{
int ret;
+ /* No need to enable the client if nothing is needed from it */
+ if (!cldev->bus->fw_f_fw_ver_supported &&
+ !cldev->bus->hbm_f_os_supported)
+ return;
+
ret = mei_cldev_enable(cldev);
if (ret)
return;
- ret = mei_fwver(cldev);
- if (ret < 0)
- dev_err(&cldev->dev, "FW version command failed %d\n", ret);
+ if (cldev->bus->fw_f_fw_ver_supported) {
+ ret = mei_fwver(cldev);
+ if (ret < 0)
+ dev_err(&cldev->dev, "FW version command failed %d\n",
+ ret);
+ }
if (cldev->bus->hbm_f_os_supported) {
ret = mei_osver(cldev);
#define MEI_CFG_FW_SPS \
.quirk_probe = mei_me_fw_type_sps
+#define MEI_CFG_FW_VER_SUPP \
+ .fw_ver_supported = 1
#define MEI_CFG_ICH_HFS \
.fw_status.count = 0
MEI_CFG_ICH10_HFS,
};
-/* PCH devices */
-static const struct mei_cfg mei_me_pch_cfg = {
+/* PCH6 devices */
+static const struct mei_cfg mei_me_pch6_cfg = {
MEI_CFG_PCH_HFS,
};
+/* PCH7 devices */
+static const struct mei_cfg mei_me_pch7_cfg = {
+ MEI_CFG_PCH_HFS,
+ MEI_CFG_FW_VER_SUPP,
+};
+
/* PCH Cougar Point and Patsburg with quirk for Node Manager exclusion */
static const struct mei_cfg mei_me_pch_cpt_pbg_cfg = {
MEI_CFG_PCH_HFS,
+ MEI_CFG_FW_VER_SUPP,
MEI_CFG_FW_NM,
};
/* PCH8 Lynx Point and newer devices */
static const struct mei_cfg mei_me_pch8_cfg = {
MEI_CFG_PCH8_HFS,
+ MEI_CFG_FW_VER_SUPP,
};
/* PCH8 Lynx Point with quirk for SPS Firmware exclusion */
static const struct mei_cfg mei_me_pch8_sps_cfg = {
MEI_CFG_PCH8_HFS,
+ MEI_CFG_FW_VER_SUPP,
MEI_CFG_FW_SPS,
};
/* Cannon Lake and newer devices */
static const struct mei_cfg mei_me_pch12_cfg = {
MEI_CFG_PCH8_HFS,
+ MEI_CFG_FW_VER_SUPP,
MEI_CFG_DMA_128,
};
[MEI_ME_UNDEF_CFG] = NULL,
[MEI_ME_ICH_CFG] = &mei_me_ich_cfg,
[MEI_ME_ICH10_CFG] = &mei_me_ich10_cfg,
- [MEI_ME_PCH_CFG] = &mei_me_pch_cfg,
+ [MEI_ME_PCH6_CFG] = &mei_me_pch6_cfg,
+ [MEI_ME_PCH7_CFG] = &mei_me_pch7_cfg,
[MEI_ME_PCH_CPT_PBG_CFG] = &mei_me_pch_cpt_pbg_cfg,
[MEI_ME_PCH8_CFG] = &mei_me_pch8_cfg,
[MEI_ME_PCH8_SPS_CFG] = &mei_me_pch8_sps_cfg,
mei_device_init(dev, &pdev->dev, &mei_me_hw_ops);
hw->cfg = cfg;
+ dev->fw_f_fw_ver_supported = cfg->fw_ver_supported;
+
return dev;
}
* @fw_status: FW status
* @quirk_probe: device exclusion quirk
* @dma_size: device DMA buffers size
+ * @fw_ver_supported: is fw version retrievable from FW
*/
struct mei_cfg {
const struct mei_fw_status fw_status;
bool (*quirk_probe)(struct pci_dev *pdev);
size_t dma_size[DMA_DSCR_NUM];
+ u32 fw_ver_supported:1;
};
* @MEI_ME_UNDEF_CFG: Lower sentinel.
* @MEI_ME_ICH_CFG: I/O Controller Hub legacy devices.
* @MEI_ME_ICH10_CFG: I/O Controller Hub platforms Gen10
- * @MEI_ME_PCH_CFG: Platform Controller Hub platforms (Up to Gen8).
+ * @MEI_ME_PCH6_CFG: Platform Controller Hub platforms (Gen6).
+ * @MEI_ME_PCH7_CFG: Platform Controller Hub platforms (Gen7).
* @MEI_ME_PCH_CPT_PBG_CFG:Platform Controller Hub workstations
* with quirk for Node Manager exclusion.
* @MEI_ME_PCH8_CFG: Platform Controller Hub Gen8 and newer
MEI_ME_UNDEF_CFG,
MEI_ME_ICH_CFG,
MEI_ME_ICH10_CFG,
- MEI_ME_PCH_CFG,
+ MEI_ME_PCH6_CFG,
+ MEI_ME_PCH7_CFG,
MEI_ME_PCH_CPT_PBG_CFG,
MEI_ME_PCH8_CFG,
MEI_ME_PCH8_SPS_CFG,
*
* @fw_ver : FW versions
*
+ * @fw_f_fw_ver_supported : fw feature: fw version supported
+ *
* @me_clients_rwsem: rw lock over me_clients list
* @me_clients : list of FW clients
* @me_clients_map : FW clients bit map
struct mei_fw_version fw_ver[MEI_MAX_FW_VER_BLOCKS];
+ unsigned int fw_f_fw_ver_supported:1;
+
struct rw_semaphore me_clients_rwsem;
struct list_head me_clients;
DECLARE_BITMAP(me_clients_map, MEI_CLIENTS_MAX);
{MEI_PCI_DEVICE(MEI_DEV_ID_ICH10_3, MEI_ME_ICH10_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_ICH10_4, MEI_ME_ICH10_CFG)},
- {MEI_PCI_DEVICE(MEI_DEV_ID_IBXPK_1, MEI_ME_PCH_CFG)},
- {MEI_PCI_DEVICE(MEI_DEV_ID_IBXPK_2, MEI_ME_PCH_CFG)},
+ {MEI_PCI_DEVICE(MEI_DEV_ID_IBXPK_1, MEI_ME_PCH6_CFG)},
+ {MEI_PCI_DEVICE(MEI_DEV_ID_IBXPK_2, MEI_ME_PCH6_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_CPT_1, MEI_ME_PCH_CPT_PBG_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_PBG_1, MEI_ME_PCH_CPT_PBG_CFG)},
- {MEI_PCI_DEVICE(MEI_DEV_ID_PPT_1, MEI_ME_PCH_CFG)},
- {MEI_PCI_DEVICE(MEI_DEV_ID_PPT_2, MEI_ME_PCH_CFG)},
- {MEI_PCI_DEVICE(MEI_DEV_ID_PPT_3, MEI_ME_PCH_CFG)},
+ {MEI_PCI_DEVICE(MEI_DEV_ID_PPT_1, MEI_ME_PCH7_CFG)},
+ {MEI_PCI_DEVICE(MEI_DEV_ID_PPT_2, MEI_ME_PCH7_CFG)},
+ {MEI_PCI_DEVICE(MEI_DEV_ID_PPT_3, MEI_ME_PCH7_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_LPT_H, MEI_ME_PCH8_SPS_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_LPT_W, MEI_ME_PCH8_SPS_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_LPT_LP, MEI_ME_PCH8_CFG)},