From 593458470191e9226c2530c0e10f8e35604063dc Mon Sep 17 00:00:00 2001 From: Patrik Jakobsson Date: Thu, 11 Jul 2013 00:54:45 +0200 Subject: drm/gma500: Add generic encoder functions Signed-off-by: Patrik Jakobsson --- drivers/gpu/drm/gma500/gma_display.c | 41 ++++++++++++++++++++++++++++++++++ drivers/gpu/drm/gma500/gma_display.h | 4 ++++ drivers/gpu/drm/gma500/psb_intel_drv.h | 10 +++++++++ 3 files changed, 55 insertions(+) diff --git a/drivers/gpu/drm/gma500/gma_display.c b/drivers/gpu/drm/gma500/gma_display.c index 40894c2..98a0eec 100644 --- a/drivers/gpu/drm/gma500/gma_display.c +++ b/drivers/gpu/drm/gma500/gma_display.c @@ -519,6 +519,47 @@ void gma_crtc_destroy(struct drm_crtc *crtc) kfree(psb_intel_crtc); } +void gma_encoder_prepare(struct drm_encoder *encoder) +{ + struct drm_encoder_helper_funcs *encoder_funcs = + encoder->helper_private; + /* lvds has its own version of prepare see psb_intel_lvds_prepare */ + encoder_funcs->dpms(encoder, DRM_MODE_DPMS_OFF); +} + +void gma_encoder_commit(struct drm_encoder *encoder) +{ + struct drm_encoder_helper_funcs *encoder_funcs = + encoder->helper_private; + /* lvds has its own version of commit see psb_intel_lvds_commit */ + encoder_funcs->dpms(encoder, DRM_MODE_DPMS_ON); +} + +void gma_encoder_destroy(struct drm_encoder *encoder) +{ + struct psb_intel_encoder *intel_encoder = to_psb_intel_encoder(encoder); + + drm_encoder_cleanup(encoder); + kfree(intel_encoder); +} + +/* Currently there is only a 1:1 mapping of encoders and connectors */ +struct drm_encoder *gma_best_encoder(struct drm_connector *connector) +{ + struct psb_intel_encoder *psb_intel_encoder = + psb_intel_attached_encoder(connector); + + return &psb_intel_encoder->base; +} + +void gma_connector_attach_encoder(struct psb_intel_connector *connector, + struct psb_intel_encoder *encoder) +{ + connector->encoder = encoder; + drm_mode_connector_attach_encoder(&connector->base, + &encoder->base); +} + #define GMA_PLL_INVALID(s) { /* DRM_ERROR(s); */ return false; } bool gma_pll_is_valid(struct drm_crtc *crtc, diff --git a/drivers/gpu/drm/gma500/gma_display.h b/drivers/gpu/drm/gma500/gma_display.h index 0d3b607..1e70165 100644 --- a/drivers/gpu/drm/gma500/gma_display.h +++ b/drivers/gpu/drm/gma500/gma_display.h @@ -81,6 +81,10 @@ extern void gma_crtc_commit(struct drm_crtc *crtc); extern void gma_crtc_disable(struct drm_crtc *crtc); extern void gma_crtc_destroy(struct drm_crtc *crtc); +extern void gma_encoder_prepare(struct drm_encoder *encoder); +extern void gma_encoder_commit(struct drm_encoder *encoder); +extern void gma_encoder_destroy(struct drm_encoder *encoder); + /* Common clock related functions */ extern const struct gma_limit_t *gma_limit(struct drm_crtc *crtc, int refclk); extern void gma_clock(int refclk, struct gma_clock_t *clock); diff --git a/drivers/gpu/drm/gma500/psb_intel_drv.h b/drivers/gpu/drm/gma500/psb_intel_drv.h index c8cd9be..39f09e0 100644 --- a/drivers/gpu/drm/gma500/psb_intel_drv.h +++ b/drivers/gpu/drm/gma500/psb_intel_drv.h @@ -230,12 +230,22 @@ extern void psb_intel_encoder_prepare(struct drm_encoder *encoder); extern void psb_intel_encoder_commit(struct drm_encoder *encoder); extern void psb_intel_encoder_destroy(struct drm_encoder *encoder); +extern struct drm_encoder *gma_best_encoder(struct drm_connector *connector); +extern void gma_connector_attach_encoder(struct psb_intel_connector *connector, + struct psb_intel_encoder *encoder); + static inline struct psb_intel_encoder *psb_intel_attached_encoder( struct drm_connector *connector) { return to_psb_intel_connector(connector)->encoder; } +static inline struct psb_intel_encoder *gma_attached_encoder( + struct drm_connector *connector) +{ + return to_psb_intel_connector(connector)->encoder; +} + extern void psb_intel_connector_attach_encoder( struct psb_intel_connector *connector, struct psb_intel_encoder *encoder); -- cgit v1.1