Dne nedelja, 24. april 2022 ob 18:26:22 CEST je Samuel Holland napisal(a):
readsb/writesb are unavailable on some architectures. In preparation for removing the Kconfig architecture dependency, switch to the equivalent but more portable ioread/write8_rep helpers.
Reported-by: kernel test robot lkp@intel.com Signed-off-by: Samuel Holland samuel@sholland.org
Reviewed-by: Jernej Skrabec jernej.skrabec@gmail.com
Best regards, Jernej Skrabec
(no changes since v2)
Changes in v2:
- New patch: I/O helper portability
drivers/gpu/drm/sun4i/sun4i_hdmi_i2c.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_i2c.c b/drivers/gpu/drm/sun4i/
sun4i_hdmi_i2c.c
index b66fa27fe6ea..c7d7e9fff91c 100644 --- a/drivers/gpu/drm/sun4i/sun4i_hdmi_i2c.c +++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_i2c.c @@ -56,9 +56,9 @@ static int fifo_transfer(struct sun4i_hdmi *hdmi, u8 *buf,
int len, bool read)
return -EIO;if (read)
readsb(hdmi->base + hdmi->variant->ddc_fifo_reg, buf,
len);
ioread8_rep(hdmi->base + hdmi->variant->ddc_fifo_reg,
buf, len);
else
writesb(hdmi->base + hdmi->variant->ddc_fifo_reg, buf,
len);
iowrite8_rep(hdmi->base + hdmi->variant->ddc_fifo_reg,
buf, len);
/* Clear FIFO request bit by forcing a write to that bit */ regmap_field_force_write(hdmi->field_ddc_int_status, -- 2.35.1