From 9fc5f0f8ad28405145b30fd3b905e368063ee14c Mon Sep 17 00:00:00 2001 From: Tomas Winkler Date: Mon, 23 Jul 2018 13:21:22 +0300 Subject: mei: cleanup slots to data conversions Cleanup conversions between slots and data. Define MEI_SLOT_SIZE instead of using 4 or sizeof(u32) across the source code. Signed-off-by: Tomas Winkler Signed-off-by: Greg Kroah-Hartman --- drivers/misc/mei/hw-me.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers/misc/mei/hw-me.c') diff --git a/drivers/misc/mei/hw-me.c b/drivers/misc/mei/hw-me.c index 5bbea13ab171..016b7c956f18 100644 --- a/drivers/misc/mei/hw-me.c +++ b/drivers/misc/mei/hw-me.c @@ -511,7 +511,7 @@ static int mei_me_hbuf_empty_slots(struct mei_device *dev) */ static size_t mei_me_hbuf_max_len(const struct mei_device *dev) { - return dev->hbuf_depth * sizeof(u32) - sizeof(struct mei_msg_hdr); + return mei_slots2data(dev->hbuf_depth) - sizeof(struct mei_msg_hdr); } @@ -549,7 +549,7 @@ static int mei_me_hbuf_write(struct mei_device *dev, mei_me_hcbww_write(dev, *((u32 *) header)); - for (i = 0; i < length / 4; i++) + for (i = 0; i < length / MEI_SLOT_SIZE; i++) mei_me_hcbww_write(dev, reg_buf[i]); rem = length & 0x3; @@ -604,11 +604,11 @@ static int mei_me_count_full_read_slots(struct mei_device *dev) * Return: always 0 */ static int mei_me_read_slots(struct mei_device *dev, unsigned char *buffer, - unsigned long buffer_length) + unsigned long buffer_length) { u32 *reg_buf = (u32 *)buffer; - for (; buffer_length >= sizeof(u32); buffer_length -= sizeof(u32)) + for (; buffer_length >= MEI_SLOT_SIZE; buffer_length -= MEI_SLOT_SIZE) *reg_buf++ = mei_me_mecbrw_read(dev); if (buffer_length > 0) { -- cgit v1.2.3