[PATCH] drm/i915/gvt: Fix mmio handler break on BXT/APL.

Colin Xu colin.xu at intel.com
Mon Oct 12 04:51:40 UTC 2020


- Remove dup mmio handler for BXT/APL.
- Add more with F_CMD_ACCESS.

Signed-off-by: Colin Xu <colin.xu at intel.com>
---
 drivers/gpu/drm/i915/gvt/handlers.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c
index 809429a35ec2..9891501da064 100644
--- a/drivers/gpu/drm/i915/gvt/handlers.c
+++ b/drivers/gpu/drm/i915/gvt/handlers.c
@@ -3140,7 +3140,7 @@ static int init_skl_mmio_info(struct intel_gvt *gvt)
 		 NULL, NULL);
 
 	MMIO_DFH(GAMT_CHKN_BIT_REG, D_KBL | D_CFL, F_CMD_ACCESS, NULL, NULL);
-	MMIO_D(GEN9_CTX_PREEMPT_REG, D_SKL_PLUS);
+	MMIO_D(GEN9_CTX_PREEMPT_REG, D_SKL_PLUS & ~D_BXT);
 
 	return 0;
 }
@@ -3314,6 +3314,12 @@ static int init_bxt_mmio_info(struct intel_gvt *gvt)
 	MMIO_D(GEN8_PUSHBUS_SHIFT, D_BXT);
 	MMIO_D(GEN6_GFXPAUSE, D_BXT);
 	MMIO_DFH(GEN8_L3SQCREG1, D_BXT, F_CMD_ACCESS, NULL, NULL);
+	MMIO_DFH(GEN8_L3CNTLREG, D_BXT, F_CMD_ACCESS, NULL, NULL);
+	MMIO_DFH(_MMIO(0x20D8), D_BXT, F_CMD_ACCESS, NULL, NULL);
+	MMIO_F(_MMIO(0x2658), 0x40, F_CMD_ACCESS, 0, 0, D_BXT, NULL, NULL);
+	MMIO_F(_MMIO(0x12658), 0x40, F_CMD_ACCESS, 0, 0, D_BXT, NULL, NULL);
+	MMIO_F(_MMIO(0x22658), 0x40, F_CMD_ACCESS, 0, 0, D_BXT, NULL, NULL);
+	MMIO_F(_MMIO(0x2a658), 0x40, F_CMD_ACCESS, 0, 0, D_BXT, NULL, NULL);
 
 	MMIO_DFH(GEN9_CTX_PREEMPT_REG, D_BXT, F_CMD_ACCESS, NULL, NULL);
 
-- 
2.28.0



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