tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 0aa78d17099b04fd9d36fe338af48ad6fe2d7fca commit: 8f28ca6bd8211214faf717677bbffe375c2a6072 iomap: constify ioreadX() iomem argument (as in generic implementation) date: 1 year ago config: alpha-randconfig-s031-20210816 (attached as .config) compiler: alpha-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-348-gf0e6938b-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 8f28ca6bd8211214faf717677bbffe375c2a6072 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=alpha If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) drivers/scsi/mvumi.c:81:52: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@ drivers/scsi/mvumi.c:81:52: sparse: expected void [noderef] __iomem * drivers/scsi/mvumi.c:81:52: sparse: got void * drivers/scsi/mvumi.c:90:39: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@ drivers/scsi/mvumi.c:90:39: sparse: expected void * drivers/scsi/mvumi.c:90:39: sparse: got void [noderef] __iomem * drivers/scsi/mvumi.c:210:34: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] baseaddr_l @@ got restricted __le32 [usertype] @@ drivers/scsi/mvumi.c:210:34: sparse: expected unsigned int [usertype] baseaddr_l drivers/scsi/mvumi.c:210:34: sparse: got restricted __le32 [usertype] drivers/scsi/mvumi.c:211:34: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] baseaddr_h @@ got restricted __le32 [usertype] @@ drivers/scsi/mvumi.c:211:34: sparse: expected unsigned int [usertype] baseaddr_h drivers/scsi/mvumi.c:211:34: sparse: got restricted __le32 [usertype] drivers/scsi/mvumi.c:213:17: sparse: sparse: invalid assignment: |= drivers/scsi/mvumi.c:213:17: sparse: left side has type unsigned int drivers/scsi/mvumi.c:213:17: sparse: right side has type restricted __le32 drivers/scsi/mvumi.c:213:17: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] size @@ got restricted __le32 [usertype] @@ drivers/scsi/mvumi.c:213:17: sparse: expected unsigned int [usertype] size drivers/scsi/mvumi.c:213:17: sparse: got restricted __le32 [usertype] drivers/scsi/mvumi.c:242:26: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] baseaddr_l @@ got restricted __le32 [usertype] @@ drivers/scsi/mvumi.c:242:26: sparse: expected unsigned int [usertype] baseaddr_l drivers/scsi/mvumi.c:242:26: sparse: got restricted __le32 [usertype] drivers/scsi/mvumi.c:243:26: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] baseaddr_h @@ got restricted __le32 [usertype] @@ drivers/scsi/mvumi.c:243:26: sparse: expected unsigned int [usertype] baseaddr_h drivers/scsi/mvumi.c:243:26: sparse: got restricted __le32 [usertype] drivers/scsi/mvumi.c:245:9: sparse: sparse: invalid assignment: |= drivers/scsi/mvumi.c:245:9: sparse: left side has type unsigned int drivers/scsi/mvumi.c:245:9: sparse: right side has type restricted __le32 drivers/scsi/mvumi.c:245:9: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] size @@ got restricted __le32 [usertype] @@ drivers/scsi/mvumi.c:245:9: sparse: expected unsigned int [usertype] size drivers/scsi/mvumi.c:245:9: sparse: got restricted __le32 [usertype] drivers/scsi/mvumi.c:407:40: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:407:40: sparse: got void *inb_read_pointer drivers/scsi/mvumi.c:429:30: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:429:30: sparse: got void *ib_shadow drivers/scsi/mvumi.c:458:31: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *ib_shadow @@ drivers/scsi/mvumi.c:458:31: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:458:31: sparse: got void *ib_shadow drivers/scsi/mvumi.c:459:48: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *inb_write_pointer @@ drivers/scsi/mvumi.c:459:48: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:459:48: sparse: got void *inb_write_pointer drivers/scsi/mvumi.c:496:41: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:496:41: sparse: got void *outb_copy_pointer drivers/scsi/mvumi.c:497:48: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:497:48: sparse: got void *ob_shadow drivers/scsi/mvumi.c:516:33: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:516:33: sparse: got void *outb_read_pointer drivers/scsi/mvumi.c:517:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *outb_copy_pointer @@ drivers/scsi/mvumi.c:517:33: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:517:33: sparse: got void *outb_copy_pointer drivers/scsi/mvumi.c:578:42: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *outb_read_pointer @@ drivers/scsi/mvumi.c:578:42: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:578:42: