diff options
| author | Joachim Eastwood <manabian@gmail.com> | 2016-11-04 18:54:06 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-11-06 22:00:15 -0500 |
| commit | b211aa655d264bd2a1f8b05eb75aeda508bd0ade (patch) | |
| tree | c4658ebc85c0fab55bc0404e79f309aaae7210f1 | |
| parent | a4c48ad7370ba57ad899c2a4abd223ba7c6d9c32 (diff) | |
| download | linux-b211aa655d264bd2a1f8b05eb75aeda508bd0ade.tar.bz2 | |
stmmac: dwmac-sti: remove clk NULL checks
Since sti_dwmac_parse_data() sets dwmac->clk to NULL if not clock was
provided in DT and NULL is a valid clock there is no need to check for
NULL before using this clock.
Signed-off-by: Joachim Eastwood <manabian@gmail.com>
Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Tested-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c index 075ed425d39b..f009bf467ba0 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c @@ -191,7 +191,7 @@ static void stih4xx_fix_retime_src(void *priv, u32 spd) } } - if (src == TX_RETIME_SRC_CLKGEN && dwmac->clk && freq) + if (src == TX_RETIME_SRC_CLKGEN && freq) clk_set_rate(dwmac->clk, freq); regmap_update_bits(dwmac->regmap, reg, STIH4XX_RETIME_SRC_MASK, @@ -222,7 +222,7 @@ static void stid127_fix_retime_src(void *priv, u32 spd) freq = DWMAC_2_5MHZ; } - if (dwmac->clk && freq) + if (freq) clk_set_rate(dwmac->clk, freq); regmap_update_bits(dwmac->regmap, reg, STID127_RETIME_SRC_MASK, val); @@ -238,8 +238,7 @@ static int sti_dwmac_init(struct platform_device *pdev, void *priv) u32 reg = dwmac->ctrl_reg; u32 val; - if (dwmac->clk) - clk_prepare_enable(dwmac->clk); + clk_prepare_enable(dwmac->clk); if (of_property_read_bool(np, "st,gmac_en")) regmap_update_bits(regmap, reg, EN_MASK, EN); @@ -258,8 +257,7 @@ static void sti_dwmac_exit(struct platform_device *pdev, void *priv) { struct sti_dwmac *dwmac = priv; - if (dwmac->clk) - clk_disable_unprepare(dwmac->clk); + clk_disable_unprepare(dwmac->clk); } static int sti_dwmac_parse_data(struct sti_dwmac *dwmac, struct platform_device *pdev) |