With this change the driver is now a signle file driver. The only remaning heder file describes the HW and can be shared with the new openchrome driver. Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx> Acked-by: Thomas Zimmermann <tzimmermann@xxxxxxx> Cc: Kevin Brace <kevinbrace@xxxxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/via/via_dri1.c | 229 +++++++++++++++++++++++++++- drivers/gpu/drm/via/via_drv.h | 265 --------------------------------- 2 files changed, 228 insertions(+), 266 deletions(-) delete mode 100644 drivers/gpu/drm/via/via_drv.h diff --git a/drivers/gpu/drm/via/via_dri1.c b/drivers/gpu/drm/via/via_dri1.c index f9285cc3e1c7..d695d9291ece 100644 --- a/drivers/gpu/drm/via/via_dri1.c +++ b/drivers/gpu/drm/via/via_dri1.c @@ -36,13 +36,240 @@ #include <drm/drm_drv.h> #include <drm/drm_file.h> +#include <drm/drm_ioctl.h> +#include <drm/drm_legacy.h> +#include <drm/drm_mm.h> #include <drm/drm_pciids.h> +#include <drm/drm_print.h> #include <drm/drm_vblank.h> #include <drm/via_drm.h> -#include "via_drv.h" #include "via_3d_reg.h" +#define DRIVER_AUTHOR "Various" + +#define DRIVER_NAME "via" +#define DRIVER_DESC "VIA Unichrome / Pro" +#define DRIVER_DATE "20070202" + +#define DRIVER_MAJOR 2 +#define DRIVER_MINOR 11 +#define DRIVER_PATCHLEVEL 1 + +typedef enum { + no_sequence = 0, + z_address, + dest_address, + tex_address +} drm_via_sequence_t; + +typedef struct { + unsigned texture; + uint32_t z_addr; + uint32_t d_addr; + uint32_t t_addr[2][10]; + uint32_t pitch[2][10]; + uint32_t height[2][10]; + uint32_t tex_level_lo[2]; + uint32_t tex_level_hi[2]; + uint32_t tex_palette_size[2]; + uint32_t tex_npot[2]; + drm_via_sequence_t unfinished; + int agp_texture; + int multitex; + struct drm_device *dev; + drm_local_map_t *map_cache; + uint32_t vertex_count; + int agp; + const uint32_t *buf_start; +} drm_via_state_t; + +#define VIA_PCI_BUF_SIZE 60000 +#define VIA_FIRE_BUF_SIZE 1024 +#define VIA_NUM_IRQS 4 + + +#define VIA_NUM_BLIT_ENGINES 2 +#define VIA_NUM_BLIT_SLOTS 8 + +struct _drm_via_descriptor; + +typedef struct _drm_via_sg_info { + struct page **pages; + unsigned long num_pages; + struct _drm_via_descriptor **desc_pages; + int num_desc_pages; + int num_desc; + enum dma_data_direction direction; + unsigned char *bounce_buffer; + dma_addr_t chain_start; + uint32_t free_on_sequence; + unsigned int descriptors_per_page; + int aborted; + enum { + dr_via_device_mapped, + dr_via_desc_pages_alloc, + dr_via_pages_locked, + dr_via_pages_alloc, + dr_via_sg_init + } state; +} drm_via_sg_info_t; + +typedef struct _drm_via_blitq { + struct drm_device *dev; + uint32_t cur_blit_handle; + uint32_t done_blit_handle; + unsigned serviced; + unsigned head; + unsigned cur; + unsigned num_free; + unsigned num_outstanding; + unsigned long end; + int aborting; + int is_active; + drm_via_sg_info_t *blits[VIA_NUM_BLIT_SLOTS]; + spinlock_t blit_lock; + wait_queue_head_t blit_queue[VIA_NUM_BLIT_SLOTS]; + wait_queue_head_t busy_queue; + struct work_struct wq; + struct timer_list poll_timer; +} drm_via_blitq_t; + +typedef struct drm_via_ring_buffer { + drm_local_map_t map; + char *virtual_start; +} drm_via_ring_buffer_t; + +typedef uint32_t maskarray_t[5]; + +typedef struct drm_via_irq { + atomic_t irq_received; + uint32_t pending_mask; + uint32_t enable_mask; + wait_queue_head_t