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path: root/drivers/gpu/drm/i915/gvt/handlers.c
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Diffstat (limited to 'drivers/gpu/drm/i915/gvt/handlers.c')
-rw-r--r--drivers/gpu/drm/i915/gvt/handlers.c33
1 files changed, 27 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c
index 7a58ca555197..72afa518edd9 100644
--- a/drivers/gpu/drm/i915/gvt/handlers.c
+++ b/drivers/gpu/drm/i915/gvt/handlers.c
@@ -1296,6 +1296,19 @@ static int power_well_ctl_mmio_write(struct intel_vgpu *vgpu,
return 0;
}
+static int gen9_dbuf_ctl_mmio_write(struct intel_vgpu *vgpu,
+ unsigned int offset, void *p_data, unsigned int bytes)
+{
+ write_vreg(vgpu, offset, p_data, bytes);
+
+ if (vgpu_vreg(vgpu, offset) & DBUF_POWER_REQUEST)
+ vgpu_vreg(vgpu, offset) |= DBUF_POWER_STATE;
+ else
+ vgpu_vreg(vgpu, offset) &= ~DBUF_POWER_STATE;
+
+ return 0;
+}
+
static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu,
unsigned int offset, void *p_data, unsigned int bytes)
{
@@ -1525,9 +1538,15 @@ static int bxt_phy_ctl_family_write(struct intel_vgpu *vgpu,
u32 v = *(u32 *)p_data;
u32 data = v & COMMON_RESET_DIS ? BXT_PHY_LANE_ENABLED : 0;
- vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_A) = data;
- vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_B) = data;
- vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_C) = data;
+ switch (offset) {
+ case _PHY_CTL_FAMILY_EDP:
+ vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_A) = data;
+ break;
+ case _PHY_CTL_FAMILY_DDI:
+ vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_B) = data;
+ vgpu_vreg(vgpu, _BXT_PHY_CTL_DDI_C) = data;
+ break;
+ }
vgpu_vreg(vgpu, offset) = v;
@@ -2812,6 +2831,8 @@ static int init_skl_mmio_info(struct intel_gvt *gvt)
MMIO_DH(HSW_PWR_WELL_CTL_DRIVER(SKL_DISP_PW_MISC_IO), D_SKL_PLUS, NULL,
skl_power_well_ctl_write);
+ MMIO_DH(DBUF_CTL, D_SKL_PLUS, NULL, gen9_dbuf_ctl_mmio_write);
+
MMIO_D(_MMIO(0xa210), D_SKL_PLUS);
MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS);
@@ -2987,8 +3008,6 @@ static int init_skl_mmio_info(struct intel_gvt *gvt)
NULL, gen9_trtte_write);
MMIO_DH(_MMIO(0x4dfc), D_SKL_PLUS, NULL, gen9_trtt_chicken_write);
- MMIO_D(_MMIO(0x45008), D_SKL_PLUS);
-
MMIO_D(_MMIO(0x46430), D_SKL_PLUS);
MMIO_D(_MMIO(0x46520), D_SKL_PLUS);
@@ -3025,7 +3044,9 @@ static int init_skl_mmio_info(struct intel_gvt *gvt)
MMIO_D(_MMIO(0x44500), D_SKL_PLUS);
MMIO_DFH(GEN9_CSFE_CHICKEN1_RCS, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
- NULL, NULL);
+ NULL, NULL);
+ MMIO_DFH(GEN9_WM_CHICKEN3, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
+ NULL, NULL);
MMIO_D(_MMIO(0x4ab8), D_KBL);
MMIO_D(_MMIO(0x2248), D_KBL | D_SKL);