Re: [PATCH v2 05/27] powerpc: Map & release OpenCAPI LPC memory

From: Andrew Donnellan
Date: Tue Jan 21 2020 - 01:46:37 EST


On 3/12/19 2:46 pm, Alastair D'Silva wrote:
From: Alastair D'Silva <alastair@xxxxxxxxxxx>

This patch adds platform support to map & release LPC memory.

Might want to explain what LPC is.

Otherwise:

Reviewed-by: Andrew Donnellan <ajd@xxxxxxxxxxxxx>


Signed-off-by: Alastair D'Silva <alastair@xxxxxxxxxxx>
---
arch/powerpc/include/asm/pnv-ocxl.h | 2 ++
arch/powerpc/platforms/powernv/ocxl.c | 42 +++++++++++++++++++++++++++
2 files changed, 44 insertions(+)

diff --git a/arch/powerpc/include/asm/pnv-ocxl.h b/arch/powerpc/include/asm/pnv-ocxl.h
index 7de82647e761..f8f8ffb48aa8 100644
--- a/arch/powerpc/include/asm/pnv-ocxl.h
+++ b/arch/powerpc/include/asm/pnv-ocxl.h
@@ -32,5 +32,7 @@ extern int pnv_ocxl_spa_remove_pe_from_cache(void *platform_data, int pe_handle)
extern int pnv_ocxl_alloc_xive_irq(u32 *irq, u64 *trigger_addr);
extern void pnv_ocxl_free_xive_irq(u32 irq);
+extern u64 pnv_ocxl_platform_lpc_setup(struct pci_dev *pdev, u64 size);
+extern void pnv_ocxl_platform_lpc_release(struct pci_dev *pdev);

nit: I don't think these need to be extern?


--
Andrew Donnellan OzLabs, ADL Canberra
ajd@xxxxxxxxxxxxx IBM Australia Limited