i801_add_mux() fills in the GPIO lookup table by manually populating an
array of gpiod_lookup structures.  Use the existing GPIO_LOOKUP() helper
macro instead, to relax a dependency on the gpiod_lookup structure's
member names.

Signed-off-by: Geert Uytterhoeven <geert+rene...@glider.be>
Cc: Jean Delvare <jdelv...@suse.com>
Cc: linux-...@vger.kernel.org
---
While this patch is a dependency for "[PATCH v6 4/8] gpiolib: Add
support for GPIO lookup by line name", it can be applied independently.
But an Acked-by would be nice, too.

Cover letter and full series at
https://lore.kernel.org/r/20200324135328.5796-1-geert+rene...@glider.be/

v6:
  - New.
---
 drivers/i2c/busses/i2c-i801.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index ca4f096fef749302..8e64a71bea684cc7 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -1444,9 +1444,9 @@ static int i801_add_mux(struct i801_priv *priv)
                return -ENOMEM;
        lookup->dev_id = "i2c-mux-gpio";
        for (i = 0; i < mux_config->n_gpios; i++) {
-               lookup->table[i].chip_label = mux_config->gpio_chip;
-               lookup->table[i].chip_hwnum = mux_config->gpios[i];
-               lookup->table[i].con_id = "mux";
+               lookup->table[i] = (struct gpiod_lookup)
+                       GPIO_LOOKUP(mux_config->gpio_chip,
+                                   mux_config->gpios[i], "mux", 0);
        }
        gpiod_add_lookup_table(lookup);
        priv->lookup = lookup;
-- 
2.17.1


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