On Wed, 2020-04-01 at 22:36 -0700, John B. Wyatt IV wrote:
> Fix 4 over 80 char warnings by caching long enum values into local
> variables.
>
> All enums are only used once inside each function (and once inside
> the entire file).
>
> Reported by checkpatch.
>
> Signed-off-by: John B. Wyatt IV <jbwya...@gmail.com>
> ---
> drivers/staging/gasket/apex_driver.c | 13 +++++++++----
> 1 file changed, 9 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/gasket/apex_driver.c
> b/drivers/staging/gasket/apex_driver.c
> index 46199c8ca441..f48209ec7d24 100644
> --- a/drivers/staging/gasket/apex_driver.c
> +++ b/drivers/staging/gasket/apex_driver.c
> @@ -253,6 +253,8 @@ static int apex_get_status(struct gasket_dev *gasket_dev)
> /* Enter GCB reset state. */
> static int apex_enter_reset(struct gasket_dev *gasket_dev)
> {
> + int idle_gen_reg = APEX_BAR2_REG_IDLEGENERATOR_IDLEGEN_IDLEREGISTER;
> +
This indirection only makes the code more difficult to understand.
> if (bypass_top_level)
> return 0;
>
> @@ -263,7 +265,7 @@ static int apex_enter_reset(struct gasket_dev *gasket_dev)
> * - Enable GCB idle
> */
> gasket_read_modify_write_64(gasket_dev, APEX_BAR_INDEX,
> -
> APEX_BAR2_REG_IDLEGENERATOR_IDLEGEN_IDLEREGISTER,
> + idle_gen_reg,
> 0x0, 1, 32);
>
> /* - Initiate DMA pause */
> @@ -395,11 +397,12 @@ static int apex_device_cleanup(struct gasket_dev
> *gasket_dev)
> u64 scalar_error;
> u64 hib_error;
> int ret = 0;
> + int status = APEX_BAR2_REG_SCALAR_CORE_ERROR_STATUS;
>
> hib_error = gasket_dev_read_64(gasket_dev, APEX_BAR_INDEX,
> APEX_BAR2_REG_USER_HIB_ERROR_STATUS);
> scalar_error = gasket_dev_read_64(gasket_dev, APEX_BAR_INDEX,
> -
> APEX_BAR2_REG_SCALAR_CORE_ERROR_STATUS);
> + status);
>
> dev_dbg(gasket_dev->dev,
> "%s 0x%p hib_error 0x%llx scalar_error 0x%llx\n",
> @@ -584,6 +587,8 @@ static int apex_pci_probe(struct pci_dev *pci_dev,
> ulong page_table_ready, msix_table_ready;
> int retries = 0;
> struct gasket_dev *gasket_dev;
> + int page_table_init = APEX_BAR2_REG_KERNEL_HIB_PAGE_TABLE_INIT;
> + int msix_table_init = APEX_BAR2_REG_KERNEL_HIB_MSIX_TABLE_INIT;
>
> ret = pci_enable_device(pci_dev);
> if (ret) {
> @@ -606,10 +611,10 @@ static int apex_pci_probe(struct pci_dev *pci_dev,
> while (retries < APEX_RESET_RETRY) {
> page_table_ready =
> gasket_dev_read_64(gasket_dev, APEX_BAR_INDEX,
> -
> APEX_BAR2_REG_KERNEL_HIB_PAGE_TABLE_INIT);
> + page_table_init);
> msix_table_ready =
> gasket_dev_read_64(gasket_dev, APEX_BAR_INDEX,
> -
> APEX_BAR2_REG_KERNEL_HIB_MSIX_TABLE_INIT);
> + msix_table_init);
> if (page_table_ready && msix_table_ready)
> break;
> schedule_timeout(msecs_to_jiffies(APEX_RESET_DELAY));
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