diff options
Diffstat (limited to 'src/hdmi_service.c')
| -rw-r--r-- | src/hdmi_service.c | 64 |
1 files changed, 59 insertions, 5 deletions
diff --git a/src/hdmi_service.c b/src/hdmi_service.c index e262f8b..6232b75 100644 --- a/src/hdmi_service.c +++ b/src/hdmi_service.c @@ -20,6 +20,7 @@ #include "linux/fb.h" #include <sys/socket.h> #include <utils/Log.h> +#include <dirent.h> #include "../include/hdmi_service_api.h" #include "../include/hdmi_service_local.h" @@ -38,12 +39,65 @@ enum hdmi_fb_state hdmi_fb_state; enum hdmi_plug_state hdmi_plug_state = HDMI_PLUGUNDEF; struct cmd_data *cmd_data; int cmd_id_ind; +char dispdevice_path[64]; const __u8 plugdetdis_val[] = {0x00, 0x00, 0x00};/* 00: disable, 00:ontime, 00: offtime*/ const __u8 plugdeten_val[] = {0x01, 0x05, 0x02};/* 01: enable, 05:ontime, 02: offtime*/ +static int hdmidirsort(const struct dirent **a, const struct dirent **b) +{ + return 1; +} + +/* Find the correct device path since the device minor number can vary */ +static int dispdevice_path_set(void) +{ + struct dirent **namelist; + int n; + int found = 0; + + n = scandir(DISPDEVICE_PATH_1, &namelist, 0, hdmidirsort); + if (n < 0) { + LOGHDMILIB("scandir error"); + return -1; + } + + while (n--) { + if (!found && strncmp(namelist[n]->d_name, DISPDEVICE_PATH_2, + strlen(DISPDEVICE_PATH_2)) == 0) { + strcpy(dispdevice_path, namelist[n]->d_name); + LOGHDMILIB("%s found:%s\n", __func__, dispdevice_path); + found = 1; + } + free(namelist[n]); + } + free(namelist); + return 0; +} + +static char *dispdevice_path_get(void) +{ + return &dispdevice_path[0]; +} + +int dispdevice_file_open(char *file, int attr) +{ + int fd = -1; + char fname[128]; + + if (dispdevice_path[0] == 0) + dispdevice_path_set(); + + if (dispdevice_path[0] != 0) { + sprintf(fname, "%s%s/%s", DISPDEVICE_PATH_1, + dispdevice_path_get(), file); + fd = open(fname, attr); + } + return fd; +} + int get_new_cmd_id_ind(void) { cmd_id_ind++; @@ -159,7 +213,7 @@ static int hdmi_format_set(enum hdmi_format format) { int fd; - fd = open(HDMIFORMAT_FILE, O_WRONLY); + fd = dispdevice_file_open(HDMIFORMAT_FILE, O_WRONLY); if (fd < 0) { LOGHDMILIB(" failed to open %s", HDMIFORMAT_FILE); return -1; @@ -220,10 +274,10 @@ static int stayalive(__u8 enable) int cnt = 0; int res; - stayalivefd = open(STAYALIVE_FILE, O_WRONLY); + stayalivefd = dispdevice_file_open(STAYALIVE_FILE, O_WRONLY); while ((stayalivefd < 0) && (cnt++ < 30)) { usleep(200000); - stayalivefd = open(STAYALIVE_FILE, O_WRONLY); + stayalivefd = dispdevice_file_open(STAYALIVE_FILE, O_WRONLY); } LOGHDMILIB("cnt:%d", cnt); @@ -341,7 +395,7 @@ static int hdmiplugged_handle(int *basic_audio_support) /* Check if fb is created */ /* Get fb dev name */ - disponoff = open(DISPONOFF_FILE, O_RDWR); + disponoff = dispdevice_file_open(DISPONOFF_FILE, O_RDWR); if (disponoff < 0) { LOGHDMILIB("***** Failed to open %s *****", DISPONOFF_FILE); ret = -3; @@ -423,7 +477,7 @@ static int hdmi_fb_close(void) } /* Destroy frame buffer */ - disponoff = open(DISPONOFF_FILE, O_WRONLY); + disponoff = dispdevice_file_open(DISPONOFF_FILE, O_WRONLY); if (disponoff < 0) { LOGHDMILIB("***** Failed to open %s *****", DISPONOFF_FILE); } else { |