Implement lcd_get_dpi() for all bitmap targets.

DPI values are autogenerated from the resolution and collected display size values. These values are inserted as comments as well. Change-Id: Id03aedf9af18348f773dfce002805e480f6751e8
author: Thomas Martitz <kugel@rockbox.org> 2014-01-23 08:23:34 +0100
committer: Thomas Martitz <kugel@rockbox.org> 2014-03-03 15:14:15 +0100
commit: 62524237f0055d2825d6cde90c49840404c57e30 (patch)
tree: 97e085c54c0f39ceeb0b0492a76641c848981485
parent: ee28a706d4909b00d6bcfc304683b10ba9b853e0 (diff)
download: rockbox-62524237f0055d2825d6cde90c49840404c57e30.tar.gz
rockbox-62524237f0055d2825d6cde90c49840404c57e30.zip
85 files changed, 171 insertions, 8 deletions
diff --git a/firmware/export/config/archosfmrecorder.h b/firmware/export/config/archosfmrecorder.h
index 993f473dde..0c64d70be4 100644
--- a/firmware/export/config/archosfmrecorder.h
+++ b/firmware/export/config/archosfmrecorder.h
@@ -31,6 +31,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  112
 #define LCD_HEIGHT 64
+/* sqrt(112^2 + 64^2) / 1.5 = 85.4 */
+#define LCD_DPI 85
 #define LCD_DEPTH  1
 #define LCD_PIXEL_ASPECT_WIDTH 4
diff --git a/firmware/export/config/archosondiofm.h b/firmware/export/config/archosondiofm.h
index e3ebda032d..68ecc217c1 100644
--- a/firmware/export/config/archosondiofm.h
+++ b/firmware/export/config/archosondiofm.h
@@ -24,6 +24,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  112
 #define LCD_HEIGHT 64
+/* sqrt(112^2 + 64^2) / 1.5 = 83.8 */
+#define LCD_DPI 84
 #define LCD_DEPTH  1
 #define LCD_PIXEL_ASPECT_WIDTH 4
diff --git a/firmware/export/config/archosondiosp.h b/firmware/export/config/archosondiosp.h
index 0967b794e2..3e9de1eda6 100644
--- a/firmware/export/config/archosondiosp.h
+++ b/firmware/export/config/archosondiosp.h
@@ -17,6 +17,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  112
 #define LCD_HEIGHT 64
+/* sqrt(112^2 + 64^2) / 1.5 = 83.8 */
+#define LCD_DPI 84
 #define LCD_DEPTH  1
 #define LCD_PIXEL_ASPECT_WIDTH 4
diff --git a/firmware/export/config/archosplayer.h b/firmware/export/config/archosplayer.h
index af125571ba..2e0219cff5 100644
--- a/firmware/export/config/archosplayer.h
+++ b/firmware/export/config/archosplayer.h
@@ -11,6 +11,8 @@
 #define LCD_WIDTH  11
 #define LCD_HEIGHT  2
+/* sqrt(11^2 + 2^2) / 1.5 = 7.5 */
+#define LCD_DPI 7
 #define LCD_DEPTH   1
 #define SIM_LCD_WIDTH  132 /* pixels */
 #define SIM_LCD_HEIGHT  64 /* pixels */
diff --git a/firmware/export/config/archosrecorder.h b/firmware/export/config/archosrecorder.h
index fb11ac52ba..016ea8b944 100644
--- a/firmware/export/config/archosrecorder.h
+++ b/firmware/export/config/archosrecorder.h
@@ -31,6 +31,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  112
 #define LCD_HEIGHT 64
+/* sqrt(112^2 + 64^2) / 1.5 = 85.4 */
+#define LCD_DPI 85
 #define LCD_DEPTH  1
 #define LCD_PIXEL_ASPECT_WIDTH 4
diff --git a/firmware/export/config/archosrecorderv2.h b/firmware/export/config/archosrecorderv2.h
index 17e804d9c4..4640eae247 100644
--- a/firmware/export/config/archosrecorderv2.h
+++ b/firmware/export/config/archosrecorderv2.h
@@ -31,6 +31,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  112
 #define LCD_HEIGHT 64
+/* sqrt(112^2 + 64^2) / 1.5 = 85.4 */
+#define LCD_DPI 85
 #define LCD_DEPTH  1
 #define LCD_PIXEL_ASPECT_WIDTH 4
diff --git a/firmware/export/config/cowond2.h b/firmware/export/config/cowond2.h
index d27589c878..1d9961b2ae 100644
--- a/firmware/export/config/cowond2.h
+++ b/firmware/export/config/cowond2.h
@@ -72,6 +72,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.5 = 160.0 */
+#define LCD_DPI 160
 #define LCD_DPI    160
 #define LCD_DEPTH  16
 #define LCD_PIXELFORMAT RGB565
diff --git a/firmware/export/config/creativezen.h b/firmware/export/config/creativezen.h
index 004e1403b7..1bfc056063 100644
--- a/firmware/export/config/creativezen.h
+++ b/firmware/export/config/creativezen.h
@@ -93,6 +93,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.5 = 160.0 */
+#define LCD_DPI 160
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
 /* framebuffer uses 24-bit/pix */
diff --git a/firmware/export/config/creativezenmozaic.h b/firmware/export/config/creativezenmozaic.h
index 59012012ee..664459bf89 100644
--- a/firmware/export/config/creativezenmozaic.h
+++ b/firmware/export/config/creativezenmozaic.h
@@ -96,6 +96,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 160
