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drm/etnaviv: add missing quirks for GC300

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[ Upstream commit cc7d3fb446a91f24978a6aa59cbb578f92e22242 ]

The GC300's features register doesn't specify that a 2D pipe is
available, and like the GC600, its idle register reports zero bits where
modules aren't present.

Signed-off-by: Doug Brown <doug@schmorgal.com>
Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Doug Brown 2022-09-10 13:29:38 -07:00 committed by Greg Kroah-Hartman
parent 4fd3a11804
commit 6cd4865bb4
1 changed files with 9 additions and 2 deletions
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11
drivers/gpu/drm/etnaviv/etnaviv_gpu.c
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@ -408,6 +408,12 @@ static void etnaviv_hw_identify(struct etnaviv_gpu *gpu)
if (gpu->identity.model == chipModel_GC700)
gpu->identity.features &= ~chipFeatures_FAST_CLEAR;
/* These models/revisions don't have the 2D pipe bit */
if ((gpu->identity.model == chipModel_GC500 &&
gpu->identity.revision <= 2) ||
gpu->identity.model == chipModel_GC300)
gpu->identity.features |= chipFeatures_PIPE_2D;
if ((gpu->identity.model == chipModel_GC500 &&
gpu->identity.revision < 2) ||
(gpu->identity.model == chipModel_GC300 &&
@ -441,8 +447,9 @@ static void etnaviv_hw_identify(struct etnaviv_gpu *gpu)
gpu_read(gpu, VIVS_HI_CHIP_MINOR_FEATURE_5);
}
/* GC600 idle register reports zero bits where modules aren't present */
if (gpu->identity.model == chipModel_GC600)
/* GC600/300 idle register reports zero bits where modules aren't present */
if (gpu->identity.model == chipModel_GC600 ||
gpu->identity.model == chipModel_GC300)
gpu->idle_mask = VIVS_HI_IDLE_STATE_TX |
VIVS_HI_IDLE_STATE_RA |
VIVS_HI_IDLE_STATE_SE |