From: Samuel Holland Date: Sun, 24 Apr 2022 16:26:22 +0000 (-0500) Subject: drm/sun4i: hdmi: Use more portable I/O helpers X-Git-Tag: v5.19-rc1~153^2~15^2~20 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=adfda0bb86183ac3b5bb0c76813bfca0fe6d5166;p=thirdparty%2Fkernel%2Flinux.git 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: kernel test robot Signed-off-by: Samuel Holland Reviewed-by: Jernej Skrabec Signed-off-by: Maxime Ripard Link: https://patchwork.freedesktop.org/patch/msgid/20220424162633.12369-5-samuel@sholland.org --- diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_i2c.c b/drivers/gpu/drm/sun4i/sun4i_hdmi_i2c.c index b66fa27fe6ea8..c7d7e9fff91c4 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,