sparse: got void *outb_read_pointer drivers/scsi/mvumi.c:585:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *enpointa_mask_reg @@ drivers/scsi/mvumi.c:585:26: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:585:26: sparse: got void *enpointa_mask_reg drivers/scsi/mvumi.c:586:26: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:586:26: sparse: got void *arm_to_pciea_msg1 drivers/scsi/mvumi.c:589:40: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *pciea_to_arm_drbl_reg @@ drivers/scsi/mvumi.c:589:40: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:589:40: sparse: got void *pciea_to_arm_drbl_reg drivers/scsi/mvumi.c:1281:28: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1281:28: sparse: got void *arm_to_pciea_drbl_reg drivers/scsi/mvumi.c:1282:28: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *arm_to_pciea_drbl_reg @@ drivers/scsi/mvumi.c:1282:28: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1282:28: sparse: got void *arm_to_pciea_drbl_reg drivers/scsi/mvumi.c:1284:48: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *arm_to_pciea_mask_reg @@ drivers/scsi/mvumi.c:1284:48: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1284:48: sparse: got void *arm_to_pciea_mask_reg drivers/scsi/mvumi.c:1285:28: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1285:28: sparse: got void *enpointa_mask_reg drivers/scsi/mvumi.c:1286:28: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *enpointa_mask_reg @@ drivers/scsi/mvumi.c:1286:28: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1286:28: sparse: got void *enpointa_mask_reg drivers/scsi/mvumi.c:612:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *enpointa_mask_reg @@ drivers/scsi/mvumi.c:612:26: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:612:26: sparse: got void *enpointa_mask_reg drivers/scsi/mvumi.c:613:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *arm_to_pciea_msg1 @@ drivers/scsi/mvumi.c:613:28: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:613:28: sparse: got void *arm_to_pciea_msg1 drivers/scsi/mvumi.c:615:46: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *pciea_to_arm_drbl_reg @@ drivers/scsi/mvumi.c:615:46: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:615:46: sparse: got void *pciea_to_arm_drbl_reg drivers/scsi/mvumi.c:624:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *arm_to_pciea_msg1 @@ drivers/scsi/mvumi.c:624:36: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:624:36: sparse: got void *arm_to_pciea_msg1 drivers/scsi/mvumi.c:670:32: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *reset_enable @@ drivers/scsi/mvumi.c:670:32: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:670:32: sparse: got void *reset_enable drivers/scsi/mvumi.c:671:34: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *reset_request @@ drivers/scsi/mvumi.c:671:34: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:671:34: sparse: got void *reset_request drivers/scsi/mvumi.c:673:35: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *reset_enable @@ drivers/scsi/mvumi.c:673:35: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:673:35: sparse: got void *reset_enable drivers/scsi/mvumi.c:674:35: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *reset_request @@ drivers/scsi/mvumi.c:674:35: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:674:35: sparse: got void *reset_request drivers/scsi/mvumi.c:1100:36: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1100:36: sparse: got void *arm_to_pciea_msg0 drivers/scsi/mvumi.c:1115:52: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *pciea_to_arm_msg1 @@ drivers/scsi/mvumi.c:1115:52: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1115:52: sparse: got void *pciea_to_arm_msg1 drivers/scsi/mvumi.c:1116:39: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *pciea_to_arm_msg0 @@ drivers/scsi/mvumi.c:1116:39: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1116:39: sparse: got void *pciea_to_arm_msg0 drivers/scsi/mvumi.c:1117:47: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *pciea_to_arm_drbl_reg @@ drivers/scsi/mvumi.c:1117:47: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1117:47: sparse: got void *pciea_to_arm_drbl_reg drivers/scsi/mvumi.c:1122:45: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *pciea_to_arm_msg1 @@ drivers/scsi/mvumi.c:1122:45: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1122:45: sparse: got void *pciea_to_arm_msg1 drivers/scsi/mvumi.c:1124:45: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *arm_to_pciea_msg1 @@ drivers/scsi/mvumi.c:1124:45: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1124:45: sparse: got void *arm_to_pciea_msg1 drivers/scsi/mvumi.c:1127:39: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *pciea_to_arm_msg0 @@ drivers/scsi/mvumi.c:1127:39: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1127:39: sparse: got void *pciea_to_arm_msg0 drivers/scsi/mvumi.c:1128:47: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *pciea_to_arm_drbl_reg @@ drivers/scsi/mvumi.c:1128:47: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1128:47: sparse: got void *pciea_to_arm_drbl_reg drivers/scsi/mvumi.c:1168:39: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *pciea_to_arm_msg0 @@ drivers/scsi/mvumi.c:1168:39: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1168:39: sparse: got void *pciea_to_arm_msg0 drivers/scsi/mvumi.c:1169:47: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *pciea_to_arm_drbl_reg @@ drivers/scsi/mvumi.c:1169:47: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1169:47: sparse: got void *pciea_to_arm_drbl_reg drivers/scsi/mvumi.c:1174:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *enpointa_mask_reg @@ drivers/scsi/mvumi.c:1174:36: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1174:36: sparse: got void *enpointa_mask_reg drivers/scsi/mvumi.c:1176:36: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *enpointa_mask_reg @@ drivers/scsi/mvumi.c:1176:36: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1176:36: sparse: got void *enpointa_mask_reg drivers/scsi/mvumi.c:1177:50: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *ib_shadow @@ drivers/scsi/mvumi.c:1177:50: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1177:50: sparse: got void *ib_shadow drivers/scsi/mvumi.c:1180:45: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *inb_aval_count_basel @@ drivers/scsi/mvumi.c:1180:45: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1180:45: sparse: got void *inb_aval_count_basel drivers/scsi/mvumi.c:1182:45: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *inb_aval_count_baseh @@ drivers/scsi/mvumi.c:1182:45: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1182:45: sparse: got void *inb_aval_count_baseh drivers/scsi/mvumi.c:1188:61: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *ob_shadow @@ drivers/scsi/mvumi.c:1188:61: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1188:61: sparse: got void *ob_shadow drivers/scsi/mvumi.c:1190:61: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *outb_copy_basel @@ drivers/scsi/mvumi.c:1190:61: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1190:61: sparse: got void *outb_copy_basel drivers/scsi/mvumi.c:1192:61: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *outb_copy_baseh @@ drivers/scsi/mvumi.c:1192:61: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1192:61: sparse: got void *outb_copy_baseh drivers/scsi/mvumi.c:1244:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *arm_to_pciea_msg1 @@ drivers/scsi/mvumi.c:1244:34: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1244:34: sparse: got void *arm_to_pciea_msg1 drivers/scsi/mvumi.c:1248:51: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *pciea_to_arm_drbl_reg @@ drivers/scsi/mvumi.c:1248:51: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1248:51: sparse: got void *pciea_to_arm_drbl_reg drivers/scsi/mvumi.c:1256:42: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *arm_to_pciea_msg1 @@ drivers/scsi/mvumi.c:1256:42: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1256:42: sparse: got void *arm_to_pciea_msg1 drivers/scsi/mvumi.c:1849:35: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] src_low_addr @@ got restricted __le32 [usertype] @@ drivers/scsi/mvumi.c:1849:35: sparse: expected unsigned int [usertype] src_low_addr drivers/scsi/mvumi.c:1849:35: sparse: got restricted __le32 [usertype] drivers/scsi/mvumi.c:1851:36: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] src_high_addr @@ got restricted __le32 [usertype] @@ drivers/scsi/mvumi.c:1851:36: sparse: expected unsigned int [usertype] src_high_addr drivers/scsi/mvumi.c:1851:36: sparse: got restricted __le32 [usertype] drivers/scsi/mvumi.c:1903:48: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *arm_to_pciea_mask_reg @@ drivers/scsi/mvumi.c:1903:48: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1903:48: sparse: got void *arm_to_pciea_mask_reg drivers/scsi/mvumi.c:1904:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *enpointa_mask_reg @@ drivers/scsi/mvumi.c:1904:29: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1904:29: sparse: got void *enpointa_mask_reg drivers/scsi/mvumi.c:1906:29: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *enpointa_mask_reg @@ drivers/scsi/mvumi.c:1906:29: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1906:29: sparse: got void *enpointa_mask_reg drivers/scsi/mvumi.c:1918:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *arm_to_pciea_mask_reg @@ drivers/scsi/mvumi.c:1918:26: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1918:26: sparse: got void *arm_to_pciea_mask_reg drivers/scsi/mvumi.c:1919:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *enpointa_mask_reg @@ drivers/scsi/mvumi.c:1919:29: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1919:29: sparse: got void *enpointa_mask_reg drivers/scsi/mvumi.c:1922:29: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *enpointa_mask_reg @@ drivers/scsi/mvumi.c:1922:29: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1922:29: sparse: got void *enpointa_mask_reg drivers/scsi/mvumi.c:1931:31: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1931:31: sparse: got void *main_int_cause_reg drivers/scsi/mvumi.c:1935:36: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1935:36: sparse: got void *outb_isr_cause drivers/scsi/mvumi.c:1939:61: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *outb_isr_cause @@ drivers/scsi/mvumi.c:1939:61: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1939:61: sparse: got void *outb_isr_cause drivers/scsi/mvumi.c:1945:53: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *outb_isr_cause @@ drivers/scsi/mvumi.c:1945:53: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1945:53: sparse: got void *outb_isr_cause drivers/scsi/mvumi.c:1951:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *outb_isr_cause @@ drivers/scsi/mvumi.c:1951:36: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1951:36: sparse: got void *outb_isr_cause drivers/scsi/mvumi.c:1953:61: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *outb_isr_cause @@ drivers/scsi/mvumi.c:1953:61: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1953:61: sparse: got void *outb_isr_cause drivers/scsi/mvumi.c:1956:43: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *arm_to_pciea_drbl_reg @@ drivers/scsi/mvumi.c:1956:43: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1956:43: sparse: got void *arm_to_pciea_drbl_reg drivers/scsi/mvumi.c:1958:51: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *arm_to_pciea_drbl_reg @@ drivers/scsi/mvumi.c:1958:51: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1958:51: sparse: got void *arm_to_pciea_drbl_reg drivers/scsi/mvumi.c:1975:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *arm_to_pciea_drbl_reg @@ drivers/scsi/mvumi.c:1975:37: sparse: expected void const [noderef] __iomem *addr drivers/scsi/mvumi.c:1975:37: sparse: got void *arm_to_pciea_drbl_reg drivers/scsi/mvumi.c:1977:45: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *arm_to_pciea_drbl_reg @@ drivers/scsi/mvumi.c:1977:45: sparse: expected void [noderef] __iomem *addr drivers/scsi/mvumi.c:1977:45: sparse: got void *arm_to_pciea_drbl_reg vim +407 drivers/scsi/mvumi.c f0c568a478f0353 Jianyun Li 2011-05-11 222 f0c568a478f0353 Jianyun Li 2011-05-11 223 static int mvumi_internal_cmd_sgl(struct mvumi_hba *mhba, struct mvumi_cmd *cmd, f0c568a478f0353 Jianyun Li 2011-05-11 224 unsigned int size) f0c568a478f0353 Jianyun Li 2011-05-11 225 { f0c568a478f0353 Jianyun Li 2011-05-11 226 struct mvumi_sgl *m_sg; f0c568a478f0353 Jianyun Li 2011-05-11 227 void *virt_addr; f0c568a478f0353 Jianyun Li 2011-05-11 228 dma_addr_t phy_addr; f0c568a478f0353 Jianyun Li 2011-05-11 229 f0c568a478f0353 Jianyun Li 2011-05-11 230 if (size == 0) f0c568a478f0353 Jianyun Li 2011-05-11 231 return 0; f0c568a478f0353 Jianyun Li 2011-05-11 232 750afb08ca71310 Luis Chamberlain 2019-01-04 233 virt_addr = dma_alloc_coherent(&mhba->pdev->dev, size, &phy_addr, ab8e7f4bdfeac57 Christoph Hellwig 2018-10-10 234 GFP_KERNEL); f0c568a478f0353 Jianyun Li 2011-05-11 235 if (!virt_addr) f0c568a478f0353 Jianyun Li 2011-05-11 236 return -1; f0c568a478f0353 Jianyun Li 2011-05-11 237 f0c568a478f0353 Jianyun Li 2011-05-11 238 m_sg = (struct mvumi_sgl *) &cmd->frame->payload[0]; f0c568a478f0353 Jianyun Li 2011-05-11 239 cmd->frame->sg_counts = 1; f0c568a478f0353 Jianyun Li 2011-05-11 240 cmd->data_buf = virt_addr; f0c568a478f0353 Jianyun Li 2011-05-11 241 f0c568a478f0353 Jianyun Li 2011-05-11 242 m_sg->baseaddr_l = cpu_to_le32(lower_32_bits(phy_addr)); f0c568a478f0353 Jianyun Li 2011-05-11 @243 m_sg->baseaddr_h = cpu_to_le32(upper_32_bits(phy_addr)); bd756ddea18e02c Shun Fu 2012-09-23 244 m_sg->flags = 1U << mhba->eot_flag; bd756ddea18e02c Shun Fu 2012-09-23 @245 sgd_setsz(mhba, m_sg, cpu_to_le32(size)); f0c568a478f0353 Jianyun Li 2011-05-11 246 f0c568a478f0353 Jianyun Li 2011-05-11 247 return 0; f0c568a478f0353 Jianyun Li 2011-05-11 248 } f0c568a478f0353 Jianyun Li 2011-05-11 249 f0c568a478f0353 Jianyun Li 2011-05-11 250 static struct mvumi_cmd *mvumi_create_internal_cmd(struct mvumi_hba *mhba, f0c568a478f0353 Jianyun Li 2011-05-11 251 unsigned int buf_size) f0c568a478f0353 Jianyun Li 2011-05-11 252 { f0c568a478f0353 Jianyun Li 2011-05-11 253 struct mvumi_cmd *cmd; f0c568a478f0353 Jianyun Li 2011-05-11 254 f0c568a478f0353 Jianyun Li 2011-05-11 255 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); f0c568a478f0353 Jianyun Li 2011-05-11 256 if (!cmd) { f0c568a478f0353 Jianyun Li 2011-05-11 257 dev_err(&mhba->pdev->dev, "failed to create a internal cmd\n"); f0c568a478f0353 Jianyun Li 2011-05-11 258 return NULL; f0c568a478f0353 Jianyun Li 2011-05-11 259 } f0c568a478f0353 Jianyun Li 2011-05-11 260 INIT_LIST_HEAD(&cmd->queue_pointer); f0c568a478f0353 Jianyun Li 2011-05-11 261 ab8e7f4bdfeac57 Christoph Hellwig 2018-10-10 262 cmd->frame = dma_alloc_coherent(&mhba->pdev->dev, mhba->ib_max_size, ab8e7f4bdfeac57 Christoph Hellwig 2018-10-10 263 &cmd->frame_phys, GFP_KERNEL); f0c568a478f0353 Jianyun Li 2011-05-11 264 if (!cmd->frame) { f0c568a478f0353 Jianyun Li 2011-05-11 265 dev_err(&mhba->pdev->dev, "failed to allocate memory for FW" f0c568a478f0353 Jianyun Li 2011-05-11 266 " frame,size = %d.\n", mhba->ib_max_size); f0c568a478f0353 Jianyun Li 2011-05-11 267 kfree(cmd); f0c568a478f0353 Jianyun Li 2011-05-11 268 return NULL; f0c568a478f0353 Jianyun Li 2011-05-11 269 } f0c568a478f0353 Jianyun Li 2011-05-11 270 f0c568a478f0353 Jianyun Li 2011-05-11 271 if (buf_size) { f0c568a478f0353 Jianyun Li 2011-05-11 272 if (mvumi_internal_cmd_sgl(mhba, cmd, buf_size)) { f0c568a478f0353 Jianyun Li 2011-05-11 273 dev_err(&mhba->pdev->dev, "failed to allocate memory" f0c568a478f0353 Jianyun Li 2011-05-11 274 " for internal frame\n"); ab8e7f4bdfeac57 Christoph Hellwig 2018-10-10 275 dma_free_coherent(&mhba->pdev->dev, mhba->ib_max_size, bd756ddea18e02c Shun Fu 2012-09-23 276 cmd->frame, cmd->frame_phys); f0c568a478f0353 Jianyun Li 2011-05-11 277 kfree(cmd); f0c568a478f0353 Jianyun Li 2011-05-11 278 return NULL; f0c568a478f0353 Jianyun Li 2011-05-11 279 } f0c568a478f0353 Jianyun Li 2011-05-11 280 } else f0c568a478f0353 Jianyun Li 2011-05-11 281 cmd->frame->sg_counts = 0; f0c568a478f0353 Jianyun Li 2011-05-11 282 f0c568a478f0353 Jianyun Li 2011-05-11 283 return cmd; f0c568a478f0353 Jianyun Li 2011-05-11 284 } f0c568a478f0353 Jianyun Li 2011-05-11 285 f0c568a478f0353 Jianyun Li 2011-05-11 286 static void mvumi_delete_internal_cmd(struct mvumi_hba *mhba, f0c568a478f0353 Jianyun Li 2011-05-11 287 struct mvumi_cmd *cmd) f0c568a478f0353 Jianyun Li 2011-05-11 288 { f0c568a478f0353 Jianyun Li 2011-05-11 289 struct mvumi_sgl *m_sg; f0c568a478f0353 Jianyun Li 2011-05-11 290 unsigned int size; f0c568a478f0353 Jianyun Li 2011-05-11 291 dma_addr_t phy_addr; f0c568a478f0353 Jianyun Li 2011-05-11 292 f0c568a478f0353 Jianyun Li 2011-05-11 293 if (cmd && cmd->frame) { f0c568a478f0353 Jianyun Li 2011-05-11 294 if (cmd->frame->sg_counts) { f0c568a478f0353 Jianyun Li 2011-05-11 295 m_sg = (struct mvumi_sgl *) &cmd->frame->payload[0]; bd756ddea18e02c Shun Fu 2012-09-23 296 sgd_getsz(mhba, m_sg, size); f0c568a478f0353 Jianyun Li 2011-05-11 297 f0c568a478f0353 Jianyun Li 2011-05-11 298 phy_addr = (dma_addr_t) m_sg->baseaddr_l | f0c568a478f0353 Jianyun Li 2011-05-11 299 (dma_addr_t) ((m_sg->baseaddr_h << 16) << 16); f0c568a478f0353 Jianyun Li 2011-05-11 300 ab8e7f4bdfeac57 Christoph Hellwig 2018-10-10 301 dma_free_coherent(&mhba->pdev->dev, size, cmd->data_buf, f0c568a478f0353 Jianyun Li 2011-05-11 302 phy_addr); f0c568a478f0353 Jianyun Li 2011-05-11 303 } ab8e7f4bdfeac57 Christoph Hellwig 2018-10-10 304 dma_free_coherent(&mhba->pdev->dev, mhba->ib_max_size, bd756ddea18e02c Shun Fu 2012-09-23 305 cmd->frame, cmd->frame_phys); f0c568a478f0353 Jianyun Li 2011-05-11 306 kfree(cmd); f0c568a478f0353 Jianyun Li 2011-05-11 307 } f0c568a478f0353 Jianyun Li 2011-05-11 308 } f0c568a478f0353 Jianyun Li 2011-05-11 309 f0c568a478f0353 Jianyun Li 2011-05-11 310 /** f0c568a478f0353 Jianyun Li 2011-05-11 311 * mvumi_get_cmd - Get a command from the free pool f0c568a478f0353 Jianyun Li 2011-05-11 312 * @mhba: Adapter soft state f0c568a478f0353 