[v5 02/12] soc/fsl/qbman: Use shared-dma-pool for BMan private memory allocations

Roy Pledge
2017-09-18T20:43:07Z

Use the shared-memory-pool mechanism for free buffer proxy record
area allocation.

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
---
drivers/soc/fsl/qbman/bman_ccsr.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)

diff --git a/drivers/soc/fsl/qbman/bman_ccsr.c b/drivers/soc/fsl/qbman/bman_ccsr.c
index eaa9585..05c4223 100644
--- a/drivers/soc/fsl/qbman/bman_ccsr.c
+++ b/drivers/soc/fsl/qbman/bman_ccsr.c
@@ -201,6 +201,21 @@ static int fsl_bman_probe(struct platform_device *pdev)
return -ENODEV;
}

+ /*
+ * If FBPR memory wasn't defined using the qbman compatible string
+ * try using the of_reserved_mem_device method
+ */
+ if (!fbpr_a) {
+ ret = qbman_init_private_mem(dev, 0, &fbpr_a, &fbpr_sz);
+ if (ret) {
+ dev_err(dev, "qbman_init_private_mem() failed 0x%x\n",
+ ret);
+ return -ENODEV;
+ }
+ }
+
+ dev_dbg(dev, "Allocated FBPR 0x%llx 0x%zx\n", fbpr_a, fbpr_sz);
+
bm_set_memory(fbpr_a, fbpr_sz);

err_irq = platform_get_irq(pdev, 0);
--
2.7.4