2011-05-06 19:02:49

by Larry Finger

[permalink] [raw]
Subject: [PATCH] rtlwifi: rtl8192se: Remove need to disable ASPM

From: Chaoming Li <[email protected]>

When this driver was initially submitted, the system would crash unless
ASPM was disabled. This problem has been fixed.

This patch also adds a printk that outputs the name of the firmware
file that is used.

Signed-off-by: Chaoming_Li <[email protected]>
Signed-off-by: Larry Finger <[email protected]>
---

John,

This is 2.6.40 material.

Larry
---

Index: wireless-testing-new/drivers/net/wireless/rtlwifi/pci.c
===================================================================
--- wireless-testing-new.orig/drivers/net/wireless/rtlwifi/pci.c
+++ wireless-testing-new/drivers/net/wireless/rtlwifi/pci.c
@@ -1611,6 +1611,7 @@ static bool _rtl_pci_find_adapter(struct
u16 irqline;
u8 tmp;

+ pcipriv->ndis_adapter.pcibridge_vendor = PCI_BRIDGE_VENDOR_UNKNOWN;
venderid = pdev->vendor;
deviceid = pdev->device;
pci_read_config_byte(pdev, 0x8, &revisionid);
Index: wireless-testing-new/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
===================================================================
--- wireless-testing-new.orig/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
+++ wireless-testing-new/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
@@ -58,7 +58,7 @@ static void rtl92s_init_aspm_vars(struct
* 4 - Always Enable ASPM without Clock Req.
* set defult to RTL8192CE:3 RTL8192E:2
* */
- rtlpci->const_pci_aspm = 0; /* changed from 2 due to crashes */
+ rtlpci->const_pci_aspm = 2; /* changed from 2 due to crashes */

/*Setting for PCI-E device */
rtlpci->const_devicepci_aspm_setting = 0x03;
@@ -183,6 +183,8 @@ static int rtl92s_init_sw_vars(struct ie
return 1;
}

+ printk(KERN_INFO "rtl8192se: Driver for Realtek RTL8192SE/RTL8191SE\n"
+ " Loading firmware %s\n", rtlpriv->cfg->fw_name);
/* request fw */
err = request_firmware(&firmware, rtlpriv->cfg->fw_name,
rtlpriv->io.dev);



2011-05-06 19:08:13

by Gábor Stefanik

[permalink] [raw]
Subject: Re: [PATCH] rtlwifi: rtl8192se: Remove need to disable ASPM

2011/5/6 G?bor Stefanik <[email protected]>:
> On Fri, May 6, 2011 at 9:02 PM, Larry Finger <[email protected]> wrote:
>> From: Chaoming Li <[email protected]>
>>
>> When this driver was initially submitted, the system would crash unless
>> ASPM was disabled. This problem has been fixed.
>>
>> This patch also adds a printk that outputs the name of the firmware
>> file that is used.
>>
>> Signed-off-by: Chaoming_Li <[email protected]>
>> Signed-off-by: Larry Finger <[email protected]>
>> ---
>>
>> John,
>>
>> This is 2.6.40 material.
>>
>> Larry
>> ---
>>
>> Index: wireless-testing-new/drivers/net/wireless/rtlwifi/pci.c
>> ===================================================================
>> --- wireless-testing-new.orig/drivers/net/wireless/rtlwifi/pci.c
>> +++ wireless-testing-new/drivers/net/wireless/rtlwifi/pci.c
>> @@ -1611,6 +1611,7 @@ static bool _rtl_pci_find_adapter(struct
>> ? ? ? ?u16 irqline;
>> ? ? ? ?u8 tmp;
>>
>> + ? ? ? pcipriv->ndis_adapter.pcibridge_vendor = PCI_BRIDGE_VENDOR_UNKNOWN;
>> ? ? ? ?venderid = pdev->vendor;
>> ? ? ? ?deviceid = pdev->device;
>> ? ? ? ?pci_read_config_byte(pdev, 0x8, &revisionid);
>> Index: wireless-testing-new/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
>> ===================================================================
>> --- wireless-testing-new.orig/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
>> +++ wireless-testing-new/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
>> @@ -58,7 +58,7 @@ static void rtl92s_init_aspm_vars(struct
>> ? ? ? ? * 4 - Always Enable ASPM without Clock Req.
>> ? ? ? ? * set defult to RTL8192CE:3 RTL8192E:2
>> ? ? ? ? * */
>> - ? ? ? rtlpci->const_pci_aspm = 0; /* changed from 2 due to crashes */
>> + ? ? ? rtlpci->const_pci_aspm = 2; /* changed from 2 due to crashes */
>
> Remove the comment too, please.
>
>>
>> ? ? ? ?/*Setting for PCI-E device */
>> ? ? ? ?rtlpci->const_devicepci_aspm_setting = 0x03;
>> @@ -183,6 +183,8 @@ static int rtl92s_init_sw_vars(struct ie
>> ? ? ? ? ? ? ? ?return 1;
>> ? ? ? ?}
>>
>> + ? ? ? printk(KERN_INFO "rtl8192se: Driver for Realtek RTL8192SE/RTL8191SE\n"
>> + ? ? ? ? ? ? ?" ? ? ? ? ? Loading firmware %s\n", rtlpriv->cfg->fw_name);
>
> Unrelated change.
>

