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drm/nouveau/disp: implement nvif event sources for vblank/connector notifiers 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
hifive-unleashed-5.1
Ben Skeggs 2014-08-10 04:10:28 +10:00
parent b76f15295e
commit 80bc340b3d
11 changed files with 47 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
drivers/gpu/drm/nouveau/core/engine/disp/base.c
View File

@ -24,6 +24,7 @@
#include <core/os.h>
#include <nvif/unpack.h>
#include <nvif/class.h>
#include <nvif/event.h>
#include "priv.h"
@ -92,6 +93,24 @@ nouveau_disp_hpd_func = {
.ctor = nouveau_disp_hpd_ctor
};
int
nouveau_disp_ntfy(struct nouveau_object *object, u32 type,
struct nvkm_event **event)
{
struct nouveau_disp *disp = (void *)object->engine;
switch (type) {
case NV04_DISP_NTFY_VBLANK:
*event = &disp->vblank;
return 0;
case NV04_DISP_NTFY_CONN:
*event = &disp->hpd;
return 0;
default:
break;
}
return -EINVAL;
}
int
_nouveau_disp_fini(struct nouveau_object *object, bool suspend)
{

1
drivers/gpu/drm/nouveau/core/engine/disp/nv04.c
View File

@ -112,6 +112,7 @@ nv04_disp_ofuncs = {
.init = nouveau_object_init,
.fini = nouveau_object_fini,
.mthd = nv04_disp_mthd,
.ntfy = nouveau_disp_ntfy,
};
static struct nouveau_oclass

1
drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
View File

@ -1142,6 +1142,7 @@ nv50_disp_base_ofuncs = {
.init = nv50_disp_base_init,
.fini = nv50_disp_base_fini,
.mthd = nv50_disp_base_mthd,
.ntfy = nouveau_disp_ntfy,
};
static struct nouveau_oclass

1
drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
View File

@ -716,6 +716,7 @@ nvd0_disp_base_ofuncs = {
.init = nvd0_disp_base_init,
.fini = nvd0_disp_base_fini,
.mthd = nv50_disp_base_mthd,
.ntfy = nouveau_disp_ntfy,
};
static struct nouveau_oclass

1
drivers/gpu/drm/nouveau/core/engine/disp/priv.h
View File

@ -42,5 +42,6 @@ extern struct nouveau_oclass *nvkm_connector_oclass;
int nouveau_disp_vblank_ctor(void *data, u32 size, struct nvkm_notify *);
void nouveau_disp_vblank(struct nouveau_disp *, int head);
int nouveau_disp_ntfy(struct nouveau_object *, u32, struct nvkm_event **);
#endif

10
drivers/gpu/drm/nouveau/nouveau_connector.c
View File

@ -100,7 +100,7 @@ static void
nouveau_connector_destroy(struct drm_connector *connector)
{
struct nouveau_connector *nv_connector = nouveau_connector(connector);
nvkm_notify_fini(&nv_connector->hpd);
nvif_notify_fini(&nv_connector->hpd);
kfree(nv_connector->edid);
drm_connector_unregister(connector);
drm_connector_cleanup(connector);
@ -937,7 +937,7 @@ nouveau_connector_funcs_dp = {
};
static int
nouveau_connector_hotplug(struct nvkm_notify *notify)
nouveau_connector_hotplug(struct nvif_notify *notify)
{
struct nouveau_connector *nv_connector =
container_of(notify, typeof(*nv_connector), hpd);
@ -959,7 +959,7 @@ nouveau_connector_hotplug(struct nvkm_notify *notify)
drm_helper_hpd_irq_event(connector->dev);
}
return NVKM_NOTIFY_KEEP;
return NVIF_NOTIFY_KEEP;
}
static ssize_t
@ -1029,7 +1029,6 @@ nouveau_connector_create(struct drm_device *dev, int index)
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_display *disp = nouveau_display(dev);
struct nouveau_connector *nv_connector = NULL;
struct nouveau_disp *pdisp = nvkm_disp(&drm->device);
struct drm_connector *connector;
int type, ret = 0;
bool dummy;
@ -1215,7 +1214,8 @@ nouveau_connector_create(struct drm_device *dev, int index)
break;
}
ret = nvkm_notify_init(&pdisp->hpd, nouveau_connector_hotplug, true,
ret = nvif_notify_init(&disp->disp, NULL, nouveau_connector_hotplug,
true, NV04_DISP_NTFY_CONN,
&(struct nvif_notify_conn_req_v0) {
.mask = NVIF_NOTIFY_CONN_V0_ANY,
.conn = index,

