drm/amdgpu: Wrap clflush_cache_range with x86 ifdef (6863d607) · Commits · 戴 / test

To avoid compile errors on other platforms. Signed-off-by:

drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c

+8 −1

Original line number	Diff line number	Diff line
		@@ -1883,8 +1883,15 @@ static ssize_t psp_usbc_pd_fw_sysfs_write(struct device *dev,

		memcpy_toio(cpu_addr, usbc_pd_fw->data, usbc_pd_fw->size);

		/TODO Remove once PSP starts snooping CPU cache /
		/*
		* x86 specific workaround.
		* Without it the buffer is invisible in PSP.
		*
		* TODO Remove once PSP starts snooping CPU cache
		*/
		#ifdef CONFIG_X86
		clflush_cache_range(cpu_addr, (usbc_pd_fw->size & ~(L1_CACHE_BYTES - 1)));
		#endif

		mutex_lock(&adev->psp.mutex);
		ret = psp_load_usbc_pd_fw(&adev->psp, dma_addr);