From 351a52a2414d2b104269755c86b476863c248034 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 30 Jun 2010 11:52:50 -0400 Subject: drm/radeon/kms: add ioport register access MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This is required for the NB_MISC regs on rs780/rs880 which means HDMI/DVI/DP ports using PCIEPHY won't work without it. It might also help with s/r (asic init) issues on other atombios cards. Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=28774 and similar issues reported by Alberto Milone. [airlied: Squash io fix patch] Signed-off-by: Alex Deucher Tested-by: Rafał Miłecki Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/atom.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/gpu/drm/radeon/atom.c') diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c index bded8704326e..8e421f644a54 100644 --- a/drivers/gpu/drm/radeon/atom.c +++ b/drivers/gpu/drm/radeon/atom.c @@ -108,12 +108,11 @@ static uint32_t atom_iio_execute(struct atom_context *ctx, int base, base++; break; case ATOM_IIO_READ: - temp = ctx->card->reg_read(ctx->card, CU16(base + 1)); + temp = ctx->card->ioreg_read(ctx->card, CU16(base + 1)); base += 3; break; case ATOM_IIO_WRITE: - (void)ctx->card->reg_read(ctx->card, CU16(base + 1)); - ctx->card->reg_write(ctx->card, CU16(base + 1), temp); + ctx->card->ioreg_write(ctx->card, CU16(base + 1), temp); base += 3; break; case ATOM_IIO_CLEAR: -- cgit