diff --git a/drivers/misc/mei/hw-me.c b/drivers/misc/mei/hw-me.c index 71216affcab1..10dcf4ff99a5 100644 --- a/drivers/misc/mei/hw-me.c +++ b/drivers/misc/mei/hw-me.c @@ -1354,10 +1354,10 @@ static bool mei_me_fw_type_sps(struct pci_dev *pdev) .quirk_probe = mei_me_fw_type_sps -#define MEI_CFG_LEGACY_HFS \ +#define MEI_CFG_ICH_HFS \ .fw_status.count = 0 -#define MEI_CFG_ICH_HFS \ +#define MEI_CFG_ICH10_HFS \ .fw_status.count = 1, \ .fw_status.status[0] = PCI_CFG_HFS_1 @@ -1376,38 +1376,61 @@ static bool mei_me_fw_type_sps(struct pci_dev *pdev) .fw_status.status[5] = PCI_CFG_HFS_6 /* ICH Legacy devices */ -const struct mei_cfg mei_me_legacy_cfg = { - MEI_CFG_LEGACY_HFS, -}; - -/* ICH devices */ -const struct mei_cfg mei_me_ich_cfg = { +static const struct mei_cfg mei_me_ich_cfg = { MEI_CFG_ICH_HFS, }; +/* ICH devices */ +static const struct mei_cfg mei_me_ich10_cfg = { + MEI_CFG_ICH10_HFS, +}; + /* PCH devices */ -const struct mei_cfg mei_me_pch_cfg = { +static const struct mei_cfg mei_me_pch_cfg = { MEI_CFG_PCH_HFS, }; - /* PCH Cougar Point and Patsburg with quirk for Node Manager exclusion */ -const struct mei_cfg mei_me_pch_cpt_pbg_cfg = { +static const struct mei_cfg mei_me_pch_cpt_pbg_cfg = { MEI_CFG_PCH_HFS, MEI_CFG_FW_NM, }; /* PCH8 Lynx Point and newer devices */ -const struct mei_cfg mei_me_pch8_cfg = { +static const struct mei_cfg mei_me_pch8_cfg = { MEI_CFG_PCH8_HFS, }; /* PCH8 Lynx Point with quirk for SPS Firmware exclusion */ -const struct mei_cfg mei_me_pch8_sps_cfg = { +static const struct mei_cfg mei_me_pch8_sps_cfg = { MEI_CFG_PCH8_HFS, MEI_CFG_FW_SPS, }; +/* + * mei_cfg_list - A list of platform platform specific configurations. + * Note: has to be synchronized with enum mei_cfg_idx. + */ +static const struct mei_cfg *const mei_cfg_list[] = { + [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_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, +}; + +const struct mei_cfg *mei_me_get_cfg(kernel_ulong_t idx) +{ + BUILD_BUG_ON(ARRAY_SIZE(mei_cfg_list) != MEI_ME_NUM_CFG); + + if (idx >= MEI_ME_NUM_CFG) + return NULL; + + return mei_cfg_list[idx]; +}; + /** * mei_me_dev_init - allocates and initializes the mei device structure * diff --git a/drivers/misc/mei/hw-me.h b/drivers/misc/mei/hw-me.h index cf64847a35b9..67892533576e 100644 --- a/drivers/misc/mei/hw-me.h +++ b/drivers/misc/mei/hw-me.h @@ -41,8 +41,7 @@ struct mei_cfg { #define MEI_PCI_DEVICE(dev, cfg) \ .vendor = PCI_VENDOR_ID_INTEL, .device = (dev), \ .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, \ - .driver_data = (kernel_ulong_t)&(cfg) - + .driver_data = (kernel_ulong_t)(cfg), #define MEI_ME_RPM_TIMEOUT 500 /* ms */ @@ -63,12 +62,36 @@ struct mei_me_hw { #define to_me_hw(dev) (struct mei_me_hw *)((dev)->hw) -extern const struct mei_cfg mei_me_legacy_cfg; -extern const struct mei_cfg mei_me_ich_cfg; -extern const struct mei_cfg mei_me_pch_cfg; -extern const struct mei_cfg mei_me_pch_cpt_pbg_cfg; -extern const struct mei_cfg mei_me_pch8_cfg; -extern const struct mei_cfg mei_me_pch8_sps_cfg; +/** + * enum mei_cfg_idx - indices to platform specific configurations. + * + * Note: has to be synchronized with mei_cfg_list[] + * + * @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_PCH_CPT_PBG_CFG:Platform Controller Hub workstations + * with quirk for Node Manager exclusion. + * @MEI_ME_PCH8_CFG: Platform Controller Hub Gen8 and newer + * client platforms. + * @MEI_ME_PCH8_SPS_CFG: Platform Controller Hub Gen8 and newer + * servers platforms with quirk for + * SPS firmware exclusion. + * @MEI_ME_NUM_CFG: Upper Sentinel. + */ +enum mei_cfg_idx { + MEI_ME_UNDEF_CFG, + MEI_ME_ICH_CFG, + MEI_ME_ICH10_CFG, + MEI_ME_PCH_CFG, + MEI_ME_PCH_CPT_PBG_CFG, + MEI_ME_PCH8_CFG, + MEI_ME_PCH8_SPS_CFG, + MEI_ME_NUM_CFG, +}; + +const struct mei_cfg *mei_me_get_cfg(kernel_ulong_t idx); struct mei_device *mei_me_dev_init(struct pci_dev *pdev, const struct mei_cfg *cfg); diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index 8bf9a3d9792d..3f4e36b8892f 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -43,57 +43,58 @@ /* mei_pci_tbl - PCI Device ID Table */ static const struct pci_device_id