diff options
Diffstat (limited to 'drivers/gpu/drm/amd/include/amd_acpi.h')
| -rw-r--r-- | drivers/gpu/drm/amd/include/amd_acpi.h | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/include/amd_acpi.h b/drivers/gpu/drm/amd/include/amd_acpi.h index 06badbf0c5b9..84933c07f720 100644 --- a/drivers/gpu/drm/amd/include/amd_acpi.h +++ b/drivers/gpu/drm/amd/include/amd_acpi.h @@ -24,6 +24,8 @@ #ifndef AMD_ACPI_H #define AMD_ACPI_H +#include <linux/types.h> + #define ACPI_AC_CLASS "ac_adapter" struct atif_verify_interface { @@ -112,6 +114,17 @@ struct atcs_pwr_shift_input { u8 drv_state; /* 0 = operational, 1 = not operational */ } __packed; +struct atcs_get_uma_size_output { + u16 size; /* structure size in bytes (includes size field) */ + u32 uma_size_mb; /* allocated UMA size in MB */ +} __packed; + +struct atcs_set_uma_allocation_size_input { + u16 size; /* structure size in bytes (includes size field) */ + u8 uma_size_index; /* UMA size index */ + u8 uma_size_type; /* UMA size type */ +} __packed; + /* AMD hw uses four ACPI control methods: * 1. ATIF * ARG0: (ACPI_INTEGER) function code @@ -427,7 +440,9 @@ struct atcs_pwr_shift_input { # define ATCS_PCIE_PERFORMANCE_REQUEST_SUPPORTED (1 << 1) # define ATCS_PCIE_DEVICE_READY_NOTIFICATION_SUPPORTED (1 << 2) # define ATCS_SET_PCIE_BUS_WIDTH_SUPPORTED (1 << 3) -# define ATCS_SET_POWER_SHIFT_CONTROL_SUPPORTED (1 << 7) +# define ACPI_ATCS_GET_UMA_SIZE_SUPPORTED (1 << 5) +# define ATCS_SET_POWER_SHIFT_CONTROL_SUPPORTED (1 << 7) +# define ACPI_ATCS_SET_UMA_ALLOCATION_SIZE_SUPPORTED (1 << 9) #define ATCS_FUNCTION_GET_EXTERNAL_STATE 0x1 /* ARG0: ATCS_FUNCTION_GET_EXTERNAL_STATE * ARG1: none @@ -492,4 +507,21 @@ struct atcs_pwr_shift_input { * OUTPUT: none */ +#define ATCS_FUNCTION_GET_UMA_SIZE 0x6 +/* ARG0: ATCS_FUNCTION_GET_UMA_SIZE + * ARG1: none + * OUTPUT: + * WORD - structure size in bytes (includes size field) + * DWORD - allocated UMA size in MB + */ + +#define ATCS_FUNCTION_SET_UMA_ALLOCATION_SIZE 0xA +/* ARG0: ATCS_FUNCTION_SET_UMA_ALLOCATION_SIZE + * ARG1: + * WORD - structure size in bytes (includes size field) + * BYTE - UMA size index + * BYTE - UMA size type + * OUTPUT: none + */ + #endif |