Commit bcad6d1b authored by Ye Xiang's avatar Ye Xiang Committed by Jiri Kosina
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HID: intel-ish-hid: ipc: Specify no cache snooping on TGL and ADL 



Specify that both TGL and ADL don't support DMA cache snooping.

Signed-off-by: default avatarYe Xiang <xiang.ye@intel.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent aa320fdb

drivers/hid/intel-ish-hid/ipc/ipc.c

+5 −1
Original line number Diff line number Diff line
@@ -909,7 +909,11 @@ static uint32_t ish_ipc_get_header(struct ishtp_device *dev, int length, 
 */

static bool _dma_no_cache_snooping(struct ishtp_device *dev)

{

	return dev->pdev->device == EHL_Ax_DEVICE_ID;

	return (dev->pdev->device == EHL_Ax_DEVICE_ID ||

		dev->pdev->device == TGL_LP_DEVICE_ID ||

		dev->pdev->device == TGL_H_DEVICE_ID ||

		dev->pdev->device == ADL_S_DEVICE_ID ||

		dev->pdev->device == ADL_P_DEVICE_ID);

}



static const struct ishtp_hw_ops ish_hw_ops = {