media: camss: csiphy-3ph: disable interrupts

The driver does nothing with the interrupts, so set the irq mask registers
to zero to avoid wasting CPU time for nothing.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Tested-by: Julian Grahsl <jgrahsl@snap.com>
Tested-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
index 5948abdcd2206df31181f6f8a5acddfd4ada8ae8..783b65295d20ba5122654871f5eb688e36b6c68f 100644 (file)
--- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
+++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
@@ -352,38 +352,9 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy,
        else if (csiphy->camss->version == CAMSS_845)
                csiphy_gen2_config_lanes(csiphy, settle_cnt);
 
-       val = 0xff;
-       writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(11));
-
-       val = 0xff;
-       writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(12));
-
-       val = 0xfb;
-       writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(13));
-
-       val = 0xff;
-       writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(14));
-
-       val = 0x7f;
-       writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(15));
-
-       val = 0xff;
-       writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(16));
-
-       val = 0xff;
-       writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(17));
-
-       val = 0xef;
-       writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(18));
-
-       val = 0xff;
-       writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(19));
-
-       val = 0xff;
-       writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(20));
-
-       val = 0xff;
-       writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(21));
+       /* IRQ_MASK registers - disable all interrupts */
+       for (i = 11; i < 22; i++)
+               writel_relaxed(0, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(i));
 }
 
 static void csiphy_lanes_disable(struct csiphy_device *csiphy,