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Commit dbfb00c3 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/radeon: fix 1 RB harvest config setup for TN/RL 



The logic was reversed from what the hw actually exposed.
Fixes graphics corruption in certain harvest configurations.

Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent acc1522a

drivers/gpu/drm/radeon/ni.c

+4 −4
Original line number Diff line number Diff line
@@ -1088,12 +1088,12 @@ static void cayman_gpu_init(struct radeon_device *rdev) 


	if ((rdev->config.cayman.max_backends_per_se == 1) &&

	    (rdev->flags & RADEON_IS_IGP)) {

		if ((disabled_rb_mask & 3) == 1) {

			/* RB0 disabled, RB1 enabled */

			tmp = 0x11111111;

		} else {

		if ((disabled_rb_mask & 3) == 2) {

			/* RB1 disabled, RB0 enabled */

			tmp = 0x00000000;

		} else {

			/* RB0 disabled, RB1 enabled */

			tmp = 0x11111111;

		}

	} else {

		tmp = gb_addr_config & NUM_PIPES_MASK;