summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/omapdrm
diff options
context:
space:
mode:
authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
commite5fd91f1ef340da553f7a79da9540c3db711c937 (patch)
treeb11842027dc6641da63f4bcc524f8678263304a3 /drivers/gpu/drm/omapdrm
parent2a9b0348e685a63d97486f6749622b61e9e3292f (diff)
Linux-libre 4.2-gnu
Diffstat (limited to 'drivers/gpu/drm/omapdrm')
-rw-r--r--drivers/gpu/drm/omapdrm/omap_connector.c12
-rw-r--r--drivers/gpu/drm/omapdrm/omap_crtc.c541
-rw-r--r--drivers/gpu/drm/omapdrm/omap_debugfs.c6
-rw-r--r--drivers/gpu/drm/omapdrm/omap_dmm_tiler.c21
-rw-r--r--drivers/gpu/drm/omapdrm/omap_drv.c224
-rw-r--r--drivers/gpu/drm/omapdrm/omap_drv.h65
-rw-r--r--drivers/gpu/drm/omapdrm/omap_encoder.c99
-rw-r--r--drivers/gpu/drm/omapdrm/omap_fb.c39
-rw-r--r--drivers/gpu/drm/omapdrm/omap_fbdev.c8
-rw-r--r--drivers/gpu/drm/omapdrm/omap_gem.c30
-rw-r--r--drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c4
-rw-r--r--drivers/gpu/drm/omapdrm/omap_irq.c106
-rw-r--r--drivers/gpu/drm/omapdrm/omap_plane.c444
13 files changed, 705 insertions, 894 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c
index 17739737d..83f2a9177 100644
--- a/drivers/gpu/drm/omapdrm/omap_connector.c
+++ b/drivers/gpu/drm/omapdrm/omap_connector.c
@@ -17,10 +17,11 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "omap_drv.h"
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_crtc_helper.h>
-#include "drm_crtc.h"
-#include "drm_crtc_helper.h"
+#include "omap_drv.h"
/*
* connector funcs
@@ -259,10 +260,13 @@ struct drm_encoder *omap_connector_attached_encoder(
}
static const struct drm_connector_funcs omap_connector_funcs = {
- .dpms = drm_helper_connector_dpms,
+ .dpms = drm_atomic_helper_connector_dpms,
+ .reset = drm_atomic_helper_connector_reset,
.detect = omap_connector_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.destroy = omap_connector_destroy,
+ .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
static const struct drm_connector_helper_funcs omap_connector_helper_funcs = {
diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c
index f456544bf..23d9c928c 100644
--- a/drivers/gpu/drm/omapdrm/omap_crtc.c
+++ b/drivers/gpu/drm/omapdrm/omap_crtc.c
@@ -17,12 +17,14 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "omap_drv.h"
-
+#include <drm/drm_atomic.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_crtc_helper.h>
#include <drm/drm_mode.h>
#include <drm/drm_plane_helper.h>
-#include "drm_crtc.h"
-#include "drm_crtc_helper.h"
+
+#include "omap_drv.h"
#define to_omap_crtc(x) container_of(x, struct omap_crtc, base)
@@ -30,10 +32,7 @@ struct omap_crtc {
struct drm_crtc base;
const char *name;
- int pipe;
enum omap_channel channel;
- struct omap_overlay_manager_info info;
- struct drm_encoder *current_encoder;
/*
* Temporary: eventually this will go away, but it is needed
@@ -44,36 +43,14 @@ struct omap_crtc {
struct omap_overlay_manager *mgr;
struct omap_video_timings timings;
- bool enabled;
- struct omap_drm_apply apply;
-
- struct omap_drm_irq apply_irq;
+ struct omap_drm_irq vblank_irq;
struct omap_drm_irq error_irq;
- /* list of in-progress apply's: */
- struct list_head pending_applies;
-
- /* list of queued apply's: */
- struct list_head queued_applies;
-
- /* for handling queued and in-progress applies: */
- struct work_struct apply_work;
-
- /* if there is a pending flip, these will be non-null: */
- struct drm_pending_vblank_event *event;
- struct drm_framebuffer *old_fb;
-
- /* for handling page flips without caring about what
- * the callback is called from. Possibly we should just
- * make omap_gem always call the cb from the worker so
- * we don't have to care about this..
- *
- * XXX maybe fold into apply_work??
- */
- struct work_struct page_flip_work;
-
bool ignore_digit_sync_lost;
+
+ bool pending;
+ wait_queue_head_t pending_wait;
};
/* -----------------------------------------------------------------------------
@@ -87,7 +64,7 @@ uint32_t pipe2vbl(struct drm_crtc *crtc)
return dispc_mgr_get_vsync_irq(omap_crtc->channel);
}
-const struct omap_video_timings *omap_crtc_timings(struct drm_crtc *crtc)
+struct omap_video_timings *omap_crtc_timings(struct drm_crtc *crtc)
{
struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
return &omap_crtc->timings;
@@ -99,6 +76,15 @@ enum omap_channel omap_crtc_channel(struct drm_crtc *crtc)
return omap_crtc->channel;
}
+int omap_crtc_wait_pending(struct drm_crtc *crtc)
+{
+ struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
+
+ return wait_event_timeout(omap_crtc->pending_wait,
+ !omap_crtc->pending,
+ msecs_to_jiffies(50));
+}
+
/* -----------------------------------------------------------------------------
* DSS Manager Functions
*/
@@ -116,7 +102,7 @@ enum omap_channel omap_crtc_channel(struct drm_crtc *crtc)
static struct omap_crtc *omap_crtcs[8];
/* we can probably ignore these until we support command-mode panels: */
-static int omap_crtc_connect(struct omap_overlay_manager *mgr,
+static int omap_crtc_dss_connect(struct omap_overlay_manager *mgr,
struct omap_dss_device *dst)
{
if (mgr->output)
@@ -131,18 +117,18 @@ static int omap_crtc_connect(struct omap_overlay_manager *mgr,
return 0;
}
-static void omap_crtc_disconnect(struct omap_overlay_manager *mgr,
+static void omap_crtc_dss_disconnect(struct omap_overlay_manager *mgr,
struct omap_dss_device *dst)
{
mgr->output->manager = NULL;
mgr->output = NULL;
}
-static void omap_crtc_start_update(struct omap_overlay_manager *mgr)
+static void omap_crtc_dss_start_update(struct omap_overlay_manager *mgr)
{
}
-/* Called only from CRTC pre_apply and suspend/resume handlers. */
+/* Called only from the encoder enable/disable and suspend/resume handlers. */
static void omap_crtc_set_enabled(struct drm_crtc *crtc, bool enable)
{
struct drm_device *dev = crtc->dev;
@@ -200,11 +186,18 @@ static void omap_crtc_set_enabled(struct drm_crtc *crtc, bool enable)
}
-static int omap_crtc_enable(struct omap_overlay_manager *mgr)
+static int omap_crtc_dss_enable(struct omap_overlay_manager *mgr)
{
struct omap_crtc *omap_crtc = omap_crtcs[mgr->id];
+ struct omap_overlay_manager_info info;
+
+ memset(&info, 0, sizeof(info));
+ info.default_color = 0x00000000;
+ info.trans_key = 0x00000000;
+ info.trans_key_type = OMAP_DSS_COLOR_KEY_GFX_DST;
+ info.trans_enabled = false;
- dispc_mgr_setup(omap_crtc->channel, &omap_crtc->info);
+ dispc_mgr_setup(omap_crtc->channel, &info);
dispc_mgr_set_timings(omap_crtc->channel,
&omap_crtc->timings);
omap_crtc_set_enabled(&omap_crtc->base, true);
@@ -212,14 +205,14 @@ static int omap_crtc_enable(struct omap_overlay_manager *mgr)
return 0;
}
-static void omap_crtc_disable(struct omap_overlay_manager *mgr)
+static void omap_crtc_dss_disable(struct omap_overlay_manager *mgr)
{
struct omap_crtc *omap_crtc = omap_crtcs[mgr->id];
omap_crtc_set_enabled(&omap_crtc->base, false);
}
-static void omap_crtc_set_timings(struct omap_overlay_manager *mgr,
+static void omap_crtc_dss_set_timings(struct omap_overlay_manager *mgr,
const struct omap_video_timings *timings)
{
struct omap_crtc *omap_crtc = omap_crtcs[mgr->id];
@@ -227,7 +220,7 @@ static void omap_crtc_set_timings(struct omap_overlay_manager *mgr,
omap_crtc->timings = *timings;
}
-static void omap_crtc_set_lcd_config(struct omap_overlay_manager *mgr,
+static void omap_crtc_dss_set_lcd_config(struct omap_overlay_manager *mgr,
const struct dss_lcd_mgr_config *config)
{
struct omap_crtc *omap_crtc = omap_crtcs[mgr->id];
@@ -235,211 +228,99 @@ static void omap_crtc_set_lcd_config(struct omap_overlay_manager *mgr,
dispc_mgr_set_lcd_config(omap_crtc->channel, config);
}
-static int omap_crtc_register_framedone_handler(
+static int omap_crtc_dss_register_framedone(
struct omap_overlay_manager *mgr,
void (*handler)(void *), void *data)
{
return 0;
}
-static void omap_crtc_unregister_framedone_handler(
+static void omap_crtc_dss_unregister_framedone(
struct omap_overlay_manager *mgr,
void (*handler)(void *), void *data)
{
}
static const struct dss_mgr_ops mgr_ops = {
- .connect = omap_crtc_connect,
- .disconnect = omap_crtc_disconnect,
- .start_update = omap_crtc_start_update,
- .enable = omap_crtc_enable,
- .disable = omap_crtc_disable,
- .set_timings = omap_crtc_set_timings,
- .set_lcd_config = omap_crtc_set_lcd_config,
- .register_framedone_handler = omap_crtc_register_framedone_handler,
- .unregister_framedone_handler = omap_crtc_unregister_framedone_handler,
+ .connect = omap_crtc_dss_connect,
+ .disconnect = omap_crtc_dss_disconnect,
+ .start_update = omap_crtc_dss_start_update,
+ .enable = omap_crtc_dss_enable,
+ .disable = omap_crtc_dss_disable,
+ .set_timings = omap_crtc_dss_set_timings,
+ .set_lcd_config = omap_crtc_dss_set_lcd_config,
+ .register_framedone_handler = omap_crtc_dss_register_framedone,
+ .unregister_framedone_handler = omap_crtc_dss_unregister_framedone,
};
/* -----------------------------------------------------------------------------
- * Apply Logic
+ * Setup, Flush and Page Flip
*/
-static void omap_crtc_error_irq(struct omap_drm_irq *irq, uint32_t irqstatus)
+static void omap_crtc_complete_page_flip(struct drm_crtc *crtc)
{
- struct omap_crtc *omap_crtc =
- container_of(irq, struct omap_crtc, error_irq);
-
- if (omap_crtc->ignore_digit_sync_lost) {
- irqstatus &= ~DISPC_IRQ_SYNC_LOST_DIGIT;
- if (!irqstatus)
- return;
- }
+ struct drm_pending_vblank_event *event;
+ struct drm_device *dev = crtc->dev;
+ unsigned long flags;
- DRM_ERROR_RATELIMITED("%s: errors: %08x\n", omap_crtc->name, irqstatus);
-}
+ event = crtc->state->event;
-static void omap_crtc_apply_irq(struct omap_drm_irq *irq, uint32_t irqstatus)
-{
- struct omap_crtc *omap_crtc =
- container_of(irq, struct omap_crtc, apply_irq);
- struct drm_crtc *crtc = &omap_crtc->base;
-
- if (!dispc_mgr_go_busy(omap_crtc->channel)) {
- struct omap_drm_private *priv =
- crtc->dev->dev_private;
- DBG("%s: apply done", omap_crtc->name);
- __omap_irq_unregister(crtc->dev, &omap_crtc->apply_irq);
- queue_work(priv->wq, &omap_crtc->apply_work);
- }
-}
+ if (!event)
+ return;
-static void apply_worker(struct work_struct *work)
-{
- struct omap_crtc *omap_crtc =
- container_of(work, struct omap_crtc, apply_work);
- struct drm_crtc *crtc = &omap_crtc->base;
- struct drm_device *dev = crtc->dev;
- struct omap_drm_apply *apply, *n;
- bool need_apply;
+ spin_lock_irqsave(&dev->event_lock, flags);
- /*
- * Synchronize everything on mode_config.mutex, to keep
- * the callbacks and list modification all serialized
- * with respect to modesetting ioctls from userspace.