+/* sqrt(128^2 + 160^2) / 1.8 = 113.8 */
+#define LCD_DPI 114
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/creativezenv.h b/firmware/export/config/creativezenv.h
index 9426cc0c4d..03dc261b85 100644
--- a/firmware/export/config/creativezenv.h
+++ b/firmware/export/config/creativezenv.h
@@ -93,6 +93,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  132
 #define LCD_HEIGHT 132
+/* sqrt(132^2 + 132^2) / 1.5 = 124.5 */
+#define LCD_DPI 124
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/creativezenxfi.h b/firmware/export/config/creativezenxfi.h
index c0c031646a..6128d68aa0 100644
--- a/firmware/export/config/creativezenxfi.h
+++ b/firmware/export/config/creativezenxfi.h
@@ -97,6 +97,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.5 = 160.0 */
+#define LCD_DPI 160
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
 /* framebuffer uses 24-bit/pix */
diff --git a/firmware/export/config/creativezenxfi3.h b/firmware/export/config/creativezenxfi3.h
index 86d540304a..1a5fa25ae5 100644
--- a/firmware/export/config/creativezenxfi3.h
+++ b/firmware/export/config/creativezenxfi3.h
@@ -103,6 +103,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  176
 #define LCD_HEIGHT 220
+/* sqrt(176^2 + 220^2) / 2.0 = 140.9 */
+#define LCD_DPI 141
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/creativezv.h b/firmware/export/config/creativezv.h
index 725a857698..b96bfcce77 100644
--- a/firmware/export/config/creativezv.h
+++ b/firmware/export/config/creativezv.h
@@ -64,6 +64,8 @@
 #define LCD_WIDTH  640
 #define LCD_HEIGHT 480
+/* sqrt(640^2 + 480^2) / 2.5 = 320.0 */
+#define LCD_DPI 320
 #define LCD_DEPTH  16   /* 65k colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/gigabeatfx.h b/firmware/export/config/gigabeatfx.h
index 2d1f89149d..c9e20ad8a7 100644
--- a/firmware/export/config/gigabeatfx.h
+++ b/firmware/export/config/gigabeatfx.h
@@ -42,6 +42,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  240
 #define LCD_HEIGHT 320
+/* sqrt(240^2 + 320^2) / 2.2 = 181.8 */
+#define LCD_DPI 182
 #define LCD_DEPTH  16   /* 65k colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/gigabeats.h b/firmware/export/config/gigabeats.h
index 9ee5142b34..11fc02be3d 100644
--- a/firmware/export/config/gigabeats.h
+++ b/firmware/export/config/gigabeats.h
@@ -46,6 +46,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  240
 #define LCD_HEIGHT 320
+/* sqrt(240^2 + 320^2) / 2.4 = 166.7 */
+#define LCD_DPI 167
 #define LCD_DEPTH  16   /* 65k colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/gogearhdd1630.h b/firmware/export/config/gogearhdd1630.h
index 39aa01ea51..19ddeb6326 100644
--- a/firmware/export/config/gogearhdd1630.h
+++ b/firmware/export/config/gogearhdd1630.h
@@ -51,6 +51,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 128
+/* sqrt(128^2 + 128^2) / 1.5 = 120.7 */
+#define LCD_DPI 121
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565  /* rgb565 byte-swapped */
diff --git a/firmware/export/config/gogearhdd6330.h b/firmware/export/config/gogearhdd6330.h
index e96b4ab8c6..c28a2e4dca 100644
--- a/firmware/export/config/gogearhdd6330.h
+++ b/firmware/export/config/gogearhdd6330.h
@@ -51,6 +51,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  220
 #define LCD_HEIGHT 176
+/* sqrt(220^2 + 176^2) / 2.0 = 140.9 */
+#define LCD_DPI 141
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565SWAPPED /* rgb565 byte-swapped */
diff --git a/firmware/export/config/gogearsa9200.h b/firmware/export/config/gogearsa9200.h
index a2f0489cef..40964a781f 100644
--- a/firmware/export/config/gogearsa9200.h
+++ b/firmware/export/config/gogearsa9200.h
@@ -35,6 +35,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 160
+/* sqrt(128^2 + 160^2) / 1.7 = 120.5 */
+#define LCD_DPI 121
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/hifietma8.h b/firmware/export/config/hifietma8.h
index 7d36882832..f5cf8cfac3 100644
--- a/firmware/export/config/hifietma8.h
+++ b/firmware/export/config/hifietma8.h
@@ -62,6 +62,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.4 = 169.5 */
+#define LCD_DPI 169
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/hifietma8c.h b/firmware/export/config/hifietma8c.h
index 4e2d605523..897716b3c8 100644
--- a/firmware/export/config/hifietma8c.h
+++ b/firmware/export/config/hifietma8c.h
@@ -62,6 +62,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.4 = 169.5 */
