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

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

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

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

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 */

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

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

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

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 */

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 */
 

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 */
 

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 */

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 */
 

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 */

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 */
 

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 */
 

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 */
 

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 */
 

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 */
 

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 */
 

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 */
 

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 */
 

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 */
 

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 */
 

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 */
 

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*/

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

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 */
 

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 */
 

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 */
 

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

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

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
 

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 */
 

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 */
 

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

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

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 */
 

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 */
 

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 */
 

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 */
 

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

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 */
 

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

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 */
 

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

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

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 */

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 */
 

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 */
 

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 */
 

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 */

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

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

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

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 */

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 */
 

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
 

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
 

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
 

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 */

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 */
 

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 */
 

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*/
 

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 */
 

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 */
 

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

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

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

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
 

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 */

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 */
 

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 */
 

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 */
 

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 */
 

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 */
 

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

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

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 */
 

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 */
 

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 */
 

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 
 

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 */
 

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 */

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 */

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__ */