int nv_gvi_kern_resume(
struct pci_dev *dev
)
{
nv_state_t *nv;
nv_linux_state_t *lnv = NULL;
nv_stack_t *sp = NULL;
int status = RM_OK;
nv_printf(NV_DBG_INFO, "NVGVI: Begin resuming GVI device!\n");
lnv = pci_get_drvdata(dev);
if ((!lnv) || (lnv->dev != dev))
{
nv_printf(NV_DBG_WARNINGS, "NVGVI: PM: invalid device!\n");
return -1;
}
NV_KMEM_CACHE_ALLOC_STACK(sp);
if (sp == NULL)
{
nv_printf(NV_DBG_ERRORS, "NVGVI: failed to allocate stack!\n");
return -1;
}
nv = NV_STATE_PTR(lnv);
status = rm_gvi_resume(sp, nv);
if (status == RM_OK)
nv->flags &= ~NV_FLAG_GVI_IN_SUSPEND;
NV_KMEM_CACHE_FREE_STACK(sp);
return status;
}
RM_STATUS NV_API_CALL os_registry_init(void)
{
nv_parm_t *entry;
unsigned int i;
nv_stack_t *sp = NULL;
NV_KMEM_CACHE_ALLOC_STACK(sp);
if (sp == NULL)
{
nv_printf(NV_DBG_ERRORS, "NVRM: failed to allocate stack!\n");
return RM_ERR_NO_FREE_MEM;
}
if (NVreg_RmMsg != NULL)
{
rm_write_registry_string(sp, NULL, "NVreg",
"RmMsg", NVreg_RmMsg, strlen(NVreg_RmMsg));
}
parse_option_string(sp);
for (i = 0; (entry = &nv_parms[i])->name != NULL; i++)
{
rm_write_registry_dword(sp, NULL, entry->node, entry->name, *entry->data);
}
NV_KMEM_CACHE_FREE_STACK(sp);
return RM_OK;
}
int nv_gvi_kern_suspend(
struct pci_dev *dev,
pm_message_t state
)
{
nv_state_t *nv;
nv_linux_state_t *lnv = NULL;
int status = RM_OK;
nv_stack_t *sp = NULL;
nv_printf(NV_DBG_INFO, "NVGVI: Begin suspending GVI device!\n");
lnv = pci_get_drvdata(dev);
if ((!lnv) || (lnv->dev != dev))
{
nv_printf(NV_DBG_WARNINGS, "NVGVI: PM: invalid device!\n");
return -1;
}
NV_KMEM_CACHE_ALLOC_STACK(sp);
if (sp == NULL)
{
nv_printf(NV_DBG_ERRORS, "NVGVI: failed to allocate stack!\n");
return -1;
}
nv = NV_STATE_PTR(lnv);
status = rm_shutdown_gvi_device(sp, nv);
if (status != 0)
{
nv_printf(NV_DBG_ERRORS, "NVGVI: failed to stop gvi!\n");
goto failed;
}
nv->flags |= NV_FLAG_GVI_IN_SUSPEND;
NV_TASKQUEUE_FLUSH();
status = rm_gvi_suspend(sp, nv);
if (status != 0)
{
nv->flags &= ~NV_FLAG_GVI_IN_SUSPEND;
nv_printf(NV_DBG_ERRORS, "NVGVI: failed to suspend gvi!\n");
goto failed;
}
nv_printf(NV_DBG_INFO, "NVGVI: End suspending GVI device!\n");
failed:
NV_KMEM_CACHE_FREE_STACK(sp);
return status;
}
static int nv_i2c_algo_master_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
{
nv_state_t *nv = (nv_state_t *)adap->algo_data;
unsigned int i = 0;
int rc = -EIO;
RM_STATUS rmStatus = RM_OK;
nv_stack_t *sp = NULL;
NV_KMEM_CACHE_ALLOC_STACK(sp);
if (sp == NULL)
{
nv_printf(NV_DBG_ERRORS, "NVRM: failed to allocate stack!\n");
return -ENOMEM;
}
for (i = 0; ((i < (unsigned int)num) && (rmStatus == RM_OK)); i++)
{
if (msgs[i].flags & ~I2C_M_RD)
{
/* we don't support I2C_FUNC_10BIT_ADDR, I2C_FUNC_PROTOCOL_MANGLING */
rc = -EINVAL;
rmStatus = RM_ERR_INVALID_ARGUMENT;
}
else if (msgs[i].flags & I2C_M_RD)
{
rmStatus = rm_i2c_read_buffer(sp, nv, (void *)adap,
(NvU8)(msgs[i].addr & 0x7f),
(NvU32)(msgs[i].len & 0xffffUL),
(NvU8 *)msgs[i].buf);
}
else
{
rmStatus = rm_i2c_write_buffer(sp, nv, (void *)adap,
