#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_panel.h>
+#include <drm/drm_atomic_helper.h>
#include <linux/regulator/consumer.h>
#include <video/of_videomode.h>
#include <video/videomode.h>
-#include "exynos_drm_drv.h"
+#include "exynos_drm_crtc.h"
struct exynos_dpi {
- struct exynos_drm_display display;
+ struct drm_encoder encoder;
struct device *dev;
struct device_node *panel_node;
struct drm_panel *panel;
struct drm_connector connector;
- struct drm_encoder *encoder;
struct videomode *vm;
- int dpms_mode;
};
#define connector_to_dpi(c) container_of(c, struct exynos_dpi, connector)
-static inline struct exynos_dpi *display_to_dpi(struct exynos_drm_display *d)
+static inline struct exynos_dpi *encoder_to_dpi(struct drm_encoder *e)
{
- return container_of(d, struct exynos_dpi, display);
+ return container_of(e, struct exynos_dpi, encoder);
}
static enum drm_connector_status
}
static struct drm_connector_funcs exynos_dpi_connector_funcs = {
- .dpms = drm_helper_connector_dpms,
+ .dpms = drm_atomic_helper_connector_dpms,
.detect = exynos_dpi_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.destroy = exynos_dpi_connector_destroy,
+ .reset = drm_atomic_helper_connector_reset,
+ .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
static int exynos_dpi_get_modes(struct drm_connector *connector)
{
struct exynos_dpi *ctx = connector_to_dpi(connector);
- return ctx->encoder;
+ return &ctx->encoder;
}
static struct drm_connector_helper_funcs exynos_dpi_connector_helper_funcs = {
.best_encoder = exynos_dpi_best_encoder,
};
-static int exynos_dpi_create_connector(struct exynos_drm_display *display,
- struct drm_encoder *encoder)
+static int exynos_dpi_create_connector(struct drm_encoder *encoder)
{
- struct exynos_dpi *ctx = display_to_dpi(display);
+ struct exynos_dpi *ctx = encoder_to_dpi(encoder);
struct drm_connector *connector = &ctx->connector;
int ret;
- ctx->encoder = encoder;
-
connector->polled = DRM_CONNECTOR_POLL_HPD;
ret = drm_connector_init(encoder->dev, connector,
return 0;
}
-static void exynos_dpi_poweron(struct exynos_dpi *ctx)
+static bool exynos_dpi_mode_fixup(struct drm_encoder *encoder,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ return true;
+}
+
+static void exynos_dpi_mode_set(struct drm_encoder *encoder,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+}
+
+static void exynos_dpi_enable(struct drm_encoder *encoder)
{
+ struct exynos_dpi *ctx = encoder_to_dpi(encoder);
+
if (ctx->panel) {
drm_panel_prepare(ctx->panel);
drm_panel_enable(ctx->panel);
}
}
-static void exynos_dpi_poweroff(struct exynos_dpi *ctx)
+static void exynos_dpi_disable(struct drm_encoder *encoder)
{
+ struct exynos_dpi *ctx = encoder_to_dpi(encoder);
+
if (ctx->panel) {
drm_panel_disable(ctx->panel);
drm_panel_unprepare(ctx->panel);
}
}
-static void exynos_dpi_dpms(struct exynos_drm_display *display, int mode)
-{
- struct exynos_dpi *ctx = display_to_dpi(display);
-
- switch (mode) {
- case DRM_MODE_DPMS_ON:
- if (ctx->dpms_mode != DRM_MODE_DPMS_ON)
- exynos_dpi_poweron(ctx);
- break;
- case DRM_MODE_DPMS_STANDBY:
- case DRM_MODE_DPMS_SUSPEND:
- case DRM_MODE_DPMS_OFF:
- if (ctx->dpms_mode == DRM_MODE_DPMS_ON)
- exynos_dpi_poweroff(ctx);
- break;
- default:
- break;
- }
- ctx->dpms_mode = mode;
-}
+static struct drm_encoder_helper_funcs exynos_dpi_encoder_helper_funcs = {
+ .mode_fixup = exynos_dpi_mode_fixup,
+ .mode_set = exynos_dpi_mode_set,
+ .enable = exynos_dpi_enable,
+ .disable = exynos_dpi_disable,
+};
-static struct exynos_drm_display_ops exynos_dpi_display_ops = {
- .create_connector = exynos_dpi_create_connector,
- .dpms = exynos_dpi_dpms
+static struct drm_encoder_funcs exynos_dpi_encoder_funcs = {
+ .destroy = drm_encoder_cleanup,
};
/* of_* functions will be removed after merge of of_graph patches */
return 0;
}
-struct exynos_drm_display *exynos_dpi_probe(struct device *dev)
+int exynos_dpi_bind(struct drm_device *dev, struct drm_encoder *encoder)
+{
+ int ret;
+
+ ret = exynos_drm_crtc_get_pipe_from_type(dev, EXYNOS_DISPLAY_TYPE_LCD);
+ if (ret < 0)
+ return ret;
+
+ encoder->possible_crtcs = 1 << ret;
+
+ DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs);
+
+ drm_encoder_init(dev, encoder, &exynos_dpi_encoder_funcs,
+ DRM_MODE_ENCODER_TMDS);
+
+ drm_encoder_helper_add(encoder, &exynos_dpi_encoder_helper_funcs);
+
+ ret = exynos_dpi_create_connector(encoder);
+ if (ret) {
+ DRM_ERROR("failed to create connector ret = %d\n", ret);
+ drm_encoder_cleanup(encoder);
+ return ret;
+ }
+
+ return 0;
+}
+
+struct drm_encoder *exynos_dpi_probe(struct device *dev)
{
struct exynos_dpi *ctx;
int ret;
if (!ctx)
return ERR_PTR(-ENOMEM);
- ctx->display.type = EXYNOS_DISPLAY_TYPE_LCD;
- ctx->display.ops = &exynos_dpi_display_ops;
ctx->dev = dev;
- ctx->dpms_mode = DRM_MODE_DPMS_OFF;
-
- ret = exynos_drm_component_add(dev,
- EXYNOS_DEVICE_TYPE_CONNECTOR,
- ctx->display.type);
- if (ret)
- return ERR_PTR(ret);
ret = exynos_dpi_parse_dt(ctx);
if (ret < 0) {
devm_kfree(dev, ctx);
- goto err_del_component;
+ return NULL;
}
if (ctx->panel_node) {
ctx->panel = of_drm_find_panel(ctx->panel_node);
- if (!ctx->panel) {
- exynos_drm_component_del(dev,
- EXYNOS_DEVICE_TYPE_CONNECTOR);
+ if (!ctx->panel)
return ERR_PTR(-EPROBE_DEFER);
- }
}
- return &ctx->display;
-
-err_del_component:
- exynos_drm_component_del(dev, EXYNOS_DEVICE_TYPE_CONNECTOR);
-
- return NULL;
+ return &ctx->encoder;
}
-int exynos_dpi_remove(struct exynos_drm_display *display)
+int exynos_dpi_remove(struct drm_encoder *encoder)
{
- struct exynos_dpi *ctx = display_to_dpi(display);
+ struct exynos_dpi *ctx = encoder_to_dpi(encoder);
- exynos_dpi_dpms(&ctx->display, DRM_MODE_DPMS_OFF);
+ exynos_dpi_disable(&ctx->encoder);
if (ctx->panel)
drm_panel_detach(ctx->panel);
- exynos_drm_component_del(ctx->dev, EXYNOS_DEVICE_TYPE_CONNECTOR);
-
return 0;
}
Code Review / kvmfornfv.git / blobdiff