diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_mmio.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_mmio.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/drivers/gpu/drm/xe/xe_mmio.c b/drivers/gpu/drm/xe/xe_mmio.c index 7357458bc0d2..e4db8d58ea2d 100644 --- a/drivers/gpu/drm/xe/xe_mmio.c +++ b/drivers/gpu/drm/xe/xe_mmio.c @@ -22,6 +22,9 @@ #include "xe_macros.h" #include "xe_sriov.h" #include "xe_trace.h" +#include "xe_wa.h" + +#include "generated/xe_device_wa_oob.h" static void tiles_fini(void *arg) { @@ -55,6 +58,7 @@ static void tiles_fini(void *arg) static void mmio_multi_tile_setup(struct xe_device *xe, size_t tile_mmio_size) { struct xe_tile *tile; + struct xe_gt *gt; u8 id; /* @@ -67,7 +71,7 @@ static void mmio_multi_tile_setup(struct xe_device *xe, size_t tile_mmio_size) /* Possibly override number of tile based on configuration register */ if (!xe->info.skip_mtcfg) { struct xe_mmio *mmio = xe_root_tile_mmio(xe); - u8 tile_count; + u8 tile_count, gt_count; u32 mtcfg; /* @@ -84,12 +88,15 @@ static void mmio_multi_tile_setup(struct xe_device *xe, size_t tile_mmio_size) xe->info.tile_count = tile_count; /* - * FIXME: Needs some work for standalone media, but - * should be impossible with multi-tile for now: - * multi-tile platform with standalone media doesn't - * exist + * We've already setup gt_count according to the full + * tile count. Re-calculate it to only include the GTs + * that belong to the remaining tile(s). */ - xe->info.gt_count = xe->info.tile_count; + gt_count = 0; + for_each_gt(gt, xe, id) + if (gt->info.id < tile_count * xe->info.max_gt_per_tile) + gt_count++; + xe->info.gt_count = gt_count; } } @@ -163,7 +170,7 @@ static void mmio_flush_pending_writes(struct xe_mmio *mmio) #define DUMMY_REG_OFFSET 0x130030 int i; - if (mmio->tile->xe->info.platform != XE_LUNARLAKE) + if (!XE_DEVICE_WA(mmio->tile->xe, 15015404425)) return; /* 4 dummy writes */ @@ -176,7 +183,6 @@ u8 xe_mmio_read8(struct xe_mmio *mmio, struct xe_reg reg) u32 addr = xe_mmio_adjusted_addr(mmio, reg.addr); u8 val; - /* Wa_15015404425 */ mmio_flush_pending_writes(mmio); val = readb(mmio->regs + addr); @@ -190,7 +196,6 @@ u16 xe_mmio_read16(struct xe_mmio *mmio, struct xe_reg reg) u32 addr = xe_mmio_adjusted_addr(mmio, reg.addr); u16 val; - /* Wa_15015404425 */ mmio_flush_pending_writes(mmio); val = readw(mmio->regs + addr); @@ -217,7 +222,6 @@ u32 xe_mmio_read32(struct xe_mmio *mmio, struct xe_reg reg) u32 addr = xe_mmio_adjusted_addr(mmio, reg.addr); u32 val; - /* Wa_15015404425 */ mmio_flush_pending_writes(mmio); if (!reg.vf && IS_SRIOV_VF(mmio->tile->xe)) |