diff options
Diffstat (limited to 'drivers/gpu/drm/qxl/qxl_kms.c')
| -rw-r--r-- | drivers/gpu/drm/qxl/qxl_kms.c | 83 |
1 files changed, 32 insertions, 51 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_kms.c b/drivers/gpu/drm/qxl/qxl_kms.c index 15238a413f9d..bee61fa2c9bc 100644 --- a/drivers/gpu/drm/qxl/qxl_kms.c +++ b/drivers/gpu/drm/qxl/qxl_kms.c @@ -26,7 +26,7 @@ #include "qxl_drv.h" #include "qxl_object.h" -#include <drm/drm_crtc_helper.h> +#include <drm/drm_probe_helper.h> #include <linux/io-mapping.h> int qxl_log_level; @@ -53,40 +53,47 @@ 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) +static void setup_hw_slot(struct qxl_device *qdev, 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); + qdev->ram_header->mem_slot.mem_end = slot->start_phys_addr + slot->size; + qxl_io_memslot_add(qdev, qdev->rom->slots_start + 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) +static void setup_slot(struct qxl_device *qdev, + struct qxl_memslot *slot, + unsigned int slot_index, + const char *slot_name, + unsigned long start_phys_addr, + unsigned long size) { uint64_t high_bits; - struct qxl_memslot *slot; - uint8_t slot_index; - slot_index = qdev->rom->slots_start + slot_index_offset; - slot = &qdev->mem_slots[slot_index]; + slot->index = slot_index; + slot->name = slot_name; slot->start_phys_addr = start_phys_addr; - slot->end_phys_addr = end_phys_addr; + slot->size = size; - setup_hw_slot(qdev, slot_index, slot); + setup_hw_slot(qdev, slot); slot->generation = qdev->rom->slot_generation; - high_bits = slot_index << qdev->slot_gen_bits; + high_bits = (qdev->rom->slots_start + slot->index) + << qdev->rom->slot_gen_bits; high_bits |= slot->generation; - high_bits <<= (64 - (qdev->slot_gen_bits + qdev->slot_id_bits)); + high_bits <<= (64 - (qdev->rom->slot_gen_bits + qdev->rom->slot_id_bits)); slot->high_bits = high_bits; - return slot_index; + + DRM_INFO("slot %d (%s): base 0x%08lx, size 0x%08lx, gpu_offset 0x%lx\n", + slot->index, slot->name, + (unsigned long)slot->start_phys_addr, + (unsigned long)slot->size, + (unsigned long)slot->gpu_offset); } 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]); + setup_hw_slot(qdev, &qdev->main_slot); + setup_hw_slot(qdev, &qdev->surfaces_slot); } static void qxl_gc_work(struct work_struct *work) @@ -229,23 +236,6 @@ int qxl_device_init(struct qxl_device *qdev, r = -ENOMEM; goto cursor_ring_free; } - /* TODO - slot initialization should happen on reset. where is our - * reset handler? */ - qdev->n_mem_slots = qdev->rom->slots_end; - qdev->slot_gen_bits = qdev->rom->slot_gen_bits; - qdev->slot_id_bits = qdev->rom->slot_id_bits; - qdev->va_slot_mask = - (~(uint64_t)0) >> (qdev->slot_id_bits + qdev->slot_gen_bits); - - qdev->mem_slots = - kmalloc_array(qdev->n_mem_slots, sizeof(struct qxl_memslot), - GFP_KERNEL); - - if (!qdev->mem_slots) { - DRM_ERROR("Unable to alloc mem slots\n"); - r = -ENOMEM; - goto release_ring_free; - } idr_init(&qdev->release_idr); spin_lock_init(&qdev->release_idr_lock); @@ -264,33 +254,24 @@ int qxl_device_init(struct qxl_device *qdev, r = qxl_irq_init(qdev); if (r) { DRM_ERROR("Unable to init qxl irq\n"); - goto mem_slots_free; + goto release_ring_free; } /* * Note that virtual is surface0. We rely on the single ioremap done * before. */ - qdev->main_mem_slot = setup_slot(qdev, 0, - (unsigned long)qdev->vram_base, - (unsigned long)qdev->vram_base + qdev->rom->ram_header_offset); - qdev->surfaces_mem_slot = setup_slot(qdev, 1, - (unsigned long)qdev->surfaceram_base, - (unsigned long)qdev->surfaceram_base + qdev->surfaceram_size); - DRM_INFO("main mem slot %d [%lx,%x]\n", - qdev->main_mem_slot, - (unsigned long)qdev->vram_base, qdev->rom->ram_header_offset); - DRM_INFO("surface mem slot %d [%lx,%lx]\n", - qdev->surfaces_mem_slot, - (unsigned long)qdev->surfaceram_base, - (unsigned long)qdev->surfaceram_size); + setup_slot(qdev, &qdev->main_slot, 0, "main", + (unsigned long)qdev->vram_base, + (unsigned long)qdev->rom->ram_header_offset); + setup_slot(qdev, &qdev->surfaces_slot, 1, "surfaces", + (unsigned long)qdev->surfaceram_base, + (unsigned long)qdev->surfaceram_size); INIT_WORK(&qdev->gc_work, qxl_gc_work); return 0; -mem_slots_free: - kfree(qdev->mem_slots); release_ring_free: qxl_ring_free(qdev->release_ring); cursor_ring_free: |