[PATCH net-next] liquidio: pass date and time info to NIC firmware
From: Felix Manlunas <hidden>
Date: 2017-09-23 00:35:23
Subsystem:
cavium liquidio network driver, networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Veerasenareddy Burru <redacted> Signed-off-by: Veerasenareddy Burru <redacted> Signed-off-by: Manish Awasthi <redacted> Signed-off-by: Felix Manlunas <redacted> --- .../net/ethernet/cavium/liquidio/octeon_console.c | 28 +++++++++++++++++++--- 1 file changed, 25 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_console.c b/drivers/net/ethernet/cavium/liquidio/octeon_console.c
index ec3dd69..eda799b 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_console.c
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_console.c@@ -803,15 +803,19 @@ static int octeon_console_read(struct octeon_device *oct, u32 console_num, } #define FBUF_SIZE (4 * 1024 * 1024) +#define MAX_DATE_SIZE 30 int octeon_download_firmware(struct octeon_device *oct, const u8 *data, size_t size) { - int ret = 0; + struct octeon_firmware_file_header *h; + char date[MAX_DATE_SIZE]; + struct timeval time; u32 crc32_result; + struct tm tm_val; u64 load_addr; u32 image_len; - struct octeon_firmware_file_header *h; + int ret = 0; u32 i, rem; if (size < sizeof(struct octeon_firmware_file_header)) {
@@ -890,11 +894,29 @@ int octeon_download_firmware(struct octeon_device *oct, const u8 *data, load_addr += size; } } + + /* Get time of the day */ + do_gettimeofday(&time); + time_to_tm(time.tv_sec, (-sys_tz.tz_minuteswest) * 60, &tm_val); + ret = snprintf(date, MAX_DATE_SIZE, + " date=%04ld.%02d.%02d-%02d:%02d:%02d", + tm_val.tm_year + 1900, tm_val.tm_mon + 1, tm_val.tm_mday, + tm_val.tm_hour, tm_val.tm_min, tm_val.tm_sec); + if ((sizeof(h->bootcmd) - strnlen(h->bootcmd, sizeof(h->bootcmd))) < + ret) { + dev_err(&oct->pci_dev->dev, "Boot command buffer too small\n"); + return -EINVAL; + } + strncat(h->bootcmd, date, + sizeof(h->bootcmd) - strnlen(h->bootcmd, sizeof(h->bootcmd))); + dev_info(&oct->pci_dev->dev, "Writing boot command: %s\n", h->bootcmd); /* Invoke the bootcmd */ ret = octeon_console_send_cmd(oct, h->bootcmd, 50); + if (ret) + dev_info(&oct->pci_dev->dev, "Boot command send failed\n"); - return 0; + return ret; }