diff mbox series

[2/3] PCI: mediatek-gen3: rely on clk_bulk_prepare_enable in mtk_pcie_en7581_power_up

Message ID 20241107-pcie-en7581-fixes-v1-2-af0c872323c7@kernel.org (mailing list archive)
State New
Headers show
Series PCI: mediatek-gen3: mtk_pcie_en7581_power_up code refactoring | expand

Commit Message

lorenzo@kernel.org Nov. 7, 2024, 1:50 p.m. UTC
Squash clk_bulk_prepare and clk_bulk_enable in
clk_bulk_prepare_enable in mtk_pcie_en7581_power_up routine

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
 drivers/pci/controller/pcie-mediatek-gen3.c | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)

Comments

Bjorn Helgaas Nov. 7, 2024, 3:19 p.m. UTC | #1
On Thu, Nov 07, 2024 at 02:50:54PM +0100, Lorenzo Bianconi wrote:
> Squash clk_bulk_prepare and clk_bulk_enable in
> clk_bulk_prepare_enable in mtk_pcie_en7581_power_up routine

Thank you, this is much better.

Can you add "()" after function names in subject and commit logs here
and in other patches?

> Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
> ---
>  drivers/pci/controller/pcie-mediatek-gen3.c | 14 +++-----------
>  1 file changed, 3 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/pci/controller/pcie-mediatek-gen3.c b/drivers/pci/controller/pcie-mediatek-gen3.c
> index 0fac0b9fd785e463d26d29d695b923db41eef9cc..8c8c733a145634cdbfefd339f4a692f25a6e24de 100644
> --- a/drivers/pci/controller/pcie-mediatek-gen3.c
> +++ b/drivers/pci/controller/pcie-mediatek-gen3.c
> @@ -903,12 +903,6 @@ static int mtk_pcie_en7581_power_up(struct mtk_gen3_pcie *pcie)
>  	pm_runtime_enable(dev);
>  	pm_runtime_get_sync(dev);
>  
> -	err = clk_bulk_prepare(pcie->num_clks, pcie->clks);
> -	if (err) {
> -		dev_err(dev, "failed to prepare clock\n");
> -		goto err_clk_prepare;
> -	}
> -
>  	val = FIELD_PREP(PCIE_VAL_LN0_DOWNSTREAM, 0x47) |
>  	      FIELD_PREP(PCIE_VAL_LN1_DOWNSTREAM, 0x47) |
>  	      FIELD_PREP(PCIE_VAL_LN0_UPSTREAM, 0x41) |
> @@ -921,17 +915,15 @@ static int mtk_pcie_en7581_power_up(struct mtk_gen3_pcie *pcie)
>  	      FIELD_PREP(PCIE_K_FINETUNE_MAX, 0xf);
>  	writel_relaxed(val, pcie->base + PCIE_PIPE4_PIE8_REG);
>  
> -	err = clk_bulk_enable(pcie->num_clks, pcie->clks);
> +	err = clk_bulk_prepare_enable(pcie->num_clks, pcie->clks);
>  	if (err) {
>  		dev_err(dev, "failed to prepare clock\n");
> -		goto err_clk_enable;
> +		goto err_clk_init;
>  	}
>  
>  	return 0;
>  
> -err_clk_enable:
> -	clk_bulk_unprepare(pcie->num_clks, pcie->clks);
> -err_clk_prepare:
> +err_clk_init:
>  	pm_runtime_put_sync(dev);
>  	pm_runtime_disable(dev);
>  	reset_control_assert(pcie->mac_reset);
> 
> -- 
> 2.47.0
>
lorenzo@kernel.org Nov. 7, 2024, 3:28 p.m. UTC | #2
> On Thu, Nov 07, 2024 at 02:50:54PM +0100, Lorenzo Bianconi wrote:
> > Squash clk_bulk_prepare and clk_bulk_enable in
> > clk_bulk_prepare_enable in mtk_pcie_en7581_power_up routine
> 
> Thank you, this is much better.
> 
> Can you add "()" after function names in subject and commit logs here
> and in other patches?

sure, I will do in v2.