- */
- drm_modeset_lock(&crtc->mutex, NULL);
- dispc_runtime_get();
+ list_del(&event->base.link);
/*
- * If we are still pending a previous update, wait.. when the
- * pending update completes, we get kicked again.
+ * Queue the event for delivery if it's still linked to a file
+ * handle, otherwise just destroy it.
*/
- if (omap_crtc->apply_irq.registered)
- goto out;
-
- /* finish up previous apply's: */
- list_for_each_entry_safe(apply, n,
- &omap_crtc->pending_applies, pending_node) {
- apply->post_apply(apply);
- list_del(&apply->pending_node);
- }
-
- need_apply = !list_empty(&omap_crtc->queued_applies);
+ if (event->base.file_priv)
+ drm_crtc_send_vblank_event(crtc, event);
+ else
+ event->base.destroy(&event->base);
- /* then handle the next round of of queued apply's: */
- list_for_each_entry_safe(apply, n,
- &omap_crtc->queued_applies, queued_node) {
- apply->pre_apply(apply);
- list_del(&apply->queued_node);
- apply->queued = false;
- list_add_tail(&apply->pending_node,
- &omap_crtc->pending_applies);
- }
-
- if (need_apply) {
- enum omap_channel channel = omap_crtc->channel;
-
- DBG("%s: GO", omap_crtc->name);
-
- if (dispc_mgr_is_enabled(channel)) {
- dispc_mgr_go(channel);
- omap_irq_register(dev, &omap_crtc->apply_irq);
- } else {
- struct omap_drm_private *priv = dev->dev_private;
- queue_work(priv->wq, &omap_crtc->apply_work);
- }
- }
-
-out:
- dispc_runtime_put();
- drm_modeset_unlock(&crtc->mutex);
+ spin_unlock_irqrestore(&dev->event_lock, flags);
}
-int omap_crtc_apply(struct drm_crtc *crtc,
- struct omap_drm_apply *apply)
+static void omap_crtc_error_irq(struct omap_drm_irq *irq, uint32_t irqstatus)
{
- struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
-
- WARN_ON(!drm_modeset_is_locked(&crtc->mutex));
-
- /* no need to queue it again if it is already queued: */
- if (apply->queued)
- return 0;
-
- apply->queued = true;
- list_add_tail(&apply->queued_node, &omap_crtc->queued_applies);
+ struct omap_crtc *omap_crtc =
+ container_of(irq, struct omap_crtc, error_irq);
- /*
- * If there are no currently pending updates, then go ahead and
- * kick the worker immediately, otherwise it will run again when
- * the current update finishes.
- */
- if (list_empty(&omap_crtc->pending_applies)) {
- struct omap_drm_private *priv = crtc->dev->dev_private;
- queue_work(priv->wq, &omap_crtc->apply_work);
+ if (omap_crtc->ignore_digit_sync_lost) {
+ irqstatus &= ~DISPC_IRQ_SYNC_LOST_DIGIT;
+ if (!irqstatus)
+ return;
}
- return 0;
+ DRM_ERROR_RATELIMITED("%s: errors: %08x\n", omap_crtc->name, irqstatus);
}
-static void omap_crtc_pre_apply(struct omap_drm_apply *apply)
+static void omap_crtc_vblank_irq(struct omap_drm_irq *irq, uint32_t irqstatus)
{
struct omap_crtc *omap_crtc =
- container_of(apply, struct omap_crtc, apply);
- struct drm_crtc *crtc = &omap_crtc->base;
- struct omap_drm_private *priv = crtc->dev->dev_private;
- struct drm_encoder *encoder = NULL;
- unsigned int i;
-
- DBG("%s: enabled=%d", omap_crtc->name, omap_crtc->enabled);
-
- for (i = 0; i < priv->num_encoders; i++) {
- if (priv->encoders[i]->crtc == crtc) {
- encoder = priv->encoders[i];
- break;
- }
- }
-
- if (omap_crtc->current_encoder && encoder != omap_crtc->current_encoder)
- omap_encoder_set_enabled(omap_crtc->current_encoder, false);
-
- omap_crtc->current_encoder = encoder;
+ container_of(irq, struct omap_crtc, vblank_irq);
+ struct drm_device *dev = omap_crtc->base.dev;
- if (!omap_crtc->enabled) {
- if (encoder)
- omap_encoder_set_enabled(encoder, false);
- } else {
- if (encoder) {
- omap_encoder_set_enabled(encoder, false);
- omap_encoder_update(encoder, omap_crtc->mgr,
- &omap_crtc->timings);
- omap_encoder_set_enabled(encoder, true);
- }
- }
-}
+ if (dispc_mgr_go_busy(omap_crtc->channel))
+ return;
-static void omap_crtc_post_apply(struct omap_drm_apply *apply)
-{
- /* nothing needed for post-apply */
-}
+ DBG("%s: apply done", omap_crtc->name);
-void omap_crtc_flush(struct drm_crtc *crtc)
-{
- struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
- int loops = 0;
+ __omap_irq_unregister(dev, &omap_crtc->vblank_irq);
- while (!list_empty(&omap_crtc->pending_applies) ||
- !list_empty(&omap_crtc->queued_applies) ||
- omap_crtc->event || omap_crtc->old_fb) {
+ rmb();
+ WARN_ON(!omap_crtc->pending);
+ omap_crtc->pending = false;
+ wmb();
- if (++loops > 10) {
- dev_err(crtc->dev->dev,
- "omap_crtc_flush() timeout\n");
- break;
- }
+ /* wake up userspace */
+ omap_crtc_complete_page_flip(&omap_crtc->base);
- schedule_timeout_uninterruptible(msecs_to_jiffies(20));
- }
+ /* wake up omap_atomic_complete */
+ wake_up(&omap_crtc->pending_wait);
}
/* -----------------------------------------------------------------------------
@@ -452,7 +333,7 @@ static void omap_crtc_destroy(struct drm_crtc *crtc)
DBG("%s", omap_crtc->name);
- WARN_ON(omap_crtc->apply_irq.registered);
+ WARN_ON(omap_crtc->vblank_irq.registered);
omap_irq_unregister(crtc->dev, &omap_crtc->error_irq);
drm_crtc_cleanup(crtc);
@@ -460,28 +341,6 @@ static void omap_crtc_destroy(struct drm_crtc *crtc)
kfree(omap_crtc);
}
-static void omap_crtc_dpms(struct drm_crtc *crtc, int mode)
-{
- struct omap_drm_private *priv = crtc->dev->dev_private;
- struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
- bool enabled = (mode == DRM_MODE_DPMS_ON);
- int i;
-
- DBG("%s: %d", omap_crtc->name, mode);
-
- if (enabled != omap_crtc->enabled) {
- omap_crtc->enabled = enabled;
- omap_crtc_apply(crtc, &omap_crtc->apply);
-
- /* Enable/disable all planes associated with the CRTC. */
- for (i = 0; i < priv->num_planes; i++) {
- struct drm_plane *plane = priv->planes[i];
- if (plane->crtc == crtc)
- WARN_ON(omap_plane_set_enable(plane, enabled));
- }
- }
-}
-
static bool omap_crtc_mode_fixup(struct drm_crtc *crtc,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
@@ -489,187 +348,127 @@ static bool omap_crtc_mode_fixup(struct drm_crtc *crtc,
return true;
}
-static int omap_crtc_mode_set(struct drm_crtc *crtc,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode,
- int x, int y,
- struct drm_framebuffer *old_fb)
+static void omap_crtc_enable(struct drm_crtc *crtc)
{
struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
- mode = adjusted_mode;
+ DBG("%s", omap_crtc->name);
- DBG("%s: set mode: %d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x",
- omap_crtc->name, mode->base.id, mode->name,
- mode->vrefresh, mode->clock,
- mode->hdisplay, mode->hsync_start,
- mode->hsync_end, mode->htotal,
- mode->vdisplay, mode->vsync_start,
- mode->vsync_end, mode->vtotal,
- mode->type, mode->flags);
+ rmb();
+ WARN_ON(omap_crtc->pending);
+ omap_crtc->pending = true;
+ wmb();
- copy_timings_drm_to_omap(&omap_crtc->timings, mode);
+ omap_irq_register(crtc->dev, &omap_crtc->vblank_irq);
- /*
- * The primary plane CRTC can be reset if the plane is disabled directly
- * through the universal plane API. Set it again here.
