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path: root/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c
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Diffstat (limited to 'drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c')
-rw-r--r--drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c b/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c
index b2e76d1dcbf7..7ee69c5223ce 100644
--- a/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c
+++ b/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c
@@ -66,11 +66,51 @@ static int iris_hfi_gen1_sys_pc_prep(struct iris_core *core)
return iris_hfi_queue_cmd_write_locked(core, &pkt, pkt.hdr.size);
}
+static int iris_hfi_gen1_session_open(struct iris_inst *inst)
+{
+ struct hfi_session_open_pkt packet;
+ int ret;
+
+ packet.shdr.hdr.size = sizeof(struct hfi_session_open_pkt);
+ packet.shdr.hdr.pkt_type = HFI_CMD_SYS_SESSION_INIT;
+ packet.shdr.session_id = inst->session_id;
+ packet.session_domain = HFI_SESSION_TYPE_DEC;
+ packet.session_codec = HFI_VIDEO_CODEC_H264;
+
+ reinit_completion(&inst->completion);
+
+ ret = iris_hfi_queue_cmd_write(inst->core, &packet, packet.shdr.hdr.size);
+ if (ret)
+ return ret;
+
+ return iris_wait_for_session_response(inst);
+}
+
+static void iris_hfi_gen1_packet_session_cmd(struct iris_inst *inst,
+ struct hfi_session_pkt *packet,
+ u32 ptype)
+{
+ packet->shdr.hdr.size = sizeof(*packet);
+ packet->shdr.hdr.pkt_type = ptype;
+ packet->shdr.session_id = inst->session_id;
+}
+
+static int iris_hfi_gen1_session_close(struct iris_inst *inst)
+{
+ struct hfi_session_pkt packet;
+
+ iris_hfi_gen1_packet_session_cmd(inst, &packet, HFI_CMD_SYS_SESSION_END);
+
+ return iris_hfi_queue_cmd_write(inst->core, &packet, packet.shdr.hdr.size);
+}
+
static const struct iris_hfi_command_ops iris_hfi_gen1_command_ops = {
.sys_init = iris_hfi_gen1_sys_init,
.sys_image_version = iris_hfi_gen1_sys_image_version,
.sys_interframe_powercollapse = iris_hfi_gen1_sys_interframe_powercollapse,
.sys_pc_prep = iris_hfi_gen1_sys_pc_prep,
+ .session_open = iris_hfi_gen1_session_open,
+ .session_close = iris_hfi_gen1_session_close,
};
void iris_hfi_gen1_command_ops_init(struct iris_core *core)