<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii"> <style type="text/css" style="display:none;"></style> </head> <body dir="ltr"> <div id="divtagdefaultwrapper" style="font-size:12pt;color:#000000;font-family:Calibri,Helvetica,sans-serif;" dir="ltr"> <p style="margin-top:0;margin-bottom:0">Reviewed-by: Alex Deucher <alexander.deucher@amd.com><br> </p> </div> <hr style="display:inline-block;width:98%" tabindex="-1"> <div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> amd-gfx <amd-gfx-bounces@lists.freedesktop.org> on behalf of Rex Zhu <Rex.Zhu@amd.com><br> <b>Sent:</b> Monday, June 4, 2018 6:32:14 AM<br> <b>To:</b> amd-gfx@lists.freedesktop.org<br> <b>Cc:</b> Zhu, Rex<br> <b>Subject:</b> [PATCH] drm/amdgpu: Get real power source to initizlize ac_power</font> <div> </div> </div> <div class="BodyFragment"><font size="2"><span style="font-size:11pt;"> <div class="PlainText">driver need to know the real power source to do some power<br> related configuration when initialize.<br> <br> Signed-off-by: Rex Zhu <Rex.Zhu@amd.com><br> ---<br> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 +++<br> 1 file changed, 3 insertions(+)<br> <br> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c<br> index 57a4f39..7a085f6 100644<br> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c<br> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c<br> @@ -25,6 +25,7 @@<br> * Alex Deucher<br> * Jerome Glisse<br> */<br> +#include <linux/power_supply.h><br> #include <linux/kthread.h><br> #include <linux/console.h><br> #include <linux/slab.h><br> @@ -2281,6 +2282,8 @@ int amdgpu_device_init(struct amdgpu_device *adev,<br> INIT_DELAYED_WORK(&adev->late_init_work,<br> amdgpu_device_ip_late_init_func_handler);<br> <br> + adev->pm.ac_power = power_supply_is_system_supplied() > 0 ? true : false;<br> +<br> /* Registers mapping */<br> /* TODO: block userspace mapping of io register */<br> if (adev->asic_type >= CHIP_BONAIRE) {<br> -- <br> 1.9.1<br> <br> _______________________________________________<br> amd-gfx mailing list<br> amd-gfx@lists.freedesktop.org<br> <a href="https://lists.freedesktop.org/mailman/listinfo/amd-gfx">https://lists.freedesktop.org/mailman/listinfo/amd-gfx</a><br> </div> </span></font></div> </body> </html>