diff mbox series

HID: intel-ish-hid: ipc: Specify no cache snooping on TGL and ADL

Message ID 20211217074541.4705-1-xiang.ye@intel.com (mailing list archive)
State Mainlined
Commit bcad6d1bd9177740176ea79f6d0fc9f5b07e0c43
Delegated to: Jiri Kosina
Headers show
Series HID: intel-ish-hid: ipc: Specify no cache snooping on TGL and ADL | expand

Commit Message

Ye Xiang Dec. 17, 2021, 7:45 a.m. UTC
Specify that both TGL and ADL don't support DMA cache snooping.

Signed-off-by: Ye Xiang <xiang.ye@intel.com>
---
 drivers/hid/intel-ish-hid/ipc/ipc.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

Comments

srinivas pandruvada Dec. 17, 2021, 12:33 p.m. UTC | #1
On Fri, 2021-12-17 at 15:45 +0800, Ye Xiang wrote:
> Specify that both TGL and ADL don't support DMA cache snooping.
> 
> Signed-off-by: Ye Xiang <xiang.ye@intel.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

> ---
>  drivers/hid/intel-ish-hid/ipc/ipc.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/hid/intel-ish-hid/ipc/ipc.c b/drivers/hid/intel-
> ish-hid/ipc/ipc.c
> index 45e0c7b1c9ec..8ccb246b0114 100644
> --- a/drivers/hid/intel-ish-hid/ipc/ipc.c
> +++ b/drivers/hid/intel-ish-hid/ipc/ipc.c
> @@ -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 = {
Jiri Kosina Jan. 6, 2022, 1:18 p.m. UTC | #2
On Fri, 17 Dec 2021, Ye Xiang wrote:

> Specify that both TGL and ADL don't support DMA cache snooping.
> 
> Signed-off-by: Ye Xiang <xiang.ye@intel.com>
> ---
>  drivers/hid/intel-ish-hid/ipc/ipc.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/hid/intel-ish-hid/ipc/ipc.c b/drivers/hid/intel-ish-hid/ipc/ipc.c
> index 45e0c7b1c9ec..8ccb246b0114 100644
> --- a/drivers/hid/intel-ish-hid/ipc/ipc.c
> +++ b/drivers/hid/intel-ish-hid/ipc/ipc.c
> @@ -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);
>  }

Applied, thank you.
diff mbox series

Patch

diff --git a/drivers/hid/intel-ish-hid/ipc/ipc.c b/drivers/hid/intel-ish-hid/ipc/ipc.c
index 45e0c7b1c9ec..8ccb246b0114 100644
--- a/drivers/hid/intel-ish-hid/ipc/ipc.c
+++ b/drivers/hid/intel-ish-hid/ipc/ipc.c
@@ -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 = {