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mei: me: add tiger lake point device ids for H platforms.
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Add Tiger Lake device ids H for HECI1.
TGH_H is also used in Tatlow SPS platform we need to
disable the mei interface there.

Cc: <stable@vger.kernel.org>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Link: https://lore.kernel.org/r/20200619165121.2145330-7-tomas.winkler@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Alexander Usyskin authored and Greg Kroah-Hartman committed Jun 23, 2020
1 parent f76d77f commit 8c289ea
Showing 4 changed files with 16 additions and 0 deletions.
1 change: 1 addition & 0 deletions drivers/misc/mei/hw-me-regs.h
Original file line number Diff line number Diff line change
@@ -94,6 +94,7 @@
#define MEI_DEV_ID_JSP_N 0x4DE0 /* Jasper Lake Point N */

#define MEI_DEV_ID_TGP_LP 0xA0E0 /* Tiger Lake Point LP */
#define MEI_DEV_ID_TGP_H 0x43E0 /* Tiger Lake Point H */

#define MEI_DEV_ID_MCC 0x4B70 /* Mule Creek Canyon (EHL) */
#define MEI_DEV_ID_MCC_4 0x4B75 /* Mule Creek Canyon 4 (EHL) */
10 changes: 10 additions & 0 deletions drivers/misc/mei/hw-me.c
Original file line number Diff line number Diff line change
@@ -1526,6 +1526,15 @@ static const struct mei_cfg mei_me_pch15_cfg = {
MEI_CFG_TRC,
};

/* Tiger Lake with quirk for SPS 5.0 and newer Firmware exclusion */
static const struct mei_cfg mei_me_pch15_sps_cfg = {
MEI_CFG_PCH8_HFS,
MEI_CFG_FW_VER_SUPP,
MEI_CFG_DMA_128,
MEI_CFG_TRC,
MEI_CFG_FW_SPS,
};

/*
* mei_cfg_list - A list of platform platform specific configurations.
* Note: has to be synchronized with enum mei_cfg_idx.
@@ -1544,6 +1553,7 @@ static const struct mei_cfg *const mei_cfg_list[] = {
[MEI_ME_PCH12_SPS_CFG] = &mei_me_pch12_sps_cfg,
[MEI_ME_PCH12_SPS_NODMA_CFG] = &mei_me_pch12_nodma_sps_cfg,
[MEI_ME_PCH15_CFG] = &mei_me_pch15_cfg,
[MEI_ME_PCH15_SPS_CFG] = &mei_me_pch15_sps_cfg,
};

const struct mei_cfg *mei_me_get_cfg(kernel_ulong_t idx)
4 changes: 4 additions & 0 deletions drivers/misc/mei/hw-me.h
Original file line number Diff line number Diff line change
@@ -87,6 +87,9 @@ struct mei_me_hw {
* servers platforms with quirk for
* SPS firmware exclusion.
* @MEI_ME_PCH15_CFG: Platform Controller Hub Gen15 and newer
* @MEI_ME_PCH15_SPS_CFG: Platform Controller Hub Gen15 and newer
* servers platforms with quirk for
* SPS firmware exclusion.
* @MEI_ME_NUM_CFG: Upper Sentinel.
*/
enum mei_cfg_idx {
@@ -103,6 +106,7 @@ enum mei_cfg_idx {
MEI_ME_PCH12_SPS_CFG,
MEI_ME_PCH12_SPS_NODMA_CFG,
MEI_ME_PCH15_CFG,
MEI_ME_PCH15_SPS_CFG,
MEI_ME_NUM_CFG,
};

1 change: 1 addition & 0 deletions drivers/misc/mei/pci-me.c
Original file line number Diff line number Diff line change
@@ -96,6 +96,7 @@ static const struct pci_device_id mei_me_pci_tbl[] = {
{MEI_PCI_DEVICE(MEI_DEV_ID_ICP_LP, MEI_ME_PCH12_CFG)},

{MEI_PCI_DEVICE(MEI_DEV_ID_TGP_LP, MEI_ME_PCH15_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_TGP_H, MEI_ME_PCH15_SPS_CFG)},

{MEI_PCI_DEVICE(MEI_DEV_ID_JSP_N, MEI_ME_PCH15_CFG)},

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