mei_me_pci_tbl[] = { - {MEI_PCI_DEVICE(MEI_DEV_ID_82946GZ, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_82G35, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_82Q965, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_82G965, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_82GM965, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_82GME965, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_82Q35, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_82G33, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_82Q33, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_82X38, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_3200, mei_me_legacy_cfg)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_82946GZ, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_82G35, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_82Q965, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_82G965, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_82GM965, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_82GME965, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_82Q35, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_82G33, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_82Q33, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_82X38, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_3200, MEI_ME_ICH_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_6, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_7, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_8, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_9, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_10, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9M_1, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9M_2, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9M_3, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9M_4, mei_me_legacy_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH10_1, mei_me_ich_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH10_2, mei_me_ich_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH10_3, mei_me_ich_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_ICH10_4, mei_me_ich_cfg)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_6, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_7, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_8, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_9, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9_10, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9M_1, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9M_2, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9M_3, MEI_ME_ICH_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH9M_4, MEI_ME_ICH_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_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_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)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_LPT_HR, mei_me_pch8_sps_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_WPT_LP, mei_me_pch8_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_WPT_LP_2, mei_me_pch8_cfg)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH10_1, MEI_ME_ICH10_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ICH10_2, MEI_ME_ICH10_CFG)}, + {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_SPT, mei_me_pch8_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_2, mei_me_pch8_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H, mei_me_pch8_sps_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H_2, mei_me_pch8_sps_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_LBG, mei_me_pch8_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_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_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)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_LPT_HR, MEI_ME_PCH8_SPS_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_WPT_LP, MEI_ME_PCH8_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_WPT_LP_2, MEI_ME_PCH8_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_BXT_M, mei_me_pch8_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_APL_I, mei_me_pch8_cfg)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_SPT, MEI_ME_PCH8_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_2, MEI_ME_PCH8_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H, MEI_ME_PCH8_SPS_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H_2, MEI_ME_PCH8_SPS_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_LBG, MEI_ME_PCH8_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_KBP, mei_me_pch8_cfg)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_KBP_2, mei_me_pch8_cfg)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_BXT_M, MEI_ME_PCH8_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_APL_I, MEI_ME_PCH8_CFG)}, + + {MEI_PCI_DEVICE(MEI_DEV_ID_KBP, MEI_ME_PCH8_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_KBP_2, MEI_ME_PCH8_CFG)}, /* required last entry */ {0, } @@ -138,12 +139,15 @@ static bool mei_me_quirk_probe(struct pci_dev *pdev, */ static int mei_me_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { - const struct mei_cfg *cfg = (struct mei_cfg *)(ent->driver_data); + const struct mei_cfg *cfg; struct mei_device *dev; struct mei_me_hw *hw; unsigned int irqflags; int err; + cfg = mei_me_get_cfg(ent->driver_data); + if (!cfg) + return -ENODEV; if (!mei_me_quirk_probe(pdev, cfg)) return -ENODEV;