Messages in this thread Patch in this message | | | From | Maciej Kwapulinski <> | Subject | [PATCH v1 03/12] gna: read hardware info in the driver | Date | Tue, 16 Feb 2021 17:05:16 +0100 |
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From: Tomasz Jankowski <tomasz1.jankowski@intel.com>
Get the hardware information from register MMIO_IBUFFS
Signed-off-by: Tomasz Jankowski <tomasz1.jankowski@intel.com> Tested-by: Savo Novakovic <savox.novakovic@intel.com> Co-developed-by: Jianxun Zhang <jianxun.zhang@linux.intel.com> Signed-off-by: Jianxun Zhang <jianxun.zhang@linux.intel.com> Signed-off-by: Maciej Kwapulinski <maciej.kwapulinski@linux.intel.com> --- drivers/misc/gna/gna_device.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/misc/gna/gna_device.c b/drivers/misc/gna/gna_device.c index a6ef7e790e9e..869507594f9e 100644 --- a/drivers/misc/gna/gna_device.c +++ b/drivers/misc/gna/gna_device.c @@ -6,10 +6,13 @@ #include "gna_device.h" #include "gna_driver.h" +#include "gna_hw.h" static int gna_dev_init(struct gna_private *gna_priv, struct pci_dev *pcidev, const struct pci_device_id *pci_id) { + u32 bld_reg; + pci_set_drvdata(pcidev, gna_priv); gna_priv->parent = &pcidev->dev; @@ -17,6 +20,9 @@ static int gna_dev_init(struct gna_private *gna_priv, struct pci_dev *pcidev, gna_priv->info = *(struct gna_drv_info *)pci_id->driver_data; gna_priv->drv_priv = &gna_drv_priv; + bld_reg = gna_reg_read(gna_priv->bar0.mem_addr, GNA_MMIO_IBUFFS); + gna_priv->hw_info.in_buf_s = bld_reg & GENMASK(7, 0); + return 0; } -- 2.28.0
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