From dfae39874f457dde585068c33a961b10445041cf Mon Sep 17 00:00:00 2001 From: Bart Van Assche Date: Fri, 18 Feb 2022 11:50:47 -0800 Subject: scsi: esp_scsi: Stop using the SCSI pointer Set .cmd_size in the SCSI host template instead of using the SCSI pointer from struct scsi_cmnd. This patch prepares for removal of the SCSI pointer from struct scsi_cmnd. Link: https://lore.kernel.org/r/20220218195117.25689-20-bvanassche@acm.org Reviewed-by: Johannes Thumshirn Reviewed-by: Hannes Reinecke Reviewed-by: Himanshu Madhani Signed-off-by: Bart Van Assche Signed-off-by: Martin K. Petersen --- drivers/scsi/esp_scsi.c | 4 +--- drivers/scsi/esp_scsi.h | 3 ++- 2 files changed, 3 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/scsi/esp_scsi.c b/drivers/scsi/esp_scsi.c index 57787537285a..64ec6bb84550 100644 --- a/drivers/scsi/esp_scsi.c +++ b/drivers/scsi/esp_scsi.c @@ -2678,6 +2678,7 @@ struct scsi_host_template scsi_esp_template = { .sg_tablesize = SG_ALL, .max_sectors = 0xffff, .skip_settle_delay = 1, + .cmd_size = sizeof(struct esp_cmd_priv), }; EXPORT_SYMBOL(scsi_esp_template); @@ -2739,9 +2740,6 @@ static struct spi_function_template esp_transport_ops = { static int __init esp_init(void) { - BUILD_BUG_ON(sizeof(struct scsi_pointer) < - sizeof(struct esp_cmd_priv)); - esp_transport_template = spi_attach_transport(&esp_transport_ops); if (!esp_transport_template) return -ENODEV; diff --git a/drivers/scsi/esp_scsi.h b/drivers/scsi/esp_scsi.h index 446a3d18c022..c73760d3cf83 100644 --- a/drivers/scsi/esp_scsi.h +++ b/drivers/scsi/esp_scsi.h @@ -262,7 +262,8 @@ struct esp_cmd_priv { struct scatterlist *cur_sg; int tot_residue; }; -#define ESP_CMD_PRIV(CMD) ((struct esp_cmd_priv *)(&(CMD)->SCp)) + +#define ESP_CMD_PRIV(cmd) ((struct esp_cmd_priv *)scsi_cmd_priv(cmd)) /* NOTE: this enum is ordered based on chip features! */ enum esp_rev { -- cgit