drm/radeon: Fix rs400_gpu_init for ATI mobility radeon Xpress 200M

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commit 29ffeb73b2 upstream.

num_gb_pipes was set to a wrong value using r420_pipe_config

This have lead to HyperZ glitches on fast Z clearing.

Closes: https://bugs.freedesktop.org/show_bug.cgi?id=110897
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Richard Thier <u9vata@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 044e59a85c)
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Richard Thier 2019-06-17 23:46:27 +02:00 • committed by Greg Kroah-Hartman

parent 3e31371dff

commit 4ca67d51d9

3 changed files with 19 additions and 3 deletions

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3

drivers/gpu/drm/radeon/r300.c

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1

drivers/gpu/drm/radeon/radeon_asic.h

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18

drivers/gpu/drm/radeon/rs400.c

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