+#define LCD_DPI 169
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/hifietma9.h b/firmware/export/config/hifietma9.h
index 516d1fe9ed..5df1a5fac4 100644
--- a/firmware/export/config/hifietma9.h
+++ b/firmware/export/config/hifietma9.h
@@ -62,6 +62,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.4 = 169.5 */
+#define LCD_DPI 169
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/hifietma9c.h b/firmware/export/config/hifietma9c.h
index 6162aa2762..43f20de0c8 100644
--- a/firmware/export/config/hifietma9c.h
+++ b/firmware/export/config/hifietma9c.h
@@ -62,6 +62,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.4 = 169.5 */
+#define LCD_DPI 169
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/hifimanhm60x.h b/firmware/export/config/hifimanhm60x.h
index f5b768defe..dbd7478338 100644
--- a/firmware/export/config/hifimanhm60x.h
+++ b/firmware/export/config/hifimanhm60x.h
@@ -67,6 +67,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  220
 #define LCD_HEIGHT 176
+/* sqrt(220^2 + 176^2) / 2.0 = 140.9 */
+#define LCD_DPI 141
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/hifimanhm801.h b/firmware/export/config/hifimanhm801.h
index bcbf5e82f5..b1c1550183 100644
--- a/firmware/export/config/hifimanhm801.h
+++ b/firmware/export/config/hifimanhm801.h
@@ -64,6 +64,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  220
 #define LCD_HEIGHT 176
+/* sqrt(220^2 + 176^2) / 2.0 = 140.9 */
+#define LCD_DPI 141
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/iaudio7.h b/firmware/export/config/iaudio7.h
index 89151e648a..8d03e04be2 100644
--- a/firmware/export/config/iaudio7.h
+++ b/firmware/export/config/iaudio7.h
@@ -74,6 +74,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 1.3 = 157.6 */
+#define LCD_DPI 158
 /* 16bits for now... */
 #define LCD_DEPTH  16   /* 262144 colours */
 #define LCD_PIXELFORMAT RGB565   /*rgb565*/
diff --git a/firmware/export/config/iaudiom5.h b/firmware/export/config/iaudiom5.h
index 2cde941ee2..f1ef78ae24 100644
--- a/firmware/export/config/iaudiom5.h
+++ b/firmware/export/config/iaudiom5.h
@@ -57,6 +57,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 1.8 = 113.8 */
+#define LCD_DPI 114
 #define LCD_DEPTH  2
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/iaudiox5.h b/firmware/export/config/iaudiox5.h
index 520c2ac641..62f6d595e3 100644
--- a/firmware/export/config/iaudiox5.h
+++ b/firmware/export/config/iaudiox5.h
@@ -56,6 +56,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 1.8 = 113.8 */
+#define LCD_DPI 114
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/ihifi760.h b/firmware/export/config/ihifi760.h
index ea84a4a891..f31d64cac9 100644
--- a/firmware/export/config/ihifi760.h
+++ b/firmware/export/config/ihifi760.h
@@ -67,6 +67,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.4 = 166.7 */
+#define LCD_DPI 167
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/ihifi960.h b/firmware/export/config/ihifi960.h
index 3ef6609aa5..06dcc8681e 100644
--- a/firmware/export/config/ihifi960.h
+++ b/firmware/export/config/ihifi960.h
@@ -67,6 +67,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.4 = 166.7 */
+#define LCD_DPI 167
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/ipod1g2g.h b/firmware/export/config/ipod1g2g.h
index 4b2af2c3c3..1d0fd5c9fb 100644
--- a/firmware/export/config/ipod1g2g.h
+++ b/firmware/export/config/ipod1g2g.h
@@ -53,6 +53,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 2.0 = 102.4 */
+#define LCD_DPI 102
 #define LCD_DEPTH  2   /* 4 colours - 2bpp */
 #define LCD_PIXELFORMAT HORIZONTAL_PACKING
diff --git a/firmware/export/config/ipod3g.h b/firmware/export/config/ipod3g.h
index d6de96bcbf..b34bd6547b 100644
--- a/firmware/export/config/ipod3g.h
+++ b/firmware/export/config/ipod3g.h
@@ -53,6 +53,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 2.0 = 102.4 */
+#define LCD_DPI 102
 #define LCD_DEPTH  2   /* 4 colours - 2bpp */
 #define LCD_PIXELFORMAT HORIZONTAL_PACKING
diff --git a/firmware/export/config/ipod4g.h b/firmware/export/config/ipod4g.h
index 3ec15b7d8c..39890cbb19 100644
--- a/firmware/export/config/ipod4g.h
+++ b/firmware/export/config/ipod4g.h
@@ -55,6 +55,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 2.0 = 102.4 */
+#define LCD_DPI 102
 #define LCD_DEPTH  2   /* 4 colours - 2bpp */
 #define LCD_PIXELFORMAT HORIZONTAL_PACKING
diff --git a/firmware/export/config/ipod6g.h b/firmware/export/config/ipod6g.h
