media: ccs: Print ireal and float limits converted to integers

A number of CCS register value limits are in ireal or float format.
Also convert them to integers for easier interpretation.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c
index 92ef98a..6fd162f 100644 (file)
--- a/drivers/media/i2c/ccs/ccs-core.c
+++ b/drivers/media/i2c/ccs/ccs-core.c
@@ -172,6 +172,8 @@ static int ccs_read_all_limits(struct ccs_sensor *sensor)
 
        end = alloc + ccs_limit_offsets[CCS_L_LAST].lim;
 
+       sensor->ccs_limits = alloc;
+
        for (i = 0, l = 0, ptr = alloc; ccs_limits[i].size; i++) {
                u32 reg = ccs_limits[i].reg;
                unsigned int width = ccs_reg_width(reg);
@@ -186,6 +188,7 @@ static int ccs_read_all_limits(struct ccs_sensor *sensor)
 
                for (j = 0; j < ccs_limits[i].size / width;
                     j++, reg += width, ptr += width) {
+                       char str[16] = "";
                        u32 val;
 
                        ret = ccs_read_addr_noconv(sensor, reg, &val);
@@ -204,8 +207,15 @@ static int ccs_read_all_limits(struct ccs_sensor *sensor)
 
                        ccs_assign_limit(ptr, width, val);
 
-                       dev_dbg(&client->dev, "0x%8.8x \"%s\" = %u, 0x%x\n",
-                               reg, ccs_limits[i].name, val, val);
+#ifdef CONFIG_DYNAMIC_DEBUG
+                       if (reg & (CCS_FL_FLOAT_IREAL | CCS_FL_IREAL))
+                               snprintf(str, sizeof(str), ", %u",
+                                        ccs_reg_conv(sensor, reg, val));
+#endif
+
+                       dev_dbg(&client->dev,
+                               "0x%8.8x \"%s\" = %u, 0x%x%s\n",
+                               reg, ccs_limits[i].name, val, val, str);
                }
 
                if (ccs_limits[i].flags & CCS_L_FL_SAME_REG)
@@ -222,14 +232,13 @@ static int ccs_read_all_limits(struct ccs_sensor *sensor)
                goto out_err;
        }
 
-       sensor->ccs_limits = alloc;
-
        if (CCS_LIM(sensor, SCALER_N_MIN) < 16)
                ccs_replace_limit(sensor, CCS_L_SCALER_N_MIN, 0, 16);
 
        return 0;
 
 out_err:
+       sensor->ccs_limits = NULL;
        kfree(alloc);
 
        return ret;