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fsicom: fix misra and cert-c issue

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- fix misra nad cert issue for the multi core code change

Bug 3952896
Bug 3959323

Change-Id: Id3108a604aea71e4b2b75034a2852b3083ad8947
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2974001
Signed-off-by: pshaw <pshaw@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2977128
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
pshaw
2023-09-05 07:59:39 +00:00
committed by mobile promotions
parent dd495993d3
commit ca62042a01
1 changed files with 8 additions and 3 deletions
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11
drivers/platform/tegra/tegra-fsicom.c
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@@ -130,7 +130,7 @@ static int tegra_hsp_mb_init(struct device *dev)
fsi_hsp_v[lCoreId]->rx.client.rx_callback = tegra_hsp_rx_notify; fsi_hsp_v[lCoreId]->rx.client.rx_callback = tegra_hsp_rx_notify;
fsi_hsp_v[lCoreId]->tx.client.tx_done = tegra_hsp_tx_empty_notify; fsi_hsp_v[lCoreId]->tx.client.tx_done = tegra_hsp_tx_empty_notify;
snprintf(lTxStr, sizeof(lTxStr), "fsi-tx-cpu%d", lCoreId); (void)snprintf(lTxStr, sizeof(lTxStr), "fsi-tx-cpu%d", lCoreId);
fsi_hsp_v[lCoreId]->tx.chan = mbox_request_channel_byname( fsi_hsp_v[lCoreId]->tx.chan = mbox_request_channel_byname(
&fsi_hsp_v[lCoreId]->tx.client, &fsi_hsp_v[lCoreId]->tx.client,
lTxStr); lTxStr);
@@ -140,7 +140,7 @@ static int tegra_hsp_mb_init(struct device *dev)
return err; return err;
} }
snprintf(lRxStr, sizeof(lRxStr), "fsi-rx-cpu%d", lCoreId); (void)snprintf(lRxStr, sizeof(lRxStr), "fsi-rx-cpu%d", lCoreId);
fsi_hsp_v[lCoreId]->rx.chan = mbox_request_channel_byname( fsi_hsp_v[lCoreId]->rx.chan = mbox_request_channel_byname(
&fsi_hsp_v[lCoreId]->rx.client, &fsi_hsp_v[lCoreId]->rx.client,
lRxStr); lRxStr);
@@ -156,7 +156,7 @@ static int tegra_hsp_mb_init(struct device *dev)
static int smmu_buff_map(unsigned long arg) static int smmu_buff_map(unsigned long arg)
{ {
u32 val; u32 val = 0xFF;
int ret; int ret;
dma_addr_t dma_addr; dma_addr_t dma_addr;
dma_addr_t phys_addr; dma_addr_t phys_addr;
@@ -251,6 +251,8 @@ static ssize_t device_file_ioctl(
if (copy_from_user(&input, (void __user *)arg, if (copy_from_user(&input, (void __user *)arg,
sizeof(struct rw_data))) sizeof(struct rw_data)))
return -EACCES; return -EACCES;
if (input.coreid >= sgMaxCore)
return -ECHRNG;
pdata[0] = input.handle; pdata[0] = input.handle;
ret = mbox_send_message(fsi_hsp_v[input.coreid]->tx.chan, ret = mbox_send_message(fsi_hsp_v[input.coreid]->tx.chan,
(void *)pdata); (void *)pdata);
@@ -268,6 +270,9 @@ static ssize_t device_file_ioctl(
if (copy_from_user(&ldata, (void __user *)arg, if (copy_from_user(&ldata, (void __user *)arg,
sizeof(struct iova_data))) sizeof(struct iova_data)))
return -EACCES; return -EACCES;
if (ldata.coreid >= sgMaxCore)
return -ECHRNG;
pdata[0] = ldata.offset; pdata[0] = ldata.offset;
pdata[1] = ldata.iova; pdata[1] = ldata.iova;
pdata[2] = ldata.chid; pdata[2] = ldata.chid;