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2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/gpu/drm/etnaviv/etnaviv_drv.h
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@@ -6,22 +6,12 @@
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 #ifndef __ETNAVIV_DRV_H__
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 #define __ETNAVIV_DRV_H__
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-#include <linux/kernel.h>
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-#include <linux/clk.h>
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-#include <linux/cpufreq.h>
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-#include <linux/module.h>
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-#include <linux/platform_device.h>
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-#include <linux/pm.h>
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-#include <linux/pm_runtime.h>
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-#include <linux/slab.h>
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 #include <linux/list.h>
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+#include <linux/mm_types.h>
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+#include <linux/sizes.h>
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 #include <linux/time64.h>
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 #include <linux/types.h>
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-#include <linux/sizes.h>
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-#include <linux/mm_types.h>
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-#include <drm/drmP.h>
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-#include <drm/drm_crtc_helper.h>
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 #include <drm/drm_fb_helper.h>
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 #include <drm/drm_gem.h>
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 #include <drm/etnaviv_drm.h>
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@@ -32,12 +22,12 @@
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 struct etnaviv_mmu;
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 struct etnaviv_gem_object;
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 struct etnaviv_gem_submit;
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+struct etnaviv_iommu_global;
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+
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+#define ETNAVIV_SOFTPIN_START_ADDRESS	SZ_4M /* must be >= SUBALLOC_SIZE */
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 struct etnaviv_file_private {
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-	/*
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-	 * When per-context address spaces are supported we'd keep track of
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-	 * the context's page-tables here.
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-	 */
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+	struct etnaviv_iommu_context	*mmu;
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 	struct drm_sched_entity		sched_entity[ETNA_MAX_PIPES];
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 };
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@@ -45,6 +35,10 @@
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 	int num_gpus;
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 	struct device_dma_parameters dma_parms;
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 	struct etnaviv_gpu *gpu[ETNA_MAX_PIPES];
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+	gfp_t shm_gfp_mask;
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+
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+	struct etnaviv_cmdbuf_suballoc *cmdbuf_suballoc;
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+	struct etnaviv_iommu_global *mmu_global;
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 	/* list of GEM objects: */
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 	struct mutex gem_lock;
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@@ -62,14 +56,13 @@
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 void etnaviv_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
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 int etnaviv_gem_prime_mmap(struct drm_gem_object *obj,
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 			   struct vm_area_struct *vma);
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-struct reservation_object *etnaviv_gem_prime_res_obj(struct drm_gem_object *obj);
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 struct drm_gem_object *etnaviv_gem_prime_import_sg_table(struct drm_device *dev,
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 	struct dma_buf_attachment *attach, struct sg_table *sg);
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 int etnaviv_gem_prime_pin(struct drm_gem_object *obj);
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 void etnaviv_gem_prime_unpin(struct drm_gem_object *obj);
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 void *etnaviv_gem_vmap(struct drm_gem_object *obj);
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 int etnaviv_gem_cpu_prep(struct drm_gem_object *obj, u32 op,
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-		struct timespec *timeout);
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+		struct drm_etnaviv_timespec *timeout);
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 int etnaviv_gem_cpu_fini(struct drm_gem_object *obj);
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 void etnaviv_gem_free_object(struct drm_gem_object *obj);
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 int etnaviv_gem_new_handle(struct drm_device *dev, struct drm_file *file,
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@@ -78,10 +71,11 @@
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 	uintptr_t ptr, u32 size, u32 flags, u32 *handle);
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 u16 etnaviv_buffer_init(struct etnaviv_gpu *gpu);
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 u16 etnaviv_buffer_config_mmuv2(struct etnaviv_gpu *gpu, u32 mtlb_addr, u32 safe_addr);
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-u16 etnaviv_buffer_config_pta(struct etnaviv_gpu *gpu);
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+u16 etnaviv_buffer_config_pta(struct etnaviv_gpu *gpu, unsigned short id);
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 void etnaviv_buffer_end(struct etnaviv_gpu *gpu);
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 void etnaviv_sync_point_queue(struct etnaviv_gpu *gpu, unsigned int event);
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 void etnaviv_buffer_queue(struct etnaviv_gpu *gpu, u32 exec_state,
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+	struct etnaviv_iommu_context *mmu,
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 	unsigned int event, struct etnaviv_cmdbuf *cmdbuf);
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 void etnaviv_validate_init(void);
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 bool etnaviv_cmd_validate_one(struct etnaviv_gpu *gpu,
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@@ -108,28 +102,18 @@
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 	return base + nelem * elem_size;
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 }
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-/* returns true if fence a comes after fence b */
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-static inline bool fence_after(u32 a, u32 b)
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-{
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-	return (s32)(a - b) > 0;
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-}
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-
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-static inline bool fence_after_eq(u32 a, u32 b)
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-{
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-	return (s32)(a - b) >= 0;
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-}
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-
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 /*
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  * Etnaviv timeouts are specified wrt CLOCK_MONOTONIC, not jiffies.
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  * We need to calculate the timeout in terms of number of jiffies
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  * between the specified timeout and the current CLOCK_MONOTONIC time.
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  */
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 static inline unsigned long etnaviv_timeout_to_jiffies(
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-	const struct timespec *timeout)
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+	const struct drm_etnaviv_timespec *timeout)
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 {
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-	struct timespec64 ts, to;
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-
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-	to = timespec_to_timespec64(*timeout);
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+	struct timespec64 ts, to = {
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+		.tv_sec = timeout->tv_sec,
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+		.tv_nsec = timeout->tv_nsec,
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+	};
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 	ktime_get_ts64(&ts);
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