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author | Rafaël Carré <rafael.carre@gmail.com> | 2009-10-03 13:05:08 +0000 |
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committer | Rafaël Carré <rafael.carre@gmail.com> | 2009-10-03 13:05:08 +0000 |
commit | fcc6a68c6e71426ecb955a1f328d5e14f8a2ee84 (patch) | |
tree | 0e4b59039801bb21eccd7cd7deb0e50055e1a82e /firmware/target/arm/samsung/yh920/lcd-yh920.c | |
parent | 22933cc19cdbaf61a037caae4d69699a5b0dc4c2 (diff) | |
download | rockbox-fcc6a68c6e71426ecb955a1f328d5e14f8a2ee84.tar.gz rockbox-fcc6a68c6e71426ecb955a1f328d5e14f8a2ee84.zip |
Samsung YH920 LCD
Remove unused lcd_mono_data
Replace a loop in partial update function by asm lcd_write_data()
Remove a variable only used in this loop (x) and rename x0 to x
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22888 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/arm/samsung/yh920/lcd-yh920.c')
-rw-r--r-- | firmware/target/arm/samsung/yh920/lcd-yh920.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/firmware/target/arm/samsung/yh920/lcd-yh920.c b/firmware/target/arm/samsung/yh920/lcd-yh920.c index 73b9ae502b..d24396050a 100644 --- a/firmware/target/arm/samsung/yh920/lcd-yh920.c +++ b/firmware/target/arm/samsung/yh920/lcd-yh920.c | |||
@@ -237,11 +237,10 @@ void lcd_blit_grey_phase(unsigned char *values, unsigned char *phases, | |||
237 | 237 | ||
238 | /* Update a fraction of the display. */ | 238 | /* Update a fraction of the display. */ |
239 | /* void lcd_update_rect(int, int, int, int) ICODE_ATTR; */ | 239 | /* void lcd_update_rect(int, int, int, int) ICODE_ATTR; */ |
240 | void lcd_update_rect(int x0, int y, int width, int height) | 240 | void lcd_update_rect(int x, int y, int width, int height) |
241 | { | 241 | { |
242 | const fb_data *addr; | 242 | const fb_data *addr; |
243 | int ymax; | 243 | int ymax; |
244 | int x = x0; | ||
245 | 244 | ||
246 | /* The Y coordinates have to work on even 8 pixel rows */ | 245 | /* The Y coordinates have to work on even 8 pixel rows */ |
247 | ymax = (y + height-1) >> 2; | 246 | ymax = (y + height-1) >> 2; |
@@ -258,13 +257,12 @@ void lcd_update_rect(int x0, int y, int width, int height) | |||
258 | for (; y <= ymax; y++) | 257 | for (; y <= ymax; y++) |
259 | { | 258 | { |
260 | lcd_write_reg(LCD_CNTL_PAGE, y); | 259 | lcd_write_reg(LCD_CNTL_PAGE, y); |
261 | lcd_write_reg(LCD_CNTL_COLUMN, x0); | 260 | lcd_write_reg(LCD_CNTL_COLUMN, x); |
262 | 261 | ||
263 | addr = &lcd_framebuffer[y][x0]; | 262 | addr = &lcd_framebuffer[y][x]; |
264 | 263 | ||
265 | lcd_send_cmd(LCD_CNTL_DATA_WRITE); | 264 | lcd_send_cmd(LCD_CNTL_DATA_WRITE); |
266 | for (x = 0; x < width; x++) | 265 | lcd_write_data(addr, width); |
267 | lcd_send_data(*addr++); | ||
268 | } | 266 | } |
269 | } | 267 | } |
270 | 268 | ||