GCC 4.4 can't cope with anonymous union initializers which seems to be a
bug in that version (see the Reference) and is fixed since GCC version
4.6. A workaround which is also used elsewhere in the kernel for the
same purpose is to wrap the initialization in curly braces, so do the
same here.

Fixes: b5565a2efc12 ("drm/i915/bxt, glk: Give a proper name to the power well 
struct phy field")
Reference: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10676
Reported-by: Fengguang Wu <fengguang...@intel.com>
Cc: Arkadiusz Hiler <arkadiusz.hi...@intel.com>
Signed-off-by: Imre Deak <imre.d...@intel.com>
---
 drivers/gpu/drm/i915/intel_runtime_pm.c | 78 +++++++++++++++++++++++----------
 1 file changed, 54 insertions(+), 24 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c 
b/drivers/gpu/drm/i915/intel_runtime_pm.c
index e77e84a6fd2f..6e0c9d99bf0a 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -1920,7 +1920,9 @@ static struct i915_power_well hsw_power_wells[] = {
                .domains = HSW_DISPLAY_POWER_DOMAINS,
                .ops = &hsw_power_well_ops,
                .id = HSW_DISP_PW_GLOBAL,
-               .hsw.has_vga = true,
+               {
+                       .hsw.has_vga = true,
+               },
        },
 };
 
@@ -1937,8 +1939,10 @@ static struct i915_power_well bdw_power_wells[] = {
                .domains = BDW_DISPLAY_POWER_DOMAINS,
                .ops = &hsw_power_well_ops,
                .id = HSW_DISP_PW_GLOBAL,
-               .hsw.irq_pipe_mask = BIT(PIPE_B) | BIT(PIPE_C),
-               .hsw.has_vga = true,
+               {
+                       .hsw.irq_pipe_mask = BIT(PIPE_B) | BIT(PIPE_C),
+                       .hsw.has_vga = true,
+               },
        },
 };
 
@@ -2080,7 +2084,9 @@ static struct i915_power_well skl_power_wells[] = {
                .domains = 0,
                .ops = &hsw_power_well_ops,
                .id = SKL_DISP_PW_1,
-               .hsw.has_fuses = true,
+               {
+                       .hsw.has_fuses = true,
+               },
        },
        {
                .name = "MISC IO power well",
@@ -2100,9 +2106,11 @@ static struct i915_power_well skl_power_wells[] = {
                .domains = SKL_DISPLAY_POWERWELL_2_POWER_DOMAINS,
                .ops = &hsw_power_well_ops,
                .id = SKL_DISP_PW_2,
-               .hsw.irq_pipe_mask = BIT(PIPE_B) | BIT(PIPE_C),
-               .hsw.has_vga = true,
-               .hsw.has_fuses = true,
+               {
+                       .hsw.irq_pipe_mask = BIT(PIPE_B) | BIT(PIPE_C),
+                       .hsw.has_vga = true,
+                       .hsw.has_fuses = true,
+               },
        },
        {
                .name = "DDI A/E IO power well",
@@ -2143,7 +2151,9 @@ static struct i915_power_well bxt_power_wells[] = {
                .domains = 0,
                .ops = &hsw_power_well_ops,
                .id = SKL_DISP_PW_1,
-               .hsw.has_fuses = true,
+               {
+                       .hsw.has_fuses = true,
+               },
        },
        {
                .name = "DC off",
@@ -2156,23 +2166,29 @@ static struct i915_power_well bxt_power_wells[] = {
                .domains = BXT_DISPLAY_POWERWELL_2_POWER_DOMAINS,
                .ops = &hsw_power_well_ops,
                .id = SKL_DISP_PW_2,
-               .hsw.irq_pipe_mask = BIT(PIPE_B) | BIT(PIPE_C),
-               .hsw.has_vga = true,
-               .hsw.has_fuses = true,
+               {
+                       .hsw.irq_pipe_mask = BIT(PIPE_B) | BIT(PIPE_C),
+                       .hsw.has_vga = true,
+                       .hsw.has_fuses = true,
+               },
        },
        {
                .name = "dpio-common-a",
                .domains = BXT_DPIO_CMN_A_POWER_DOMAINS,
                .ops = &bxt_dpio_cmn_power_well_ops,
                .id = BXT_DPIO_CMN_A,
-               .bxt.phy = DPIO_PHY1,
+               {
+                       .bxt.phy = DPIO_PHY1,
+               },
        },
        {
                .name = "dpio-common-bc",
                .domains = BXT_DPIO_CMN_BC_POWER_DOMAINS,
                .ops = &bxt_dpio_cmn_power_well_ops,
                .id = BXT_DPIO_CMN_BC,
-               .bxt.phy = DPIO_PHY0,
+               {
+                       .bxt.phy = DPIO_PHY0,
+               },
        },
 };
 