index 11d77c2017..5590c96be1 100644
--- a/firmware/export/config/ipod6g.h
+++ b/firmware/export/config/ipod6g.h
@@ -78,6 +78,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.5 = 160.0 */
+#define LCD_DPI 160
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/ipodcolor.h b/firmware/export/config/ipodcolor.h
index b844f61ec4..960adf97d6 100644
--- a/firmware/export/config/ipodcolor.h
+++ b/firmware/export/config/ipodcolor.h
@@ -52,6 +52,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  220
 #define LCD_HEIGHT 176
+/* sqrt(220^2 + 176^2) / 2.0 = 140.9 */
+#define LCD_DPI 141
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565SWAPPED /* rgb565 byte-swapped */
diff --git a/firmware/export/config/ipodmini1g.h b/firmware/export/config/ipodmini1g.h
index 3faf6930df..147812124a 100644
--- a/firmware/export/config/ipodmini1g.h
+++ b/firmware/export/config/ipodmini1g.h
@@ -55,6 +55,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  138
 #define LCD_HEIGHT 110
+/* sqrt(138^2 + 110^2) / 1.7 = 105.7 */
+#define LCD_DPI 106
 #define LCD_DEPTH  2   /* 4 colours - 2bpp */
 #define LCD_PIXELFORMAT HORIZONTAL_PACKING
diff --git a/firmware/export/config/ipodmini2g.h b/firmware/export/config/ipodmini2g.h
index 5e4731679f..60959d64e8 100644
--- a/firmware/export/config/ipodmini2g.h
+++ b/firmware/export/config/ipodmini2g.h
@@ -55,6 +55,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  138
 #define LCD_HEIGHT 110
+/* sqrt(138^2 + 110^2) / 1.7 = 105.7 */
+#define LCD_DPI 106
 #define LCD_DEPTH  2   /* 4 colours - 2bpp */
 #define LCD_PIXELFORMAT HORIZONTAL_PACKING
diff --git a/firmware/export/config/ipodnano1g.h b/firmware/export/config/ipodnano1g.h
index 18cb1a52b1..2a3bf4bb7a 100644
--- a/firmware/export/config/ipodnano1g.h
+++ b/firmware/export/config/ipodnano1g.h
@@ -52,6 +52,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  176
 #define LCD_HEIGHT 132
+/* sqrt(176^2 + 132^2) / 1.5 = 146.7 */
+#define LCD_DPI 147
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565SWAPPED /* rgb565 byte-swapped */
diff --git a/firmware/export/config/ipodnano2g.h b/firmware/export/config/ipodnano2g.h
index a6222c1db0..2c7db2a095 100644
--- a/firmware/export/config/ipodnano2g.h
+++ b/firmware/export/config/ipodnano2g.h
@@ -82,6 +82,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  176
 #define LCD_HEIGHT 132
+/* sqrt(176^2 + 132^2) / 1.5 = 146.7 */
+#define LCD_DPI 147
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/ipodvideo.h b/firmware/export/config/ipodvideo.h
index 707c7d973b..8a6e53dc16 100644
--- a/firmware/export/config/ipodvideo.h
+++ b/firmware/export/config/ipodvideo.h
@@ -54,6 +54,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.5 = 160.0 */
+#define LCD_DPI 160
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/iriverh10.h b/firmware/export/config/iriverh10.h
index d88de1cb6c..a5d0bf5d47 100644
--- a/firmware/export/config/iriverh10.h
+++ b/firmware/export/config/iriverh10.h
@@ -50,6 +50,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 1.5 = 136.6 */
+#define LCD_DPI 137
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565SWAPPED /* rgb565 byte-swapped */
diff --git a/firmware/export/config/iriverh100.h b/firmware/export/config/iriverh100.h
index 97dced732d..ac314c5342 100644
--- a/firmware/export/config/iriverh100.h
+++ b/firmware/export/config/iriverh100.h
@@ -41,6 +41,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 1.9 = 107.8 */
+#define LCD_DPI 108
 #define LCD_DEPTH  2
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/iriverh10_5gb.h b/firmware/export/config/iriverh10_5gb.h
index 5df47c9f96..9d52c8b317 100644
--- a/firmware/export/config/iriverh10_5gb.h
+++ b/firmware/export/config/iriverh10_5gb.h
@@ -50,6 +50,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 128
+/* sqrt(128^2 + 128^2) / 1.5 = 120.7 */
+#define LCD_DPI 121
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565SWAPPED /* rgb565 byte-swapped */
diff --git a/firmware/export/config/iriverh120.h b/firmware/export/config/iriverh120.h
index 6dccb9f3d0..bf97ee3c09 100644
--- a/firmware/export/config/iriverh120.h
+++ b/firmware/export/config/iriverh120.h
@@ -41,6 +41,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 1.9 = 107.8 */
+#define LCD_DPI 108
 #define LCD_DEPTH  2
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/iriverh300.h b/firmware/export/config/iriverh300.h
