contrib: add Open Weather and ATi graphics widget types

These were contributed by one of the users, and remain untested by me.

Signed-off-by: Adrian C. (anrxc) <anrxc@sysphere.org>

1 files changed, 79 insertions, 0 deletions

diff --git a/contrib/ati.lua b/contrib/ati.lua
new file mode 100644
index 0000000..fd9932c
--- /dev/null
+++ b/contrib/ati.lua
@@ -0,0 +1,79 @@
+---------------------------------------------------
+-- 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 })