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cnss2: Send QMI message to download TME-L patch

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Send QMI message with TME-L patch information to WLAN FW, to
download TME-L patch.

Change-Id: Ieae07c0f761ada45ffcb990b1412654b9c6862b1
CRs-Fixed: 3521187
This commit is contained in:
Naman Padhiar
2023-03-28 21:27:36 +05:30
committed by Rahul Choudhary
parent 2ec2768bfc
commit bdd3c6bf67
8 changed files with 180 additions and 0 deletions
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74
cnss2/pci.c
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@@ -49,6 +49,7 @@
#define DEFAULT_PHY_M3_FILE_NAME "m3.bin"
#define DEFAULT_AUX_FILE_NAME "aux_ucode.elf"
#define DEFAULT_PHY_UCODE_FILE_NAME "phy_ucode.elf"
#define TME_PATCH_FILE_NAME "tmel_patch.elf"
#define PHY_UCODE_V2_FILE_NAME "phy_ucode20.elf"
#define DEFAULT_FW_FILE_NAME "amss.bin"
#define FW_V2_FILE_NAME "amss20.bin"
@@ -4762,6 +4763,78 @@ void cnss_pci_free_qdss_mem(struct cnss_pci_data *pci_priv)
plat_priv->qdss_mem_seg_len = 0;
}
int cnss_pci_load_tme_patch(struct cnss_pci_data *pci_priv)
{
struct cnss_plat_data *plat_priv = pci_priv->plat_priv;
struct cnss_fw_mem *tme_lite_mem = &plat_priv->tme_lite_mem;
char filename[MAX_FIRMWARE_NAME_LEN];
char *tme_patch_filename = NULL;
const struct firmware *fw_entry;
int ret = 0;
switch (pci_priv->device_id) {
case PEACH_DEVICE_ID:
tme_patch_filename = TME_PATCH_FILE_NAME;
break;
case QCA6174_DEVICE_ID:
case QCA6290_DEVICE_ID:
case QCA6390_DEVICE_ID:
case QCA6490_DEVICE_ID:
case KIWI_DEVICE_ID:
case MANGO_DEVICE_ID:
default:
cnss_pr_dbg("TME-L not supported for device ID: (0x%x)\n",
pci_priv->device_id);
return 0;
}
if (!tme_lite_mem->va && !tme_lite_mem->size) {
cnss_pci_add_fw_prefix_name(pci_priv, filename,
tme_patch_filename);
ret = firmware_request_nowarn(&fw_entry, filename,
&pci_priv->pci_dev->dev);
if (ret) {
cnss_pr_err("Failed to load TME-L patch: %s, ret: %d\n",
filename, ret);
return ret;
}
tme_lite_mem->va = dma_alloc_coherent(&pci_priv->pci_dev->dev,
fw_entry->size, &tme_lite_mem->pa,
GFP_KERNEL);
if (!tme_lite_mem->va) {
cnss_pr_err("Failed to allocate memory for M3, size: 0x%zx\n",
fw_entry->size);
release_firmware(fw_entry);
return -ENOMEM;
}
memcpy(tme_lite_mem->va, fw_entry->data, fw_entry->size);
tme_lite_mem->size = fw_entry->size;
release_firmware(fw_entry);
}
return 0;
}
static void cnss_pci_free_tme_lite_mem(struct cnss_pci_data *pci_priv)
{
struct cnss_plat_data *plat_priv = pci_priv->plat_priv;
struct cnss_fw_mem *tme_lite_mem = &plat_priv->tme_lite_mem;
if (tme_lite_mem->va && tme_lite_mem->size) {
cnss_pr_dbg("Freeing memory for TME patch, va: 0x%pK, pa: %pa, size: 0x%zx\n",
tme_lite_mem->va, &tme_lite_mem->pa, tme_lite_mem->size);
dma_free_coherent(&pci_priv->pci_dev->dev, tme_lite_mem->size,
tme_lite_mem->va, tme_lite_mem->pa);
}
tme_lite_mem->va = NULL;
tme_lite_mem->pa = 0;
tme_lite_mem->size = 0;
}
int cnss_pci_load_m3(struct cnss_pci_data *pci_priv)
{
struct cnss_plat_data *plat_priv = pci_priv->plat_priv;
@@ -7123,6 +7196,7 @@ static void cnss_pci_remove(struct pci_dev *pci_dev)
clear_bit(CNSS_PCI_PROBE_DONE, &plat_priv->driver_state);
cnss_pci_unregister_driver_hdlr(pci_priv);
cnss_pci_free_aux_mem(pci_priv);
cnss_pci_free_tme_lite_mem(pci_priv);
cnss_pci_free_m3_mem(pci_priv);
cnss_pci_free_fw_mem(pci_priv);
cnss_pci_free_qdss_mem(pci_priv);