diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/nvgpu/os/linux/module.c | 50 | ||||
-rw-r--r-- | drivers/gpu/nvgpu/os/linux/module.h | 4 | ||||
-rw-r--r-- | drivers/gpu/nvgpu/os/linux/pci.c | 18 | ||||
-rw-r--r-- | drivers/gpu/nvgpu/os/linux/sim.c | 6 |
4 files changed, 38 insertions, 40 deletions
diff --git a/drivers/gpu/nvgpu/os/linux/module.c b/drivers/gpu/nvgpu/os/linux/module.c index 2df8ab42..28ade90f 100644 --- a/drivers/gpu/nvgpu/os/linux/module.c +++ b/drivers/gpu/nvgpu/os/linux/module.c | |||
@@ -606,8 +606,8 @@ static int gk20a_do_unidle(void *_g) | |||
606 | } | 606 | } |
607 | #endif | 607 | #endif |
608 | 608 | ||
609 | void __iomem *nvgpu_ioremap_resource(struct platform_device *dev, int i, | 609 | void __iomem *nvgpu_devm_ioremap_resource(struct platform_device *dev, int i, |
610 | struct resource **out) | 610 | struct resource **out) |
611 | { | 611 | { |
612 | struct resource *r = platform_get_resource(dev, IORESOURCE_MEM, i); | 612 | struct resource *r = platform_get_resource(dev, IORESOURCE_MEM, i); |
613 | 613 | ||
@@ -618,6 +618,12 @@ void __iomem *nvgpu_ioremap_resource(struct platform_device *dev, int i, | |||
618 | return devm_ioremap_resource(&dev->dev, r); | 618 | return devm_ioremap_resource(&dev->dev, r); |
619 | } | 619 | } |
620 | 620 | ||
621 | void __iomem *nvgpu_devm_ioremap(struct device *dev, resource_size_t offset, | ||
622 | resource_size_t size) | ||
623 | { | ||
624 | return devm_ioremap(dev, offset, size); | ||
625 | } | ||
626 | |||
621 | static irqreturn_t gk20a_intr_isr_stall(int irq, void *dev_id) | 627 | static irqreturn_t gk20a_intr_isr_stall(int irq, void *dev_id) |
622 | { | 628 | { |
623 | struct gk20a *g = dev_id; | 629 | struct gk20a *g = dev_id; |
@@ -673,46 +679,41 @@ void gk20a_remove_support(struct gk20a *g) | |||
673 | sim_linux->remove_support_linux(g); | 679 | sim_linux->remove_support_linux(g); |
674 | } | 680 | } |
675 | 681 | ||
676 | /* free mappings to registers, etc */ | ||
677 | if (l->regs) { | ||
678 | iounmap(l->regs); | ||
679 | l->regs = NULL; | ||
680 | } | ||
681 | if (l->bar1) { | ||
682 | iounmap(l->bar1); | ||
683 | l->bar1 = NULL; | ||
684 | } | ||
685 | |||
686 | nvgpu_remove_usermode_support(g); | 682 | nvgpu_remove_usermode_support(g); |
687 | 683 | ||
688 | nvgpu_free_enabled_flags(g); | 684 | nvgpu_free_enabled_flags(g); |
685 | |||
686 | gk20a_lockout_registers(g); | ||
689 | } | 687 | } |
690 | 688 | ||
691 | static int gk20a_init_support(struct platform_device *dev) | 689 | static int gk20a_init_support(struct platform_device *pdev) |
692 | { | 690 | { |
693 | int err = -ENOMEM; | 691 | struct device *dev = &pdev->dev; |
694 | struct gk20a *g = get_gk20a(&dev->dev); | 692 | struct gk20a *g = get_gk20a(dev); |
695 | struct nvgpu_os_linux *l = nvgpu_os_linux_from_gk20a(g); | 693 | struct nvgpu_os_linux *l = nvgpu_os_linux_from_gk20a(g); |
694 | int err = -ENOMEM; | ||
696 | 695 | ||
697 | tegra_register_idle_unidle(gk20a_do_idle, gk20a_do_unidle, g); | 696 | tegra_register_idle_unidle(gk20a_do_idle, gk20a_do_unidle, g); |