Regards,
Lorenzo

> 
> > Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
> > ---
> >  drivers/pci/controller/pcie-mediatek-gen3.c | 14 +++-----------
> >  1 file changed, 3 insertions(+), 11 deletions(-)
> > 
> > diff --git a/drivers/pci/controller/pcie-mediatek-gen3.c b/drivers/pci/controller/pcie-mediatek-gen3.c
> > index 0fac0b9fd785e463d26d29d695b923db41eef9cc..8c8c733a145634cdbfefd339f4a692f25a6e24de 100644
> > --- a/drivers/pci/controller/pcie-mediatek-gen3.c
> > +++ b/drivers/pci/controller/pcie-mediatek-gen3.c
> > @@ -903,12 +903,6 @@ static int mtk_pcie_en7581_power_up(struct mtk_gen3_pcie *pcie)
> >  	pm_runtime_enable(dev);
> >  	pm_runtime_get_sync(dev);
> >  
> > -	err = clk_bulk_prepare(pcie->num_clks, pcie->clks);
> > -	if (err) {
> > -		dev_err(dev, "failed to prepare clock\n");
> > -		goto err_clk_prepare;
> > -	}
> > -
> >  	val = FIELD_PREP(PCIE_VAL_LN0_DOWNSTREAM, 0x47) |
> >  	      FIELD_PREP(PCIE_VAL_LN1_DOWNSTREAM, 0x47) |
> >  	      FIELD_PREP(PCIE_VAL_LN0_UPSTREAM, 0x41) |
> > @@ -921,17 +915,15 @@ static int mtk_pcie_en7581_power_up(struct mtk_gen3_pcie *pcie)
> >  	      FIELD_PREP(PCIE_K_FINETUNE_MAX, 0xf);
> >  	writel_relaxed(val, pcie->base + PCIE_PIPE4_PIE8_REG);
> >  
> > -	err = clk_bulk_enable(pcie->num_clks, pcie->clks);
> > +	err = clk_bulk_prepare_enable(pcie->num_clks, pcie->clks);
> >  	if (err) {
> >  		dev_err(dev, "failed to prepare clock\n");
> > -		goto err_clk_enable;
> > +		goto err_clk_init;
> >  	}
> >  
> >  	return 0;
> >  
> > -err_clk_enable:
> > -	clk_bulk_unprepare(pcie->num_clks, pcie->clks);
> > -err_clk_prepare:
> > +err_clk_init:
> >  	pm_runtime_put_sync(dev);
> >  	pm_runtime_disable(dev);
> >  	reset_control_assert(pcie->mac_reset);
> > 
> > -- 
> > 2.47.0
> >
diff mbox series

Patch

diff --git a/drivers/pci/controller/pcie-mediatek-gen3.c b/drivers/pci/controller/pcie-mediatek-gen3.c
index 0fac0b9fd785e463d26d29d695b923db41eef9cc..8c8c733a145634cdbfefd339f4a692f25a6e24de 100644
--- a/drivers/pci/controller/pcie-mediatek-gen3.c
+++ b/drivers/pci/controller/pcie-mediatek-gen3.c
@@ -903,12 +903,6 @@  static int mtk_pcie_en7581_power_up(struct mtk_gen3_pcie *pcie)
 	pm_runtime_enable(dev);
 	pm_runtime_get_sync(dev);
 
-	err = clk_bulk_prepare(pcie->num_clks, pcie->clks);
-	if (err) {
-		dev_err(dev, "failed to prepare clock\n");
-		goto err_clk_prepare;
-	}
-
 	val = FIELD_PREP(PCIE_VAL_LN0_DOWNSTREAM, 0x47) |
 	      FIELD_PREP(PCIE_VAL_LN1_DOWNSTREAM, 0x47) |
 	      FIELD_PREP(PCIE_VAL_LN0_UPSTREAM, 0x41) |
@@ -921,17 +915,15 @@  static int mtk_pcie_en7581_power_up(struct mtk_gen3_pcie *pcie)
 	      FIELD_PREP(PCIE_K_FINETUNE_MAX, 0xf);
 	writel_relaxed(val, pcie->base + PCIE_PIPE4_PIE8_REG);
 
-	err = clk_bulk_enable(pcie->num_clks, pcie->clks);
+	err = clk_bulk_prepare_enable(pcie->num_clks, pcie->clks);
 	if (err) {
 		dev_err(dev, "failed to prepare clock\n");
-		goto err_clk_enable;
+		goto err_clk_init;
 	}
 
 	return 0;
 
-err_clk_enable:
-	clk_bulk_unprepare(pcie->num_clks, pcie->clks);
-err_clk_prepare:
+err_clk_init:
 	pm_runtime_put_sync(dev);
 	pm_runtime_disable(dev);
 	reset_control_assert(pcie->mac_reset);