[PATCH 4.19 192/205] drm/i915/icl: Fix the macros for DFLEXDPMLE register bits

From: Greg Kroah-Hartman
Date: Mon Nov 19 2018 - 11:39:30 EST


4.19-stable review patch. If anyone has any objections, please let me know.

------------------

From: Manasi Navare <manasi.d.navare@xxxxxxxxx>

commit e528c2affcf216b3d02b22004895cb678769629b upstream.

This patch fixes the macros used for defining the DFLEXDPMLE
register bit fields. This accounts for changes in the spec.

Fixes: a2bc69a1a9d6 ("drm/i915/icl: Add register definition for DFLEXDPMLE")
Cc: Animesh Manna <animesh.manna@xxxxxxxxx>
Cc: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
Cc: Jose Roberto de Souza <jose.souza@xxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx> # v4.19+
Signed-off-by: Manasi Navare <manasi.d.navare@xxxxxxxxx>
Reviewed-by: Josà Roberto de Souza <jose.souza@xxxxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20181023191248.26418-1-manasi.d.navare@xxxxxxxxx
(cherry picked from commit b4335ec0a3ee6229a570755f8fb95dc8a7c694f2)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
drivers/gpu/drm/i915/i915_reg.h | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -2097,8 +2097,12 @@ enum i915_power_well_id {

/* ICL PHY DFLEX registers */
#define PORT_TX_DFLEXDPMLE1 _MMIO(0x1638C0)
-#define DFLEXDPMLE1_DPMLETC_MASK(n) (0xf << (4 * (n)))
-#define DFLEXDPMLE1_DPMLETC(n, x) ((x) << (4 * (n)))
+#define DFLEXDPMLE1_DPMLETC_MASK(tc_port) (0xf << (4 * (tc_port)))
+#define DFLEXDPMLE1_DPMLETC_ML0(tc_port) (1 << (4 * (tc_port)))
+#define DFLEXDPMLE1_DPMLETC_ML1_0(tc_port) (3 << (4 * (tc_port)))
+#define DFLEXDPMLE1_DPMLETC_ML3(tc_port) (8 << (4 * (tc_port)))
+#define DFLEXDPMLE1_DPMLETC_ML3_2(tc_port) (12 << (4 * (tc_port)))
+#define DFLEXDPMLE1_DPMLETC_ML3_0(tc_port) (15 << (4 * (tc_port)))

/* BXT PHY Ref registers */
#define _PORT_REF_DW3_A 0x16218C