summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/freescale/fman/Peripherals/FM/fman.c
diff options
context:
space:
mode:
authorMandy Lavi <mandy.lavi@freescale.com>2014-11-19 05:17:46 (GMT)
committerMatthew Weigel <Matthew.Weigel@freescale.com>2014-12-11 18:40:48 (GMT)
commitca6d6c8930a031eeab8e121ae7de52dede339e21 (patch)
treea102319534e49b7624b67a40a3d906662ce5850b /drivers/net/ethernet/freescale/fman/Peripherals/FM/fman.c
parent5676273b1553c5920c90592f49a1d8fce560f24d (diff)
downloadlinux-fsl-qoriq-ca6d6c8930a031eeab8e121ae7de52dede339e21.tar.xz
fmd: fix static analysis issues
Change-Id: I2d6cead7b62116cd6a264ec91d82f3bdc3a03c10 Signed-off-by: Mandy Lavi <mandy.lavi@freescale.com> Reviewed-on: http://git.am.freescale.net:8181/23939 Reviewed-by: Igal Liberman <Igal.Liberman@freescale.com> Tested-by: Richard Schmitt <richard.schmitt@freescale.com> Reviewed-by: Richard Schmitt <richard.schmitt@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);