bus: mhi: host: Make local functions static

JIRA: https://issues.redhat.com/browse/RHEL-122857

commit 701aa9a
Author: Manivannan Sadhasivam <mani@kernel.org>
Date:   Tue Jun 17 12:13:45 2025 +0530

    bus: mhi: host: Make local functions static
    
    These functions were not used outside of the file defining them. So make
    them static as they should be.
    
    Signed-off-by: Manivannan Sadhasivam <mani@kernel.org>
    Link: https://patch.msgid.link/20250617064906.14079-1-mani@kernel.org

Signed-off-by: Jose Ignacio Tornos Martinez <jtornosm@redhat.com>

Author: jtornosm

drivers/bus/mhi/host/init.c

@@ -176,7 +176,7 @@ static int mhi_alloc_aligned_ring(struct mhi_controller *mhi_cntrl,
 	return 0;
 }
 
-void mhi_deinit_free_irq(struct mhi_controller *mhi_cntrl)
+static void mhi_deinit_free_irq(struct mhi_controller *mhi_cntrl)
 {
 	int i;
 	struct mhi_event *mhi_event = mhi_cntrl->mhi_event;
@@ -191,7 +191,7 @@ void mhi_deinit_free_irq(struct mhi_controller *mhi_cntrl)
 	free_irq(mhi_cntrl->irq[0], mhi_cntrl);
 }
 
-int mhi_init_irq_setup(struct mhi_controller *mhi_cntrl)
+static int mhi_init_irq_setup(struct mhi_controller *mhi_cntrl)
 {
 	struct mhi_event *mhi_event = mhi_cntrl->mhi_event;
 	struct device *dev = &mhi_cntrl->mhi_dev->dev;
@@ -254,7 +254,7 @@ int mhi_init_irq_setup(struct mhi_controller *mhi_cntrl)
 	return ret;
 }
 
-void mhi_deinit_dev_ctxt(struct mhi_controller *mhi_cntrl)
+static void mhi_deinit_dev_ctxt(struct mhi_controller *mhi_cntrl)
 {
 	int i;
 	struct mhi_ctxt *mhi_ctxt = mhi_cntrl->mhi_ctxt;
@@ -299,7 +299,7 @@ void mhi_deinit_dev_ctxt(struct mhi_controller *mhi_cntrl)
 	mhi_cntrl->mhi_ctxt = NULL;
 }
 
-int mhi_init_dev_ctxt(struct mhi_controller *mhi_cntrl)
+static int mhi_init_dev_ctxt(struct mhi_controller *mhi_cntrl)
 {
 	struct mhi_ctxt *mhi_ctxt;
 	struct mhi_chan_ctxt *chan_ctxt;

drivers/bus/mhi/host/internal.h

@@ -383,19 +383,12 @@ void mhi_ring_chan_db(struct mhi_controller *mhi_cntrl,
 
 /* Initialization methods */
 int mhi_init_mmio(struct mhi_controller *mhi_cntrl);
-int mhi_init_dev_ctxt(struct mhi_controller *mhi_cntrl);
-void mhi_deinit_dev_ctxt(struct mhi_controller *mhi_cntrl);
-int mhi_init_irq_setup(struct mhi_controller *mhi_cntrl);
-void mhi_deinit_free_irq(struct mhi_controller *mhi_cntrl);
 int mhi_rddm_prepare(struct mhi_controller *mhi_cntrl,
 		      struct image_info *img_info);
 void mhi_fw_load_handler(struct mhi_controller *mhi_cntrl);
 
 /* Automatically allocate and queue inbound buffers */
 #define MHI_CH_INBOUND_ALLOC_BUFS BIT(0)
-int mhi_prepare_channel(struct mhi_controller *mhi_cntrl,
-			struct mhi_chan *mhi_chan, unsigned int flags);
-
 int mhi_init_chan_ctxt(struct mhi_controller *mhi_cntrl,
 		       struct mhi_chan *mhi_chan);
 void mhi_deinit_chan_ctxt(struct mhi_controller *mhi_cntrl,

drivers/bus/mhi/host/main.c

@@ -1435,7 +1435,7 @@ static void mhi_unprepare_channel(struct mhi_controller *mhi_cntrl,
 	mutex_unlock(&mhi_chan->mutex);
 }
 
-int mhi_prepare_channel(struct mhi_controller *mhi_cntrl,
+static int mhi_prepare_channel(struct mhi_controller *mhi_cntrl,
 			struct mhi_chan *mhi_chan, unsigned int flags)
 {
 	int ret = 0;