irq_queue; +} drm_via_irq_t; + +typedef struct drm_via_private { + drm_via_sarea_t *sarea_priv; + drm_local_map_t *sarea; + drm_local_map_t *fb; + drm_local_map_t *mmio; + unsigned long agpAddr; + wait_queue_head_t decoder_queue[VIA_NR_XVMC_LOCKS]; + char *dma_ptr; + unsigned int dma_low; + unsigned int dma_high; + unsigned int dma_offset; + uint32_t dma_wrap; + volatile uint32_t *last_pause_ptr; + volatile uint32_t *hw_addr_ptr; + drm_via_ring_buffer_t ring; + ktime_t last_vblank; + int last_vblank_valid; + ktime_t nsec_per_vblank; + atomic_t vbl_received; + drm_via_state_t hc_state; + char pci_buf[VIA_PCI_BUF_SIZE]; + const uint32_t *fire_offsets[VIA_FIRE_BUF_SIZE]; + uint32_t num_fire_offsets; + int chipset; + drm_via_irq_t via_irqs[VIA_NUM_IRQS]; + unsigned num_irqs; + maskarray_t *irq_masks; + uint32_t irq_enable_mask; + uint32_t irq_pending_mask; + int *irq_map; + unsigned int idle_fault; + int vram_initialized; + struct drm_mm vram_mm; + int agp_initialized; + struct drm_mm agp_mm; + /** Mapping of userspace keys to mm objects */ + struct idr object_idr; + unsigned long vram_offset; + unsigned long agp_offset; + drm_via_blitq_t blit_queues[VIA_NUM_BLIT_ENGINES]; + uint32_t dma_diff; +} drm_via_private_t; + +struct via_file_private { + struct list_head obj_list; +}; + +enum via_family { + VIA_OTHER = 0, /* Baseline */ + VIA_PRO_GROUP_A, /* Another video engine and DMA commands */ + VIA_DX9_0 /* Same video as pro_group_a, but 3D is unsupported */ +}; + +/* VIA MMIO register access */ +static inline u32 via_read(struct drm_via_private *dev_priv, u32 reg) +{ + return readl((void __iomem *)(dev_priv->mmio->handle + reg)); +} + +static inline void via_write(struct drm_via_private *dev_priv, u32 reg, + u32 val) +{ + writel(val, (void __iomem *)(dev_priv->mmio->handle + reg)); +} + +static inline void via_write8(struct drm_via_private *dev_priv, u32 reg, + u32 val) +{ + writeb(val, (void __iomem *)(dev_priv->mmio->handle + reg)); +} + +static inline void via_write8_mask(struct drm_via_private *dev_priv, + u32 reg, u32 mask, u32 val) +{ + u32 tmp; + + tmp = readb((void __iomem *)(dev_priv->mmio->handle + reg)); + tmp = (tmp & ~mask) | (val & mask); + writeb(tmp, (void __iomem *)(dev_priv->mmio->handle + reg)); +} + +/* + * Poll in a loop waiting for 'contidition' to be true. + * Note: A direct replacement with wait_event_interruptible_timeout() + * will not work unless driver is updated to emit wake_up() + * in relevant places that can impact the 'condition' + * + * Returns: + * ret keeps current value if 'condition' becomes true + * ret = -BUSY if timeout happens + * ret = -EINTR if a signal interrupted the waiting period + */ +#define VIA_WAIT_ON( ret, queue, timeout, condition ) \ +do { \ + DECLARE_WAITQUEUE(entry, current); \ + unsigned long end = jiffies + (timeout); \ + add_wait_queue(&(queue), &entry); \ + \ + for (;;) { \ + __set_current_state(TASK_INTERRUPTIBLE); \ + if (condition) \ + break; \ + if (time_after_eq(jiffies, end)) { \ + ret = -EBUSY; \ + break; \ + } \ + schedule_timeout((HZ/100 > 1) ? HZ/100 : 1); \ + if (signal_pending(current)) { \ + ret = -EINTR; \ + break; \ + } \ + } \ + __set_current_state(TASK_RUNNING); \ + remove_wait_queue(&(queue), &entry); \ +} while (0) + +int via_do_cleanup_map(struct drm_device *dev); + +int via_dma_cleanup(struct drm_device *dev); +int