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gpu: nvgpu: sim init for iGPU-PCIe

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Implement the sim init for the iGPU-PCIe devices.

JIRA NVGPU-9348

Change-Id: I9088308b96c57bb1cea01959326446ccad0a8c24
Signed-off-by: Ramalingam C <ramalingamc@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2851163
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-by: Seema Khowala <seemaj@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Ramalingam C
2023-01-31 14:48:21 +00:00
committed by mobile promotions
parent d0ed86ab1e
commit b2c4cdb25b
4 changed files with 66 additions and 11 deletions
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32
drivers/gpu/nvgpu/os/linux/pci.c
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@@ -38,6 +38,7 @@
#include <nvgpu/string.h>
#include <nvgpu/gr/gr.h>
#include <nvgpu/nvgpu_init.h>
#include <nvgpu/linux/sim.h>
#include "nvlink.h"
#include "module.h"
@@ -394,8 +395,9 @@ static irqreturn_t nvgpu_pci_intr_thread(int irq, void *dev_id)
return IRQ_HANDLED;
}
static int nvgpu_pci_init_support(struct pci_dev *pdev)
static int nvgpu_pci_init_support(struct pci_dev *pdev, bool is_pci_igpu)
{
struct gk20a_platform *platform = pci_get_drvdata(pdev);
int err = 0;
struct gk20a *g = get_gk20a(&pdev->dev);
struct device *dev = &pdev->dev;
@@ -427,17 +429,29 @@ static int nvgpu_pci_init_support(struct pci_dev *pdev)
}
g->bar1 = (uintptr_t)addr;
err = nvgpu_init_sim_support_linux_pci(g);
if (err)
goto fail;
err = nvgpu_init_sim_support_pci(g);
if (err)
goto fail_sim;
if (is_pci_igpu) {
err = nvgpu_init_sim_support_linux_igpu_pci(g, platform);
if (err)
goto fail;
err = nvgpu_init_sim_support(g);
if (err)
goto fail_sim;
} else {
err = nvgpu_init_sim_support_linux_pci(g);
if (err)
goto fail;
err = nvgpu_init_sim_support_pci(g);
if (err)
goto fail_sim;
}
return 0;
fail_sim:
nvgpu_remove_sim_support_linux_pci(g);
if (is_pci_igpu)
nvgpu_remove_sim_support_linux(g);
else
nvgpu_remove_sim_support_linux_pci(g);
fail:
if (g->regs)
g->regs = 0U;
@@ -675,7 +689,7 @@ static int nvgpu_pci_probe(struct pci_dev *pdev,
}
nvgpu_disable_irqs(g);
err = nvgpu_pci_init_support(pdev);
err = nvgpu_pci_init_support(pdev, g->is_pci_igpu);
if (err)
goto err_free_irq;