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path: root/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
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Diffstat (limited to 'drivers/gpu/drm/rcar-du/rcar_du_crtc.c')
-rw-r--r--drivers/gpu/drm/rcar-du/rcar_du_crtc.c104
1 files changed, 54 insertions, 50 deletions
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
index 88a4b706be16..d9f06cc361fa 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
@@ -1,7 +1,7 @@
/*
* rcar_du_crtc.c -- R-Car Display Unit CRTCs
*
- * Copyright (C) 2013-2014 Renesas Electronics Corporation
+ * Copyright (C) 2013-2015 Renesas Electronics Corporation
*
* Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
*
@@ -28,6 +28,7 @@
#include "rcar_du_kms.h"
#include "rcar_du_plane.h"
#include "rcar_du_regs.h"
+#include "rcar_du_vsp.h"
static u32 rcar_du_crtc_read(struct rcar_du_crtc *rcrtc, u32 reg)
{
@@ -150,7 +151,7 @@ static void rcar_du_crtc_set_display_timing(struct rcar_du_crtc *rcrtc)
/* Signal polarities */
value = ((mode->flags & DRM_MODE_FLAG_PVSYNC) ? 0 : DSMR_VSL)
| ((mode->flags & DRM_MODE_FLAG_PHSYNC) ? 0 : DSMR_HSL)
- | DSMR_DIPM_DE | DSMR_CSPM;
+ | DSMR_DIPM_DISP | DSMR_CSPM;
rcar_du_crtc_write(rcrtc, DSMR, value);
/* Display timings */
@@ -207,6 +208,7 @@ plane_format(struct rcar_du_plane *plane)
static void rcar_du_crtc_update_planes(struct rcar_du_crtc *rcrtc)
{
struct rcar_du_plane *planes[RCAR_DU_NUM_HW_PLANES];
+ struct rcar_du_device *rcdu = rcrtc->group->dev;
unsigned int num_planes = 0;
unsigned int dptsr_planes;
unsigned int hwplanes = 0;
@@ -250,6 +252,17 @@ static void rcar_du_crtc_update_planes(struct rcar_du_crtc *rcrtc)
}
}
+ /* If VSP+DU integration is enabled the plane assignment is fixed. */
+ if (rcar_du_has(rcdu, RCAR_DU_FEATURE_VSP1_SOURCE)) {
+ if (rcdu->info->gen < 3) {
+ dspr = (rcrtc->index % 2) + 1;
+ hwplanes = 1 << (rcrtc->index % 2);
+ } else {
+ dspr = (rcrtc->index % 2) ? 3 : 1;
+ hwplanes = 1 << ((rcrtc->index % 2) ? 2 : 0);
+ }
+ }
+
/* Update the planes to display timing and dot clock generator
* associations.
*
@@ -272,6 +285,10 @@ static void rcar_du_crtc_update_planes(struct rcar_du_crtc *rcrtc)
rcar_du_group_restart(rcrtc->group);
}
+ /* Restart the group if plane sources have changed. */
+ if (rcrtc->group->need_restart)
+ rcar_du_group_restart(rcrtc->group);
+
mutex_unlock(&rcrtc->group->lock);
rcar_du_group_write(rcrtc->group, rcrtc->index % 2 ? DS2PR : DS1PR,
@@ -282,26 +299,6 @@ static void rcar_du_crtc_update_planes(struct rcar_du_crtc *rcrtc)
* Page Flip
*/
-void rcar_du_crtc_cancel_page_flip(struct rcar_du_crtc *rcrtc,
- struct drm_file *file)
-{
- struct drm_pending_vblank_event *event;
- struct drm_device *dev = rcrtc->crtc.dev;
- unsigned long flags;
-
- /* Destroy the pending vertical blanking event associated with the
- * pending page flip, if any, and disable vertical blanking interrupts.
- */
- spin_lock_irqsave(&dev->event_lock, flags);
- event = rcrtc->event;
- if (event && event->base.file_priv == file) {
- rcrtc->event = NULL;
- event->base.destroy(&event->base);
- drm_crtc_vblank_put(&rcrtc->crtc);
- }
- spin_unlock_irqrestore(&dev->event_lock, flags);
-}
-
static void rcar_du_crtc_finish_page_flip(struct rcar_du_crtc *rcrtc)
{
struct drm_pending_vblank_event *event;
@@ -385,6 +382,10 @@ static void rcar_du_crtc_start(struct rcar_du_crtc *rcrtc)
rcar_du_group_start_stop(rcrtc->group, true);
+ /* Enable the VSP compositor. */
+ if (rcar_du_has(rcrtc->group->dev, RCAR_DU_FEATURE_VSP1_SOURCE))
+ rcar_du_vsp_enable(rcrtc);
+
/* Turn vertical blanking interrupt reporting back on. */
drm_crtc_vblank_on(crtc);
@@ -418,6 +419,10 @@ static void rcar_du_crtc_stop(struct rcar_du_crtc *rcrtc)
rcar_du_crtc_wait_page_flip(rcrtc);
drm_crtc_vblank_off(crtc);
+ /* Disable the VSP compositor. */
+ if (rcar_du_has(rcrtc->group->dev, RCAR_DU_FEATURE_VSP1_SOURCE))
+ rcar_du_vsp_disable(rcrtc);
+
/* Select switch sync mode. This stops display operation and configures
* the HSYNC and VSYNC signals as inputs.