index aab31bc6a9..ce8f2151f0 100644
--- a/firmware/export/config/iriverh300.h
+++ b/firmware/export/config/iriverh300.h
@@ -41,6 +41,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  220
 #define LCD_HEIGHT 176
+/* sqrt(220^2 + 176^2) / 2.0 = 140.9 */
+#define LCD_DPI 141
 #define LCD_DEPTH  16   /* 65k colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/iriverifp7xx.h b/firmware/export/config/iriverifp7xx.h
index c15848f677..db905c4674 100644
--- a/firmware/export/config/iriverifp7xx.h
+++ b/firmware/export/config/iriverifp7xx.h
@@ -21,6 +21,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 64
+/* sqrt(128^2 + 64^2) / 1.0 = 143.1 */
+#define LCD_DPI 143
 #define LCD_DEPTH  1
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/logikdax.h b/firmware/export/config/logikdax.h
index c3a3873bed..0168cd810b 100644
--- a/firmware/export/config/logikdax.h
+++ b/firmware/export/config/logikdax.h
@@ -48,6 +48,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 64
+/* sqrt(128^2 + 64^2) / 1.0 = 143.1 */
+#define LCD_DPI 143
 #define LCD_DEPTH  1
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/lyreproto1.h b/firmware/export/config/lyreproto1.h
index 163d5be034..2ec1199acb 100644
--- a/firmware/export/config/lyreproto1.h
+++ b/firmware/export/config/lyreproto1.h
@@ -44,6 +44,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 128
+/* sqrt(128^2 + 128^2) / 1.8 = 100.6 */
+#define LCD_DPI 101
 /* The LCD used is just rgb444, 64 colours. We do a bit conversion on LCD
 * drivers. */
 #define LCD_DEPTH  16   /* 65536 colours */
diff --git a/firmware/export/config/meizum3.h b/firmware/export/config/meizum3.h
index b8b8f5bc2c..9c88db0621 100644
--- a/firmware/export/config/meizum3.h
+++ b/firmware/export/config/meizum3.h
@@ -60,6 +60,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  176
 #define LCD_HEIGHT 132
+/* sqrt(176^2 + 132^2) / 1.5 = 146.7 */
+#define LCD_DPI 147
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/meizum6sl.h b/firmware/export/config/meizum6sl.h
index 7db6b9bf36..7d568f3319 100644
--- a/firmware/export/config/meizum6sl.h
+++ b/firmware/export/config/meizum6sl.h
@@ -60,6 +60,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.6 = 153.8 */
+#define LCD_DPI 154
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/meizum6sp.h b/firmware/export/config/meizum6sp.h
index 47f8cfe4cb..35dd84c589 100644
--- a/firmware/export/config/meizum6sp.h
+++ b/firmware/export/config/meizum6sp.h
@@ -66,6 +66,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  240
 #define LCD_HEIGHT 320
+/* sqrt(240^2 + 320^2) / 2.4 = 166.0 */
+#define LCD_DPI 166
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/mini2440.h b/firmware/export/config/mini2440.h
index d05e76adba..b872b78f83 100644
--- a/firmware/export/config/mini2440.h
+++ b/firmware/export/config/mini2440.h
@@ -59,6 +59,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  240
 #define LCD_HEIGHT 320
+/* sqrt(240^2 + 320^2) / 3.5 = 114.3 */
+#define LCD_DPI 114
 #define LCD_DPI    114  /* 400 pixels diagonally / 3.5 inch */
 /* The LCD is configured for RGB565 */
 #define LCD_DEPTH  16          /* 65536 colours */
diff --git a/firmware/export/config/mpiohd200.h b/firmware/export/config/mpiohd200.h
index ec5a0b3bef..b6539e3a44 100644
--- a/firmware/export/config/mpiohd200.h
+++ b/firmware/export/config/mpiohd200.h
@@ -53,6 +53,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 128
+/* sqrt(128^2 + 128^2) / 1.6 = 113.1 */
+#define LCD_DPI 113
 #define LCD_DEPTH  2
 #define LCD_PIXELFORMAT VERTICAL_INTERLEAVED
diff --git a/firmware/export/config/mpiohd300.h b/firmware/export/config/mpiohd300.h
index 79fa97cb03..7858672301 100644
--- a/firmware/export/config/mpiohd300.h
+++ b/firmware/export/config/mpiohd300.h
@@ -53,6 +53,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 2.0 = 102.4 */
+#define LCD_DPI 102
 #define LCD_DEPTH  2
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/mrobe100.h b/firmware/export/config/mrobe100.h
index dd1062b51b..c020bbc700 100644
--- a/firmware/export/config/mrobe100.h
+++ b/firmware/export/config/mrobe100.h
@@ -24,6 +24,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 1.7 = 120.5 */
+#define LCD_DPI 121
 #define LCD_DEPTH  1
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/ondavx767.h b/firmware/export/config/ondavx767.h
index c201284843..7499873537 100644
--- a/firmware/export/config/ondavx767.h
