diff options
author | Eric Anholt <eric@anholt.net> | 2019-02-21 02:36:57 +0300 |
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committer | Eric Anholt <eric@anholt.net> | 2019-03-08 19:59:25 +0300 |
commit | a7dde1b7a5c9adf13d422240d02b812952660a35 (patch) | |
tree | 1d56ce05f44c2bb767f9a8126506a549aef9cfa8 /drivers/gpu/drm/v3d/v3d_regs.h | |
parent | d26f9c7f888d362f3ecd3ef029456b64b30a9164 (diff) | |
download | linux-a7dde1b7a5c9adf13d422240d02b812952660a35.tar.xz |
drm/v3d: Don't try to set OVRTMUOUT on V3D 4.x.
The old field is gone and the register now has a different field,
QRMAXCNT for how many TMU requests get serviced before thread switch.
We were accidentally reducing it from its default of 0x3 (4 requests)
to 0x0 (1).
v2: Skip setting the reg at all on 4.x, instead of trying to update
only the old field.
Signed-off-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20190220233658.986-2-eric@anholt.net
Reviewed-by: Dave Emett <david.emett@broadcom.com>
Diffstat (limited to 'drivers/gpu/drm/v3d/v3d_regs.h')
-rw-r--r-- | drivers/gpu/drm/v3d/v3d_regs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/v3d/v3d_regs.h b/drivers/gpu/drm/v3d/v3d_regs.h index 6ccdee9d47bd..8e88af237610 100644 --- a/drivers/gpu/drm/v3d/v3d_regs.h +++ b/drivers/gpu/drm/v3d/v3d_regs.h @@ -216,6 +216,8 @@ # define V3D_IDENT2_BCG_INT BIT(28) #define V3D_CTL_MISCCFG 0x00018 +# define V3D_CTL_MISCCFG_QRMAXCNT_MASK V3D_MASK(3, 1) +# define V3D_CTL_MISCCFG_QRMAXCNT_SHIFT 1 # define V3D_MISCCFG_OVRTMUOUT BIT(0) #define V3D_CTL_L2CACTL 0x00020 |