*/
@@ -430,6 +435,9 @@ static void rcar_du_crtc_stop(struct rcar_du_crtc *rcrtc)
void rcar_du_crtc_suspend(struct rcar_du_crtc *rcrtc)
{
+ if (rcar_du_has(rcrtc->group->dev, RCAR_DU_FEATURE_VSP1_SOURCE))
+ rcar_du_vsp_disable(rcrtc);
+
rcar_du_crtc_stop(rcrtc);
rcar_du_crtc_put(rcrtc);
}
@@ -438,20 +446,24 @@ void rcar_du_crtc_resume(struct rcar_du_crtc *rcrtc)
{
unsigned int i;
- if (!rcrtc->enabled)
+ if (!rcrtc->crtc.state->active)
return;
rcar_du_crtc_get(rcrtc);
rcar_du_crtc_start(rcrtc);
/* Commit the planes state. */
- for (i = 0; i < rcrtc->group->num_planes; ++i) {
- struct rcar_du_plane *plane = &rcrtc->group->planes[i];
+ if (rcar_du_has(rcrtc->group->dev, RCAR_DU_FEATURE_VSP1_SOURCE)) {
+ rcar_du_vsp_enable(rcrtc);
+ } else {
+ for (i = 0; i < rcrtc->group->num_planes; ++i) {
+ struct rcar_du_plane *plane = &rcrtc->group->planes[i];
- if (plane->plane.state->crtc != &rcrtc->crtc)
- continue;
+ if (plane->plane.state->crtc != &rcrtc->crtc)
+ continue;
- rcar_du_plane_setup(plane);
+ rcar_du_plane_setup(plane);
+ }
}
rcar_du_crtc_update_planes(rcrtc);
@@ -465,37 +477,20 @@ static void rcar_du_crtc_enable(struct drm_crtc *crtc)
{
struct rcar_du_crtc *rcrtc = to_rcar_crtc(crtc);
- if (rcrtc->enabled)
- return;
-
rcar_du_crtc_get(rcrtc);
rcar_du_crtc_start(rcrtc);
-
- rcrtc->enabled = true;
}
static void rcar_du_crtc_disable(struct drm_crtc *crtc)
{
struct rcar_du_crtc *rcrtc = to_rcar_crtc(crtc);
- if (!rcrtc->enabled)
- return;
-
rcar_du_crtc_stop(rcrtc);
rcar_du_crtc_put(rcrtc);
- rcrtc->enabled = false;
rcrtc->outputs = 0;
}
-static bool rcar_du_crtc_mode_fixup(struct drm_crtc *crtc,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- /* TODO Fixup modes */
- return true;
-}
-
static void rcar_du_crtc_atomic_begin(struct drm_crtc *crtc,
struct drm_crtc_state *old_crtc_state)
{
@@ -511,6 +506,9 @@ static void rcar_du_crtc_atomic_begin(struct drm_crtc *crtc,
rcrtc->event = event;
spin_unlock_irqrestore(&dev->event_lock, flags);
}
+
+ if (rcar_du_has(rcrtc->group->dev, RCAR_DU_FEATURE_VSP1_SOURCE))
+ rcar_du_vsp_atomic_begin(rcrtc);
}
static void rcar_du_crtc_atomic_flush(struct drm_crtc *crtc,
@@ -519,10 +517,12 @@ static void rcar_du_crtc_atomic_flush(struct drm_crtc *crtc,
struct rcar_du_crtc *rcrtc = to_rcar_crtc(crtc);
rcar_du_crtc_update_planes(rcrtc);
+
+ if (rcar_du_has(rcrtc->group->dev, RCAR_DU_FEATURE_VSP1_SOURCE))
+ rcar_du_vsp_atomic_flush(rcrtc);
}
static const struct drm_crtc_helper_funcs crtc_helper_funcs = {
- .mode_fixup = rcar_du_crtc_mode_fixup,
.disable = rcar_du_crtc_disable,
.enable = rcar_du_crtc_enable,
.atomic_begin = rcar_du_crtc_atomic_begin,
@@ -567,13 +567,14 @@ static irqreturn_t rcar_du_crtc_irq(int irq, void *arg)
int rcar_du_crtc_create(struct rcar_du_group *rgrp, unsigned int index)
{
static const unsigned int mmio_offsets[] = {
- DU0_REG_OFFSET, DU1_REG_OFFSET, DU2_REG_OFFSET
+ DU0_REG_OFFSET, DU1_REG_OFFSET, DU2_REG_OFFSET, DU3_REG_OFFSET
};
struct rcar_du_device *rcdu = rgrp->dev;
struct platform_device *pdev = to_platform_device(rcdu->dev);
struct rcar_du_crtc *rcrtc = &rcdu->crtcs[index];
struct drm_crtc *crtc = &rcrtc->crtc;
+ struct drm_plane *primary;
unsigned int irqflags;
struct clk *clk;
char clk_name[9];
@@ -609,10 +610,13 @@ int rcar_du_crtc_create(struct rcar_du_group *rgrp, unsigned int index)
rcrtc->group = rgrp;
rcrtc->mmio_offset = mmio_offsets[index];
rcrtc->index = index;
- rcrtc->enabled = false;
- ret = drm_crtc_init_with_planes(rcdu->ddev, crtc,
- &rgrp->planes[index % 2].plane,
+ if (rcar_du_has(rcdu, RCAR_DU_FEATURE_VSP1_SOURCE))
+ primary = &rcrtc->vsp->planes[0].plane;
+ else
+ primary = &rgrp->planes[index % 2].plane;
+
+ ret = drm_crtc_init_with_planes(rcdu->ddev, crtc, primary,
NULL, &crtc_funcs, NULL);
if (ret < 0)
return ret;
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-06 14:42:51 +0000