drm/i915/pvc: Update forcewake domain for CCS register ranges
authorMatt Roper <matthew.d.roper@intel.com>
Fri, 14 Oct 2022 23:30:04 +0000 (16:30 -0700)
committerMatt Roper <matthew.d.roper@intel.com>
Tue, 18 Oct 2022 21:44:50 +0000 (14:44 -0700)
The bspec was just updated with a correction to the forcewake domain
required when accessing registers in the CCS engine ranges (0x1a000 -
0x1ffff and 0x26000 - 0x27fff) on PVC; these ranges require a wake on
the RENDER domain, not the GT domain.

Bspec: 67609
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Harish Chegondi <harish.chegondi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221014233004.1053678-1-matthew.d.roper@intel.com
drivers/gpu/drm/i915/intel_uncore.c

index c058cdc6d8a0c01675e80cbae09bf394ea81e077..2a3e2869fe710042eeb646463cc2cf6ae5820bca 100644 (file)
@@ -1682,25 +1682,27 @@ static const struct intel_forcewake_range __pvc_fw_ranges[] = {
        GEN_FW_RANGE(0x12000, 0x12fff, 0), /*
                0x12000 - 0x127ff: always on
                0x12800 - 0x12fff: reserved */
-       GEN_FW_RANGE(0x13000, 0x23fff, FORCEWAKE_GT), /*
+       GEN_FW_RANGE(0x13000, 0x19fff, FORCEWAKE_GT), /*
                0x13000 - 0x135ff: gt
                0x13600 - 0x147ff: reserved
                0x14800 - 0x153ff: gt
-               0x15400 - 0x19fff: reserved
-               0x1a000 - 0x1ffff: gt
-               0x20000 - 0x21fff: reserved
-               0x22000 - 0x23fff: gt */
+               0x15400 - 0x19fff: reserved */
+       GEN_FW_RANGE(0x1a000, 0x21fff, FORCEWAKE_RENDER), /*
+               0x1a000 - 0x1ffff: render
+               0x20000 - 0x21fff: reserved */
+       GEN_FW_RANGE(0x22000, 0x23fff, FORCEWAKE_GT),
        GEN_FW_RANGE(0x24000, 0x2417f, 0), /*
                24000 - 0x2407f: always on
                24080 - 0x2417f: reserved */
-       GEN_FW_RANGE(0x24180, 0x3ffff, FORCEWAKE_GT), /*
+       GEN_FW_RANGE(0x24180, 0x25fff, FORCEWAKE_GT), /*
                0x24180 - 0x241ff: gt
                0x24200 - 0x251ff: reserved
                0x25200 - 0x252ff: gt
-               0x25300 - 0x25fff: reserved
-               0x26000 - 0x27fff: gt
-               0x28000 - 0x2ffff: reserved
-               0x30000 - 0x3ffff: gt */
+               0x25300 - 0x25fff: reserved */
+       GEN_FW_RANGE(0x26000, 0x2ffff, FORCEWAKE_RENDER), /*
+               0x26000 - 0x27fff: render
+               0x28000 - 0x2ffff: reserved */
+       GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_GT),
        GEN_FW_RANGE(0x40000, 0x1bffff, 0),
        GEN_FW_RANGE(0x1c0000, 0x1c3fff, FORCEWAKE_MEDIA_VDBOX0), /*
                0x1c0000 - 0x1c2bff: VD0