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gpu: nvgpu: vgpu: cyclestat snapshot support

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Add support for cyclestats snapshots in the virtual case

Bug 1700143
JIRA EVLR-278

Change-Id: I376a8804d57324f43eb16452d857a3b7bb0ecc90
Signed-off-by: Peter Daifuku <pdaifuku@nvidia.com>
Reviewed-on: http://git-master/r/1211547
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
This commit is contained in:
Peter Daifuku
2016-08-31 17:04:56 -07:00
committed by mobile promotions
parent 70cad5fbb5
commit 9aa7de15c2
14 changed files with 505 additions and 143 deletions
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11
include/linux/tegra_vgpu.h
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@@ -97,6 +97,7 @@ enum {
TEGRA_VGPU_CMD_SET_POWERGATE = 60,
TEGRA_VGPU_CMD_SET_GPU_CLK_RATE = 61,
TEGRA_VGPU_CMD_GET_CONSTANTS = 62,
TEGRA_VGPU_CMD_CHANNEL_CYCLESTATS_SNAPSHOT = 63,
};
struct tegra_vgpu_connect_params {
@@ -437,6 +438,15 @@ struct tegra_vgpu_constants_params {
u16 gpc_tpc_mask[TEGRA_VGPU_MAX_GPC_COUNT];
};
struct tegra_vgpu_channel_cyclestats_snapshot_params {
u64 handle;
u32 perfmon_start;
u32 perfmon_count;
u32 buf_info; /* client->srvr: get ptr; srvr->client: num pending */
u8 subcmd;
u8 hw_overflow;
};
struct tegra_vgpu_cmd_msg {
u32 cmd;
int ret;
@@ -481,6 +491,7 @@ struct tegra_vgpu_cmd_msg {
struct tegra_vgpu_set_powergate_params set_powergate;
struct tegra_vgpu_gpu_clk_rate_params gpu_clk_rate;
struct tegra_vgpu_constants_params constants;
struct tegra_vgpu_channel_cyclestats_snapshot_params cyclestats_snapshot;
char padding[192];
} params;
};