bus: fsl-mc-msi: Use msi_desc::msi_index

Use the common msi_index member and get rid of the pointless wrapper struct.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20211210221814.477386185@linutronix.de

diff --git a/drivers/bus/fsl-mc/fsl-mc-allocator.c b/drivers/bus/fsl-mc/fsl-mc-allocator.c
index 6c51355..3370b63 100644 (file)
--- a/drivers/bus/fsl-mc/fsl-mc-allocator.c
+++ b/drivers/bus/fsl-mc/fsl-mc-allocator.c
@@ -393,7 +393,7 @@ int fsl_mc_populate_irq_pool(struct fsl_mc_device *mc_bus_dev,
        }
 
        for_each_msi_entry(msi_desc, &mc_bus_dev->dev) {
-               mc_dev_irq = &irq_resources[msi_desc->fsl_mc.msi_index];
+               mc_dev_irq = &irq_resources[msi_desc->msi_index];
                mc_dev_irq->msi_desc = msi_desc;
                mc_dev_irq->resource.id = msi_desc->irq;
        }

diff --git a/drivers/bus/fsl-mc/fsl-mc-msi.c b/drivers/bus/fsl-mc/fsl-mc-msi.c
index c6215b7..2ffb705 100644 (file)
--- a/drivers/bus/fsl-mc/fsl-mc-msi.c
+++ b/drivers/bus/fsl-mc/fsl-mc-msi.c
@@ -29,7 +29,7 @@ static irq_hw_number_t fsl_mc_domain_calc_hwirq(struct fsl_mc_device *dev,
         * Make the base hwirq value for ICID*10000 so it is readable
         * as a decimal value in /proc/interrupts.
         */
-       return (irq_hw_number_t)(desc->fsl_mc.msi_index + (dev->icid * 10000));
+       return (irq_hw_number_t)(desc->msi_index + (dev->icid * 10000));
 }
 
 static void fsl_mc_msi_set_desc(msi_alloc_info_t *arg,
@@ -122,7 +122,7 @@ static void fsl_mc_msi_write_msg(struct irq_data *irq_data,
        struct fsl_mc_device *mc_bus_dev = to_fsl_mc_device(msi_desc->dev);
        struct fsl_mc_bus *mc_bus = to_fsl_mc_bus(mc_bus_dev);
        struct fsl_mc_device_irq *mc_dev_irq =
-               &mc_bus->irq_resources[msi_desc->fsl_mc.msi_index];
+               &mc_bus->irq_resources[msi_desc->msi_index];
 
        msi_desc->msg = *msg;
 
@@ -235,7 +235,7 @@ static int fsl_mc_msi_alloc_descs(struct device *dev, unsigned int irq_count)
                        goto cleanup_msi_descs;
                }
 
-               msi_desc->fsl_mc.msi_index = i;
+               msi_desc->msi_index = i;
                INIT_LIST_HEAD(&msi_desc->list);
                list_add_tail(&msi_desc->list, dev_to_msi_list(dev));
        }

diff --git a/include/linux/msi.h b/include/linux/msi.h
index 1d85e95..25edf83 100644 (file)
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -106,14 +106,6 @@ struct pci_msi_desc {
        };
 };
 
-/**
- * fsl_mc_msi_desc - FSL-MC device specific msi descriptor data
- * @msi_index:         The index of the MSI descriptor
- */
-struct fsl_mc_msi_desc {
-       u16                             msi_index;
-};
-
 /**
  * ti_sci_inta_msi_desc - TISCI based INTA specific msi descriptor data
  * @dev_index: TISCI device index
@@ -137,7 +129,6 @@ struct ti_sci_inta_msi_desc {
  *
  * @msi_index: Index of the msi descriptor
  * @pci:       [PCI]       PCI speficic msi descriptor data
- * @fsl_mc:    [fsl-mc]    FSL MC device specific msi descriptor data
  * @inta:      [INTA]      TISCI based INTA specific msi descriptor data
  */
 struct msi_desc {
@@ -158,7 +149,6 @@ struct msi_desc {
        u16                             msi_index;
        union {
                struct pci_msi_desc             pci;
-               struct fsl_mc_msi_desc          fsl_mc;
                struct ti_sci_inta_msi_desc     inta;
        };
 };