- */
- crtc->primary->crtc = crtc;
-
- return omap_plane_mode_set(crtc->primary, crtc, crtc->primary->fb,
- 0, 0, mode->hdisplay, mode->vdisplay,
- x, y, mode->hdisplay, mode->vdisplay,
- NULL, NULL);
+ drm_crtc_vblank_on(crtc);
}
-static void omap_crtc_prepare(struct drm_crtc *crtc)
+static void omap_crtc_disable(struct drm_crtc *crtc)
{
struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
- DBG("%s", omap_crtc->name);
- omap_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
-}
-static void omap_crtc_commit(struct drm_crtc *crtc)
-{
- struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
DBG("%s", omap_crtc->name);
- omap_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
-}
-
-static int omap_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
- struct drm_framebuffer *old_fb)
-{
- struct drm_plane *plane = crtc->primary;
- struct drm_display_mode *mode = &crtc->mode;
- return omap_plane_mode_set(plane, crtc, crtc->primary->fb,
- 0, 0, mode->hdisplay, mode->vdisplay,
- x, y, mode->hdisplay, mode->vdisplay,
- NULL, NULL);
+ drm_crtc_vblank_off(crtc);
}
-static void vblank_cb(void *arg)
+static void omap_crtc_mode_set_nofb(struct drm_crtc *crtc)
{
- struct drm_crtc *crtc = arg;
- struct drm_device *dev = crtc->dev;
struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
- unsigned long flags;
- struct drm_framebuffer *fb;
-
- spin_lock_irqsave(&dev->event_lock, flags);
+ struct drm_display_mode *mode = &crtc->state->adjusted_mode;
- /* wakeup userspace */
- if (omap_crtc->event)
- drm_send_vblank_event(dev, omap_crtc->pipe, omap_crtc->event);
-
- fb = omap_crtc->old_fb;
-
- omap_crtc->event = NULL;
- omap_crtc->old_fb = NULL;
-
- spin_unlock_irqrestore(&dev->event_lock, flags);
+ DBG("%s: set mode: %d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x",
+ omap_crtc->name, mode->base.id, mode->name,
+ mode->vrefresh, mode->clock,
+ mode->hdisplay, mode->hsync_start, mode->hsync_end, mode->htotal,
+ mode->vdisplay, mode->vsync_start, mode->vsync_end, mode->vtotal,
+ mode->type, mode->flags);
- if (fb)
- drm_framebuffer_unreference(fb);
+ copy_timings_drm_to_omap(&omap_crtc->timings, mode);
}
-static void page_flip_worker(struct work_struct *work)
+static void omap_crtc_atomic_begin(struct drm_crtc *crtc)
{
- struct omap_crtc *omap_crtc =
- container_of(work, struct omap_crtc, page_flip_work);
- struct drm_crtc *crtc = &omap_crtc->base;
- struct drm_display_mode *mode = &crtc->mode;
- struct drm_gem_object *bo;
-
- drm_modeset_lock(&crtc->mutex, NULL);
- omap_plane_mode_set(crtc->primary, crtc, crtc->primary->fb,
- 0, 0, mode->hdisplay, mode->vdisplay,
- crtc->x, crtc->y, mode->hdisplay, mode->vdisplay,
- vblank_cb, crtc);
- drm_modeset_unlock(&crtc->mutex);
-
- bo = omap_framebuffer_bo(crtc->primary->fb, 0);
- drm_gem_object_unreference_unlocked(bo);
}
-static void page_flip_cb(void *arg)
+static void omap_crtc_atomic_flush(struct drm_crtc *crtc)
{
- struct drm_crtc *crtc = arg;
struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
- struct omap_drm_private *priv = crtc->dev->dev_private;
- /* avoid assumptions about what ctxt we are called from: */
- queue_work(priv->wq, &omap_crtc->page_flip_work);
-}
+ WARN_ON(omap_crtc->vblank_irq.registered);
-static int omap_crtc_page_flip_locked(struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- struct drm_pending_vblank_event *event,
- uint32_t page_flip_flags)
-{
- struct drm_device *dev = crtc->dev;
- struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
- struct drm_plane *primary = crtc->primary;
- struct drm_gem_object *bo;
- unsigned long flags;
+ if (dispc_mgr_is_enabled(omap_crtc->channel)) {
- DBG("%d -> %d (event=%p)", primary->fb ? primary->fb->base.id : -1,
- fb->base.id, event);
+ DBG("%s: GO", omap_crtc->name);
- spin_lock_irqsave(&dev->event_lock, flags);
+ rmb();
+ WARN_ON(omap_crtc->pending);
+ omap_crtc->pending = true;
+ wmb();
- if (omap_crtc->old_fb) {
- spin_unlock_irqrestore(&dev->event_lock, flags);
- dev_err(dev->dev, "already a pending flip\n");
- return -EBUSY;
+ dispc_mgr_go(omap_crtc->channel);
+ omap_irq_register(crtc->dev, &omap_crtc->vblank_irq);
}
- omap_crtc->event = event;
- omap_crtc->old_fb = primary->fb = fb;
- drm_framebuffer_reference(omap_crtc->old_fb);
+ crtc->invert_dimensions = !!(crtc->primary->state->rotation &
+ (BIT(DRM_ROTATE_90) | BIT(DRM_ROTATE_270)));
+}
- spin_unlock_irqrestore(&dev->event_lock, flags);
+static int omap_crtc_atomic_set_property(struct drm_crtc *crtc,
+ struct drm_crtc_state *state,
+ struct drm_property *property,
+ uint64_t val)
+{
+ struct drm_plane_state *plane_state;
+ struct drm_plane *plane = crtc->primary;
/*
- * Hold a reference temporarily until the crtc is updated
- * and takes the reference to the bo. This avoids it
- * getting freed from under us:
+ * Delegate property set to the primary plane. Get the plane state and
+ * set the property directly.
*/
- bo = omap_framebuffer_bo(fb, 0);
- drm_gem_object_reference(bo);
- omap_gem_op_async(bo, OMAP_GEM_READ, page_flip_cb, crtc);
+ plane_state = drm_atomic_get_plane_state(state->state, plane);
+ if (!plane_state)
+ return -EINVAL;
- return 0;
+ return drm_atomic_plane_set_property(plane, plane_state, property, val);
}
-static int omap_crtc_set_property(struct drm_crtc *crtc,
- struct drm_property *property, uint64_t val)
+static int omap_crtc_atomic_get_property(struct drm_crtc *crtc,
+ const struct drm_crtc_state *state,
+ struct drm_property *property,
+ uint64_t *val)
{
- struct omap_drm_private *priv = crtc->dev->dev_private;
-
- if (property == priv->rotation_prop) {
- crtc->invert_dimensions =
- !!(val & ((1LL << DRM_ROTATE_90) | (1LL << DRM_ROTATE_270)));
- }
-
- return omap_plane_set_property(crtc->primary, property, val);
+ /*
+ * Delegate property get to the primary plane. The
+ * drm_atomic_plane_get_property() function isn't exported, but can be
+ * called through drm_object_property_get_value() as that will call
+ * drm_atomic_get_property() for atomic drivers.
+ */
+ return drm_object_property_get_value(&crtc->primary->base, property,
+ val);
}
static const struct drm_crtc_funcs omap_crtc_funcs = {
- .set_config = drm_crtc_helper_set_config,
+ .reset = drm_atomic_helper_crtc_reset,
+ .set_config = drm_atomic_helper_set_config,
.destroy = omap_crtc_destroy,
- .page_flip = omap_crtc_page_flip_locked,
- .set_property = omap_crtc_set_property,
+ .page_flip = drm_atomic_helper_page_flip,
+ .set_property = drm_atomic_helper_crtc_set_property,
+ .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state,
+ .atomic_set_property = omap_crtc_atomic_set_property,
+ .atomic_get_property = omap_crtc_atomic_get_property,
};
static const struct drm_crtc_helper_funcs omap_crtc_helper_funcs = {
- .dpms = omap_crtc_dpms,
.mode_fixup = omap_crtc_mode_fixup,
- .mode_set = omap_crtc_mode_set,
- .prepare = omap_crtc_prepare,
- .commit = omap_crtc_commit,
- .mode_set_base = omap_crtc_mode_set_base,
+ .mode_set_nofb = omap_crtc_mode_set_nofb,
+ .disable = omap_crtc_disable,
+ .enable = omap_crtc_enable,
+ .atomic_begin = omap_crtc_atomic_begin,
+ .atomic_flush = omap_crtc_atomic_flush,
};
/* -----------------------------------------------------------------------------
@@ -699,7 +498,6 @@ struct drm_crtc *omap_crtc_init(struct drm_device *dev,
{
struct drm_crtc *crtc = NULL;
struct omap_crtc *omap_crtc;
- struct omap_overlay_manager_info *info;
int ret;
DBG("%s", channel_names[channel]);
@@ -710,21 +508,13 @@ struct drm_crtc *omap_crtc_init(struct drm_device *dev,
crtc = &omap_crtc->base;
- INIT_WORK(&omap_crtc->page_flip_work, page_flip_worker);
- INIT_WORK(&omap_crtc->apply_work, apply_worker);
-
- INIT_LIST_HEAD(&omap_crtc->pending_applies);
- INIT_LIST_HEAD(&omap_crtc->queued_applies);
-
- omap_crtc->apply.pre_apply = omap_crtc_pre_apply;
- omap_crtc->apply.post_apply = omap_crtc_post_apply;
+ init_waitqueue_head(&omap_crtc->pending_wait);
omap_crtc->channel = channel;
omap_crtc->name = channel_names[channel];
- omap_crtc->pipe = id;
- omap_crtc->apply_irq.irqmask = pipe2vbl(crtc);
- omap_crtc->apply_irq.irq = omap_crtc_apply_irq;
+ omap_crtc->vblank_irq.irqmask = pipe2vbl(crtc);
+ omap_crtc->vblank_irq.irq = omap_crtc_vblank_irq;
omap_crtc->error_irq.irqmask =
dispc_mgr_get_sync_lost_irq(channel);
@@ -734,13 +524,6 @@ struct drm_crtc *omap_crtc_init(struct drm_device *dev,
/* temporary: */
omap_crtc->mgr = omap_dss_get_overlay_manager(channel);
- /* TODO: fix hard-coded setup.. add properties! */
- info = &omap_crtc->info;
- info->default_color = 0x00000000;
- info->trans_key = 0x00000000;
- info->trans_key_type = OMAP_DSS_COLOR_KEY_GFX_DST;
- info->trans_enabled = false;
-
ret = drm_crtc_init_with_planes(dev, crtc, plane, NULL,
&omap_crtc_funcs);
if (ret < 0) {
diff --git a/drivers/gpu/drm/omapdrm/omap_debugfs.c b/drivers/gpu/drm/omapdrm/omap_debugfs.c
index d4c04d69f..ee91a2512 100644
--- a/drivers/gpu/drm/omapdrm/omap_debugfs.c
+++ b/drivers/gpu/drm/omapdrm/omap_debugfs.c
@@ -17,12 +17,12 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include <drm/drm_crtc.h>
+#include <drm/drm_fb_helper.h>
+
#include "omap_drv.h"
#include "omap_dmm_tiler.h"
-#include "drm_fb_helper.h"
-
-
#ifdef CONFIG_DEBUG_FS
static int gem_show(struct seq_file *m, void *arg)
diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
index 042038e8a..7841970de 100644
--- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
+++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
@@ -15,21 +15,22 @@
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
+
+#include <linux/completion.h>
+#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/errno.h>
#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/mm.h>
#include <linux/module.h>
#include <linux/platform_device.h> /* platform_device() */
-#include <linux/errno.h>
#include <linux/sched.h>
-#include <linux/wait.h>
-#include <linux/interrupt.h>
-#include <linux/dma-mapping.h>
#include <linux/slab.h>
-#include <linux/vmalloc.h>
-#include <linux/delay.h>
-#include <linux/mm.h>
#include <linux/time.h>
-#include <linux/list.h>
-#include <linux/completion.h>
+#include <linux/vmalloc.h>
+#include <linux/wait.h>
#include "omap_dmm_tiler.h"
#include "omap_dmm_priv.h"
@@ -284,7 +285,7 @@ static int dmm_txn_commit(struct dmm_txn *txn, bool wait)
if (wait) {
if (!wait_for_completion_timeout(&engine->compl,
- msecs_to_jiffies(1))) {
+ msecs_to_jiffies(100))) {
dev_err(dmm->dev, "timed out waiting for done\n");
ret = -ETIMEDOUT;
}
diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c
index 94920d47e..419c2e49a 100644
--- a/drivers/gpu/drm/omapdrm/omap_drv.c
+++ b/drivers/gpu/drm/omapdrm/omap_drv.c
@@ -17,11 +17,15 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "omap_drv.h"
+#include <linux/wait.h>
+
+#include <drm/drm_atomic.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_crtc_helper.h>
+#include <drm/drm_fb_helper.h>
-#include "drm_crtc_helper.h"
-#include "drm_fb_helper.h"
#include "omap_dmm_tiler.h"
+#include "omap_drv.h"
#define DRIVER_NAME MODULE_NAME
#define DRIVER_DESC "OMAP DRM"
@@ -55,9 +59,153 @@ static void omap_fb_output_poll_changed(struct drm_device *dev)
drm_fb_helper_hotplug_event(priv->fbdev);
}
+struct omap_atomic_state_commit {
+ struct work_struct work;
+ struct drm_device *dev;
+ struct drm_atomic_state *state;
+ u32 crtcs;
+};
+
+static void omap_atomic_wait_for_completion(struct drm_device *dev,
+ struct drm_atomic_state *old_state)
+{
+ struct drm_crtc_state *old_crtc_state;
+ struct drm_crtc *crtc;
+ unsigned int i;
+ int ret;
+
+ for_each_crtc_in_state(old_state, crtc, old_crtc_state, i) {
+ if (!crtc->state->enable)
+ continue;
+
+ ret = omap_crtc_wait_pending(crtc);
+
+ if (!ret)
+ dev_warn(dev->dev,
+ "atomic complete timeout (pipe %u)!\n", i);
+ }
+}
+
+static void omap_atomic_complete(struct omap_atomic_state_commit *commit)
+{
+ struct drm_device *dev = commit->dev;
+ struct omap_drm_private *priv = dev->dev_private;
+ struct drm_atomic_state *old_state = commit->state;
+
+ /* Apply the atomic update. */
+ dispc_runtime_get();
+
+ drm_atomic_helper_commit_modeset_disables(dev, old_state);
+ drm_atomic_helper_commit_planes(dev, old_state);
+ drm_atomic_helper_commit_modeset_enables(dev, old_state);
+
+ omap_atomic_wait_for_completion(dev, old_state);
+
+ drm_atomic_helper_cleanup_planes(dev, old_state);
+
+ dispc_runtime_put();
+
+ drm_atomic_state_free(old_state);
+
+ /* Complete the commit, wake up any waiter. */
+ spin_lock(&priv->commit.lock);
+ priv->commit.pending &= ~commit->crtcs;
+ spin_unlock(&priv->commit.lock);
+
+ wake_up_all(&priv->commit.wait);
+
+ kfree(commit);
+}
+
+static void omap_atomic_work(struct work_struct *work)
+{
+ struct omap_atomic_state_commit *commit =
+ container_of(work, struct omap_atomic_state_commit, work);
+
+ omap_atomic_complete(commit);
+}
+
+static bool omap_atomic_is_pending(struct omap_drm_private *priv,
+ struct omap_atomic_state_commit *commit)
+{
+ bool pending;
+
+ spin_lock(&priv->commit.lock);
+ pending = priv->commit.pending & commit->crtcs;
+ spin_unlock(&priv->commit.lock);
+
+ return pending;
+}
+
+static int omap_atomic_commit(struct drm_device *dev,
+ struct drm_atomic_state *state, bool async)
+{
+ struct omap_drm_private *priv = dev->dev_private;
+ struct omap_atomic_state_commit *commit;
+ unsigned long flags;
+ unsigned int i;
+ int ret;
+
+ ret = drm_atomic_helper_prepare_planes(dev, state);
+ if (ret)
+ return ret;
+
+ /* Allocate the commit object. */
+ commit = kzalloc(sizeof(*commit), GFP_KERNEL);
+ if (commit == NULL) {
+ ret = -ENOMEM;
+ goto error;
+ }
+
+ INIT_WORK(&commit->work, omap_atomic_work);
+ commit->dev = dev;
+ commit->state = state;
+
+ /* Wait until all affected CRTCs have completed previous commits and
+ * mark them as pending.
