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Commit 4ec4a67a authored by Stefan Richter's avatar Stefan Richter
Browse files

firewire: use clamp and min3 macros 



Use kernel.h's convenience macros.  Also omit a printk that should never
happen and won't matter much if it ever happened.

Signed-off-by: default avatarStefan Richter <stefanr@s5r6.in-berlin.de>
parent b810e4ae

drivers/firewire/core-transaction.c

+2 −2
Original line number Diff line number Diff line
@@ -1046,8 +1046,8 @@ static void update_split_timeout(struct fw_card *card) 


	cycles = card->split_timeout_hi * 8000 + (card->split_timeout_lo >> 19);



	cycles = max(cycles, 800u); /* minimum as per the spec */

	cycles = min(cycles, 3u * 8000u); /* maximum OHCI timeout */

	/* minimum per IEEE 1394, maximum which doesn't overflow OHCI */

	cycles = clamp(cycles, 800u, 3u * 8000u);



	card->split_timeout_cycles = cycles;

	card->split_timeout_jiffies = DIV_ROUND_UP(cycles * HZ, 8000);

drivers/firewire/net.c

+1 −5
Original line number Diff line number Diff line
@@ -502,11 +502,7 @@ static struct fwnet_peer *fwnet_peer_find_by_node_id(struct fwnet_device *dev, 
static unsigned fwnet_max_payload(unsigned max_rec, unsigned speed)

{

	max_rec = min(max_rec, speed + 8);

	max_rec = min(max_rec, 0xbU); /* <= 4096 */

	if (max_rec < 8) {

		fw_notify("max_rec %x out of range\n", max_rec);

		max_rec = 8;

	}

	max_rec = clamp(max_rec, 8U, 11U); /* 512...4096 */



	return (1 << (max_rec + 1)) - RFC2374_FRAG_HDR_SIZE;

}

drivers/firewire/sbp2.c

+2 −2
Original line number Diff line number Diff line
@@ -1164,8 +1164,8 @@ static int sbp2_probe(struct device *dev) 
	 * specifies the max payload size as 2 ^ (max_payload + 2), so

	 * if we set this to max_speed + 7, we get the right value.

	 */

	tgt->max_payload = min(device->max_speed + 7, 10U);

	tgt->max_payload = min(tgt->max_payload, device->card->max_receive - 1);

	tgt->max_payload = min3(device->max_speed + 7, 10U,

				device->card->max_receive - 1);



	/* Do the login in a workqueue so we can easily reschedule retries. */

	list_for_each_entry(lu, &tgt->lu_list, link)