(NvU8)(msgs[i].addr & 0x7f),
(NvU32)(msgs[i].len & 0xffffUL),
(NvU8 *)msgs[i].buf);
}
}
NV_KMEM_CACHE_FREE_STACK(sp);
return (rmStatus != RM_OK) ? rc : num;
}
RM_STATUS NV_API_CALL os_registry_init(void)
{
nv_parm_t *entry;
unsigned int i;
nv_stack_t *sp = NULL;
NV_KMEM_CACHE_ALLOC_STACK(sp);
if (sp == NULL)
{
nv_printf(NV_DBG_ERRORS, "NVRM: failed to allocate stack!\n");
return RM_ERR_NO_MEMORY;
}
if (NVreg_RmMsg != NULL)
{
rm_write_registry_string(sp, NULL, "NVreg",
"RmMsg", NVreg_RmMsg, strlen(NVreg_RmMsg));
}
memset(&nv_assign_gpu_pci_info, 0, sizeof(nv_assign_gpu_pci_info));
#if !defined(NV_VMWARE)
if (parse_assign_gpus_string())
{
rm_write_registry_string(sp, NULL, "NVreg", NV_REG_ASSIGN_GPUS,
NVreg_AssignGpus, strlen(NVreg_AssignGpus));
}
#endif
parse_option_string(sp);
detect_virtualization_and_apply_defaults(sp);
for (i = 0; (entry = &nv_parms[i])->name != NULL; i++)
{
rm_write_registry_dword(sp, NULL, entry->node, entry->name, *entry->data);
}
NV_KMEM_CACHE_FREE_STACK(sp);
return RM_OK;
}
static int nv_i2c_algo_smbus_xfer(
struct i2c_adapter *adap,
u16 addr,
unsigned short flags,
char read_write,
u8 command,
int size,
union i2c_smbus_data *data
)
{
nv_state_t *nv = (nv_state_t *)adap->algo_data;
int rc = -EIO;
RM_STATUS rmStatus = RM_OK;
nv_stack_t *sp = NULL;
NV_KMEM_CACHE_ALLOC_STACK(sp);
if (sp == NULL)
{
nv_printf(NV_DBG_ERRORS, "NVRM: failed to allocate stack!\n");
return -ENOMEM;
}
switch (size)
{
case I2C_SMBUS_QUICK:
rmStatus = rm_i2c_smbus_write_quick(sp, nv, (void *)adap,
(NvU8)(addr & 0x7f),
(read_write == I2C_SMBUS_READ));
break;
case I2C_SMBUS_BYTE:
if (read_write == I2C_SMBUS_READ)
{
rmStatus = rm_i2c_read_buffer(sp, nv, (void *)adap,
(NvU8)(addr & 0x7f),
1, /* single byte transfer */
(NvU8 *)&data->byte);
}
else
{
u8 data = command;
rmStatus = rm_i2c_write_buffer(sp, nv, (void *)adap,
(NvU8)(addr & 0x7f),
1, /* single byte transfer */
(NvU8 *)&data);
}
break;
case I2C_SMBUS_BYTE_DATA:
if (read_write == I2C_SMBUS_READ)
{
rmStatus = rm_i2c_smbus_read_buffer(sp, nv, (void *)adap,
(NvU8)(addr & 0x7f),
(NvU8)command,
1, /* single byte transfer */
(NvU8 *)&data->byte);
}
else
{
rmStatus = rm_i2c_smbus_write_buffer(sp, nv, (void *)adap,
(NvU8)(addr & 0x7f),
(NvU8)command,
1, /* single byte transfer */
(NvU8 *)&data->byte);
}
break;
case I2C_SMBUS_WORD_DATA:
if (read_write == I2C_SMBUS_READ)
{
rmStatus = rm_i2c_smbus_read_buffer(sp, nv, (void *)adap,
(NvU8)(addr & 0x7f),
(NvU8)command,
2, /* single word transfer */
(NvU8 *)&data->block[1]);
data->word = ((NvU16)data->block[1]) |
((NvU16)data->block[2] << 8);
}
else
{
u16 word = data->word;
data->block[1] = (word & 0xff);
data->block[2] = (word >> 8);
rmStatus = rm_i2c_smbus_write_buffer(sp, nv, (void *)adap,
(NvU8)(addr & 0x7f),
(NvU8)command,
2, /* single word transfer */
(NvU8 *)&data->block[1]);
}
break;
default:
rc = -EINVAL;
rmStatus = RM_ERR_INVALID_ARGUMENT;
}
NV_KMEM_CACHE_FREE_STACK(sp);
return (rmStatus != RM_OK) ? rc : 0;
}