+ */
+ for (i = 0; i < dev->mode_config.num_crtc; ++i) {
+ if (state->crtcs[i])
+ commit->crtcs |= 1 << drm_crtc_index(state->crtcs[i]);
+ }
+
+ wait_event(priv->commit.wait, !omap_atomic_is_pending(priv, commit));
+
+ spin_lock(&priv->commit.lock);
+ priv->commit.pending |= commit->crtcs;
+ spin_unlock(&priv->commit.lock);
+
+ /* Keep track of all CRTC events to unlink them in preclose(). */
+ spin_lock_irqsave(&dev->event_lock, flags);
+ for (i = 0; i < dev->mode_config.num_crtc; ++i) {
+ struct drm_crtc_state *cstate = state->crtc_states[i];
+
+ if (cstate && cstate->event)
+ list_add_tail(&cstate->event->base.link,
+ &priv->commit.events);
+ }
+ spin_unlock_irqrestore(&dev->event_lock, flags);
+
+ /* Swap the state, this is the point of no return. */
+ drm_atomic_helper_swap_state(dev, state);
+
+ if (async)
+ schedule_work(&commit->work);
+ else
+ omap_atomic_complete(commit);
+
+ return 0;
+
+error:
+ drm_atomic_helper_cleanup_planes(dev, state);
+ return ret;
+}
+
static const struct drm_mode_config_funcs omap_mode_config_funcs = {
.fb_create = omap_framebuffer_create,
.output_poll_changed = omap_fb_output_poll_changed,
+ .atomic_check = drm_atomic_helper_check,
+ .atomic_commit = omap_atomic_commit,
};
static int get_connector_type(struct omap_dss_device *dssdev)
@@ -151,6 +299,27 @@ static int omap_modeset_create_crtc(struct drm_device *dev, int id,
return 0;
}
+static int omap_modeset_init_properties(struct drm_device *dev)
+{
+ struct omap_drm_private *priv = dev->dev_private;
+
+ if (priv->has_dmm) {
+ dev->mode_config.rotation_property =
+ drm_mode_create_rotation_property(dev,
+ BIT(DRM_ROTATE_0) | BIT(DRM_ROTATE_90) |
+ BIT(DRM_ROTATE_180) | BIT(DRM_ROTATE_270) |
+ BIT(DRM_REFLECT_X) | BIT(DRM_REFLECT_Y));
+ if (!dev->mode_config.rotation_property)
+ return -ENOMEM;
+ }
+
+ priv->zorder_prop = drm_property_create_range(dev, 0, "zorder", 0, 3);
+ if (!priv->zorder_prop)
+ return -ENOMEM;
+
+ return 0;
+}
+
static int omap_modeset_init(struct drm_device *dev)
{
struct omap_drm_private *priv = dev->dev_private;
@@ -165,6 +334,10 @@ static int omap_modeset_init(struct drm_device *dev)
omap_drm_irq_install(dev);
+ ret = omap_modeset_init_properties(dev);
+ if (ret < 0)
+ return ret;
+
/*
* We usually don't want to create a CRTC for each manager, at least
* not until we have a way to expose private planes to userspace.
@@ -325,6 +498,8 @@ static int omap_modeset_init(struct drm_device *dev)
dev->mode_config.funcs = &omap_mode_config_funcs;
+ drm_mode_config_reset(dev);
+
return 0;
}
@@ -477,6 +652,7 @@ static int dev_load(struct drm_device *dev, unsigned long flags)
{
struct omap_drm_platform_data *pdata = dev->dev->platform_data;
struct omap_drm_private *priv;
+ unsigned int i;
int ret;
DBG("load: dev=%p", dev);
@@ -490,6 +666,9 @@ static int dev_load(struct drm_device *dev, unsigned long flags)
dev->dev_private = priv;
priv->wq = alloc_ordered_workqueue("omapdrm", 0);
+ init_waitqueue_head(&priv->commit.wait);
+ spin_lock_init(&priv->commit.lock);
+ INIT_LIST_HEAD(&priv->commit.events);
spin_lock_init(&priv->list_lock);
INIT_LIST_HEAD(&priv->obj_list);
@@ -504,10 +683,14 @@ static int dev_load(struct drm_device *dev, unsigned long flags)
return ret;
}
+ /* Initialize vblank handling, start with all CRTCs disabled. */
ret = drm_vblank_init(dev, priv->num_crtcs);
if (ret)
dev_warn(dev->dev, "could not init vblank\n");
+ for (i = 0; i < priv->num_crtcs; i++)
+ drm_crtc_vblank_off(priv->crtcs[i]);
+
priv->fbdev = omap_fbdev_init(dev);
if (!priv->fbdev) {
dev_warn(dev->dev, "omap_fbdev_init failed\n");
@@ -525,7 +708,6 @@ static int dev_load(struct drm_device *dev, unsigned long flags)
static int dev_unload(struct drm_device *dev)
{
struct omap_drm_private *priv = dev->dev_private;
- int i;
DBG("unload: dev=%p", dev);
@@ -534,10 +716,6 @@ static int dev_unload(struct drm_device *dev)
if (priv->fbdev)
omap_fbdev_free(dev);
- /* flush crtcs so the fbs get released */
- for (i = 0; i < priv->num_crtcs; i++)
- omap_crtc_flush(priv->crtcs[i]);
-
omap_modeset_free(dev);
omap_gem_deinit(dev);
@@ -583,7 +761,7 @@ static void dev_lastclose(struct drm_device *dev)
DBG("lastclose: dev=%p", dev);
- if (priv->rotation_prop) {
+ if (dev->mode_config.rotation_property) {
/* need to restore default rotation state.. not sure
* if there is a cleaner way to restore properties to
* default state? Maybe a flag that properties should
@@ -592,12 +770,12 @@ static void dev_lastclose(struct drm_device *dev)
*/
for (i = 0; i < priv->num_crtcs; i++) {
drm_object_property_set_value(&priv->crtcs[i]->base,
- priv->rotation_prop, 0);
+ dev->mode_config.rotation_property, 0);
}
for (i = 0; i < priv->num_planes; i++) {
drm_object_property_set_value(&priv->planes[i]->base,
- priv->rotation_prop, 0);
+ dev->mode_config.rotation_property, 0);
}
}
@@ -610,7 +788,24 @@ static void dev_lastclose(struct drm_device *dev)
static void dev_preclose(struct drm_device *dev, struct drm_file *file)
{
+ struct omap_drm_private *priv = dev->dev_private;
+ struct drm_pending_event *event;
+ unsigned long flags;
+
DBG("preclose: dev=%p", dev);
+
+ /*
+ * Unlink all pending CRTC events to make sure they won't be queued up
+ * by a pending asynchronous commit.
+ */
+ spin_lock_irqsave(&dev->event_lock, flags);
+ list_for_each_entry(event, &priv->commit.events, link) {
+ if (event->file_priv == file) {
+ file->event_space += event->event->length;
+ event->file_priv = NULL;
+ }
+ }
+ spin_unlock_irqrestore(&dev->event_lock, flags);
}
static void dev_postclose(struct drm_device *dev, struct drm_file *file)
@@ -636,8 +831,7 @@ static const struct file_operations omapdriver_fops = {
};
static struct drm_driver omap_drm_driver = {
- .driver_features = DRIVER_HAVE_IRQ | DRIVER_MODESET | DRIVER_GEM
- | DRIVER_PRIME,
+ .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME,
.load = dev_load,
.unload = dev_unload,
.open = dev_open,
@@ -648,10 +842,6 @@ static struct drm_driver omap_drm_driver = {
.get_vblank_counter = drm_vblank_count,
.enable_vblank = omap_irq_enable_vblank,
.disable_vblank = omap_irq_disable_vblank,
- .irq_preinstall = omap_irq_preinstall,
- .irq_postinstall = omap_irq_postinstall,
- .irq_uninstall = omap_irq_uninstall,
- .irq_handler = omap_irq_handler,
#ifdef CONFIG_DEBUG_FS
.debugfs_init = omap_debugfs_init,
.debugfs_cleanup = omap_debugfs_cleanup,
diff --git a/drivers/gpu/drm/omapdrm/omap_drv.h b/drivers/gpu/drm/omapdrm/omap_drv.h
index b31c79f15..12081e61d 100644
--- a/drivers/gpu/drm/omapdrm/omap_drv.h
+++ b/drivers/gpu/drm/omapdrm/omap_drv.h
@@ -20,15 +20,16 @@
#ifndef __OMAP_DRV_H__
#define __OMAP_DRV_H__
-#include <video/omapdss.h>
#include <linux/module.h>
+#include <linux/platform_data/omap_drm.h>
#include <linux/types.h>
+#include <linux/wait.h>
+#include <video/omapdss.h>
+
#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
-#include <drm/omap_drm.h>
#include <drm/drm_gem.h>
-#include <linux/platform_data/omap_drm.h>
-
+#include <drm/omap_drm.h>
#define DBG(fmt, ...) DRM_DEBUG(fmt"\n", ##__VA_ARGS__)
#define VERB(fmt, ...) if (0) DRM_DEBUG(fmt, ##__VA_ARGS__) /* verbose debug */
@@ -50,21 +51,6 @@ struct omap_drm_window {
uint32_t src_w, src_h;
};
-/* Once GO bit is set, we can't make further updates to shadowed registers
- * until the GO bit is cleared. So various parts in the kms code that need
- * to update shadowed registers queue up a pair of callbacks, pre_apply
- * which is called before setting GO bit, and post_apply that is called
- * after GO bit is cleared. The crtc manages the queuing, and everyone
- * else goes thru omap_crtc_apply() using these callbacks so that the
- * code which has to deal w/ GO bit state is centralized.