Jianyun Li 2011-05-11 313 * f0c568a478f0353 Jianyun Li 2011-05-11 314 * Returns a free command from the pool f0c568a478f0353 Jianyun Li 2011-05-11 315 */ f0c568a478f0353 Jianyun Li 2011-05-11 316 static struct mvumi_cmd *mvumi_get_cmd(struct mvumi_hba *mhba) f0c568a478f0353 Jianyun Li 2011-05-11 317 { f0c568a478f0353 Jianyun Li 2011-05-11 318 struct mvumi_cmd *cmd = NULL; f0c568a478f0353 Jianyun Li 2011-05-11 319 f0c568a478f0353 Jianyun Li 2011-05-11 320 if (likely(!list_empty(&mhba->cmd_pool))) { f0c568a478f0353 Jianyun Li 2011-05-11 321 cmd = list_entry((&mhba->cmd_pool)->next, f0c568a478f0353 Jianyun Li 2011-05-11 322 struct mvumi_cmd, queue_pointer); f0c568a478f0353 Jianyun Li 2011-05-11 323 list_del_init(&cmd->queue_pointer); f0c568a478f0353 Jianyun Li 2011-05-11 324 } else f0c568a478f0353 Jianyun Li 2011-05-11 325 dev_warn(&mhba->pdev->dev, "command pool is empty!\n"); f0c568a478f0353 Jianyun Li 2011-05-11 326 f0c568a478f0353 Jianyun Li 2011-05-11 327 return cmd; f0c568a478f0353 Jianyun Li 2011-05-11 328 } f0c568a478f0353 Jianyun Li 2011-05-11 329 f0c568a478f0353 Jianyun Li 2011-05-11 330 /** f0c568a478f0353 Jianyun Li 2011-05-11 331 * mvumi_return_cmd - Return a cmd to free command pool f0c568a478f0353 Jianyun Li 2011-05-11 332 * @mhba: Adapter soft state f0c568a478f0353 Jianyun Li 2011-05-11 333 * @cmd: Command packet to be returned to free command pool f0c568a478f0353 Jianyun Li 2011-05-11 334 */ f0c568a478f0353 Jianyun Li 2011-05-11 335 static inline void mvumi_return_cmd(struct mvumi_hba *mhba, f0c568a478f0353 Jianyun Li 2011-05-11 336 struct mvumi_cmd *cmd) f0c568a478f0353 Jianyun Li 2011-05-11 337 { f0c568a478f0353 Jianyun Li 2011-05-11 338 cmd->scmd = NULL; f0c568a478f0353 Jianyun Li 2011-05-11 339 list_add_tail(&cmd->queue_pointer, &mhba->cmd_pool); f0c568a478f0353 Jianyun Li 2011-05-11 340 } f0c568a478f0353 Jianyun Li 2011-05-11 341 f0c568a478f0353 Jianyun Li 2011-05-11 342 /** f0c568a478f0353 Jianyun Li 2011-05-11 343 * mvumi_free_cmds - Free all the cmds in the free cmd pool f0c568a478f0353 Jianyun Li 2011-05-11 344 * @mhba: Adapter soft state f0c568a478f0353 Jianyun Li 2011-05-11 345 */ f0c568a478f0353 Jianyun Li 2011-05-11 346 static void mvumi_free_cmds(struct mvumi_hba *mhba) f0c568a478f0353 Jianyun Li 2011-05-11 347 { f0c568a478f0353 Jianyun Li 2011-05-11 348 struct mvumi_cmd *cmd; f0c568a478f0353 Jianyun Li 2011-05-11 349 f0c568a478f0353 Jianyun Li 2011-05-11 350 while (!list_empty(&mhba->cmd_pool)) { f0c568a478f0353 Jianyun Li 2011-05-11 351 cmd = list_first_entry(&mhba->cmd_pool, struct mvumi_cmd, f0c568a478f0353 Jianyun Li 2011-05-11 352 queue_pointer); f0c568a478f0353 Jianyun Li 2011-05-11 353 list_del(&cmd->queue_pointer); bd756ddea18e02c Shun Fu 2012-09-23 354 if (!(mhba->hba_capability & HS_CAPABILITY_SUPPORT_DYN_SRC)) f0c568a478f0353 Jianyun Li 2011-05-11 355 kfree(cmd->frame); f0c568a478f0353 Jianyun Li 2011-05-11 356 kfree(cmd); f0c568a478f0353 Jianyun Li 2011-05-11 357 } f0c568a478f0353 Jianyun Li 2011-05-11 358 } f0c568a478f0353 Jianyun Li 2011-05-11 359 f0c568a478f0353 Jianyun Li 2011-05-11 360 /** f0c568a478f0353 Jianyun Li 2011-05-11 361 * mvumi_alloc_cmds - Allocates the command packets f0c568a478f0353 Jianyun Li 2011-05-11 362 * @mhba: Adapter soft state f0c568a478f0353 Jianyun Li 2011-05-11 363 * f0c568a478f0353 Jianyun Li 2011-05-11 364 */ f0c568a478f0353 Jianyun Li 2011-05-11 365 static int mvumi_alloc_cmds(struct mvumi_hba *mhba) f0c568a478f0353 Jianyun Li 2011-05-11 366 { f0c568a478f0353 Jianyun Li 2011-05-11 367 int i; f0c568a478f0353 Jianyun Li 2011-05-11 368 struct mvumi_cmd *cmd; f0c568a478f0353 Jianyun Li 2011-05-11 369 f0c568a478f0353 Jianyun Li 2011-05-11 370 for (i = 0; i < mhba->max_io; i++) { f0c568a478f0353 Jianyun Li 2011-05-11 371 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); f0c568a478f0353 Jianyun Li 2011-05-11 372 if (!cmd) f0c568a478f0353 Jianyun Li 2011-05-11 373 goto err_exit; f0c568a478f0353 Jianyun Li 2011-05-11 374 f0c568a478f0353 Jianyun Li 2011-05-11 375 INIT_LIST_HEAD(&cmd->queue_pointer); f0c568a478f0353 Jianyun Li 2011-05-11 376 list_add_tail(&cmd->queue_pointer, &mhba->cmd_pool); bd756ddea18e02c Shun Fu 2012-09-23 377 if (mhba->hba_capability & HS_CAPABILITY_SUPPORT_DYN_SRC) { bd756ddea18e02c Shun Fu 2012-09-23 378 cmd->frame = mhba->ib_frame + i * mhba->ib_max_size; bd756ddea18e02c Shun Fu 2012-09-23 379 cmd->frame_phys = mhba->ib_frame_phys bd756ddea18e02c Shun Fu 2012-09-23 380 + i * mhba->ib_max_size; bd756ddea18e02c Shun Fu 2012-09-23 381 } else f0c568a478f0353 Jianyun Li 2011-05-11 382 cmd->frame = kzalloc(mhba->ib_max_size, GFP_KERNEL); f0c568a478f0353 Jianyun Li 2011-05-11 383 if (!cmd->frame) f0c568a478f0353 Jianyun Li 2011-05-11 384 goto err_exit; f0c568a478f0353 Jianyun Li 2011-05-11 385 } f0c568a478f0353 Jianyun Li 2011-05-11 386 return 0; f0c568a478f0353 Jianyun Li 2011-05-11 387 f0c568a478f0353 Jianyun Li 2011-05-11 388 err_exit: f0c568a478f0353 Jianyun Li 2011-05-11 389 dev_err(&mhba->pdev->dev, f0c568a478f0353 Jianyun Li 2011-05-11 390 "failed to allocate memory for cmd[0x%x].