Re: [PATCH v4 0/5] powervr: MT8173 GPU support

[Brian Masney <bmasney@redhat.com>]

Hi Chen-Yu,

On Tue, Jul 28, 2026 at 05:17:58PM +0800, Chen-Yu Tsai wrote:
> Hi everyone,
> 
> This is v4 of my MT8173 PowerVR GPU support series.
> 
> This time around Mesa was ready for basic testing, using both vulkanmark
> and glmark2-es2-drm (with Zink). Details below.
> 
> Changes since v3 (all in the clk driver patch):
> - Changed pm_runtime_put() to pm_runtime_put_sync()
> - Added missing of_node_put() in remove function
> 
> Changes since v2 (all in the clk driver patch):
> - Made COMMON_CLK_MT8173_MFGTOP depend on PM
>   - Needed since the driver implements PM domains using the generic PM
>     domain library, which also depends on PM
>   - Fixes build breakage (kernel test robot)
> - Fixed "RST_DELAY_CNT" name (Brian)
> - Dropped unused mfg_desc (Brian)
> - Added check of clk_prepare_enable()'s return value in
>   clk_mt8173_mfgtop_power_on() (Brian)
> - Saved error value for return in IS_ERR(data->clk_26m) branch
>   (Dan Carpenter / kernel test robot w/ smatch)
> 
> Changes since v1:
> - Adapted to changed DT bindings
> - Dropped driver change
> - Use same power domain for "a" and "b" GPU power domains
> 
> 
> This series enables the PowerVR GPU found in the MT8173 SoC, found in
> some Chromebooks.

I'm making a pull for Stephen for the clk changes. Should patches 1,2,4
go through the clk tree? Patches 3,5 go through the DRM tree?

Brian