- */
-struct omap_drm_apply {
- struct list_head pending_node, queued_node;
- bool queued;
- void (*pre_apply)(struct omap_drm_apply *apply);
- void (*post_apply)(struct omap_drm_apply *apply);
-};
-
/* For transiently registering for different DSS irqs that various parts
* of the KMS code need during setup/configuration. We these are not
* necessarily the same as what drm_vblank_get/put() are requesting, and
@@ -114,13 +100,20 @@ struct omap_drm_private {
bool has_dmm;
/* properties: */
- struct drm_property *rotation_prop;
struct drm_property *zorder_prop;
/* irq handling: */
struct list_head irq_list; /* list of omap_drm_irq */
uint32_t vblank_mask; /* irq bits set for userspace vblank */
struct omap_drm_irq error_handler;
+
+ /* atomic commit */
+ struct {
+ struct list_head events;
+ wait_queue_head_t wait;
+ u32 pending;
+ spinlock_t lock; /* Protects commit.pending */
+ } commit;
};
@@ -138,51 +131,31 @@ int omap_gem_resume(struct device *dev);
int omap_irq_enable_vblank(struct drm_device *dev, int crtc_id);
void omap_irq_disable_vblank(struct drm_device *dev, int crtc_id);
-irqreturn_t omap_irq_handler(int irq, void *arg);
-void omap_irq_preinstall(struct drm_device *dev);
-int omap_irq_postinstall(struct drm_device *dev);
-void omap_irq_uninstall(struct drm_device *dev);
void __omap_irq_register(struct drm_device *dev, struct omap_drm_irq *irq);
void __omap_irq_unregister(struct drm_device *dev, struct omap_drm_irq *irq);
void omap_irq_register(struct drm_device *dev, struct omap_drm_irq *irq);
void omap_irq_unregister(struct drm_device *dev, struct omap_drm_irq *irq);
-int omap_drm_irq_uninstall(struct drm_device *dev);
+void omap_drm_irq_uninstall(struct drm_device *dev);
int omap_drm_irq_install(struct drm_device *dev);
struct drm_fb_helper *omap_fbdev_init(struct drm_device *dev);
void omap_fbdev_free(struct drm_device *dev);
-const struct omap_video_timings *omap_crtc_timings(struct drm_crtc *crtc);
+struct omap_video_timings *omap_crtc_timings(struct drm_crtc *crtc);
enum omap_channel omap_crtc_channel(struct drm_crtc *crtc);
-int omap_crtc_apply(struct drm_crtc *crtc,
- struct omap_drm_apply *apply);
void omap_crtc_pre_init(void);
void omap_crtc_pre_uninit(void);
struct drm_crtc *omap_crtc_init(struct drm_device *dev,
struct drm_plane *plane, enum omap_channel channel, int id);
-void omap_crtc_flush(struct drm_crtc *crtc);
+int omap_crtc_wait_pending(struct drm_crtc *crtc);
struct drm_plane *omap_plane_init(struct drm_device *dev,
int id, enum drm_plane_type type);
-int omap_plane_set_enable(struct drm_plane *plane, bool enable);
-int omap_plane_mode_set(struct drm_plane *plane,
- struct drm_crtc *crtc, struct drm_framebuffer *fb,
- int crtc_x, int crtc_y,
- unsigned int crtc_w, unsigned int crtc_h,
- unsigned int src_x, unsigned int src_y,
- unsigned int src_w, unsigned int src_h,
- void (*fxn)(void *), void *arg);
void omap_plane_install_properties(struct drm_plane *plane,
struct drm_mode_object *obj);
-int omap_plane_set_property(struct drm_plane *plane,
- struct drm_property *property, uint64_t val);
struct drm_encoder *omap_encoder_init(struct drm_device *dev,
struct omap_dss_device *dssdev);
-int omap_encoder_set_enabled(struct drm_encoder *encoder, bool enabled);
-int omap_encoder_update(struct drm_encoder *encoder,
- struct omap_overlay_manager *mgr,
- struct omap_video_timings *timings);
struct drm_connector *omap_connector_init(struct drm_device *dev,
int connector_type, struct omap_dss_device *dssdev,
@@ -204,7 +177,7 @@ struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev,
struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object **bos);
struct drm_gem_object *omap_framebuffer_bo(struct drm_framebuffer *fb, int p);
int omap_framebuffer_pin(struct drm_framebuffer *fb);
-int omap_framebuffer_unpin(struct drm_framebuffer *fb);
+void omap_framebuffer_unpin(struct drm_framebuffer *fb);
void omap_framebuffer_update_scanout(struct drm_framebuffer *fb,
struct omap_drm_window *win, struct omap_overlay_info *info);
struct drm_connector *omap_framebuffer_get_next_connector(
@@ -238,7 +211,7 @@ void omap_gem_dma_sync(struct drm_gem_object *obj,
enum dma_data_direction dir);
int omap_gem_get_paddr(struct drm_gem_object *obj,
dma_addr_t *paddr, bool remap);
-int omap_gem_put_paddr(struct drm_gem_object *obj);
+void omap_gem_put_paddr(struct drm_gem_object *obj);
int omap_gem_get_pages(struct drm_gem_object *obj, struct page ***pages,
bool remap);
int omap_gem_put_pages(struct drm_gem_object *obj);
@@ -263,7 +236,7 @@ static inline int align_pitch(int pitch, int width, int bpp)
/* PVR needs alignment to 8 pixels.. right now that is the most
* restrictive stride requirement..
*/
- return ALIGN(pitch, 8 * bytespp);
+ return roundup(pitch, 8 * bytespp);
}
/* map crtc to vblank mask */
diff --git a/drivers/gpu/drm/omapdrm/omap_encoder.c b/drivers/gpu/drm/omapdrm/omap_encoder.c
index 7445fb149..7d9b32a0e 100644
--- a/drivers/gpu/drm/omapdrm/omap_encoder.c
+++ b/drivers/gpu/drm/omapdrm/omap_encoder.c
@@ -17,16 +17,14 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include <linux/list.h>
+
+#include <drm/drm_crtc.h>
+#include <drm/drm_crtc_helper.h>
#include <drm/drm_edid.h>
#include "omap_drv.h"
-#include "drm_crtc.h"
-#include "drm_crtc_helper.h"
-
-#include <linux/list.h>
-
-
/*
* encoder funcs
*/
@@ -54,8 +52,6 @@ static void omap_encoder_destroy(struct drm_encoder *encoder)
{
struct omap_encoder *omap_encoder = to_omap_encoder(encoder);
- omap_encoder_set_enabled(encoder, false);
-
drm_encoder_cleanup(encoder);
kfree(omap_encoder);
}
@@ -64,29 +60,6 @@ static const struct drm_encoder_funcs omap_encoder_funcs = {
.destroy = omap_encoder_destroy,
};
-/*
- * The CRTC drm_crtc_helper_set_mode() doesn't really give us the right
- * order.. the easiest way to work around this for now is to make all
- * the encoder-helper's no-op's and have the omap_crtc code take care
- * of the sequencing and call us in the right points.
- *
- * Eventually to handle connecting CRTCs to different encoders properly,
- * either the CRTC helpers need to change or we need to replace
- * drm_crtc_helper_set_mode(), but lets wait until atomic-modeset for
- * that.
- */
-
-static void omap_encoder_dpms(struct drm_encoder *encoder, int mode)
-{
-}
-
-static bool omap_encoder_mode_fixup(struct drm_encoder *encoder,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- return true;
-}
-
static void omap_encoder_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
@@ -118,44 +91,18 @@ static void omap_encoder_mode_set(struct drm_encoder *encoder,
}
}
-static void omap_encoder_prepare(struct drm_encoder *encoder)
-{
-}
-
-static void omap_encoder_commit(struct drm_encoder *encoder)
-{
-}
-
-static const struct drm_encoder_helper_funcs omap_encoder_helper_funcs = {
- .dpms = omap_encoder_dpms,
- .mode_fixup = omap_encoder_mode_fixup,
- .mode_set = omap_encoder_mode_set,
- .prepare = omap_encoder_prepare,
- .commit = omap_encoder_commit,
-};
-
-/*
- * Instead of relying on the helpers for modeset, the omap_crtc code
- * calls these functions in the proper sequence.