+++ b/firmware/export/config/ondavx767.h
@@ -64,6 +64,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  480
 #define LCD_HEIGHT 272
+/* sqrt(480^2 + 272^2) / 4.3 = 128.3 */
+#define LCD_DPI 128
 #define LCD_DPI    128
 #define LCD_DEPTH  16   /* 16bit colours */
diff --git a/firmware/export/config/rk27generic.h b/firmware/export/config/rk27generic.h
index 9a4326358f..4d5f1b6c5c 100644
--- a/firmware/export/config/rk27generic.h
+++ b/firmware/export/config/rk27generic.h
@@ -72,6 +72,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  400
 #define LCD_HEIGHT 240
+/* sqrt(400^2 + 240^2) / 3.0 = 155.5 */
+#define LCD_DPI 155
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/samsungyh820.h b/firmware/export/config/samsungyh820.h
index 2f60683a55..e7a4c9d307 100644
--- a/firmware/export/config/samsungyh820.h
+++ b/firmware/export/config/samsungyh820.h
@@ -29,6 +29,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 96
+/* sqrt(128^2 + 96^2) / 1.5 = 106.7 */
+#define LCD_DPI 107
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565
diff --git a/firmware/export/config/samsungyh920.h b/firmware/export/config/samsungyh920.h
index e64af8ff89..a5cb75ef43 100644
--- a/firmware/export/config/samsungyh920.h
+++ b/firmware/export/config/samsungyh920.h
@@ -29,6 +29,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 1.8 = 113.8 */
+#define LCD_DPI 114
 #define LCD_DEPTH  2
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/samsungyh925.h b/firmware/export/config/samsungyh925.h
index c397c8fee2..92604af135 100644
--- a/firmware/export/config/samsungyh925.h
+++ b/firmware/export/config/samsungyh925.h
@@ -29,6 +29,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 1.8 = 113.8 */
+#define LCD_DPI 114
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565
diff --git a/firmware/export/config/samsungypr0.h b/firmware/export/config/samsungypr0.h
index bed5a2f977..049caa01b6 100644
--- a/firmware/export/config/samsungypr0.h
+++ b/firmware/export/config/samsungypr0.h
@@ -44,6 +44,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  240
 #define LCD_HEIGHT 320
+/* sqrt(240^2 + 320^2) / 2.6 = 153.8 */
+#define LCD_DPI 154
 #define LCD_DEPTH  16
 /* Check that but should not matter */
diff --git a/firmware/export/config/samsungyps3.h b/firmware/export/config/samsungyps3.h
index 93beb5c30d..ddfe176020 100644
--- a/firmware/export/config/samsungyps3.h
+++ b/firmware/export/config/samsungyps3.h
@@ -57,6 +57,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  176
 #define LCD_HEIGHT 220
+/* sqrt(176^2 + 220^2) / 1.8 = 156.5 */
+#define LCD_DPI 157
 #define LCD_DEPTH  16   /* pseudo 262.144 colors */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/samsungypz5.h b/firmware/export/config/samsungypz5.h
index 651ae21ba3..b1f382e042 100644
--- a/firmware/export/config/samsungypz5.h
+++ b/firmware/export/config/samsungypz5.h
@@ -98,6 +98,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 160
+/* sqrt(128^2 + 160^2) / 1.8 = 113.8 */
+#define LCD_DPI 114
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/sansac100.h b/firmware/export/config/sansac100.h
index cb28768684..109977ed06 100644
--- a/firmware/export/config/sansac100.h
+++ b/firmware/export/config/sansac100.h
@@ -41,6 +41,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 64
+/* sqrt(128^2 + 64^2) / 1.7 = 84.2 */
+#define LCD_DPI 84
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565   /*rgb565*/
diff --git a/firmware/export/config/sansac200.h b/firmware/export/config/sansac200.h
index 1ee3d124d8..c3fd2d05e0 100644
--- a/firmware/export/config/sansac200.h
+++ b/firmware/export/config/sansac200.h
@@ -51,6 +51,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  132
 #define LCD_HEIGHT 80
+/* sqrt(132^2 + 80^2) / 1.4 = 110.3 */
+#define LCD_DPI 110
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/sansac200v2.h b/firmware/export/config/sansac200v2.h
index 9779e98a0c..2d611240f2 100644
--- a/firmware/export/config/sansac200v2.h
+++ b/firmware/export/config/sansac200v2.h
@@ -53,6 +53,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  132
 #define LCD_HEIGHT 80
+/* sqrt(132^2 + 80^2) / 1.4 = 110.3 */
+#define LCD_DPI 110
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/sansaclip.h b/firmware/export/config/sansaclip.h
index cc84ef3336..6070a6efaa 100644
--- a/firmware/export/config/sansaclip.h
+++ b/firmware/export/config/sansaclip.h
