diff options
Diffstat (limited to 'drivers/gpu/host1x/job.c')
| -rw-r--r-- | drivers/gpu/host1x/job.c | 72 |
1 files changed, 34 insertions, 38 deletions
diff --git a/drivers/gpu/host1x/job.c b/drivers/gpu/host1x/job.c index 83804fdf9c9..5b9548f610f 100644 --- a/drivers/gpu/host1x/job.c +++ b/drivers/gpu/host1x/job.c @@ -376,69 +376,60 @@ static int check_nonincr(struct host1x_firewall *fw) return 0; } -static int validate(struct host1x_job *job, struct device *dev, - struct host1x_job_gather *g) +static int validate(struct host1x_firewall *fw, struct host1x_job_gather *g) { u32 *cmdbuf_base; int err = 0; - struct host1x_firewall fw; - fw.job = job; - fw.dev = dev; - fw.reloc = job->relocarray; - fw.num_relocs = job->num_relocs; - fw.cmdbuf_id = g->bo; - - fw.offset = 0; - fw.class = 0; - - if (!job->is_addr_reg) + if (!fw->job->is_addr_reg) return 0; cmdbuf_base = host1x_bo_mmap(g->bo); if (!cmdbuf_base) return -ENOMEM; + fw->words = g->words; + fw->cmdbuf_id = g->bo; + fw->offset = 0; - fw.words = g->words; - while (fw.words && !err) { - u32 word = cmdbuf_base[fw.offset]; + while (fw->words && !err) { + u32 word = cmdbuf_base[fw->offset]; u32 opcode = (word & 0xf0000000) >> 28; - fw.mask = 0; - fw.reg = 0; - fw.count = 0; - fw.words--; - fw.offset++; + fw->mask = 0; + fw->reg = 0; + fw->count = 0; + fw->words--; + fw->offset++; switch (opcode) { case 0: - fw.class = word >> 6 & 0x3ff; - fw.mask = word & 0x3f; - fw.reg = word >> 16 & 0xfff; - err = check_mask(&fw); + fw->class = word >> 6 & 0x3ff; + fw->mask = word & 0x3f; + fw->reg = word >> 16 & 0xfff; + err = check_mask(fw); if (err) goto out; break; case 1: - fw.reg = word >> 16 & 0xfff; - fw.count = word & 0xffff; - err = check_incr(&fw); + fw->reg = word >> 16 & 0xfff; + fw->count = word & 0xffff; + err = check_incr(fw); if (err) goto out; break; case 2: - fw.reg = word >> 16 & 0xfff; - fw.count = word & 0xffff; - err = check_nonincr(&fw); + fw->reg = word >> 16 & 0xfff; + fw->count = word & 0xffff; + err = check_nonincr(fw); if (err) goto out; break; case 3: - fw.mask = word & 0xffff; - fw.reg = word >> 16 & 0xfff; - err = check_mask(&fw); + fw->mask = word & 0xffff; + fw->reg = word >> 16 & 0xfff; + err = check_mask(fw); if (err) goto out; break; @@ -453,12 +444,10 @@ static int validate(struct host1x_job *job, struct device *dev, } /* No relocs should remain at this point */ - if (fw.num_relocs) + if (fw->num_relocs) err = -EINVAL; out: - host1x_bo_munmap(g->bo, cmdbuf_base); - return err; } @@ -508,8 +497,15 @@ int host1x_job_pin(struct host1x_job *job, struct device *dev) int err; unsigned int i, j; struct host1x *host = dev_get_drvdata(dev->parent); + struct host1x_firewall fw; DECLARE_BITMAP(waitchk_mask, host1x_syncpt_nb_pts(host)); + fw.job = job; + fw.dev = dev; + fw.reloc = job->relocarray; + fw.num_relocs = job->num_relocs; + fw.class = 0; + bitmap_zero(waitchk_mask, host1x_syncpt_nb_pts(host)); for (i = 0; i < job->num_waitchk; i++) { u32 syncpt_id = job->waitchk[i].syncpt_id; @@ -543,7 +539,7 @@ int host1x_job_pin(struct host1x_job *job, struct device *dev) err = 0; if (IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL)) - err = validate(job, dev, g); + err = validate(&fw, g); if (err) dev_err(dev, "Job invalid (err=%d)\n", err); |