698 | 697 | ||
699 | l->regs = nvgpu_ioremap_resource(dev, GK20A_BAR0_IORESOURCE_MEM, | 698 | l->regs = nvgpu_devm_ioremap_resource(pdev, |
700 | &l->reg_mem); | 699 | GK20A_BAR0_IORESOURCE_MEM, |
700 | &l->reg_mem); | ||
701 | if (IS_ERR(l->regs)) { | 701 | if (IS_ERR(l->regs)) { |
702 | nvgpu_err(g, "failed to remap gk20a registers"); | 702 | nvgpu_err(g, "failed to remap gk20a registers"); |
703 | err = PTR_ERR(l->regs); | 703 | err = PTR_ERR(l->regs); |
704 | goto fail; | 704 | goto fail; |
705 | } | 705 | } |
706 | 706 | ||
707 | l->bar1 = nvgpu_ioremap_resource(dev, GK20A_BAR1_IORESOURCE_MEM, | 707 | l->bar1 = nvgpu_devm_ioremap_resource(pdev, |
708 | &l->bar1_mem); | 708 | GK20A_BAR1_IORESOURCE_MEM, |
709 | &l->bar1_mem); | ||
709 | if (IS_ERR(l->bar1)) { | 710 | if (IS_ERR(l->bar1)) { |
710 | nvgpu_err(g, "failed to remap gk20a bar1"); | 711 | nvgpu_err(g, "failed to remap gk20a bar1"); |
711 | err = PTR_ERR(l->bar1); | 712 | err = PTR_ERR(l->bar1); |
712 | goto fail; | 713 | goto fail; |
713 | } | 714 | } |
714 | 715 | ||
715 | err = nvgpu_init_sim_support_linux(g, dev); | 716 | err = nvgpu_init_sim_support_linux(g, pdev); |
716 | if (err) | 717 | if (err) |
717 | goto fail; | 718 | goto fail; |
718 | err = nvgpu_init_sim_support(g); | 719 | err = nvgpu_init_sim_support(g); |
@@ -725,14 +726,11 @@ static int gk20a_init_support(struct platform_device *dev) | |||
725 | fail_sim: | 726 | fail_sim: |
726 | nvgpu_remove_sim_support_linux(g); | 727 | nvgpu_remove_sim_support_linux(g); |
727 | fail: | 728 | fail: |
728 | if (l->regs) { | 729 | if (l->regs) |
729 | iounmap(l->regs); | ||
730 | l->regs = NULL; | 730 | l->regs = NULL; |
731 | } | 731 | |
732 | if (l->bar1) { | 732 | if (l->bar1) |
733 | iounmap(l->bar1); | ||
734 | l->bar1 = NULL; | 733 | l->bar1 = NULL; |
735 | } | ||
736 | 734 | ||
737 | return err; | 735 | return err; |
738 | } | 736 | } |
diff --git a/drivers/gpu/nvgpu/os/linux/module.h b/drivers/gpu/nvgpu/os/linux/module.h index ab4bca03..da61425d 100644 --- a/drivers/gpu/nvgpu/os/linux/module.h +++ b/drivers/gpu/nvgpu/os/linux/module.h | |||
@@ -25,8 +25,10 @@ int nvgpu_quiesce(struct gk20a *g); | |||
25 | int nvgpu_remove(struct device *dev, struct class *class); | 25 | int nvgpu_remove(struct device *dev, struct class *class); |
26 | void nvgpu_free_irq(struct gk20a *g); | 26 | void nvgpu_free_irq(struct gk20a *g); |
27 | struct device_node *nvgpu_get_node(struct gk20a *g); | 27 | struct device_node *nvgpu_get_node(struct gk20a *g); |
28 | void __iomem *nvgpu_ioremap_resource(struct platform_device *dev, int i, | 28 | void __iomem *nvgpu_devm_ioremap_resource(struct platform_device *dev, int i, |
29 | struct resource **out); | 29 | struct resource **out); |
30 | void __iomem *nvgpu_devm_ioremap(struct device *dev, resource_size_t offset, | ||
31 | resource_size_t size); | ||
30 | extern struct class nvgpu_class; | 32 | extern struct class nvgpu_class; |
31 | 33 | ||
32 | #endif | 34 | #endif |