- */
-
-int omap_encoder_set_enabled(struct drm_encoder *encoder, bool enabled)
+static void omap_encoder_disable(struct drm_encoder *encoder)
{
struct omap_encoder *omap_encoder = to_omap_encoder(encoder);
struct omap_dss_device *dssdev = omap_encoder->dssdev;
struct omap_dss_driver *dssdrv = dssdev->driver;
- if (enabled) {
- return dssdrv->enable(dssdev);
- } else {
- dssdrv->disable(dssdev);
- return 0;
- }
+ dssdrv->disable(dssdev);
}
-int omap_encoder_update(struct drm_encoder *encoder,
- struct omap_overlay_manager *mgr,
- struct omap_video_timings *timings)
+static int omap_encoder_update(struct drm_encoder *encoder,
+ enum omap_channel channel,
+ struct omap_video_timings *timings)
{
struct drm_device *dev = encoder->dev;
struct omap_encoder *omap_encoder = to_omap_encoder(encoder);
@@ -163,7 +110,7 @@ int omap_encoder_update(struct drm_encoder *encoder,
struct omap_dss_driver *dssdrv = dssdev->driver;
int ret;
- dssdev->src->manager = mgr;
+ dssdev->src->manager = omap_dss_get_overlay_manager(channel);
if (dssdrv->check_timings) {
ret = dssdrv->check_timings(dssdev, timings);
@@ -189,6 +136,32 @@ int omap_encoder_update(struct drm_encoder *encoder,
return 0;
}
+static void omap_encoder_enable(struct drm_encoder *encoder)
+{
+ struct omap_encoder *omap_encoder = to_omap_encoder(encoder);
+ struct omap_dss_device *dssdev = omap_encoder->dssdev;
+ struct omap_dss_driver *dssdrv = dssdev->driver;
+
+ omap_encoder_update(encoder, omap_crtc_channel(encoder->crtc),
+ omap_crtc_timings(encoder->crtc));
+
+ dssdrv->enable(dssdev);
+}
+
+static int omap_encoder_atomic_check(struct drm_encoder *encoder,
+ struct drm_crtc_state *crtc_state,
+ struct drm_connector_state *conn_state)
+{
+ return 0;
+}
+
+static const struct drm_encoder_helper_funcs omap_encoder_helper_funcs = {
+ .mode_set = omap_encoder_mode_set,
+ .disable = omap_encoder_disable,
+ .enable = omap_encoder_enable,
+ .atomic_check = omap_encoder_atomic_check,
+};
+
/* initialize encoder */
struct drm_encoder *omap_encoder_init(struct drm_device *dev,
struct omap_dss_device *dssdev)
diff --git a/drivers/gpu/drm/omapdrm/omap_fb.c b/drivers/gpu/drm/omapdrm/omap_fb.c
index b2c1a29cc..51b1219af 100644
--- a/drivers/gpu/drm/omapdrm/omap_fb.c
+++ b/drivers/gpu/drm/omapdrm/omap_fb.c
@@ -17,11 +17,11 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "omap_drv.h"
-#include "omap_dmm_tiler.h"
+#include <drm/drm_crtc.h>
+#include <drm/drm_crtc_helper.h>
-#include "drm_crtc.h"
-#include "drm_crtc_helper.h"
+#include "omap_dmm_tiler.h"
+#include "omap_drv.h"
/*
* framebuffer funcs
@@ -89,6 +89,8 @@ struct omap_framebuffer {
int pin_count;
const struct format *format;
struct plane planes[4];
+ /* lock for pinning (pin_count and planes.paddr) */
+ struct mutex lock;
};
static int omap_framebuffer_create_handle(struct drm_framebuffer *fb,
@@ -250,8 +252,11 @@ int omap_framebuffer_pin(struct drm_framebuffer *fb)
struct omap_framebuffer *omap_fb = to_omap_framebuffer(fb);
int ret, i, n = drm_format_num_planes(fb->pixel_format);
+ mutex_lock(&omap_fb->lock);
+
if (omap_fb->pin_count > 0) {
omap_fb->pin_count++;
+ mutex_unlock(&omap_fb->lock);
return 0;
}
@@ -265,6 +270,8 @@ int omap_framebuffer_pin(struct drm_framebuffer *fb)
omap_fb->pin_count++;
+ mutex_unlock(&omap_fb->lock);
+
return 0;
fail:
@@ -274,32 +281,33 @@ fail:
plane->paddr = 0;
}
+ mutex_unlock(&omap_fb->lock);
+
return ret;
}
/* unpin, no longer being scanned out: */
-int omap_framebuffer_unpin(struct drm_framebuffer *fb)
+void omap_framebuffer_unpin(struct drm_framebuffer *fb)
{
struct omap_framebuffer *omap_fb = to_omap_framebuffer(fb);
- int ret, i, n = drm_format_num_planes(fb->pixel_format);
+ int i, n = drm_format_num_planes(fb->pixel_format);
+
+ mutex_lock(&omap_fb->lock);
omap_fb->pin_count--;
- if (omap_fb->pin_count > 0)
- return 0;
+ if (omap_fb->pin_count > 0) {
+ mutex_unlock(&omap_fb->lock);
+ return;
+ }
for (i = 0; i < n; i++) {
struct plane *plane = &omap_fb->planes[i];
- ret = omap_gem_put_paddr(plane->bo);
- if (ret)
- goto fail;
+ omap_gem_put_paddr(plane->bo);
plane->paddr = 0;
}
- return 0;
-
-fail:
- return ret;
+ mutex_unlock(&omap_fb->lock);
}
struct drm_gem_object *omap_framebuffer_bo(struct drm_framebuffer *fb, int p)
@@ -411,6 +419,7 @@ struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev,
fb = &omap_fb->base;
omap_fb->format = format;
+ mutex_init(&omap_fb->lock);
for (i = 0; i < n; i++) {
struct plane *plane = &omap_fb->planes[i];
diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c
index 950cd3389..720d16bce 100644
--- a/drivers/gpu/drm/omapdrm/omap_fbdev.c
+++ b/drivers/gpu/drm/omapdrm/omap_fbdev.c
@@ -17,10 +17,10 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "omap_drv.h"
+#include <drm/drm_crtc.h>
+#include <drm/drm_fb_helper.h>
-#include "drm_crtc.h"
-#include "drm_fb_helper.h"
+#include "omap_drv.h"
MODULE_PARM_DESC(ywrap, "Enable ywrap scrolling (omap44xx and later, default 'y')");
static bool ywrap_enabled = true;
@@ -135,7 +135,7 @@ static int omap_fbdev_create(struct drm_fb_helper *helper,
fbdev->ywrap_enabled = priv->has_dmm && ywrap_enabled;
if (fbdev->ywrap_enabled) {
/* need to align pitch to page size if using DMM scrolling */
- mode_cmd.pitches[0] = ALIGN(mode_cmd.pitches[0], PAGE_SIZE);
+ mode_cmd.pitches[0] = PAGE_ALIGN(mode_cmd.pitches[0]);
}
/* allocate backing bo */
diff --git a/drivers/gpu/drm/omapdrm/omap_gem.c b/drivers/gpu/drm/omapdrm/omap_gem.c
index e9718b99a..7ed08fdc4 100644
--- a/drivers/gpu/drm/omapdrm/omap_gem.c
+++ b/drivers/gpu/drm/omapdrm/omap_gem.c
@@ -17,9 +17,9 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
-
-#include <linux/spinlock.h>
#include <linux/shmem_fs.h>
+#include <linux/spinlock.h>
+
#include <drm/drm_vma_manager.h>
#include "omap_drv.h"
@@ -808,10 +808,10 @@ fail:
/* Release physical address, when DMA is no longer being performed.. this
* could potentially unpin and unmap buffers from TILER
*/
-int omap_gem_put_paddr(struct drm_gem_object *obj)
+void omap_gem_put_paddr(struct drm_gem_object *obj)
{
struct omap_gem_object *omap_obj = to_omap_bo(obj);
- int ret = 0;
+ int ret;
mutex_lock(&obj->dev->struct_mutex);
if (omap_obj->paddr_cnt > 0) {
@@ -821,7 +821,6 @@ int omap_gem_put_paddr(struct drm_gem_object *obj)
if (ret) {
dev_err(obj->dev->dev,
"could not unpin pages: %d\n", ret);
- goto fail;
}
ret = tiler_release(omap_obj->block);
if (ret) {
@@ -832,9 +831,8 @@ int omap_gem_put_paddr(struct drm_gem_object *obj)
omap_obj->block = NULL;
}
}
-fail:
+
mutex_unlock(&obj->dev->struct_mutex);
- return ret;
}
/* Get rotated scanout address (only valid if already pinned), at the
@@ -1378,11 +1376,7 @@ struct drm_gem_object *omap_gem_new(struct drm_device *dev,
omap_obj = kzalloc(sizeof(*omap_obj), GFP_KERNEL);
if (!omap_obj)
- goto fail;
-
- spin_lock(&priv->list_lock);
- list_add(&omap_obj->mm_list, &priv->obj_list);
- spin_unlock(&priv->list_lock);
+ return NULL;
obj = &omap_obj->base;
@@ -1392,11 +1386,19 @@ struct drm_gem_object *omap_gem_new(struct drm_device *dev,
*/
omap_obj->vaddr = dma_alloc_writecombine(dev->dev, size,
&omap_obj->paddr, GFP_KERNEL);
- if (omap_obj->vaddr)
- flags |= OMAP_BO_DMA;
+ if (!omap_obj->vaddr) {
+ kfree(omap_obj);
+
+ return NULL;
+ }
+ flags |= OMAP_BO_DMA;
}
+ spin_lock(&priv->list_lock);
+ list_add(&omap_obj->mm_list, &priv->obj_list);
+ spin_unlock(&priv->list_lock);
+
omap_obj->flags = flags;
if (flags & OMAP_BO_TILED) {
diff --git a/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c b/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c
index 344fd7891..0cc71c9d0 100644
--- a/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c
+++ b/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c
@@ -17,10 +17,10 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "omap_drv.h"
-
#include <linux/dma-buf.h>
+#include "omap_drv.h"
+
static struct sg_table *omap_gem_map_dma_buf(
struct dma_buf_attachment *attachment,
enum dma_data_direction dir)
diff --git a/drivers/gpu/drm/omapdrm/omap_irq.c b/drivers/gpu/drm/omapdrm/omap_irq.c
index 3eb097efc..249c0330d 100644
--- a/drivers/gpu/drm/omapdrm/omap_irq.c
+++ b/drivers/gpu/drm/omapdrm/omap_irq.c
@@ -152,12 +152,10 @@ int omap_irq_enable_vblank(struct drm_device *dev, int crtc_id)
DBG("dev=%p, crtc=%d", dev, crtc_id);
- dispc_runtime_get();
spin_lock_irqsave(&list_lock, flags);
priv->vblank_mask |= pipe2vbl(crtc);
omap_irq_update(dev);
spin_unlock_irqrestore(&list_lock, flags);
- dispc_runtime_put();
return 0;
}
@@ -179,15 +177,13 @@ void omap_irq_disable_vblank(struct drm_device *dev, int crtc_id)
DBG("dev=%p, crtc=%d", dev, crtc_id);
- dispc_runtime_get();
spin_lock_irqsave(&list_lock, flags);
priv->vblank_mask &= ~pipe2vbl(crtc);
omap_irq_update(dev);
spin_unlock_irqrestore(&list_lock, flags);
- dispc_runtime_put();
}
-irqreturn_t omap_irq_handler(int irq, void *arg)
+static irqreturn_t omap_irq_handler(int irq, void *arg)
{
struct drm_device *dev = (struct drm_device *) arg;
struct omap_drm_private *priv = dev->dev_private;
@@ -222,23 +218,29 @@ irqreturn_t omap_irq_handler(int irq, void *arg)
return IRQ_HANDLED;
}
-void omap_irq_preinstall(struct drm_device *dev)
-{
- DBG("dev=%p", dev);
- dispc_runtime_get();
- dispc_clear_irqstatus(0xffffffff);
- dispc_runtime_put();
-}
+/*
+ * We need a special version, instead of just using drm_irq_install(),
+ * because we need to register the irq via omapdss. Once omapdss and
+ * omapdrm are merged together we can assign the dispc hwmod data to
+ * ourselves and drop these and just use drm_irq_{install,uninstall}()
+ */
-int omap_irq_postinstall(struct drm_device *dev)
+int omap_drm_irq_install(struct drm_device *dev)
{
struct omap_drm_private *priv = dev->dev_private;
struct omap_drm_irq *error_handler = &priv->error_handler;
-
- DBG("dev=%p", dev);
+ int ret;
INIT_LIST_HEAD(&priv->irq_list);
+ dispc_runtime_get();
+ dispc_clear_irqstatus(0xffffffff);
+ dispc_runtime_put();
+
+ ret = dispc_request_irq(omap_irq_handler, dev);
+ if (ret < 0)
+ return ret;
+
error_handler->irq = omap_irq_error_handler;
error_handler->irqmask = DISPC_IRQ_OCP_ERR;
@@ -249,76 +251,22 @@ int omap_irq_postinstall(struct drm_device *dev)
omap_irq_register(dev, error_handler);
- return 0;
-}
-
-void omap_irq_uninstall(struct drm_device *dev)
-{
- DBG("dev=%p", dev);
- // TODO prolly need to call drm_irq_uninstall() somewhere too
-}
-
-/*
- * We need a special version, instead of just using drm_irq_install(),
- * because we need to register the irq via omapdss. Once omapdss and
- * omapdrm are merged together we can assign the dispc hwmod data to
- * ourselves and drop these and just use drm_irq_{install,uninstall}()
- */
-
-int omap_drm_irq_install(struct drm_device *dev)
-{
- int ret;
-
- mutex_lock(&dev->struct_mutex);
-
- if (dev->irq_enabled) {
- mutex_unlock(&dev->struct_mutex);
- return -EBUSY;
- }
dev->irq_enabled = true;
- mutex_unlock(&dev->struct_mutex);
-
- /* Before installing handler */
- if (dev->driver->irq_preinstall)
- dev->driver->irq_preinstall(dev);
- ret = dispc_request_irq(dev->driver->irq_handler, dev);
-
- if (ret < 0) {
- mutex_lock(&dev->struct_mutex);
- dev->irq_enabled = false;
- mutex_unlock(&dev->struct_mutex);
- return ret;
- }
-
- /* After installing handler */
- if (dev->driver->irq_postinstall)
- ret = dev->driver->irq_postinstall(dev);
-
- if (ret < 0) {
- mutex_lock(&dev->struct_mutex);
- dev->irq_enabled = false;
- mutex_unlock(&dev->struct_mutex);
- dispc_free_irq(dev);
- }
-
- return ret;
+ return 0;
}
-int omap_drm_irq_uninstall(struct drm_device *dev)
+void omap_drm_irq_uninstall(struct drm_device *dev)
{
unsigned long irqflags;
- bool irq_enabled;
int i;
- mutex_lock(&dev->struct_mutex);
- irq_enabled = dev->irq_enabled;
+ if (!dev->irq_enabled)
+ return;
+
dev->irq_enabled = false;
- mutex_unlock(&dev->struct_mutex);
- /*
- * Wake up any waiters so they don't hang.
