diff options
Diffstat (limited to 'drivers/firmware/arm_scmi/optee.c')
| -rw-r--r-- | drivers/firmware/arm_scmi/optee.c | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/drivers/firmware/arm_scmi/optee.c b/drivers/firmware/arm_scmi/optee.c index 901737c9f5f8..175b39bcd470 100644 --- a/drivers/firmware/arm_scmi/optee.c +++ b/drivers/firmware/arm_scmi/optee.c @@ -282,23 +282,6 @@ static void scmi_optee_clear_channel(struct scmi_chan_info *cinfo) shmem_clear_channel(channel->shmem); } -static int setup_dynamic_shmem(struct device *dev, struct scmi_optee_channel *channel) -{ - const size_t msg_size = SCMI_OPTEE_MAX_MSG_SIZE; - - channel->tee_shm = tee_shm_alloc_kernel_buf(scmi_optee_private->tee_ctx, msg_size); - if (IS_ERR(channel->tee_shm)) { - dev_err(channel->cinfo->dev, "shmem allocation failed\n"); - return -ENOMEM; - } - - channel->shmem = (void *)tee_shm_get_va(channel->tee_shm, 0); - memset(channel->shmem, 0, msg_size); - shmem_clear_channel(channel->shmem); - - return 0; -} - static int setup_static_shmem(struct device *dev, struct scmi_chan_info *cinfo, struct scmi_optee_channel *channel) { @@ -342,7 +325,7 @@ static int setup_shmem(struct device *dev, struct scmi_chan_info *cinfo, if (of_find_property(cinfo->dev->of_node, "shmem", NULL)) return setup_static_shmem(dev, cinfo, channel); else - return setup_dynamic_shmem(dev, channel); + return -ENOMEM; } static int scmi_optee_chan_setup(struct scmi_chan_info *cinfo, struct device *dev, bool tx) |