From c9fdda2a2b7a8875db3eebd89e428aa760afb897 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Thu, 4 Jul 2013 14:57:58 +1000 Subject: [PATCH] qxl: prepare memslot code for suspend/resume this splits out initing the hw memslots from the guest info, and creates an entrypoint for s/r to use. Signed-off-by: Dave Airlie --- drivers/gpu/drm/qxl/qxl_drv.h | 2 ++ drivers/gpu/drm/qxl/qxl_kms.c | 21 +++++++++++++++++---- 2 files changed, 19 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h index 6a92925..056330e 100644 --- a/drivers/gpu/drm/qxl/qxl_drv.h +++ b/drivers/gpu/drm/qxl/qxl_drv.h @@ -331,6 +331,8 @@ void qxl_modeset_fini(struct qxl_device *qdev); int qxl_bo_init(struct qxl_device *qdev); void qxl_bo_fini(struct qxl_device *qdev); +void qxl_reinit_memslots(struct qxl_device *qdev); + struct qxl_ring *qxl_ring_create(struct qxl_ring_header *header, int element_size, int n_elements, diff --git a/drivers/gpu/drm/qxl/qxl_kms.c b/drivers/gpu/drm/qxl/qxl_kms.c index e27ce2a..2c6f921 100644 --- a/drivers/gpu/drm/qxl/qxl_kms.c +++ b/drivers/gpu/drm/qxl/qxl_kms.c @@ -72,21 +72,28 @@ static bool qxl_check_device(struct qxl_device *qdev) return true; } +static void setup_hw_slot(struct qxl_device *qdev, int slot_index, + struct qxl_memslot *slot) +{ + qdev->ram_header->mem_slot.mem_start = slot->start_phys_addr; + qdev->ram_header->mem_slot.mem_end = slot->end_phys_addr; + qxl_io_memslot_add(qdev, slot_index); +} + static uint8_t setup_slot(struct qxl_device *qdev, uint8_t slot_index_offset, unsigned long start_phys_addr, unsigned long end_phys_addr) { uint64_t high_bits; struct qxl_memslot *slot; uint8_t slot_index; - struct qxl_ram_header *ram_header = qdev->ram_header; slot_index = qdev->rom->slots_start + slot_index_offset; slot = &qdev->mem_slots[slot_index]; slot->start_phys_addr = start_phys_addr; slot->end_phys_addr = end_phys_addr; - ram_header->mem_slot.mem_start = slot->start_phys_addr; - ram_header->mem_slot.mem_end = slot->end_phys_addr; - qxl_io_memslot_add(qdev, slot_index); + + setup_hw_slot(qdev, slot_index, slot); + slot->generation = qdev->rom->slot_generation; high_bits = slot_index << qdev->slot_gen_bits; high_bits |= slot->generation; @@ -95,6 +102,12 @@ static uint8_t setup_slot(struct qxl_device *qdev, uint8_t slot_index_offset, return slot_index; } +void qxl_reinit_memslots(struct qxl_device *qdev) +{ + setup_hw_slot(qdev, qdev->main_mem_slot, &qdev->mem_slots[qdev->main_mem_slot]); + setup_hw_slot(qdev, qdev->surfaces_mem_slot, &qdev->mem_slots[qdev->surfaces_mem_slot]); +} + static void qxl_gc_work(struct work_struct *work) { struct qxl_device *qdev = container_of(work, struct qxl_device, gc_work); -- 2.7.4