- */
+ /* Wake up any waiters so they don't hang. */
if (dev->num_crtcs) {
spin_lock_irqsave(&dev->vbl_lock, irqflags);
for (i = 0; i < dev->num_crtcs; i++) {
@@ -330,13 +278,5 @@ int omap_drm_irq_uninstall(struct drm_device *dev)
spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
}
- if (!irq_enabled)
- return -EINVAL;
-
- if (dev->driver->irq_uninstall)
- dev->driver->irq_uninstall(dev);
-
dispc_free_irq(dev);
-
- return 0;
}
diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c
index 1c6b63f39..098904696 100644
--- a/drivers/gpu/drm/omapdrm/omap_plane.c
+++ b/drivers/gpu/drm/omapdrm/omap_plane.c
@@ -17,10 +17,12 @@
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "drm_flip_work.h"
+#include <drm/drm_atomic.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_plane_helper.h>
-#include "omap_drv.h"
#include "omap_dmm_tiler.h"
+#include "omap_drv.h"
/* some hackery because omapdss has an 'enum omap_plane' (which would be
* better named omap_plane_id).. and compiler seems unhappy about having
@@ -32,237 +34,183 @@
* plane funcs
*/
-struct callback {
- void (*fxn)(void *);
- void *arg;
-};
-
#define to_omap_plane(x) container_of(x, struct omap_plane, base)
struct omap_plane {
struct drm_plane base;
int id; /* TODO rename omap_plane -> omap_plane_id in omapdss so I can use the enum */
const char *name;
- struct omap_overlay_info info;
- struct omap_drm_apply apply;
-
- /* position/orientation of scanout within the fb: */
- struct omap_drm_window win;
- bool enabled;
-
- /* last fb that we pinned: */
- struct drm_framebuffer *pinned_fb;
uint32_t nformats;
uint32_t formats[32];
struct omap_drm_irq error_irq;
+};
- /* for deferring bo unpin's until next post_apply(): */
- struct drm_flip_work unpin_work;
+struct omap_plane_state {
+ struct drm_plane_state base;
- // XXX maybe get rid of this and handle vblank in crtc too?
- struct callback apply_done_cb;
+ unsigned int zorder;
};
-static void omap_plane_unpin_worker(struct drm_flip_work *work, void *val)
+static inline struct omap_plane_state *
+to_omap_plane_state(struct drm_plane_state *state)
{
- struct omap_plane *omap_plane =
- container_of(work, struct omap_plane, unpin_work);
- struct drm_device *dev = omap_plane->base.dev;
-
- /*
- * omap_framebuffer_pin/unpin are always called from priv->wq,
- * so there's no need for locking here.
- */
- omap_framebuffer_unpin(val);
- mutex_lock(&dev->mode_config.mutex);
- drm_framebuffer_unreference(val);
- mutex_unlock(&dev->mode_config.mutex);
+ return container_of(state, struct omap_plane_state, base);
}
-/* update which fb (if any) is pinned for scanout */
-static int omap_plane_update_pin(struct drm_plane *plane,
- struct drm_framebuffer *fb)
+static int omap_plane_prepare_fb(struct drm_plane *plane,
+ struct drm_framebuffer *fb,
+ const struct drm_plane_state *new_state)
{
- struct omap_plane *omap_plane = to_omap_plane(plane);
- struct drm_framebuffer *pinned_fb = omap_plane->pinned_fb;
-
- if (pinned_fb != fb) {
- int ret = 0;
-
- DBG("%p -> %p", pinned_fb, fb);
-
- if (fb) {
- drm_framebuffer_reference(fb);
- ret = omap_framebuffer_pin(fb);
- }
-
- if (pinned_fb)
- drm_flip_work_queue(&omap_plane->unpin_work, pinned_fb);
-
- if (ret) {
- dev_err(plane->dev->dev, "could not swap %p -> %p\n",
- omap_plane->pinned_fb, fb);
- drm_framebuffer_unreference(fb);
- omap_plane->pinned_fb = NULL;
- return ret;
- }
-
- omap_plane->pinned_fb = fb;
- }
+ return omap_framebuffer_pin(fb);
+}
- return 0;
+static void omap_plane_cleanup_fb(struct drm_plane *plane,
+ struct drm_framebuffer *fb,
+ const struct drm_plane_state *old_state)
+{
+ omap_framebuffer_unpin(fb);
}
-static void omap_plane_pre_apply(struct omap_drm_apply *apply)
+static void omap_plane_atomic_update(struct drm_plane *plane,
+ struct drm_plane_state *old_state)
{
- struct omap_plane *omap_plane =
- container_of(apply, struct omap_plane, apply);
- struct omap_drm_window *win = &omap_plane->win;
- struct drm_plane *plane = &omap_plane->base;
- struct drm_device *dev = plane->dev;
- struct omap_overlay_info *info = &omap_plane->info;
- struct drm_crtc *crtc = plane->crtc;
- enum omap_channel channel;
- bool enabled = omap_plane->enabled && crtc;
+ struct omap_plane *omap_plane = to_omap_plane(plane);
+ struct drm_plane_state *state = plane->state;
+ struct omap_plane_state *omap_state = to_omap_plane_state(state);
+ struct omap_overlay_info info;
+ struct omap_drm_window win;
int ret;
- DBG("%s, enabled=%d", omap_plane->name, enabled);
+ DBG("%s, crtc=%p fb=%p", omap_plane->name, state->crtc, state->fb);
- /* if fb has changed, pin new fb: */
- omap_plane_update_pin(plane, enabled ? plane->fb : NULL);
+ memset(&info, 0, sizeof(info));
+ info.rotation_type = OMAP_DSS_ROT_DMA;
+ info.rotation = OMAP_DSS_ROT_0;
+ info.global_alpha = 0xff;
+ info.mirror = 0;
+ info.zorder = omap_state->zorder;
- if (!enabled) {
- dispc_ovl_enable(omap_plane->id, false);
- return;
- }
+ memset(&win, 0, sizeof(win));
+ win.rotation = state->rotation;
+ win.crtc_x = state->crtc_x;
+ win.crtc_y = state->crtc_y;
+ win.crtc_w = state->crtc_w;
+ win.crtc_h = state->crtc_h;
+
+ /*
+ * src values are in Q16 fixed point, convert to integer.
+ * omap_framebuffer_update_scanout() takes adjusted src.
+ */
+ win.src_x = state->src_x >> 16;
+ win.src_y = state->src_y >> 16;
- channel = omap_crtc_channel(crtc);
+ switch (state->rotation & 0xf) {
+ case BIT(DRM_ROTATE_90):
+ case BIT(DRM_ROTATE_270):
+ win.src_w = state->src_h >> 16;
+ win.src_h = state->src_w >> 16;
+ break;
+ default:
+ win.src_w = state->src_w >> 16;
+ win.src_h = state->src_h >> 16;
+ break;
+ }
/* update scanout: */
- omap_framebuffer_update_scanout(plane->fb, win, info);
+ omap_framebuffer_update_scanout(state->fb, &win, &info);
- DBG("%dx%d -> %dx%d (%d)", info->width, info->height,
- info->out_width, info->out_height,
- info->screen_width);
- DBG("%d,%d %pad %pad", info->pos_x, info->pos_y,
- &info->paddr, &info->p_uv_addr);
+ DBG("%dx%d -> %dx%d (%d)", info.width, info.height,
+ info.out_width, info.out_height,
+ info.screen_width);
+ DBG("%d,%d %pad %pad", info.pos_x, info.pos_y,
+ &info.paddr, &info.p_uv_addr);
- dispc_ovl_set_channel_out(omap_plane->id, channel);
+ dispc_ovl_set_channel_out(omap_plane->id,
+ omap_crtc_channel(state->crtc));
/* and finally, update omapdss: */
- ret = dispc_ovl_setup(omap_plane->id, info, false,
- omap_crtc_timings(crtc), false);
- if (ret) {
- dev_err(dev->dev, "dispc_ovl_setup failed: %d\n", ret);
+ ret = dispc_ovl_setup(omap_plane->id, &info, false,
+ omap_crtc_timings(state->crtc), false);
+ if (WARN_ON(ret)) {
+ dispc_ovl_enable(omap_plane->id, false);
return;
}
dispc_ovl_enable(omap_plane->id, true);
}
-static void omap_plane_post_apply(struct omap_drm_apply *apply)
+static void omap_plane_atomic_disable(struct drm_plane *plane,
+ struct drm_plane_state *old_state)
{
- struct omap_plane *omap_plane =
- container_of(apply, struct omap_plane, apply);
- struct drm_plane *plane = &omap_plane->base;
- struct omap_drm_private *priv = plane->dev->dev_private;
- struct callback cb;
-
- cb = omap_plane->apply_done_cb;
- omap_plane->apply_done_cb.fxn = NULL;
+ struct omap_plane_state *omap_state = to_omap_plane_state(plane->state);
+ struct omap_plane *omap_plane = to_omap_plane(plane);
- drm_flip_work_commit(&omap_plane->unpin_work, priv->wq);
+ plane->state->rotation = BIT(DRM_ROTATE_0);
+ omap_state->zorder = plane->type == DRM_PLANE_TYPE_PRIMARY
+ ? 0 : omap_plane->id;
- if (cb.fxn)
- cb.fxn(cb.arg);
+ dispc_ovl_enable(omap_plane->id, false);
}
-static int omap_plane_apply(struct drm_plane *plane)
+static int omap_plane_atomic_check(struct drm_plane *plane,
+ struct drm_plane_state *state)
{
- if (plane->crtc) {
- struct omap_plane *omap_plane = to_omap_plane(plane);
- return omap_crtc_apply(plane->crtc, &omap_plane->apply);
- }
+ struct drm_crtc_state *crtc_state;
+
+ if (!state->crtc)
+ return 0;
+
+ crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc);
+ if (IS_ERR(crtc_state))
+ return PTR_ERR(crtc_state);
+
+ if (state->crtc_x < 0 || state->crtc_y < 0)
+ return -EINVAL;
+
+ if (state->crtc_x + state->crtc_w > crtc_state->adjusted_mode.hdisplay)
+ return -EINVAL;
+
+ if (state->crtc_y + state->crtc_h > crtc_state->adjusted_mode.vdisplay)
+ return -EINVAL;
+
return 0;
}
-int omap_plane_mode_set(struct drm_plane *plane,
- struct drm_crtc *crtc, struct drm_framebuffer *fb,
- int crtc_x, int crtc_y,
- unsigned int crtc_w, unsigned int crtc_h,
- unsigned int src_x, unsigned int src_y,
- unsigned int src_w, unsigned int src_h,
- void (*fxn)(void *), void *arg)
+static const struct drm_plane_helper_funcs omap_plane_helper_funcs = {
+ .prepare_fb = omap_plane_prepare_fb,
+ .cleanup_fb = omap_plane_cleanup_fb,
+ .atomic_check = omap_plane_atomic_check,
+ .atomic_update = omap_plane_atomic_update,
+ .atomic_disable = omap_plane_atomic_disable,
+};
+
+static void omap_plane_reset(struct drm_plane *plane)
{
struct omap_plane *omap_plane = to_omap_plane(plane);
- struct omap_drm_window *win = &omap_plane->win;
-
- win->crtc_x = crtc_x;
- win->crtc_y = crtc_y;
- win->crtc_w = crtc_w;
- win->crtc_h = crtc_h;
-
- win->src_x = src_x;
- win->src_y = src_y;
- win->src_w = src_w;
- win->src_h = src_h;
-
- if (fxn) {
- /* omap_crtc should ensure that a new page flip
- * isn't permitted while there is one pending:
- */
- BUG_ON(omap_plane->apply_done_cb.fxn);
-
- omap_plane->apply_done_cb.fxn = fxn;
- omap_plane->apply_done_cb.arg = arg;
- }
+ struct omap_plane_state *omap_state;
- return omap_plane_apply(plane);
-}
+ if (plane->state && plane->state->fb)
+ drm_framebuffer_unreference(plane->state->fb);
-static int omap_plane_update(struct drm_plane *plane,
- struct drm_crtc *crtc, struct drm_framebuffer *fb,
- int crtc_x, int crtc_y,
- unsigned int crtc_w, unsigned int crtc_h,
- uint32_t src_x, uint32_t src_y,
- uint32_t src_w, uint32_t src_h)
-{
- struct omap_plane *omap_plane = to_omap_plane(plane);
- omap_plane->enabled = true;
+ kfree(plane->state);
+ plane->state = NULL;
- /* omap_plane_mode_set() takes adjusted src */
- switch (omap_plane->win.rotation & 0xf) {
- case BIT(DRM_ROTATE_90):
- case BIT(DRM_ROTATE_270):
- swap(src_w, src_h);
- break;
- }
+ omap_state = kzalloc(sizeof(*omap_state), GFP_KERNEL);
+ if (omap_state == NULL)
+ return;
/*
- * We don't need to take a reference to the framebuffer as the DRM core
- * has already done so for the purpose of setting plane->fb.
