[PATCH v1 03/12] gna: read hardware info in the driver

[Maciej Kwapulinski]

From: Tomasz Jankowski <tomasz1.jankow...@intel.com>

Get the hardware information from register MMIO_IBUFFS

Signed-off-by: Tomasz Jankowski <tomasz1.jankow...@intel.com>
Tested-by: Savo Novakovic <savox.novako...@intel.com>
Co-developed-by: Jianxun Zhang <jianxun.zh...@linux.intel.com>
Signed-off-by: Jianxun Zhang <jianxun.zh...@linux.intel.com>
Signed-off-by: Maciej Kwapulinski <maciej.kwapulin...@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