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update mxcfb_alt_buffer_data struct, added MXCFB_SEND_UPDATE51

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* mxcfb_alt_buffer_data is modified according to amazon's source
* use MXCFB_SEND_UPDATE51 instead of magic raw number for update
This commit is contained in:
eureka
2012-12-10 20:06:27 -05:00
committed by Qingping Hou
parent 334f680598
commit 15e0af2857
2 changed files with 16 additions and 9 deletions
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4
einkfb.c
View File

@@ -108,7 +108,7 @@ inline void fillMxcfbUpdateData51(mxcfb_update_data51 *myarea, FBInfo *fb, lua_S
myarea->hist_gray_waveform_mode = 0;
myarea->temp = 0x1001;
myarea->flags = 0;
myarea->alt_buffer_data.virt_addr = NULL;
/*myarea->alt_buffer_data.virt_addr = NULL;*/
myarea->alt_buffer_data.phys_addr = NULL;
myarea->alt_buffer_data.width = 0;
myarea->alt_buffer_data.height = 0;
@@ -141,7 +141,7 @@ void kindle51einkUpdate(FBInfo *fb, lua_State *L) {
fb4BppTo8Bpp(fb);
fillMxcfbUpdateData51(&myarea, fb, L);
ioctl(fb->fd, 0x4048462e, &myarea);
ioctl(fb->fd, MXCFB_SEND_UPDATE51, &myarea);
}
#endif

21
include/mxcfb.h
View File

@@ -1,12 +1,15 @@
/*
* Copyright 2004-2011 Freescale Semiconductor, Inc. All Rights Reserved.
*
* Modified by houqp, added mxcfb_update_data51 struct from GeekMaster's video
* player, refer to:
* http://www.mobileread.com/forums/showthread.php?t=177455&page=10
*/
/*
* - Modified by houqp, added mxcfb_update_data51 struct from GeekMaster's
* video player, refer to:
* http://www.mobileread.com/forums/showthread.php?t=177455&page=10
*
* - Modified mxcfb_alt_buffer_data struct according to include/linux/mxcfb.h
* from Kindle 5.3.0 firmware. Thanks to eureka@mobileread.
* http://www.mobileread.com/forums/showpost.php?p=2337118&postcount=818
*
*
* The code contained herein is licensed under the GNU Lesser General
* Public License. You may obtain a copy of the GNU Lesser General
* Public License Version 2.1 or later at the following locations:
@@ -96,7 +99,8 @@ struct mxcfb_rect {
#define FB_TEMP_AUTO_UPDATE_DISABLE -1
struct mxcfb_alt_buffer_data {
void *virt_addr;
/* virt_addr is not included in amazon's source */
/* void *virt_addr; */
__u32 phys_addr;
__u32 width; /* width of entire buffer */
__u32 height; /* height of entire buffer */
@@ -168,6 +172,9 @@ struct mxcfb_waveform_modes {
#define MXCFB_SET_TEMP_AUTO_UPDATE_PERIOD _IOR('F', 0x36, int32_t)
#define MXCFB_SET_MERGE_ON_WAVEFORM_MISMATCH _IOW('F', 0x37, int32_t)
/* IOCTLs for E-ink panel updates, kindle firmware version >= 5.1 */
#define MXCFB_SEND_UPDATE51 _IOW('F', 0x2E, struct mxcfb_update_data51)
#ifdef __KERNEL__
extern struct fb_videomode mxcfb_modedb[];