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drm/sun4i: hdmi: Use more portable I/O helpers

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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>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20220424162633.12369-5-samuel@sholland.org
This commit is contained in:
Samuel Holland 2022-04-24 11:26:22 -05:00 committed by Maxime Ripard
parent ae5a5d26c1
commit adfda0bb86
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1 changed files with 2 additions and 2 deletions
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drivers/gpu/drm/sun4i/sun4i_hdmi_i2c.c
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@ -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,