@@ -2190,7 +2206,9 @@ static struct i915_power_well glk_power_wells[] = {
                .domains = 0,
                .ops = &hsw_power_well_ops,
                .id = SKL_DISP_PW_1,
-               .hsw.has_fuses = true,
+               {
+                       .hsw.has_fuses = true,
+               },
        },
        {
                .name = "DC off",
@@ -2203,30 +2221,38 @@ static struct i915_power_well glk_power_wells[] = {
                .domains = GLK_DISPLAY_POWERWELL_2_POWER_DOMAINS,
                .ops = &hsw_power_well_ops,
                .id = SKL_DISP_PW_2,
-               .hsw.irq_pipe_mask = BIT(PIPE_B) | BIT(PIPE_C),
-               .hsw.has_vga = true,
-               .hsw.has_fuses = true,
+               {
+                       .hsw.irq_pipe_mask = BIT(PIPE_B) | BIT(PIPE_C),
+                       .hsw.has_vga = true,
+                       .hsw.has_fuses = true,
+               },
        },
        {
                .name = "dpio-common-a",
                .domains = GLK_DPIO_CMN_A_POWER_DOMAINS,
                .ops = &bxt_dpio_cmn_power_well_ops,
                .id = BXT_DPIO_CMN_A,
-               .bxt.phy = DPIO_PHY1,
+               {
+                       .bxt.phy = DPIO_PHY1,
+               },
        },
        {
                .name = "dpio-common-b",
                .domains = GLK_DPIO_CMN_B_POWER_DOMAINS,
                .ops = &bxt_dpio_cmn_power_well_ops,
                .id = BXT_DPIO_CMN_BC,
-               .bxt.phy = DPIO_PHY0,
+               {
+                       .bxt.phy = DPIO_PHY0,
+               },
        },
        {
                .name = "dpio-common-c",
                .domains = GLK_DPIO_CMN_C_POWER_DOMAINS,
                .ops = &bxt_dpio_cmn_power_well_ops,
                .id = GLK_DPIO_CMN_C,
-               .bxt.phy = DPIO_PHY2,
+               {
+                       .bxt.phy = DPIO_PHY2,
+               },
        },
        {
                .name = "AUX A",
@@ -2280,7 +2306,9 @@ static struct i915_power_well cnl_power_wells[] = {
                .domains = 0,
                .ops = &hsw_power_well_ops,
                .id = SKL_DISP_PW_1,
-               .hsw.has_fuses = true,
+               {
+                       .hsw.has_fuses = true,
+               },
        },
        {
                .name = "AUX A",
@@ -2317,9 +2345,11 @@ static struct i915_power_well cnl_power_wells[] = {
                .domains = CNL_DISPLAY_POWERWELL_2_POWER_DOMAINS,
                .ops = &hsw_power_well_ops,
                .id = SKL_DISP_PW_2,
-               .hsw.irq_pipe_mask = BIT(PIPE_B) | BIT(PIPE_C),
-               .hsw.has_vga = true,
-               .hsw.has_fuses = true,
+               {
+                       .hsw.irq_pipe_mask = BIT(PIPE_B) | BIT(PIPE_C),
+                       .hsw.has_vga = true,
+                       .hsw.has_fuses = true,
+               },
        },
        {
                .name = "DDI A IO power well",
-- 
2.13.2

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