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---------------------------------------------------
-- Licensed under the GNU General Public License v2
-- * (c) 2013, NormalRa <normalrawr gmail com>
---------------------------------------------------
-- {{{ Grab environment
local tonumber = tonumber
local io = { open = io.open }
local setmetatable = setmetatable
local helpers = require("vicious.helpers")
local string = {
sub = string.sub,
match = string.match,
gmatch = string.gmatch
}
-- }}}
-- ATI: provides various info about ATI GPU status
-- vicious.widgets.ati
local ati = {}
-- {{{ Define variables
local _units = { clock = { ["khz"] = 1, ["mhz"] = 1000 },
voltage = { ["v"] = 1, ["mv"] = 1000 } }
local _reps = {
["sclk"] = { name = "engine_clock", units = _units.clock, mul = 10 },
["mclk"] = { name = "memory_clock", units = _units.clock, mul = 10 },
["vddc"] = { name = "voltage", units = _units.voltage },
["voltage"] = { name = "voltage", units = _units.voltage },
["current engine clock"] = { name = "engine_clock", units = _units.clock },
["current memory clock"] = { name = "memory_clock", units = _units.clock }
}
-- }}}
-- {{{ ATI widget type
local function worker(format, warg)
if not warg then return end
local pm = helpers.pathtotable("/sys/class/drm/"..warg.."/device")
local _data = {}
-- Get power info
_data["{method}"] =
pm.power_method and string.sub(pm.power_method, 1, -2) or "N/A"
_data["{dpm_state}"] =
pm.power_dpm_state and string.sub(pm.power_dpm_state, 1, -2) or "N/A"
_data["{dpm_perf_level}"] =
pm.power_dpm_force_performance_level and
string.sub(pm.power_dpm_force_performance_level, 1, -2) or "N/A"
_data["{profile}"] =
pm.power_profile and string.sub(pm.power_profile, 1, -2) or "N/A"
local f = io.open("/sys/kernel/debug/dri/64/radeon_pm_info", "r")
if f then -- Get ATI info from the debug filesystem
for line in f:lines() do
for k, unit in string.gmatch(line, "(%a+[%a%s]*):[%s]+([%d]+)") do
unit = tonumber(unit)
_data["{dpm_power_level}"] = -- DPM active?
tonumber(string.match(line, "power level ([%d])")) or "N/A"
if _reps[k] then
for u, v in pairs(_reps[k].units) do
_data["{".._reps[k].name.." "..u.."}"] =
(unit * (_reps[k].mul or 1)) / v
end
end
end
end
f:close()
end
return _data
end
-- }}}
return setmetatable(ati, { __call = function(_, ...) return worker(...) end })
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