4
drivers/gpu/drm/nouveau/nouveau_connector.h
View File

@ -27,6 +27,8 @@
#ifndef __NOUVEAU_CONNECTOR_H__
#define __NOUVEAU_CONNECTOR_H__
#include <nvif/notify.h>
#include <drm/drm_edid.h>
#include <drm/drm_dp_helper.h>
#include "nouveau_crtc.h"
@ -63,7 +65,7 @@ struct nouveau_connector {
u8 index;
u8 *dcb;
struct nvkm_notify hpd;
struct nvif_notify hpd;
struct drm_dp_aux aux;

4
drivers/gpu/drm/nouveau/nouveau_crtc.h
View File

@ -27,11 +27,13 @@
#ifndef __NOUVEAU_CRTC_H__
#define __NOUVEAU_CRTC_H__
#include <nvif/notify.h>
struct nouveau_crtc {
struct drm_crtc base;
int index;
struct nvkm_notify vblank;
struct nvif_notify vblank;
uint32_t dpms_saved_fp_control;
uint32_t fp_users;

20
drivers/gpu/drm/nouveau/nouveau_display.c
View File

@ -42,12 +42,12 @@
#include <nvif/event.h>
static int
nouveau_display_vblank_handler(struct nvkm_notify *notify)
nouveau_display_vblank_handler(struct nvif_notify *notify)
{
struct nouveau_crtc *nv_crtc =
container_of(notify, typeof(*nv_crtc), vblank);
drm_handle_vblank(nv_crtc->base.dev, nv_crtc->index);
return NVKM_NOTIFY_KEEP;
return NVIF_NOTIFY_KEEP;
}
int
@ -57,7 +57,7 @@ nouveau_display_vblank_enable(struct drm_device *dev, int head)
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
if (nv_crtc->index == head) {
nvkm_notify_get(&nv_crtc->vblank);
nvif_notify_get(&nv_crtc->vblank);
return 0;
}
}
@ -71,7 +71,7 @@ nouveau_display_vblank_disable(struct drm_device *dev, int head)
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
if (nv_crtc->index == head) {
nvkm_notify_put(&nv_crtc->vblank);
nvif_notify_put(&nv_crtc->vblank);
return;
}
}
@ -172,22 +172,22 @@ nouveau_display_vblank_fini(struct drm_device *dev)
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
nvkm_notify_fini(&nv_crtc->vblank);
nvif_notify_fini(&nv_crtc->vblank);
}
}
static int
nouveau_display_vblank_init(struct drm_device *dev)
{
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_disp *pdisp = nvkm_disp(&drm->device);
struct nouveau_display *disp = nouveau_display(dev);
struct drm_crtc *crtc;
int ret;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
ret = nvkm_notify_init(&pdisp->vblank,
ret = nvif_notify_init(&disp->disp, NULL,
nouveau_display_vblank_handler, false,
NV04_DISP_NTFY_VBLANK,
&(struct nvif_notify_head_req_v0) {
.head = nv_crtc->index,
},
@ -371,7 +371,7 @@ nouveau_display_init(struct drm_device *dev)
/* enable hotplug interrupts */
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
struct nouveau_connector *conn = nouveau_connector(connector);
nvkm_notify_get(&conn->hpd);
nvif_notify_get(&conn->hpd);
}
return ret;
@ -391,7 +391,7 @@ nouveau_display_fini(struct drm_device *dev)
/* disable hotplug interrupts */
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
struct nouveau_connector *conn = nouveau_connector(connector);
nvkm_notify_put(&conn->hpd);
nvif_notify_put(&conn->hpd);
}
drm_kms_helper_poll_disable(dev);

4
drivers/gpu/drm/nouveau/nvif/class.h
View File

@ -343,6 +343,9 @@ struct kepler_channel_gpfifo_a_v0 {
* legacy display
******************************************************************************/
#define NV04_DISP_NTFY_VBLANK 0x00
#define NV04_DISP_NTFY_CONN 0x01
struct nv04_disp_mthd_v0 {
__u8 version;
#define NV04_DISP_SCANOUTPOS 0x00
@ -365,7 +368,6 @@ struct nv04_disp_scanoutpos_v0 {
__u16 hline;
};
/*******************************************************************************
* display
******************************************************************************/

2
drivers/gpu/drm/nouveau/nvif/device.h
View File

@ -54,13 +54,11 @@ void nvif_device_ref(struct nvif_device *, struct nvif_device **);
#include <engine/device.h>
#include <engine/fifo.h>
#include <engine/disp.h>
#include <engine/graph.h>
#include <engine/software.h>
#define nvkm_fifo(a) nouveau_fifo(nvkm_device(a))
#define nvkm_fifo_chan(a) ((struct nouveau_fifo_chan *)nvkm_object(a))
#define nvkm_disp(a) nouveau_disp(nvkm_device(a))
#define nvkm_gr(a) ((struct nouveau_graph *)nouveau_engine(nvkm_object(a), NVDEV_ENGINE_GR))
#endif