~lkcamp/patches

staging: fbtft: Changed calls to udelays() functions for usleep_range() v1 PROPOSED

Fabio: 1
 staging: fbtft: Changed calls to udelays() functions for usleep_range()

 1 files changed, 2 insertions(+), 2 deletions(-)
Export patchset (mbox)
How do I use this?

Copy & paste the following snippet into your terminal to import this patchset into git:

curl -s https://lists.sr.ht/~lkcamp/patches/patches/55157/mbox | git am -3
Learn more about email & git

[PATCH] staging: fbtft: Changed calls to udelays() functions for usleep_range() Export this patch

Replaced two lines of calling  udelays by usleep_range() functions, adding
more efficiency due to the need of long-lasting delays of more than 10us.

Signed-off-by: Fabio <joakobar2000@gmail.com>
---
 drivers/staging/fbtft/fb_ra8875.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/fbtft/fb_ra8875.c b/drivers/staging/fbtft/fb_ra8875.c
index 0ab1de6647d0..edd467c6bf1a 100644
--- a/drivers/staging/fbtft/fb_ra8875.c
+++ b/drivers/staging/fbtft/fb_ra8875.c
@@ -210,7 +210,7 @@ static void write_reg8_bus8(struct fbtft_par *par, int len, ...)
	}
	len--;

	udelay(100);
	usleep_range(100, 150);

	if (len) {
		buf = (u8 *)par->buf;
@@ -231,7 +231,7 @@ static void write_reg8_bus8(struct fbtft_par *par, int len, ...)

	/* restore user spi-speed */
	par->fbtftops.write = fbtft_write_spi;
	udelay(100);
	usleep_range(100, 150);
}

static int write_vmem16_bus8(struct fbtft_par *par, size_t offset, size_t len)
-- 
2.34.1
Hi Fabio,