@@ -41,6 +41,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 64
+/* sqrt(128^2 + 64^2) / 1.0 = 143.1 */
+#define LCD_DPI 143
 #define LCD_DEPTH  1
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/sansaclipplus.h b/firmware/export/config/sansaclipplus.h
index 31337f0831..0bdf82dce4 100644
--- a/firmware/export/config/sansaclipplus.h
+++ b/firmware/export/config/sansaclipplus.h
@@ -45,6 +45,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 64
+/* sqrt(128^2 + 64^2) / 1.0 = 143.1 */
+#define LCD_DPI 143
 #define LCD_DEPTH  1
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/sansaclipv2.h b/firmware/export/config/sansaclipv2.h
index a95418f134..a8ccebcf7a 100644
--- a/firmware/export/config/sansaclipv2.h
+++ b/firmware/export/config/sansaclipv2.h
@@ -41,6 +41,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 64
+/* sqrt(128^2 + 64^2) / 1.0 = 143.1 */
+#define LCD_DPI 143
 #define LCD_DEPTH  1
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/sansaclipzip.h b/firmware/export/config/sansaclipzip.h
index c3d0b49068..eaf51d961b 100644
--- a/firmware/export/config/sansaclipzip.h
+++ b/firmware/export/config/sansaclipzip.h
@@ -57,6 +57,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  96
 #define LCD_HEIGHT 96
+/* sqrt(96^2 + 96^2) / 1.1 = 123.4 */
+#define LCD_DPI 123
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565
diff --git a/firmware/export/config/sansaconnect.h b/firmware/export/config/sansaconnect.h
index ad575e2d43..9e6be6cbee 100644
--- a/firmware/export/config/sansaconnect.h
+++ b/firmware/export/config/sansaconnect.h
@@ -74,6 +74,8 @@
 #define LCD_WIDTH  240
 #define LCD_HEIGHT 320
+/* sqrt(240^2 + 320^2) / 2.2 = 181.8 */
+#define LCD_DPI 182
 #define LCD_DEPTH  16   /* 65k colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/sansae200.h b/firmware/export/config/sansae200.h
index 9d2deb99ce..296416a91e 100644
--- a/firmware/export/config/sansae200.h
+++ b/firmware/export/config/sansae200.h
@@ -51,6 +51,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  176
 #define LCD_HEIGHT 220
+/* sqrt(176^2 + 220^2) / 1.8 = 156.5 */
+#define LCD_DPI 157
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/sansae200v2.h b/firmware/export/config/sansae200v2.h
index ee63c0b393..c703439e7f 100644
--- a/firmware/export/config/sansae200v2.h
+++ b/firmware/export/config/sansae200v2.h
@@ -51,6 +51,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  176
 #define LCD_HEIGHT 220
+/* sqrt(176^2 + 220^2) / 1.8 = 156.5 */
+#define LCD_DPI 157
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/sansafuze.h b/firmware/export/config/sansafuze.h
index e697cedaf7..c03106e4c3 100644
--- a/firmware/export/config/sansafuze.h
+++ b/firmware/export/config/sansafuze.h
@@ -93,6 +93,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  220
 #define LCD_HEIGHT 176
+/* sqrt(220^2 + 176^2) / 2.2 = 128.1 */
+#define LCD_DPI 128
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/sansafuzeplus.h b/firmware/export/config/sansafuzeplus.h
index 2457da8566..369e798528 100644
--- a/firmware/export/config/sansafuzeplus.h
+++ b/firmware/export/config/sansafuzeplus.h
@@ -89,6 +89,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  240
 #define LCD_HEIGHT 320
+/* sqrt(240^2 + 320^2) / 2.4 = 166.7 */
+#define LCD_DPI 167
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/sansafuzev2.h b/firmware/export/config/sansafuzev2.h
index e559647443..beb18d92c7 100644
--- a/firmware/export/config/sansafuzev2.h
+++ b/firmware/export/config/sansafuzev2.h
@@ -104,6 +104,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  220
 #define LCD_HEIGHT 176
+/* sqrt(220^2 + 176^2) / 2.2 = 128.1 */
+#define LCD_DPI 128
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565SWAPPED /* rgb565 swapped */
diff --git a/firmware/export/config/sansam200.h b/firmware/export/config/sansam200.h
index 378f79ba2b..fa4a129e26 100644
--- a/firmware/export/config/sansam200.h
+++ b/firmware/export/config/sansam200.h
@@ -42,6 +42,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 64
+/* sqrt(128^2 + 64^2) / 1.8 = 79.5 */
+#define LCD_DPI 80
 #define LCD_DEPTH  1
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/sansam200v4.h b/firmware/export/config/sansam200v4.h
index ecf3494c7f..f6b2ebc006 100644
--- a/firmware/export/config/sansam200v4.h
+++ b/firmware/export/config/sansam200v4.h
