From 175380a436efa35bbfae2ee5e29e12e9ef86fbde Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Fri, 12 Oct 2012 13:57:49 -0700
Subject: altos: Use alt_t for all Pascal-based altitude data

This allows alt_t to be overridden for systems using the MS5607/MS5611
sensors

Signed-off-by: Keith Packard <keithp@keithp.com>
---
 src/core/ao.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'src/core/ao.h')

diff --git a/src/core/ao.h b/src/core/ao.h
index 200d4bc4..e559e876 100644
--- a/src/core/ao.h
+++ b/src/core/ao.h
@@ -272,11 +272,13 @@ ao_temp_to_dC(int16_t temp) __reentrant;
  * Convert between pressure in Pa and altitude in meters
  */
 
-int32_t
+#include <ao_data.h>
+
+alt_t
 ao_pa_to_altitude(int32_t pa);
 
 int32_t
-ao_altitude_to_pa(int32_t alt);
+ao_altitude_to_pa(alt_t alt);
 
 #if HAS_DBG
 #include <ao_dbg.h>
-- 
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