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path: root/drivers/gpu/ipu-v3/ipu-di.c
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Diffstat (limited to 'drivers/gpu/ipu-v3/ipu-di.c')
-rw-r--r--drivers/gpu/ipu-v3/ipu-di.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-di.c b/drivers/gpu/ipu-v3/ipu-di.c
index 3ddfb3d0b64d..2970c6bb668c 100644
--- a/drivers/gpu/ipu-v3/ipu-di.c
+++ b/drivers/gpu/ipu-v3/ipu-di.c
@@ -441,8 +441,7 @@ static void ipu_di_config_clock(struct ipu_di *di,
in_rate = clk_get_rate(clk);
div = DIV_ROUND_CLOSEST(in_rate, sig->mode.pixelclock);
- if (div == 0)
- div = 1;
+ div = clamp(div, 1U, 255U);
clkgen0 = div << 4;
}
@@ -459,8 +458,7 @@ static void ipu_di_config_clock(struct ipu_di *di,
clkrate = clk_get_rate(di->clk_ipu);
div = DIV_ROUND_CLOSEST(clkrate, sig->mode.pixelclock);
- if (div == 0)
- div = 1;
+ div = clamp(div, 1U, 255U);
rate = clkrate / div;
error = rate / (sig->mode.pixelclock / 1000);
@@ -483,8 +481,7 @@ static void ipu_di_config_clock(struct ipu_di *di,
in_rate = clk_get_rate(clk);
div = DIV_ROUND_CLOSEST(in_rate, sig->mode.pixelclock);
- if (div == 0)
- div = 1;
+ div = clamp(div, 1U, 255U);
clkgen0 = div << 4;
}