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[media] smiapp: Unify enforced and need-based 8-bit read
Unify enforced 8-bit read access with that based on actual need. Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Reviewed-by: Sebastian Reichel <sre@kernel.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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@ -188,7 +188,8 @@ int smiapp_read_no_quirk(struct smiapp_sensor *sensor, u32 reg, u32 *val)
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SMIAPP_QUIRK_FLAG_8BIT_READ_ONLY));
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}
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int smiapp_read(struct smiapp_sensor *sensor, u32 reg, u32 *val)
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static int smiapp_read_quirk(struct smiapp_sensor *sensor, u32 reg, u32 *val,
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bool force8)
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{
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int rval;
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@ -199,21 +200,20 @@ int smiapp_read(struct smiapp_sensor *sensor, u32 reg, u32 *val)
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if (rval < 0)
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return rval;
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if (force8)
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return __smiapp_read(sensor, reg, val, true);
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return smiapp_read_no_quirk(sensor, reg, val);
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}
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int smiapp_read(struct smiapp_sensor *sensor, u32 reg, u32 *val)
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{
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return smiapp_read_quirk(sensor, reg, val, false);
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}
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int smiapp_read_8only(struct smiapp_sensor *sensor, u32 reg, u32 *val)
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{
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int rval;
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*val = 0;
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rval = smiapp_call_quirk(sensor, reg_access, false, ®, val);
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if (rval == -ENOIOCTLCMD)
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return 0;
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if (rval < 0)
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return rval;
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return __smiapp_read(sensor, reg, val, true);
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return smiapp_read_quirk(sensor, reg, val, true);
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}
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int smiapp_write_no_quirk(struct smiapp_sensor *sensor, u32 reg, u32 val)
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