From 8cc67f60644a117eec868fc1b11da9a60d2915d7 Mon Sep 17 00:00:00 2001 From: Vijayakumar Date: Fri, 4 Nov 2016 16:47:51 +0530 Subject: gpu: nvgpu: add clock freq controller support JIRA DNVGPU-170 1) Add clock frequency controller VBIOS structure definitions 2) Parse VBIOS tables and build boardobj structures for clock frequency controller. 3) send clock frequency controller data structures to PMU 4) implement public function to send load/unload command to pmu to enable/disable clock frequency controller support Change-Id: I2f37f6a94f342b6fcc71bb802e6e440a0a454486 Signed-off-by: Vijayakumar Reviewed-on: http://git-master/r/1248209 Reviewed-by: Terje Bergstrom Tested-by: Terje Bergstrom (cherry picked from commit ed3e27933f21e10b3d7a5257f1b751526945bd07) Reviewed-on: http://git-master/r/1270897 GVS: Gerrit_Virtual_Submit --- drivers/gpu/nvgpu/include/bios.h | 83 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 83 insertions(+) (limited to 'drivers/gpu/nvgpu/include') diff --git a/drivers/gpu/nvgpu/include/bios.h b/drivers/gpu/nvgpu/include/bios.h index 02991db9..f3939d14 100644 --- a/drivers/gpu/nvgpu/include/bios.h +++ b/drivers/gpu/nvgpu/include/bios.h @@ -842,4 +842,87 @@ struct therm_channel_1x_entry { #define NV_VBIOS_THERM_CHANNEL_1X_ENTRY_PARAM1_DEVICE_PROVIDER_INDEX_MASK 0xFF #define NV_VBIOS_THERM_CHANNEL_1X_ENTRY_PARAM1_DEVICE_PROVIDER_INDEX_SHIFT 0 +/* Frequency Controller Table */ +struct vbios_fct_1x_header { + u8 version; + u8 header_size; + u8 entry_size; + u8 entry_count; + u16 sampling_period_ms; +} __packed; + +struct vbios_fct_1x_entry { + u8 flags0; + u8 clk_domain_idx; + u16 param0; + u16 param1; + u32 param2; + u32 param3; + u32 param4; + u32 param5; + u32 param6; + u32 param7; + u32 param8; +} __packed; + +#define NV_VBIOS_FCT_1X_ENTRY_FLAGS0_TYPE_MASK GENMASK(3, 0) +#define NV_VBIOS_FCT_1X_ENTRY_FLAGS0_TYPE_SHIFT 0 +#define NV_VBIOS_FCT_1X_ENTRY_FLAGS0_TYPE_DISABLED 0x0 +#define NV_VBIOS_FCT_1X_ENTRY_FLAGS0_TYPE_PI 0x1 + +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_MASK GENMASK(7, 0) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_SHIFT 0 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_SYS 0x00 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_LTC 0x01 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_XBAR 0x02 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_GPC0 0x03 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_GPC1 0x04 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_GPC2 0x05 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_GPC3 0x06 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_GPC4 0x07 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_GPC5 0x08 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_ID_GPCS 0x09 + +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_FREQ_MODE_MASK GENMASK(9, 8) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_FREQ_MODE_SHIFT 8 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_FREQ_MODE_BCAST 0x0 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_FREQ_MODE_MIN 0x1 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_FREQ_MODE_MAX 0x2 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM0_FREQ_MODE_AVG 0x3 + +#define NV_VBIOS_FCT_1X_ENTRY_PARAM1_SLOWDOWN_PCT_MIN_MASK GENMASK(7, 0) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM1_SLOWDOWN_PCT_MIN_SHIFT 0 + +#define NV_VBIOS_FCT_1X_ENTRY_PARAM1_POISON_MASK GENMASK(8, 8) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM1_POISON_SHIFT 8 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM1_POISON_NO 0x0 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM1_POISON_YES 0x1 + +#define NV_VBIOS_FCT_1X_ENTRY_PARAM2_PROP_GAIN_MASK GENMASK(31, 0) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM2_PROP_GAIN_SHIFT 0 + +#define NV_VBIOS_FCT_1X_ENTRY_PARAM3_INTEG_GAIN_MASK GENMASK(31, 0) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM3_INTEG_GAIN_SHIFT 0 + + +#define NV_VBIOS_FCT_1X_ENTRY_PARAM4_INTEG_DECAY_MASK GENMASK(31, 0) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM4_INTEG_DECAY_SHIFT 0 + +#define NV_VBIOS_FCT_1X_ENTRY_PARAM5_VOLT_DELTA_MIN_MASK GENMASK(31, 0) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM5_VOLT_DELTA_MIN_SHIFT 0 + + +#define NV_VBIOS_FCT_1X_ENTRY_PARAM6_VOLT_DELTA_MAX_MASK GENMASK(31, 0) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM6_VOLT_DELTA_MAX_SHIFT 0 + +#define NV_VBIOS_FCT_1X_ENTRY_PARAM7_FREQ_CAP_VF_MASK GENMASK(15, 0) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM7_FREQ_CAP_VF_SHIFT 0 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM7_FREQ_CAP_VMIN_MASK GENMASK(31, 16) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM7_FREQ_CAP_VMIN_SHIFT 16 + +#define NV_VBIOS_FCT_1X_ENTRY_PARAM8_FREQ_HYST_POS_MASK GENMASK(15, 0) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM8_FREQ_HYST_POS_SHIFT 0 +#define NV_VBIOS_FCT_1X_ENTRY_PARAM8_FREQ_HYST_NEG_MASK GENMASK(31, 16) +#define NV_VBIOS_FCT_1X_ENTRY_PARAM8_FREQ_HYST_NEG_SHIFT 16 + #endif -- cgit v1.2.2