\n", i); f0c568a478f0353 Jianyun Li 2011-05-11 391 while (!list_empty(&mhba->cmd_pool)) { f0c568a478f0353 Jianyun Li 2011-05-11 392 cmd = list_first_entry(&mhba->cmd_pool, struct mvumi_cmd, f0c568a478f0353 Jianyun Li 2011-05-11 393 queue_pointer); f0c568a478f0353 Jianyun Li 2011-05-11 394 list_del(&cmd->queue_pointer); bd756ddea18e02c Shun Fu 2012-09-23 395 if (!(mhba->hba_capability & HS_CAPABILITY_SUPPORT_DYN_SRC)) f0c568a478f0353 Jianyun Li 2011-05-11 396 kfree(cmd->frame); f0c568a478f0353 Jianyun Li 2011-05-11 397 kfree(cmd); f0c568a478f0353 Jianyun Li 2011-05-11 398 } f0c568a478f0353 Jianyun Li 2011-05-11 399 return -ENOMEM; f0c568a478f0353 Jianyun Li 2011-05-11 400 } f0c568a478f0353 Jianyun Li 2011-05-11 401 bd756ddea18e02c Shun Fu 2012-09-23 402 static unsigned int mvumi_check_ib_list_9143(struct mvumi_hba *mhba) f0c568a478f0353 Jianyun Li 2011-05-11 403 { bd756ddea18e02c Shun Fu 2012-09-23 404 unsigned int ib_rp_reg; bd756ddea18e02c Shun Fu 2012-09-23 405 struct mvumi_hw_regs *regs = mhba->regs; bd756ddea18e02c Shun Fu 2012-09-23 406 bd756ddea18e02c Shun Fu 2012-09-23 @407 ib_rp_reg = ioread32(mhba->regs->inb_read_pointer); f0c568a478f0353 Jianyun Li 2011-05-11 408 bd756ddea18e02c Shun Fu 2012-09-23 409 if (unlikely(((ib_rp_reg & regs->cl_slot_num_mask) == bd756ddea18e02c Shun Fu 2012-09-23 410 (mhba->ib_cur_slot & regs->cl_slot_num_mask)) && bd756ddea18e02c Shun Fu 2012-09-23 411 ((ib_rp_reg & regs->cl_pointer_toggle) bd756ddea18e02c Shun Fu 2012-09-23 412 != (mhba->ib_cur_slot & regs->cl_pointer_toggle)))) { bd756ddea18e02c Shun Fu 2012-09-23 413 dev_warn(&mhba->pdev->dev, "no free slot to use.\n"); bd756ddea18e02c Shun Fu 2012-09-23 414 return 0; bd756ddea18e02c Shun Fu 2012-09-23 415 } f0c568a478f0353 Jianyun Li 2011-05-11 416 if (atomic_read(&mhba->fw_outstanding) >= mhba->max_io) { f0c568a478f0353 Jianyun Li 2011-05-11 417 dev_warn(&mhba->pdev->dev, "firmware io overflow.\n"); bd756ddea18e02c Shun Fu 2012-09-23 418 return 0; bd756ddea18e02c Shun Fu 2012-09-23 419 } else { bd756ddea18e02c Shun Fu 2012-09-23 420 return mhba->max_io - atomic_read(&mhba->fw_outstanding); bd756ddea18e02c Shun Fu 2012-09-23 421 } f0c568a478f0353 Jianyun Li 2011-05-11 422 } f0c568a478f0353 Jianyun Li 2011-05-11 423 bd756ddea18e02c Shun Fu 2012-09-23 424 static unsigned int mvumi_check_ib_list_9580(struct mvumi_hba *mhba) bd756ddea18e02c Shun Fu 2012-09-23 425 { bd756ddea18e02c Shun Fu 2012-09-23 426 unsigned int count; bd756ddea18e02c Shun Fu 2012-09-23 427 if (atomic_read(&mhba->fw_outstanding) >= (mhba->max_io - 1)) bd756ddea18e02c Shun Fu 2012-09-23 428 return 0; bd756ddea18e02c Shun Fu 2012-09-23 @429 count = ioread32(mhba->ib_shadow); bd756ddea18e02c Shun Fu 2012-09-23 430 if (count == 0xffff) bd756ddea18e02c Shun Fu 2012-09-23 431 return 0; bd756ddea18e02c Shun Fu 2012-09-23 432 return count; f0c568a478f0353 Jianyun Li 2011-05-11 433 } f0c568a478f0353 Jianyun Li 2011-05-11 434 bd756ddea18e02c Shun Fu 2012-09-23 435 static void mvumi_get_ib_list_entry(struct mvumi_hba *mhba, void **ib_entry) bd756ddea18e02c Shun Fu 2012-09-23 436 { bd756ddea18e02c Shun Fu 2012-09-23 437 unsigned int cur_ib_entry; bd756ddea18e02c Shun Fu 2012-09-23 438 bd756ddea18e02c Shun Fu 2012-09-23 439 cur_ib_entry = mhba->ib_cur_slot & mhba->regs->cl_slot_num_mask; f0c568a478f0353 Jianyun Li 2011-05-11 440 cur_ib_entry++; f0c568a478f0353 Jianyun Li 2011-05-11 441 if (cur_ib_entry >= mhba->list_num_io) { f0c568a478f0353 Jianyun Li 2011-05-11 442 cur_ib_entry -= mhba->list_num_io; bd756ddea18e02c Shun Fu 2012-09-23 443 mhba->ib_cur_slot ^= mhba->regs->cl_pointer_toggle; f0c568a478f0353 Jianyun Li 2011-05-11 444 } bd756ddea18e02c Shun Fu 2012-09-23 445 mhba->ib_cur_slot &= ~mhba->regs->cl_slot_num_mask; bd756ddea18e02c Shun Fu 2012-09-23 446 mhba->ib_cur_slot |= (cur_ib_entry & mhba->regs->cl_slot_num_mask); bd756ddea18e02c Shun Fu 2012-09-23 447 if (mhba->hba_capability & HS_CAPABILITY_SUPPORT_DYN_SRC) { bd756ddea18e02c Shun Fu 2012-09-23 448 *ib_entry = mhba->ib_list + cur_ib_entry * bd756ddea18e02c Shun Fu 2012-09-23 