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authorMandy Lavi <mandy.lavi@freescale.com>2014-11-02 13:28:00 (GMT)
committerMatthew Weigel <Matthew.Weigel@freescale.com>2014-12-11 18:40:40 (GMT)
commit6337363a3c85f8da8a524a56c32829dbd7ae3433 (patch)
tree679e8896a6c6814e6cadd639618d90a0ad0a869c /drivers/net/ethernet/freescale/fman/Peripherals/FM/fman.c
parent191df8fa29e685ce4c3250e6f8ca76599f32f4c3 (diff)
downloadlinux-fsl-qoriq-6337363a3c85f8da8a524a56c32829dbd7ae3433.tar.xz
fmd: fix static analysis issues
Change-Id: I428d24ec05b1e6ef2137ad2ba6385ddfa3a01872 Signed-off-by: Mandy Lavi <mandy.lavi@freescale.com> Reviewed-on: http://git.am.freescale.net:8181/22882 Reviewed-by: Nir Erez <nir.erez@freescale.com> Reviewed-by: Matthew Weigel <Matthew.Weigel@freescale.com> Tested-by: Matthew Weigel <Matthew.Weigel@freescale.com>
Diffstat (limited to 'drivers/net/ethernet/freescale/fman/Peripherals/FM/fman.c')
-rwxr-xr-xdrivers/net/ethernet/freescale/fman/Peripherals/FM/fman.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/ethernet/freescale/fman/Peripherals/FM/fman.c b/drivers/net/ethernet/freescale/fman/Peripherals/FM/fman.c
index 16a0854..9e59062 100755
--- a/drivers/net/ethernet/freescale/fman/Peripherals/FM/fman.c
+++ b/drivers/net/ethernet/freescale/fman/Peripherals/FM/fman.c
@@ -186,7 +186,8 @@ void fman_enable_time_stamp(struct fman_fpm_regs *fpm_rg,
* we do not div back, since we write this value as a fraction
* see spec */
- frac = ((ts_freq << 16) - (intgr << 16) * fm_clk_freq) / fm_clk_freq;
+ frac = (((uint64_t)ts_freq << 16) - ((uint64_t)intgr << 16) * fm_clk_freq)
+ / fm_clk_freq;
/* we check remainder of the division in order to round up if not int */
if (((ts_freq << 16) - (intgr << 16)*fm_clk_freq) % fm_clk_freq)
frac++;
@@ -822,7 +823,7 @@ int fman_fpm_init(struct fman_fpm_regs *fpm_rg, struct fman_cfg *cfg)
/* RAM ECC - enable and clear events*/
/* first we need to clear all parser memory,
* as it is uninitialized and may cause ECC errors */
- tmp_reg = 0;
+
/* event bits */
tmp_reg = (FPM_RAM_MURAM_ECC | FPM_RAM_IRAM_ECC);
/* Rams enable not effected by RCR bit, but by a COP configuration */
@@ -913,12 +914,12 @@ int fman_qmi_init(struct fman_qmi_regs *qmi_rg, struct fman_cfg *cfg)
iowrite32be(tmp_reg, &qmi_rg->fmqm_eien);
if (cfg->tnum_aging_period) {
- /* tnumAgingPeriod is in units of usec, p_FmClockFreq in Mhz */
+ /* tnum_aging_period is in units of usec, p_FmClockFreq in Mhz */
period_in_fm_clocks = (uint16_t)
(cfg->tnum_aging_period * cfg->clk_freq);
- /* periodInFmClocks must be a 64 multiply */
+ /* period_in_fm_clocks must be a 64 multiply */
remainder = (uint8_t)(period_in_fm_clocks % 64);
- if (remainder > 64)
+ if (remainder)
tmp_reg = (uint32_t)((period_in_fm_clocks / 64) + 1);
else{
tmp_reg = (uint32_t)(period_in_fm_clocks / 64);