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Commit f24d86f1 authored by Alex Deucher's avatar Alex Deucher Committed by Dave Airlie
Browse files

drm/radeon/kms: fix resume regression for some r5xx laptops 



I had removed this when I switched the atom indirect io methods
to use the io bar rather than the mmio bar, but it appears it's
still needed.

Reported-by: default avatarMark Lord <kernel@teksavvy.com>
Signed-off-by: default avatarAlex Deucher <alexdeucher@gmail.com>
Cc: stable@kernel.org
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 791cfe26

drivers/gpu/drm/radeon/atom.c

+1 −0
Original line number Diff line number Diff line
@@ -112,6 +112,7 @@ static uint32_t atom_iio_execute(struct atom_context *ctx, int base, 
			base += 3;

			break;

		case ATOM_IIO_WRITE:

			(void)ctx->card->ioreg_read(ctx->card, CU16(base + 1));

			ctx->card->ioreg_write(ctx->card, CU16(base + 1), temp);

			base += 3;

			break;