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path: root/drivers/misc/mei/hw-me.h
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Diffstat (limited to 'drivers/misc/mei/hw-me.h')
-rw-r--r--drivers/misc/mei/hw-me.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/misc/mei/hw-me.h b/drivers/misc/mei/hw-me.h
index 1d8794828cbc..4a8d4dcd5a91 100644
--- a/drivers/misc/mei/hw-me.h
+++ b/drivers/misc/mei/hw-me.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
- * Copyright (c) 2012-2018, Intel Corporation. All rights reserved.
+ * Copyright (c) 2012-2019, Intel Corporation. All rights reserved.
* Intel Management Engine Interface (Intel MEI) Linux driver
*/
@@ -21,12 +21,14 @@
* @quirk_probe: device exclusion quirk
* @dma_size: device DMA buffers size
* @fw_ver_supported: is fw version retrievable from FW
+ * @hw_trc_supported: does the hw support trc register
*/
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;
+ u32 hw_trc_supported:1;
};
@@ -42,16 +44,20 @@ struct mei_cfg {
*
* @cfg: per device generation config and ops
* @mem_addr: io memory address
+ * @irq: irq number
* @pg_state: power gating state
* @d0i3_supported: di03 support
* @hbuf_depth: depth of hardware host/write buffer in slots
+ * @read_fws: read FW status register handler
*/
struct mei_me_hw {
const struct mei_cfg *cfg;
void __iomem *mem_addr;
+ int irq;
enum mei_pg_state pg_state;
bool d0i3_supported;
u8 hbuf_depth;
+ int (*read_fws)(const struct mei_device *dev, int where, u32 *val);
};
#define to_me_hw(dev) (struct mei_me_hw *)((dev)->hw)
@@ -74,6 +80,7 @@ struct mei_me_hw {
* servers platforms with quirk for
* SPS firmware exclusion.
* @MEI_ME_PCH12_CFG: Platform Controller Hub Gen12 and newer
+ * @MEI_ME_PCH15_CFG: Platform Controller Hub Gen15 and newer
* @MEI_ME_NUM_CFG: Upper Sentinel.
*/
enum mei_cfg_idx {
@@ -86,12 +93,13 @@ enum mei_cfg_idx {
MEI_ME_PCH8_CFG,
MEI_ME_PCH8_SPS_CFG,
MEI_ME_PCH12_CFG,
+ MEI_ME_PCH15_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,
+struct mei_device *mei_me_dev_init(struct device *parent,
const struct mei_cfg *cfg);
int mei_me_pg_enter_sync(struct mei_device *dev);