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Date: Mon, 16 Mar 2015 15:10:17 +0100 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Alex Deucher <alexander.deucher@....com> Subject: [PATCH 3.10 60/62] drm/radeon: fix 1 RB harvest config setup for TN/RL 3.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Deucher <alexander.deucher@....com> commit dbfb00c3e7e18439f2ebf67fe99bf7a50b5bae1e upstream. The logic was reversed from what the hw actually exposed. Fixes graphics corruption in certain harvest configurations. Signed-off-by: Alex Deucher <alexander.deucher@....com> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- drivers/gpu/drm/radeon/ni.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -930,12 +930,12 @@ static void cayman_gpu_init(struct radeo 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; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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