid: get edid modes from display driver. * @get_panel: get panel object from display driver. @@ -131,6 +132,7 @@ struct exynos_drm_overlay { */ struct exynos_drm_display_ops { enum exynos_drm_output_type type; + int (*initialize)(struct device *dev, struct drm_device *drm_dev); bool (*is_connected)(struct device *dev); struct edid *(*get_edid)(struct device *dev, struct drm_connector *connector); @@ -142,6 +144,7 @@ struct exynos_drm_display_ops { /* * Exynos drm manager ops * + * @initialize: initializes the manager with drm_dev * @dpms: control device power. * @apply: set timing, vblank and overlay data to registers. * @mode_fixup: fix mode data comparing to hw specific display mode. @@ -159,6 +162,8 @@ struct exynos_drm_display_ops { * @win_disable: disable hardware specific overlay. */ struct exynos_drm_manager_ops { + int (*initialize)(struct device *subdrv_dev, + struct drm_device *drm_dev); void (*dpms)(struct device *subdrv_dev, int mode); void (*apply)(struct device *subdrv_dev); void (*mode_fixup)(struct device *subdrv_dev, diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c index c255341ed17..a9eb2b0b933 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c +++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c @@ -316,6 +316,7 @@ exynos_drm_encoder_create(struct drm_device *dev, { struct drm_encoder *encoder; struct exynos_drm_encoder *exynos_encoder; + int ret; if (!manager || !possible_crtcs) return NULL; @@ -339,9 +340,29 @@ exynos_drm_encoder_create(struct drm_device *dev, drm_encoder_helper_add(encoder, &exynos_encoder_helper_funcs); + if (manager->ops && manager->ops->initialize) { + ret = manager->ops->initialize(manager->dev, dev); + if (ret) { + DRM_ERROR("Manager initialize failed %d\n", ret); + goto error; + } + } + + if (manager->display_ops && manager->display_ops->initialize) { + ret = manager->display_ops->initialize(manager->dev, dev); + if (ret) { + DRM_ERROR("Display initialize failed %d\n", ret); + goto error; + } + } + DRM_DEBUG_KMS("encoder has been created\n"); return encoder; + +error: + exynos_drm_encoder_destroy(&exynos_encoder->drm_encoder); + return NULL; } struct exynos_drm_manager *exynos_drm_get_manager(struct drm_encoder *encoder) |