From 8bca950b8a89500782148f0fcbeae14ae9ba30fd Mon Sep 17 00:00:00 2001 From: Anuj Mittal Date: Thu, 2 Aug 2018 07:20:56 +0800 Subject: lms8: remove Obsolete and not being maintained anymore. Signed-off-by: Anuj Mittal --- ...-file-referance-to-dev-mei0-remove-select.patch | 91 ---------------------- 1 file changed, 91 deletions(-) delete mode 100644 recipes-bsp/amt/lms/0003-Fix-device-file-referance-to-dev-mei0-remove-select.patch (limited to 'recipes-bsp/amt/lms/0003-Fix-device-file-referance-to-dev-mei0-remove-select.patch') diff --git a/recipes-bsp/amt/lms/0003-Fix-device-file-referance-to-dev-mei0-remove-select.patch b/recipes-bsp/amt/lms/0003-Fix-device-file-referance-to-dev-mei0-remove-select.patch deleted file mode 100644 index 433d3016..00000000 --- a/recipes-bsp/amt/lms/0003-Fix-device-file-referance-to-dev-mei0-remove-select.patch +++ /dev/null @@ -1,91 +0,0 @@ -Fix device file referance to /dev/mei0, remove select post write. - -LMS uses /dev/mei character device which is absent on current kernel versions causing LMS fail to initialize. LMS sends messages to MEI with a post select timeout. Select timeout causes SendMessage to fail causing LMS to not to communicate properly with MEI. - -Adding /dev/mei0 device file reference to check first and then /dev/mei sucessfully initializes LMS. Rely on write return length and remove select with timeout to fix communication with MEI. - -Upstream-Status: Pending - -Signed-off-by: Anand Vastrad ---- - src/mei/MEILinux.cpp | 43 +++++++------------------------------------ - 1 file changed, 7 insertions(+), 36 deletions(-) - -diff --git a/src/mei/MEILinux.cpp b/src/mei/MEILinux.cpp -index 1e9d28f..6d23f54 100755 ---- a/src/mei/MEILinux.cpp -+++ b/src/mei/MEILinux.cpp -@@ -94,13 +94,17 @@ bool MEILinux::Init(unsigned char reqProtocolVersion) - Deinit(); - } - -- _fd = open("/dev/mei", O_RDWR); -+ _fd = open("/dev/mei0", O_RDWR); - - if (_fd == -1 ) { - if (_verbose) { -- fprintf(stderr, "Error: Cannot establish a handle to the MEI driver\n"); -+ fprintf(stderr, "Warning: Cannot establish a handle to the MEI driver mei0, retrying with mei \n"); -+ } -+ _fd = open("/dev/mei", O_RDWR); -+ if (_fd == -1 ) { -+ fprintf(stderr, "Error: Cannot establish a handle to the MEI driver mei\n"); -+ return false; - } -- return false; - } - _initialized = true; - -@@ -181,13 +185,7 @@ int MEILinux::ReceiveMessage(unsigned char *buffer, int len, unsigned long timeo - int MEILinux::SendMessage(const unsigned char *buffer, int len, unsigned long timeout) - { - int rv = 0; -- int return_length =0; - int error = 0; -- fd_set set; -- struct timeval tv; -- -- tv.tv_sec = timeout / 1000; -- tv.tv_usec =(timeout % 1000) * 1000000; - - if (_verbose) { - fprintf(stdout, "call write length = %d\n", len); -@@ -198,35 +196,8 @@ int MEILinux::SendMessage(const unsigned char *buffer, int len, unsigned long ti - if (_verbose) { - fprintf(stderr,"write failed with status %d %d\n", rv, error); - } -- goto out; -- } -- -- return_length = rv; -- -- FD_ZERO(&set); -- FD_SET(_fd, &set); -- rv = select(_fd+1 ,&set, NULL, NULL, &tv); -- if (rv > 0 && FD_ISSET(_fd, &set)) { -- if (_verbose) { -- fprintf(stderr, "write success\n"); -- } - } -- else if (rv == 0) { -- if (_verbose) { -- fprintf(stderr, "write failed on timeout with status\n"); -- } -- goto out; -- } -- else { //rv<0 -- if (_verbose) { -- fprintf(stderr, "write failed on select with status %d\n", rv); -- } -- goto out; -- } -- -- rv = return_length; - --out: - if (rv < 0) { - Deinit(); - } --- -2.7.4 - -- cgit v1.2.3-54-g00ecf