Unverified Commit adfda0bb authored by Samuel Holland's avatar Samuel Holland Committed by Maxime Ripard
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drm/sun4i: hdmi: Use more portable I/O helpers 



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: default avatarkernel test robot <lkp@intel.com>
Signed-off-by: default avatarSamuel Holland <samuel@sholland.org>
Reviewed-by: default avatarJernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: default avatarMaxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20220424162633.12369-5-samuel@sholland.org
parent ae5a5d26

drivers/gpu/drm/sun4i/sun4i_hdmi_i2c.c

+2 −2
Original line number Diff line number Diff line
@@ -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,