via_driver_dma_quiescent(struct drm_device *dev); + #define CMDBUF_ALIGNMENT_SIZE (0x100) #define CMDBUF_ALIGNMENT_MASK (0x0ff) diff --git a/drivers/gpu/drm/via/via_drv.h b/drivers/gpu/drm/via/via_drv.h deleted file mode 100644 index 640a7701f606..000000000000 --- a/drivers/gpu/drm/via/via_drv.h +++ /dev/null @@ -1,265 +0,0 @@ -/* - * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. - * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sub license, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL - * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - */ -#ifndef _VIA_DRV_H_ -#define _VIA_DRV_H_ - -#include <linux/dma-mapping.h> -#include <linux/irqreturn.h> -#include <linux/jiffies.h> -#include <linux/sched.h> -#include <linux/sched/signal.h> -#include <linux/wait.h> - -#include <drm/drm_ioctl.h> -#include <drm/drm_legacy.h> -#include <drm/drm_mm.h> -#include <drm/via_drm.h> - -#define DRIVER_AUTHOR "Various" - -#define DRIVER_NAME "via" -#define DRIVER_DESC "VIA Unichrome / Pro" -#define DRIVER_DATE "20070202" - -#define DRIVER_MAJOR 2 -#define DRIVER_MINOR 11 -#define DRIVER_PATCHLEVEL 1 - -typedef enum { - no_sequence = 0, - z_address, - dest_address, - tex_address -} drm_via_sequence_t; - -typedef struct { - unsigned texture; - uint32_t z_addr; - uint32_t d_addr; - uint32_t t_addr[2][10]; - uint32_t pitch[2][10]; - uint32_t height[2][10]; - uint32_t tex_level_lo[2]; - uint32_t tex_level_hi[2]; - uint32_t tex_palette_size[2]; - uint32_t tex_npot[2]; - drm_via_sequence_t unfinished; - int agp_texture; - int multitex; - struct drm_device *dev; - drm_local_map_t *map_cache; - uint32_t vertex_count; - int agp; - const uint32_t *buf_start; -} drm_via_state_t; - -#define VIA_PCI_BUF_SIZE 60000 -#define VIA_FIRE_BUF_SIZE 1024 -#define VIA_NUM_IRQS 4 - - -#define VIA_NUM_BLIT_ENGINES 2 -#define VIA_NUM_BLIT_SLOTS 8 - -struct _drm_via_descriptor; - -typedef struct _drm_via_sg_info { - struct page **pages; - unsigned long num_pages; - struct _drm_via_descriptor **desc_pages; - int num_desc_pages; - int num_desc; - enum dma_data_direction direction; - unsigned char *bounce_buffer; - dma_addr_t chain_start; - uint32_t free_on_sequence; - unsigned int descriptors_per_page; - int aborted; - enum { - dr_via_device_mapped, - dr_via_desc_pages_alloc, - dr_via_pages_locked, - dr_via_pages_alloc, - dr_via_sg_init - } state; -} drm_via_sg_info_t; - -typedef struct _drm_via_blitq { - struct drm_device *dev; - uint32_t cur_blit_handle; - uint32_t done_blit_handle; - unsigned serviced; - unsigned head; - unsigned cur; - unsigned num_free; - unsigned num_outstanding; - unsigned long end; - int aborting; - int is_active; - drm_via_sg_info_t *blits[VIA_NUM_BLIT_SLOTS]; - spinlock_t blit_lock; - wait_queue_head_t blit_queue[VIA_NUM_BLIT_SLOTS]; - wait_queue_head_t busy_queue; - struct work_struct wq; - struct timer_list poll_timer; -} drm_via_blitq_t; - -typedef struct drm_via_ring_buffer { - drm_local_map_t map; - char *virtual_start; -} drm_via_ring_buffer_t; - -typedef uint32_t maskarray_t[5]; - -typedef struct drm_via_irq { - atomic_t irq_received; - uint32_t pending_mask; - uint32_t enable_mask; - wait_queue_head_t irq_queue; -} drm_via_irq_t; - -typedef struct drm_via_private { - drm_via_sarea_t *sarea_priv; - drm_local_map_t *sarea; - drm_local_map_t *fb; - drm_local_map_t *mmio; - unsigned long agpAddr; - wait_queue_head_t decoder_queue[VIA_NR_XVMC_LOCKS]; - char *dma_ptr; - unsigned int dma_low; - unsigned int dma_high; - unsigned int dma_offset; - uint32_t dma_wrap; - volatile uint32_t *last_pause_ptr; - volatile uint32_t *hw_addr_ptr; - drm_via_ring_buffer_t ring; - ktime_t last_vblank; - int last_vblank_valid; - ktime_t nsec_per_vblank; - atomic_t vbl_received; - drm_via_state_t hc_state; - char pci_buf[VIA_PCI_BUF_SIZE]; - const uint32_t *fire_offsets[VIA_FIRE_BUF_SIZE]; - uint32_t num_fire_offsets; - int chipset; - drm_via_irq_t via_irqs[VIA_NUM_IRQS]; - unsigned num_irqs; - maskarray_t *irq_masks; - uint32_t irq_enable_mask; - uint32_t irq_pending_mask; - int *irq_map; - unsigned int idle_fault; - int vram_initialized; - struct drm_mm vram_mm; - int agp_initialized; - struct drm_mm agp_mm; - /** Mapping of userspace keys to mm objects */ - struct idr object_idr; - unsigned long vram_offset; - unsigned long agp_offset; - drm_via_blitq_t blit_queues[VIA_NUM_BLIT_ENGINES]; - uint32_t dma_diff; -} drm_via_private_t; - -struct via_file_private { - struct list_head obj_list; -}; - -enum via_family { - VIA_OTHER = 0, /* Baseline */ - VIA_PRO_GROUP_A, /* Another video engine and DMA commands */ - VIA_DX9_0 /* Same video as pro_group_a, but 3D is unsupported */ -}; - -/* VIA MMIO register access */ -static inline u32 via_read(struct drm_via_private *dev_priv, u32 reg) -{ - return readl((void __iomem *)(dev_priv->mmio->handle + reg)); -} - -static inline void via_write(struct drm_via_private *dev_priv, u32 reg, - u32 val) -{ - writel(val, (void __iomem *)(dev_priv->mmio->handle + reg)); -} - -static inline void via_write8(struct drm_via_private *dev_priv, u32 reg, - u32 val) -{ - writeb(val, (void __iomem *)(dev_priv->mmio->handle + reg)); -} - -static inline void via_write8_mask(struct drm_via_private *dev_priv, - u32 reg, u32 mask, u32 val) -{ - u32 tmp; - - tmp = readb((void __iomem *)(dev_priv->mmio->handle + reg)); - tmp = (tmp & ~mask) | (val & mask); - writeb(tmp, (void __iomem *)(dev_priv->mmio->handle + reg)); -} - -/* - * Poll in a loop waiting for 'contidition' to be true. - * Note: A direct replacement with wait_event_interruptible_timeout() - * will not work unless driver is updated to emit wake_up() - * in relevant places that can impact the 'condition' - * - * Returns: - * ret keeps current value if 'condition' becomes true - * ret = -BUSY if timeout happens - * ret = -EINTR if a signal interrupted the waiting period - */ -#define VIA_WAIT_ON( ret, queue, timeout, condition ) \ -do { \ - DECLARE_WAITQUEUE(entry, current); \ - unsigned long end = jiffies + (timeout); \ - add_wait_queue(&(queue), &entry); \ - \ - for (;;) { \ - __set_current_state(TASK_INTERRUPTIBLE); \ - if (condition) \ - break; \ - if (time_after_eq(jiffies, end)) { \ - ret = -EBUSY; \ - break; \ - } \ - schedule_timeout((HZ/100 > 1) ? HZ/100 : 1); \ - if (signal_pending(current)) { \ - ret = -EINTR; \ - break; \ - } \ - } \ - __set_current_state(TASK_RUNNING); \ - remove_wait_queue(&(queue), &entry); \ -} while (0) - -extern int via_init_context(struct drm_device *dev, int context); - -extern int via_do_cleanup_map(struct drm_device *dev); - -extern int via_dma_cleanup(struct drm_device *dev); -extern int via_driver_dma_quiescent(struct drm_device *dev); - -#endif -- 2.34.1