diff options
| author | Ingo Molnar <mingo@kernel.org> | 2024-04-09 09:28:41 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2024-04-09 09:28:41 +0200 |
| commit | 0e6ebfd163645d300fdf4abedd1718195ad293bc (patch) | |
| tree | 510614aa8a43af846e27c7581adda801eaf03fc6 /drivers/cdx/controller/mcdi_functions.c | |
| parent | 186d7ef52c1f0c41450dedbdf6d6325d0a84e4c5 (diff) | |
| parent | fec50db7033ea478773b159e0e2efb135270e3b7 (diff) | |
Merge tag 'v6.9-rc3' into x86/cpu, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/cdx/controller/mcdi_functions.c')
| -rw-r--r-- | drivers/cdx/controller/mcdi_functions.c | 33 |
1 files changed, 31 insertions, 2 deletions
diff --git a/drivers/cdx/controller/mcdi_functions.c b/drivers/cdx/controller/mcdi_functions.c index b1f530946389..885c69e6ebe5 100644 --- a/drivers/cdx/controller/mcdi_functions.c +++ b/drivers/cdx/controller/mcdi_functions.c @@ -49,7 +49,7 @@ int cdx_mcdi_get_dev_config(struct cdx_mcdi *cdx, u8 bus_num, u8 dev_num, struct cdx_dev_params *dev_params) { - MCDI_DECLARE_BUF(outbuf, MC_CMD_CDX_BUS_GET_DEVICE_CONFIG_OUT_LEN); + MCDI_DECLARE_BUF(outbuf, MC_CMD_CDX_BUS_GET_DEVICE_CONFIG_OUT_V2_LEN); MCDI_DECLARE_BUF(inbuf, MC_CMD_CDX_BUS_GET_DEVICE_CONFIG_IN_LEN); struct resource *res = &dev_params->res[0]; size_t outlen; @@ -64,7 +64,7 @@ int cdx_mcdi_get_dev_config(struct cdx_mcdi *cdx, if (ret) return ret; - if (outlen != MC_CMD_CDX_BUS_GET_DEVICE_CONFIG_OUT_LEN) + if (outlen != MC_CMD_CDX_BUS_GET_DEVICE_CONFIG_OUT_V2_LEN) return -EIO; dev_params->bus_num = bus_num; @@ -73,6 +73,9 @@ int cdx_mcdi_get_dev_config(struct cdx_mcdi *cdx, req_id = MCDI_DWORD(outbuf, CDX_BUS_GET_DEVICE_CONFIG_OUT_REQUESTER_ID); dev_params->req_id = req_id; + dev_params->msi_dev_id = MCDI_DWORD(outbuf, + CDX_BUS_GET_DEVICE_CONFIG_OUT_V2_REQUESTER_DEVICE_ID); + dev_params->res_count = 0; if (MCDI_QWORD(outbuf, CDX_BUS_GET_DEVICE_CONFIG_OUT_MMIO_REGION0_SIZE) != 0) { res[dev_params->res_count].start = @@ -127,6 +130,7 @@ int cdx_mcdi_get_dev_config(struct cdx_mcdi *cdx, dev_params->class = MCDI_DWORD(outbuf, CDX_BUS_GET_DEVICE_CONFIG_OUT_DEVICE_CLASS) & 0xFFFFFF; dev_params->revision = MCDI_BYTE(outbuf, CDX_BUS_GET_DEVICE_CONFIG_OUT_DEVICE_REVISION); + dev_params->num_msi = MCDI_DWORD(outbuf, CDX_BUS_GET_DEVICE_CONFIG_OUT_MSI_COUNT); return 0; } @@ -155,6 +159,24 @@ int cdx_mcdi_bus_disable(struct cdx_mcdi *cdx, u8 bus_num) return ret; } +int cdx_mcdi_write_msi(struct cdx_mcdi *cdx, u8 bus_num, u8 dev_num, + u32 msi_vector, u64 msi_address, u32 msi_data) +{ + MCDI_DECLARE_BUF(inbuf, MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_LEN); + int ret; + + MCDI_SET_DWORD(inbuf, CDX_DEVICE_WRITE_MSI_MSG_IN_BUS, bus_num); + MCDI_SET_DWORD(inbuf, CDX_DEVICE_WRITE_MSI_MSG_IN_DEVICE, dev_num); + MCDI_SET_DWORD(inbuf, CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_VECTOR, msi_vector); + MCDI_SET_QWORD(inbuf, CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_ADDRESS, msi_address); + MCDI_SET_DWORD(inbuf, CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_DATA, msi_data); + + ret = cdx_mcdi_rpc(cdx, MC_CMD_CDX_DEVICE_WRITE_MSI_MSG, inbuf, sizeof(inbuf), + NULL, 0, NULL); + + return ret; +} + int cdx_mcdi_reset_device(struct cdx_mcdi *cdx, u8 bus_num, u8 dev_num) { MCDI_DECLARE_BUF(inbuf, MC_CMD_CDX_DEVICE_RESET_IN_LEN); @@ -226,3 +248,10 @@ int cdx_mcdi_bus_master_enable(struct cdx_mcdi *cdx, u8 bus_num, return cdx_mcdi_ctrl_flag_set(cdx, bus_num, dev_num, enable, MC_CMD_CDX_DEVICE_CONTROL_SET_IN_BUS_MASTER_ENABLE_LBN); } + +int cdx_mcdi_msi_enable(struct cdx_mcdi *cdx, u8 bus_num, + u8 dev_num, bool enable) +{ + return cdx_mcdi_ctrl_flag_set(cdx, bus_num, dev_num, enable, + MC_CMD_CDX_DEVICE_CONTROL_SET_IN_MSI_ENABLE_LBN); +} |