Oops... ignore this comment, I did not read the commit message in its entirety.

>> ? ? ? ?/* request fw */
>> ? ? ? ?err = request_firmware(&firmware, rtlpriv->cfg->fw_name,
>> ? ? ? ? ? ? ? ? ? ? ? ?rtlpriv->io.dev);
>>
>> --
>> To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
>> the body of a message to [email protected]
>> More majordomo info at ?http://vger.kernel.org/majordomo-info.html
>>
>
>
>
> --
> Vista: [V]iruses, [I]ntruders, [S]pyware, [T]rojans and [A]dware. :-)
>



--
Vista: [V]iruses, [I]ntruders, [S]pyware, [T]rojans and [A]dware. :-)

2011-05-06 19:07:22

by Gábor Stefanik

[permalink] [raw]
Subject: Re: [PATCH] rtlwifi: rtl8192se: Remove need to disable ASPM

On Fri, May 6, 2011 at 9:02 PM, Larry Finger <[email protected]> wrote:
> From: Chaoming Li <[email protected]>
>
> When this driver was initially submitted, the system would crash unless
> ASPM was disabled. This problem has been fixed.
>
> This patch also adds a printk that outputs the name of the firmware
> file that is used.
>
> Signed-off-by: Chaoming_Li <[email protected]>
> Signed-off-by: Larry Finger <[email protected]>
> ---
>
> John,
>
> This is 2.6.40 material.
>
> Larry
> ---
>
> Index: wireless-testing-new/drivers/net/wireless/rtlwifi/pci.c
> ===================================================================
> --- wireless-testing-new.orig/drivers/net/wireless/rtlwifi/pci.c
> +++ wireless-testing-new/drivers/net/wireless/rtlwifi/pci.c
> @@ -1611,6 +1611,7 @@ static bool _rtl_pci_find_adapter(struct
> ? ? ? ?u16 irqline;
> ? ? ? ?u8 tmp;
>
> + ? ? ? pcipriv->ndis_adapter.pcibridge_vendor = PCI_BRIDGE_VENDOR_UNKNOWN;
> ? ? ? ?venderid = pdev->vendor;
> ? ? ? ?deviceid = pdev->device;
> ? ? ? ?pci_read_config_byte(pdev, 0x8, &revisionid);
> Index: wireless-testing-new/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
> ===================================================================
> --- wireless-testing-new.orig/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
> +++ wireless-testing-new/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
> @@ -58,7 +58,7 @@ static void rtl92s_init_aspm_vars(struct
> ? ? ? ? * 4 - Always Enable ASPM without Clock Req.
> ? ? ? ? * set defult to RTL8192CE:3 RTL8192E:2
> ? ? ? ? * */
> - ? ? ? rtlpci->const_pci_aspm = 0; /* changed from 2 due to crashes */
> + ? ? ? rtlpci->const_pci_aspm = 2; /* changed from 2 due to crashes */

Remove the comment too, please.

>
> ? ? ? ?/*Setting for PCI-E device */
> ? ? ? ?rtlpci->const_devicepci_aspm_setting = 0x03;
> @@ -183,6 +183,8 @@ static int rtl92s_init_sw_vars(struct ie
> ? ? ? ? ? ? ? ?return 1;
> ? ? ? ?}
>
> + ? ? ? printk(KERN_INFO "rtl8192se: Driver for Realtek RTL8192SE/RTL8191SE\n"
> + ? ? ? ? ? ? ?" ? ? ? ? ? Loading firmware %s\n", rtlpriv->cfg->fw_name);

Unrelated change.

> ? ? ? ?/* request fw */
> ? ? ? ?err = request_firmware(&firmware, rtlpriv->cfg->fw_name,
> ? ? ? ? ? ? ? ? ? ? ? ?rtlpriv->io.dev);
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
> the body of a message to [email protected]
> More majordomo info at ?http://vger.kernel.org/majordomo-info.html
>



--
Vista: [V]iruses, [I]ntruders, [S]pyware, [T]rojans and [A]dware. :-)