+ * Set defaults depending on whether we are a primary or overlay
+ * plane.
*/
- plane->fb = fb;
- plane->crtc = crtc;
-
- /* src values are in Q16 fixed point, convert to integer: */
- return omap_plane_mode_set(plane, crtc, fb,
- crtc_x, crtc_y, crtc_w, crtc_h,
- src_x >> 16, src_y >> 16, src_w >> 16, src_h >> 16,
- NULL, NULL);
-}
-
-static int omap_plane_disable(struct drm_plane *plane)
-{
- struct omap_plane *omap_plane = to_omap_plane(plane);
-
- omap_plane->win.rotation = BIT(DRM_ROTATE_0);
- omap_plane->info.zorder = plane->type == DRM_PLANE_TYPE_PRIMARY
- ? 0 : omap_plane->id;
+ omap_state->zorder = plane->type == DRM_PLANE_TYPE_PRIMARY
+ ? 0 : omap_plane->id;
+ omap_state->base.rotation = BIT(DRM_ROTATE_0);
- return omap_plane_set_enable(plane, false);
+ plane->state = &omap_state->base;
+ plane->state->plane = plane;
}
static void omap_plane_destroy(struct drm_plane *plane)
@@ -275,82 +223,94 @@ static void omap_plane_destroy(struct drm_plane *plane)
drm_plane_cleanup(plane);
- drm_flip_work_cleanup(&omap_plane->unpin_work);
-
kfree(omap_plane);
}
-int omap_plane_set_enable(struct drm_plane *plane, bool enable)
-{
- struct omap_plane *omap_plane = to_omap_plane(plane);
-
- if (enable == omap_plane->enabled)
- return 0;
-
- omap_plane->enabled = enable;
- return omap_plane_apply(plane);
-}
-
/* helper to install properties which are common to planes and crtcs */
void omap_plane_install_properties(struct drm_plane *plane,
struct drm_mode_object *obj)
{
struct drm_device *dev = plane->dev;
struct omap_drm_private *priv = dev->dev_private;
- struct drm_property *prop;
if (priv->has_dmm) {
- prop = priv->rotation_prop;
- if (!prop) {
- prop = drm_mode_create_rotation_property(dev,
- BIT(DRM_ROTATE_0) |
- BIT(DRM_ROTATE_90) |
- BIT(DRM_ROTATE_180) |
- BIT(DRM_ROTATE_270) |
- BIT(DRM_REFLECT_X) |
- BIT(DRM_REFLECT_Y));
- if (prop == NULL)
- return;
- priv->rotation_prop = prop;
- }
+ struct drm_property *prop = dev->mode_config.rotation_property;
+
drm_object_attach_property(obj, prop, 0);
}
- prop = priv->zorder_prop;
- if (!prop) {
- prop = drm_property_create_range(dev, 0, "zorder", 0, 3);
- if (prop == NULL)
- return;
- priv->zorder_prop = prop;
- }
- drm_object_attach_property(obj, prop, 0);
+ drm_object_attach_property(obj, priv->zorder_prop, 0);
}
-int omap_plane_set_property(struct drm_plane *plane,
- struct drm_property *property, uint64_t val)
+static struct drm_plane_state *
+omap_plane_atomic_duplicate_state(struct drm_plane *plane)
+{
+ struct omap_plane_state *state;
+ struct omap_plane_state *copy;
+
+ if (WARN_ON(!plane->state))
+ return NULL;
+
+ state = to_omap_plane_state(plane->state);
+ copy = kmemdup(state, sizeof(*state), GFP_KERNEL);
+ if (copy == NULL)
+ return NULL;
+
+ __drm_atomic_helper_plane_duplicate_state(plane, &copy->base);
+
+ return &copy->base;
+}
+
+static void omap_plane_atomic_destroy_state(struct drm_plane *plane,
+ struct drm_plane_state *state)
+{
+ __drm_atomic_helper_plane_destroy_state(plane, state);
+ kfree(to_omap_plane_state(state));
+}
+
+static int omap_plane_atomic_set_property(struct drm_plane *plane,
+ struct drm_plane_state *state,
+ struct drm_property *property,
+ uint64_t val)
{
- struct omap_plane *omap_plane = to_omap_plane(plane);
struct omap_drm_private *priv = plane->dev->dev_private;
- int ret = -EINVAL;
-
- if (property == priv->rotation_prop) {
- DBG("%s: rotation: %02x", omap_plane->name, (uint32_t)val);
- omap_plane->win.rotation = val;
- ret = omap_plane_apply(plane);
- } else if (property == priv->zorder_prop) {
- DBG("%s: zorder: %02x", omap_plane->name, (uint32_t)val);
- omap_plane->info.zorder = val;
- ret = omap_plane_apply(plane);
- }
+ struct omap_plane_state *omap_state = to_omap_plane_state(state);
+
+ if (property == priv->zorder_prop)
+ omap_state->zorder = val;
+ else
+ return -EINVAL;
- return ret;
+ return 0;
+}
+
+static int omap_plane_atomic_get_property(struct drm_plane *plane,
+ const struct drm_plane_state *state,
+ struct drm_property *property,
+ uint64_t *val)
+{
+ struct omap_drm_private *priv = plane->dev->dev_private;
+ const struct omap_plane_state *omap_state =
+ container_of(state, const struct omap_plane_state, base);
+
+ if (property == priv->zorder_prop)
+ *val = omap_state->zorder;
+ else
+ return -EINVAL;
+
+ return 0;
}
static const struct drm_plane_funcs omap_plane_funcs = {
- .update_plane = omap_plane_update,
- .disable_plane = omap_plane_disable,
+ .update_plane = drm_atomic_helper_update_plane,
+ .disable_plane = drm_atomic_helper_disable_plane,
+ .reset = omap_plane_reset,
.destroy = omap_plane_destroy,
- .set_property = omap_plane_set_property,
+ .set_property = drm_atomic_helper_plane_set_property,
+ .atomic_duplicate_state = omap_plane_atomic_duplicate_state,
+ .atomic_destroy_state = omap_plane_atomic_destroy_state,
+ .atomic_set_property = omap_plane_atomic_set_property,
+ .atomic_get_property = omap_plane_atomic_get_property,
};
static void omap_plane_error_irq(struct omap_drm_irq *irq, uint32_t irqstatus)
@@ -382,7 +342,6 @@ struct drm_plane *omap_plane_init(struct drm_device *dev,
struct omap_drm_private *priv = dev->dev_private;
struct drm_plane *plane;
struct omap_plane *omap_plane;
- struct omap_overlay_info *info;
int ret;
DBG("%s: type=%d", plane_names[id], type);
@@ -391,9 +350,6 @@ struct drm_plane *omap_plane_init(struct drm_device *dev,
if (!omap_plane)
return ERR_PTR(-ENOMEM);
- drm_flip_work_init(&omap_plane->unpin_work,
- "unpin", omap_plane_unpin_worker);
-
omap_plane->nformats = omap_framebuffer_get_formats(
omap_plane->formats, ARRAY_SIZE(omap_plane->formats),
dss_feat_get_supported_color_modes(id));
@@ -402,9 +358,6 @@ struct drm_plane *omap_plane_init(struct drm_device *dev,
plane = &omap_plane->base;
- omap_plane->apply.pre_apply = omap_plane_pre_apply;
- omap_plane->apply.post_apply = omap_plane_post_apply;
-
omap_plane->error_irq.irqmask = error_irqs[id];
omap_plane->error_irq.irq = omap_plane_error_irq;
omap_irq_register(dev, &omap_plane->error_irq);
@@ -415,26 +368,9 @@ struct drm_plane *omap_plane_init(struct drm_device *dev,
if (ret < 0)
goto error;
- omap_plane_install_properties(plane, &plane->base);
+ drm_plane_helper_add(plane, &omap_plane_helper_funcs);
- /* get our starting configuration, set defaults for parameters
- * we don't currently use, etc:
- */
- info = &omap_plane->info;
- info->rotation_type = OMAP_DSS_ROT_DMA;
- info->rotation = OMAP_DSS_ROT_0;
- info->global_alpha = 0xff;
- info->mirror = 0;
-
- /* Set defaults depending on whether we are a CRTC or overlay
- * layer.
- * TODO add ioctl to give userspace an API to change this.. this
- * will come in a subsequent patch.
- */
- if (type == DRM_PLANE_TYPE_PRIMARY)
- omap_plane->info.zorder = 0;
- else
- omap_plane->info.zorder = id;
+ omap_plane_install_properties(plane, &plane->base);
return plane;