Bug#594569: xserver-xorg-video-radeon: Unable to wake up from suspend/hiberate with RC410 [Radeon Xpress 200M]

[Alex Deucher]

On Fri, Aug 27, 2010 at 5:48 AM, Julien Cristau <jcristau at debian.org> wrote:
> On Fri, Aug 27, 2010 at 11:14:15 +0200, janca wrote:
>
>> Kernel version (/proc/version):
>> Linux version 2.6.32-5-686 (Debian 2.6.32-20) (ben at decadent.org.uk) (gcc version 4.3.5 (Debian 4.3.5-2) ) #1 SMP Thu Aug 12 13:38:27 UTC 2010
>>
> Does 2.6.35 work better?

if that doesn't work, try this patch.  Also, please attach the output
of lspci -vnn so I can get the subsystem pci ids.

index bd74e42..0ea943a 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -3041,6 +3041,12 @@ void radeon_combios_asic_init(struct drm_device *dev)
            rdev->pdev->subsystem_device == 0x30a4)
                return;

+       /* quirk for rs4xx laptop to make it resume
+        * - it hangs on resume inside the dynclk 1 table.
+        */
+       if (rdev->family == CHIP_RS400)
+               return;
+
        /* DYN CLK 1 */
        table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
        if (table)



>
> Cheers,
> Julien
>
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