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* [PATCH] bus: mhi: pci_generic: Add mru_default for Quectel EM1xx series
@ 2022-02-09 13:57 Yonglin Tan
  2022-02-10  4:19 ` Manivannan Sadhasivam
  0 siblings, 1 reply; 3+ messages in thread
From: Yonglin Tan @ 2022-02-09 13:57 UTC (permalink / raw)
  To: mani, hemantk; +Cc: mhi, linux-arm-msm, linux-kernel, Yonglin Tan, stable

For default mechanism, the driver uses default MRU 3500 if mru_default
is not initialized. The Qualcomm configured the MRU size to 32768 in the
WWAN device FW. So, we align the driver setting with Qualcomm FW setting.

Fixes: ac4bf60bbaa0 ("bus: mhi: pci_generic: Introduce quectel EM1XXGR-L support")
Cc: stable@vger.kernel.org
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Signed-off-by: Yonglin Tan <yonglin.tan@outlook.com>
---
 drivers/bus/mhi/pci_generic.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c
index b79895810c52..9527b7d63840 100644
--- a/drivers/bus/mhi/pci_generic.c
+++ b/drivers/bus/mhi/pci_generic.c
@@ -327,6 +327,7 @@ static const struct mhi_pci_dev_info mhi_quectel_em1xx_info = {
 	.config = &modem_quectel_em1xx_config,
 	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
 	.dma_data_width = 32,
+	.mru_default = 32768,
 	.sideband_wake = true,
 };
 
-- 
2.7.4


^ permalink raw reply related	[flat|nested] 3+ messages in thread
* Re: [PATCH] bus: mhi: pci_generic: Add mru_default for Quectel EM1xx series
  2022-02-09 13:57 [PATCH] bus: mhi: pci_generic: Add mru_default for Quectel EM1xx series Yonglin Tan
@ 2022-02-10  4:19 ` Manivannan Sadhasivam
  0 siblings, 0 replies; 3+ messages in thread
From: Manivannan Sadhasivam @ 2022-02-10  4:19 UTC (permalink / raw)
  To: Yonglin Tan; +Cc: mani, hemantk, mhi, linux-arm-msm, linux-kernel, stable

On Wed, Feb 09, 2022 at 09:57:52PM +0800, Yonglin Tan wrote:
> For default mechanism, the driver uses default MRU 3500 if mru_default
> is not initialized. The Qualcomm configured the MRU size to 32768 in the
> WWAN device FW. So, we align the driver setting with Qualcomm FW setting.
> 
> Fixes: ac4bf60bbaa0 ("bus: mhi: pci_generic: Introduce quectel EM1XXGR-L support")
> Cc: stable@vger.kernel.org
> Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
> Signed-off-by: Yonglin Tan <yonglin.tan@outlook.com>

Applied to mhi-fixes!

Thanks,
Mani

> ---
>  drivers/bus/mhi/pci_generic.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c
> index b79895810c52..9527b7d63840 100644
> --- a/drivers/bus/mhi/pci_generic.c
> +++ b/drivers/bus/mhi/pci_generic.c
> @@ -327,6 +327,7 @@ static const struct mhi_pci_dev_info mhi_quectel_em1xx_info = {
>  	.config = &modem_quectel_em1xx_config,
>  	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
>  	.dma_data_width = 32,
> +	.mru_default = 32768,
>  	.sideband_wake = true,
>  };
>  
> -- 
> 2.7.4
> 
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread
* [PATCH] bus: mhi: pci_generic: Add mru_default for Quectel EM1xx series
@ 2022-02-07  9:44 Yonglin Tan
  0 siblings, 0 replies; 3+ messages in thread
From: Yonglin Tan @ 2022-02-07  9:44 UTC (permalink / raw)
  To: mani, hemantk, mhi; +Cc: linux-arm-msm, linux-kernel, Yonglin Tan, stable

For default mechanism, the driver uses default MRU 3500 if mru_default
is not initialized. The Qualcomm configured the MRU size to 32768 in the
WWAN device FW. So, we align the driver setting with Qualcomm FW setting.

Fixes: ac4bf60bbaa0
Cc: stable@vger.kernel.org
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Signed-off-by: Yonglin Tan <yonglin.tan@outlook.com>
---
 drivers/bus/mhi/pci_generic.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c
index b79895810c52..9527b7d63840 100644
--- a/drivers/bus/mhi/pci_generic.c
+++ b/drivers/bus/mhi/pci_generic.c
@@ -327,6 +327,7 @@ static const struct mhi_pci_dev_info mhi_quectel_em1xx_info = {
 	.config = &modem_quectel_em1xx_config,
 	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
 	.dma_data_width = 32,
+	.mru_default = 32768,
 	.sideband_wake = true,
 };
 
-- 
2.7.4


^ permalink raw reply related	[flat|nested] 3+ messages in thread
end of thread, other threads:[~2022-02-10  4:20 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2022-02-09 13:57 [PATCH] bus: mhi: pci_generic: Add mru_default for Quectel EM1xx series Yonglin Tan
2022-02-10  4:19 ` Manivannan Sadhasivam
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2022-02-07  9:44 Yonglin Tan

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