diff --git a/drivers/gpu/nvgpu/os/linux/pci.c b/drivers/gpu/nvgpu/os/linux/pci.c index f62dacab..dba8a5df 100644 --- a/drivers/gpu/nvgpu/os/linux/pci.c +++ b/drivers/gpu/nvgpu/os/linux/pci.c | |||
@@ -525,17 +525,18 @@ static int nvgpu_pci_init_support(struct pci_dev *pdev) | |||
525 | int err = 0; | 525 | int err = 0; |
526 | struct gk20a *g = get_gk20a(&pdev->dev); | 526 | struct gk20a *g = get_gk20a(&pdev->dev); |
527 | struct nvgpu_os_linux *l = nvgpu_os_linux_from_gk20a(g); | 527 | struct nvgpu_os_linux *l = nvgpu_os_linux_from_gk20a(g); |
528 | struct device *dev = &pdev->dev; | ||
528 | 529 | ||
529 | l->regs = ioremap(pci_resource_start(pdev, 0), | 530 | l->regs = nvgpu_devm_ioremap(dev, pci_resource_start(pdev, 0), |
530 | pci_resource_len(pdev, 0)); | 531 | pci_resource_len(pdev, 0)); |
531 | if (IS_ERR(l->regs)) { | 532 | if (IS_ERR(l->regs)) { |
532 | nvgpu_err(g, "failed to remap gk20a registers"); | 533 | nvgpu_err(g, "failed to remap gk20a registers"); |
533 | err = PTR_ERR(l->regs); | 534 | err = PTR_ERR(l->regs); |
534 | goto fail; | 535 | goto fail; |
535 | } | 536 | } |
536 | 537 | ||
537 | l->bar1 = ioremap(pci_resource_start(pdev, 1), | 538 | l->bar1 = nvgpu_devm_ioremap(dev, pci_resource_start(pdev, 1), |
538 | pci_resource_len(pdev, 1)); | 539 | pci_resource_len(pdev, 1)); |
539 | if (IS_ERR(l->bar1)) { | 540 | if (IS_ERR(l->bar1)) { |
540 | nvgpu_err(g, "failed to remap gk20a bar1"); | 541 | nvgpu_err(g, "failed to remap gk20a bar1"); |
541 | err = PTR_ERR(l->bar1); | 542 | err = PTR_ERR(l->bar1); |
@@ -556,14 +557,11 @@ static int nvgpu_pci_init_support(struct pci_dev *pdev) | |||
556 | fail_sim: | 557 | fail_sim: |
557 | nvgpu_remove_sim_support_linux_pci(g); | 558 | nvgpu_remove_sim_support_linux_pci(g); |
558 | fail: | 559 | fail: |
559 | if (l->regs) { | 560 | if (l->regs) |
560 | iounmap(l->regs); | ||
561 | l->regs = NULL; | 561 | l->regs = NULL; |
562 | } | 562 | |
563 | if (l->bar1) { | 563 | if (l->bar1) |
564 | iounmap(l->bar1); | ||
565 | l->bar1 = NULL; | 564 | l->bar1 = NULL; |
566 | } | ||
567 | 565 | ||
568 | return err; | 566 | return err; |
569 | } | 567 | } |
diff --git a/drivers/gpu/nvgpu/os/linux/sim.c b/drivers/gpu/nvgpu/os/linux/sim.c index 8e964f39..abef45c7 100644 --- a/drivers/gpu/nvgpu/os/linux/sim.c +++ b/drivers/gpu/nvgpu/os/linux/sim.c | |||
@@ -78,9 +78,9 @@ int nvgpu_init_sim_support_linux(struct gk20a *g, | |||
78 | return err; | 78 | return err; |
79 | g->sim = &sim_linux->sim; | 79 | g->sim = &sim_linux->sim; |
80 | g->sim->g = g; | 80 | g->sim->g = g; |
81 | sim_linux->regs = nvgpu_ioremap_resource(dev, | 81 | sim_linux->regs = nvgpu_devm_ioremap_resource(dev, |
82 | GK20A_SIM_IORESOURCE_MEM, | 82 | GK20A_SIM_IORESOURCE_MEM, |
83 | &sim_linux->reg_mem); | 83 | &sim_linux->reg_mem); |
84 | if (IS_ERR(sim_linux->regs)) { | 84 | if (IS_ERR(sim_linux->regs)) { |
85 | nvgpu_err(g, "failed to remap gk20a sim regs"); | 85 | nvgpu_err(g, "failed to remap gk20a sim regs"); |
86 | err = PTR_ERR(sim_linux->regs); | 86 | err = PTR_ERR(sim_linux->regs); |