[PATCH v2 30/62] drm/nouveau/gsp: add hal for disp.chan.set_pushbuf()

[Ben Skeggs]

550.40.07 has incompatible changes to
NV2080_CTRL_CMD_INTERNAL_DISPLAY_CHANNEL_PUSHBUFFER.

Signed-off-by: Ben Skeggs <bske...@nvidia.com>
Reviewed-by: Dave Airlie <airl...@redhat.com>
Reviewed-by: Timur Tabi <tt...@nvidia.com>
Tested-by: Timur Tabi <tt...@nvidia.com>
---
 .../nouveau/nvkm/subdev/gsp/rm/r535/disp.c    | 27 +++++++++++--------
 .../gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h   |  5 ++++
 2 files changed, 21 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/disp.c 
b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/disp.c
index 8cc0b6529296..ce84e72ef936 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/disp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/disp.c
@@ -70,9 +70,9 @@ r535_chan_fini(struct nvkm_disp_chan *chan)
 }
 
 static int
-r535_chan_push(struct nvkm_disp_chan *chan)
+r535_disp_chan_set_pushbuf(struct nvkm_disp *disp, s32 oclass, int inst, 
struct nvkm_memory *memory)
 {
-       struct nvkm_gsp *gsp = chan->disp->engine.subdev.device->gsp;
+       struct nvkm_gsp *gsp = disp->rm.objcom.client->gsp;
        NV2080_CTRL_INTERNAL_DISPLAY_CHANNEL_PUSHBUFFER_PARAMS *ctrl;
 
        ctrl = nvkm_gsp_rm_ctrl_get(&gsp->internal.device.subdevice,
@@ -81,8 +81,8 @@ r535_chan_push(struct nvkm_disp_chan *chan)
        if (IS_ERR(ctrl))
                return PTR_ERR(ctrl);
 
-       if (chan->memory) {
-               switch (nvkm_memory_target(chan->memory)) {
+       if (memory) {
+               switch (nvkm_memory_target(memory)) {
                case NVKM_MEM_TARGET_NCOH:
                        ctrl->addressSpace = ADDR_SYSMEM;
                        ctrl->cacheSnoop = 0;
@@ -99,13 +99,13 @@ r535_chan_push(struct nvkm_disp_chan *chan)
                        return -EINVAL;
                }
 
-               ctrl->physicalAddr = nvkm_memory_addr(chan->memory);
-               ctrl->limit = nvkm_memory_size(chan->memory) - 1;
+               ctrl->physicalAddr = nvkm_memory_addr(memory);
+               ctrl->limit = nvkm_memory_size(memory) - 1;
        }
 
-       ctrl->hclass = chan->object.oclass;
-       ctrl->channelInstance = chan->head;
-       ctrl->valid = ((chan->object.oclass & 0xff) != 0x7a) ? 1 : 0;
+       ctrl->hclass = oclass;
+       ctrl->channelInstance = inst;
+       ctrl->valid = ((oclass & 0xff) != 0x7a) ? 1 : 0;
 
        return nvkm_gsp_rm_ctrl_wr(&gsp->internal.device.subdevice, ctrl);
 }
@@ -113,10 +113,11 @@ r535_chan_push(struct nvkm_disp_chan *chan)
 static int
 r535_curs_init(struct nvkm_disp_chan *chan)
 {
+       const struct nvkm_rm_api *rmapi = 
chan->disp->rm.objcom.client->gsp->rm->api;
        NV50VAIO_CHANNELPIO_ALLOCATION_PARAMETERS *args;
        int ret;
 
-       ret = r535_chan_push(chan);
+       ret = rmapi->disp->chan.set_pushbuf(chan->disp, chan->object.oclass, 
chan->head, NULL);
        if (ret)
                return ret;
 
@@ -166,10 +167,11 @@ r535_dmac_fini(struct nvkm_disp_chan *chan)
 static int
 r535_dmac_init(struct nvkm_disp_chan *chan)
 {
+       const struct nvkm_rm_api *rmapi = 
chan->disp->rm.objcom.client->gsp->rm->api;
        NV50VAIO_CHANNELDMA_ALLOCATION_PARAMETERS *args;
        int ret;
 
-       ret = r535_chan_push(chan);
+       ret = rmapi->disp->chan.set_pushbuf(chan->disp, chan->object.oclass, 
chan->head, chan->memory);
        if (ret)
                return ret;
 
@@ -1742,5 +1744,8 @@ r535_disp = {
        .bl_ctrl = r535_bl_ctrl,
        .dp = {
                .set_indexed_link_rates = r535_dp_set_indexed_link_rates,
+       },
+       .chan = {
+               .set_pushbuf = r535_disp_chan_set_pushbuf,
        }
 };
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h 
b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h
index b9c775aec58e..a8f070871d80 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h
@@ -79,6 +79,11 @@ struct nvkm_rm_api {
                struct {
                        int (*set_indexed_link_rates)(struct nvkm_outp *);
                } dp;
+
+               struct {
+                       int (*set_pushbuf)(struct nvkm_disp *, s32 oclass, int 
inst,
+                                          struct nvkm_memory *);
+               } chan;
        } *disp;
 
        const struct nvkm_rm_api_engine {
-- 
2.49.0