Re: [PATCH V2] PCI: qcom: Use PARF_SLV_ADDR_SPACE_SIZE for ops_2_3_3

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On 7/5/2023 2:14 PM, Manivannan Sadhasivam wrote:
On Mon, Jul 03, 2023 at 11:27:57PM +0530, Sricharan Ramabadhran wrote:
PARF_SLV_ADDR_SPACE_SIZE_2_3_3 macro is used for IPQ8074
2_3_3 post_init ops. pcie slave addr size was initially set

PCIe

to 0x358, but was wrongly changed to 0x168 as a part of

commit 39171b33f652 ("PCI: qcom: Remove PCIE20_ prefix from register definitions")


 ok.

"PCI: qcom: Remove PCIE20_ prefix from register definitions"
Fixing it, by using the right macro PARF_SLV_ADDR_SPACE_SIZE
and removing the unused PARF_SLV_ADDR_SPACE_SIZE_2_3_3.


Commit message should be imperative.

 ok, will send v3.


Without this pcie bring up on IPQ8074 is broken now.

Fixes: 39171b33f652 ("PCI: qcom: Remove PCIE20_ prefix from register definitions")
Signed-off-by: Sricharan Ramabadhran <quic_srichara@xxxxxxxxxxx>
---
  [V2] Fixed the 'fixes tag' correctly, subject, right macro usage

  drivers/pci/controller/dwc/pcie-qcom.c | 3 +--
  1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
index 4ab30892f6ef..1689d072fe86 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -43,7 +43,6 @@
  #define PARF_PHY_REFCLK				0x4c
  #define PARF_CONFIG_BITS			0x50
  #define PARF_DBI_BASE_ADDR			0x168
-#define PARF_SLV_ADDR_SPACE_SIZE_2_3_3		0x16c /* Register offset specific to IP ver 2.3.3 */
  #define PARF_MHI_CLOCK_RESET_CTRL		0x174
  #define PARF_AXI_MSTR_WR_ADDR_HALT		0x178
  #define PARF_AXI_MSTR_WR_ADDR_HALT_V2		0x1a8
@@ -811,7 +810,7 @@ static int qcom_pcie_post_init_2_3_3(struct qcom_pcie *pcie)
  	u32 val;
writel(SLV_ADDR_SPACE_SZ,
-		pcie->parf + PARF_SLV_ADDR_SPACE_SIZE_2_3_3);
+		pcie->parf + PARF_SLV_ADDR_SPACE_SIZE);

This could be wrapped in the above line itself.

 sure, will post v3

Regards,
 Sricharan



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