Commit c379b897 authored Jun 29, 2017 by Navare, Manasi D Committed by Jani Nikula Jul 03, 2017

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



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

Fixes: 04416108 ("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



(cherry picked from commit fcace3b9)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>

parent 23477289

drivers/gpu/drm/i915/i915_reg.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -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