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drm/i915/cnl: Fix the CURSOR_COEFF_MASK used in DDI Vswing Programming

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The Cursor Coeff is lower 6 bits in the PORT_TX_DW4 register
and hence the CURSOR_COEFF_MASK should be (0x3F << 0)

Fixes: 04416108cc ("drm/i915/cnl: Add registers related to voltage
swing sequences.")
Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1498785241-21138-1-git-send-email-manasi.d.navare@intel.com
This commit is contained in:
Navare, Manasi D 2017-06-29 18:14:01 -07:00 committed by Rodrigo Vivi
parent 98eed3d1ad
commit fcace3b9b7
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/i915_reg.h
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@ -1802,7 +1802,7 @@ enum skl_disp_power_wells {
#define POST_CURSOR_2(x) ((x) << 6)
#define POST_CURSOR_2_MASK (0x3F << 6)
#define CURSOR_COEFF(x) ((x) << 0)
#define CURSOR_COEFF_MASK (0x3F << 6)
#define CURSOR_COEFF_MASK (0x3F << 0)
#define _CNL_PORT_TX_DW5_GRP_AE 0x162354
#define _CNL_PORT_TX_DW5_GRP_B 0x1623D4