bus: mhi: Remove unused nr_irqs_req variable

nr_irqs_req is unused in MHI stack.

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20200929175218.8178-18-manivannan.sadhasivam@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/bus/mhi/core/init.c b/drivers/bus/mhi/core/init.c
index 103d51f35e281775882e16277114750b103c5c02..0ffdebde826576f3baa525868a2ec416c63dd88b 100644 (file)
--- a/drivers/bus/mhi/core/init.c
+++ b/drivers/bus/mhi/core/init.c
@@ -680,9 +680,6 @@ static int parse_ev_cfg(struct mhi_controller *mhi_cntrl,
                mhi_event++;
        }
 
-       /* We need IRQ for each event ring + additional one for BHI */
-       mhi_cntrl->nr_irqs_req = mhi_cntrl->total_ev_rings + 1;
-
        return 0;
 
 error_ev_cfg:

diff --git a/include/linux/mhi.h b/include/linux/mhi.h
index fb45a0ff9aa32e03f35bc812650e07af9c2489b7..d4841e5a5f458531123b635f1f134e8520fb1b8f 100644 (file)
--- a/include/linux/mhi.h
+++ b/include/linux/mhi.h
@@ -312,7 +312,6 @@ struct mhi_controller_config {
  * @total_ev_rings: Total # of event rings allocated
  * @hw_ev_rings: Number of hardware event rings
  * @sw_ev_rings: Number of software event rings
- * @nr_irqs_req: Number of IRQs required to operate (optional)
  * @nr_irqs: Number of IRQ allocated by bus master (required)
  * @family_number: MHI controller family number
  * @device_number: MHI controller device number
@@ -393,7 +392,6 @@ struct mhi_controller {
        u32 total_ev_rings;
        u32 hw_ev_rings;
        u32 sw_ev_rings;
-       u32 nr_irqs_req;
        u32 nr_irqs;
        u32 family_number;
        u32 device_number;