clk: bcm: rpi: Show clock id limit in error case

The clock id limit will be extended in the future, so it would be
helpful to see the actual clock id limit in case the firmware
response has been rejected.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Link: https://lore.kernel.org/r/20220713154953.3336-4-stefan.wahren@i2se.com
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Ivan T. Ivanov <iivanov@suse.de>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

diff --git a/drivers/clk/bcm/clk-raspberrypi.c b/drivers/clk/bcm/clk-raspberrypi.c
index 4df921d..876b37b 100644 (file)
--- a/drivers/clk/bcm/clk-raspberrypi.c
+++ b/drivers/clk/bcm/clk-raspberrypi.c
@@ -365,7 +365,8 @@ static int raspberrypi_discover_clocks(struct raspberrypi_clk *rpi,
                struct raspberrypi_clk_variant *variant;
 
                if (clks->id > RPI_FIRMWARE_NUM_CLK_ID) {
-                       dev_err(rpi->dev, "Unknown clock id: %u\n", clks->id);
+                       dev_err(rpi->dev, "Unknown clock id: %u (max: %u)\n",
+                                          clks->id, RPI_FIRMWARE_NUM_CLK_ID);
                        return -EINVAL;
                }