@@ -52,6 +52,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 64
+/* sqrt(128^2 + 64^2) / 1.8 = 79.5 */
+#define LCD_DPI 80
 #define LCD_DEPTH  1
 #define LCD_PIXELFORMAT VERTICAL_PACKING
diff --git a/firmware/export/config/sansaview.h b/firmware/export/config/sansaview.h
index 2bf76927f4..d2fd679895 100644
--- a/firmware/export/config/sansaview.h
+++ b/firmware/export/config/sansaview.h
@@ -46,6 +46,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  240
 #define LCD_HEIGHT 320
+/* sqrt(240^2 + 320^2) / 2.4 = 166.7 */
+#define LCD_DPI 167
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/sonynwze360.h b/firmware/export/config/sonynwze360.h
index ddb197950d..685391d5f9 100644
--- a/firmware/export/config/sonynwze360.h
+++ b/firmware/export/config/sonynwze360.h
@@ -87,6 +87,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  240
 #define LCD_HEIGHT 320
+/* sqrt(240^2 + 320^2) / 2.0 = 200.0 */
+#define LCD_DPI 200
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/sonynwze370.h b/firmware/export/config/sonynwze370.h
index 412200a4ce..053d103f2e 100644
--- a/firmware/export/config/sonynwze370.h
+++ b/firmware/export/config/sonynwze370.h
@@ -84,6 +84,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  128
 #define LCD_HEIGHT 160
+/* sqrt(128^2 + 160^2) / 1.7 = 120.5 */
+#define LCD_DPI 121
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/tatungtpj1022.h b/firmware/export/config/tatungtpj1022.h
index eb75b1ce61..7c25039f9f 100644
--- a/firmware/export/config/tatungtpj1022.h
+++ b/firmware/export/config/tatungtpj1022.h
@@ -36,6 +36,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  220
 #define LCD_HEIGHT 176
+/* sqrt(220^2 + 176^2) / 2.2 = 128.1 */
+#define LCD_DPI 128
 #define LCD_DEPTH  16   /* 65536 colours */
 #define LCD_PIXELFORMAT RGB565 
diff --git a/firmware/export/config/vibe500.h b/firmware/export/config/vibe500.h
index 29f8da995c..96b5321e66 100644
--- a/firmware/export/config/vibe500.h
+++ b/firmware/export/config/vibe500.h
@@ -55,6 +55,8 @@
 /* LCD dimensions */
 #define LCD_WIDTH  160
 #define LCD_HEIGHT 128
+/* sqrt(160^2 + 128^2) / 1.8 = 113.8 */
+#define LCD_DPI 114
 #define LCD_DEPTH  16   /* 65536 colors */
 #define LCD_PIXELFORMAT RGB565SWAPPED /* rgb565 */
diff --git a/firmware/export/config/zenvisionm30gb.h b/firmware/export/config/zenvisionm30gb.h
index 4062dbf644..73d852433b 100644
--- a/firmware/export/config/zenvisionm30gb.h
+++ b/firmware/export/config/zenvisionm30gb.h
@@ -64,6 +64,8 @@
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.5 = 160.0 */
+#define LCD_DPI 160
 #define LCD_DEPTH  16   /* 65k colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/config/zenvisionm60gb.h b/firmware/export/config/zenvisionm60gb.h
index 2400adac20..d1bd91154b 100644
--- a/firmware/export/config/zenvisionm60gb.h
+++ b/firmware/export/config/zenvisionm60gb.h
@@ -64,6 +64,8 @@
 #define LCD_WIDTH  320
 #define LCD_HEIGHT 240
+/* sqrt(320^2 + 240^2) / 2.5 = 160.0 */
+#define LCD_DPI 160
 #define LCD_DEPTH  16   /* 65k colours */
 #define LCD_PIXELFORMAT RGB565 /* rgb565 */
diff --git a/firmware/export/lcd.h b/firmware/export/lcd.h
index 386ac5a8bf..b72989fdb5 100644
--- a/firmware/export/lcd.h
+++ b/firmware/export/lcd.h
@@ -535,20 +535,15 @@ extern void lcd_bmp_part(const struct bitmap* bm, int src_x, int src_y,
 extern void lcd_bmp(const struct bitmap* bm, int x, int y);
 extern void lcd_nine_segment_bmp(const struct bitmap* bm, int x, int y,
                                int width, int height);
-#endif /* HAVE_LCD_BITMAP */
-#ifdef HAVE_TOUCHSCREEN
-/* only needed for touchscreen for now, feel free to implement it for others
- * once needed
- */
+/* TODO: Impement this for remote displays if ever needed */
 #if defined(LCD_DPI) && (LCD_DPI > 0)
 /* returns the pixel density of the display */
 static inline int lcd_get_dpi(void) { return LCD_DPI; }
 #else
 extern int lcd_get_dpi(void);
 #endif /* LCD_DPI */
-#endif /* HAVE_TOUCHSCREEN */
+#endif /* HAVE_LCD_BITMAP */
 #endif /* __LCD_H__ */
author	Thomas Martitz <kugel@rockbox.org>	2014-01-23 08:23:34 +0100
committer	Thomas Martitz <kugel@rockbox.org>	2014-03-03 15:14:15 +0100
commit	62524237f0055d2825d6cde90c49840404c57e30 (patch)
tree	97e085c54c0f39ceeb0b0492a76641c848981485
parent	ee28a706d4909b00d6bcfc304683b10ba9b853e0 (diff)
download	rockbox-62524237f0055d2825d6cde90c49840404c57e30.tar.gz rockbox-62524237f0055d2825d6cde90c49840404c57e30.zip