449 sizeof(struct mvumi_dyn_list_entry); bd756ddea18e02c Shun Fu 2012-09-23 450 } else { f0c568a478f0353 Jianyun Li 2011-05-11 451 *ib_entry = mhba->ib_list + cur_ib_entry * mhba->ib_max_size; bd756ddea18e02c Shun Fu 2012-09-23 452 } f0c568a478f0353 Jianyun Li 2011-05-11 453 atomic_inc(&mhba->fw_outstanding); f0c568a478f0353 Jianyun Li 2011-05-11 454 } f0c568a478f0353 Jianyun Li 2011-05-11 455 f0c568a478f0353 Jianyun Li 2011-05-11 456 static void mvumi_send_ib_list_entry(struct mvumi_hba *mhba) f0c568a478f0353 Jianyun Li 2011-05-11 457 { bd756ddea18e02c Shun Fu 2012-09-23 @458 iowrite32(0xffff, mhba->ib_shadow); bd756ddea18e02c Shun Fu 2012-09-23 @459 iowrite32(mhba->ib_cur_slot, mhba->regs->inb_write_pointer); f0c568a478f0353 Jianyun Li 2011-05-11 460 } f0c568a478f0353 Jianyun Li 2011-05-11 461 f0c568a478f0353 Jianyun Li 2011-05-11 462 static char mvumi_check_ob_frame(struct mvumi_hba *mhba, f0c568a478f0353 Jianyun Li 2011-05-11 463 unsigned int cur_obf, struct mvumi_rsp_frame *p_outb_frame) f0c568a478f0353 Jianyun Li 2011-05-11 464 { f0c568a478f0353 Jianyun Li 2011-05-11 465 unsigned short tag, request_id; f0c568a478f0353 Jianyun Li 2011-05-11 466 f0c568a478f0353 Jianyun Li 2011-05-11 467 udelay(1); f0c568a478f0353 Jianyun Li 2011-05-11 468 p_outb_frame = mhba->ob_list + cur_obf * mhba->ob_max_size; f0c568a478f0353 Jianyun Li 2011-05-11 469 request_id = p_outb_frame->request_id; f0c568a478f0353 Jianyun Li 2011-05-11 470 tag = p_outb_frame->tag; f0c568a478f0353 Jianyun Li 2011-05-11 471 if (tag > mhba->tag_pool.size) { f0c568a478f0353 Jianyun Li 2011-05-11 472 dev_err(&mhba->pdev->dev, "ob frame data error\n"); f0c568a478f0353 Jianyun Li 2011-05-11 473 return -1; f0c568a478f0353 Jianyun Li 2011-05-11 474 } f0c568a478f0353 Jianyun Li 2011-05-11 475 if (mhba->tag_cmd[tag] == NULL) { f0c568a478f0353 Jianyun Li 2011-05-11 476 dev_err(&mhba->pdev->dev, "tag[0x%x] with NO command\n", tag); f0c568a478f0353 Jianyun Li 2011-05-11 477 return -1; f0c568a478f0353 Jianyun Li 2011-05-11 478 } else if (mhba->tag_cmd[tag]->request_id != request_id && f0c568a478f0353 Jianyun Li 2011-05-11 479 mhba->request_id_enabled) { f0c568a478f0353 Jianyun Li 2011-05-11 480 dev_err(&mhba->pdev->dev, "request ID from FW:0x%x," f0c568a478f0353 Jianyun Li 2011-05-11 481 "cmd request ID:0x%x\n", request_id, f0c568a478f0353 Jianyun Li 2011-05-11 482 mhba->tag_cmd[tag]->request_id); f0c568a478f0353 Jianyun Li 2011-05-11 483 return -1; f0c568a478f0353 Jianyun Li 2011-05-11 484 } f0c568a478f0353 Jianyun Li 2011-05-11 485 f0c568a478f0353 Jianyun Li 2011-05-11 486 return 0; f0c568a478f0353 Jianyun Li 2011-05-11 487 } f0c568a478f0353 Jianyun Li 2011-05-11 488 bd756ddea18e02c Shun Fu 2012-09-23 489 static int mvumi_check_ob_list_9143(struct mvumi_hba *mhba, bd756ddea18e02c Shun Fu 2012-09-23 490 unsigned int *cur_obf, unsigned int *assign_obf_end) f0c568a478f0353 Jianyun Li 2011-05-11 491 { bd756ddea18e02c Shun Fu 2012-09-23 492 unsigned int ob_write, ob_write_shadow; bd756ddea18e02c Shun Fu 2012-09-23 493 struct mvumi_hw_regs *regs = mhba->regs; f0c568a478f0353 Jianyun Li 2011-05-11 494 f0c568a478f0353 Jianyun Li 2011-05-11 495 do { bd756ddea18e02c Shun Fu 2012-09-23 @496 ob_write = ioread32(regs->outb_copy_pointer); bd756ddea18e02c Shun Fu 2012-09-23 @497 ob_write_shadow = ioread32(mhba->ob_shadow); bd756ddea18e02c Shun Fu 2012-09-23 498 } while ((ob_write & regs->cl_slot_num_mask) != ob_write_shadow); f0c568a478f0353 Jianyun Li 2011-05-11 499 bd756ddea18e02c Shun Fu 2012-09-23 500 *cur_obf = mhba->ob_cur_slot & mhba->regs->cl_slot_num_mask; bd756ddea18e02c Shun Fu 2012-09-23 501 *assign_obf_end = ob_write & mhba->regs->cl_slot_num_mask; f0c568a478f0353 Jianyun Li 2011-05-11 502 bd756ddea18e02c Shun Fu 2012-09-23 503 if ((ob_write & regs->cl_pointer_toggle) != bd756ddea18e02c Shun Fu 2012-09-23 504 (mhba->ob_cur_slot & regs->cl_pointer_toggle)) { bd756ddea18e02c Shun Fu 2012-09-23 505 *assign_obf_end += mhba->list_num_io; bd756ddea18e02c Shun Fu 2012-09-23 506 } bd756ddea18e02c Shun Fu 2012-09-23 507 return 0; f0c568a478f0353 Jianyun Li 2011-05-11 508 } f0c568a478f0353 Jianyun Li 2011-05-11 509 bd756ddea18e02c Shun Fu 2012-09-23 510 static int mvumi_check_ob_list_9580(struct mvumi_hba *mhba, bd756ddea18e02c Shun Fu 2012-09-23 511 unsigned int *cur_obf, unsigned int *assign_obf_end) bd756ddea18e02c Shun Fu 2012-09-23 512 { bd756ddea18e02c Shun Fu 2012-09-23 513 unsigned int ob_write; bd756ddea18e02c Shun Fu 2012-09-23 514 struct mvumi_hw_regs *regs = mhba->regs; bd756ddea18e02c Shun Fu 2012-09-23 515 bd756ddea18e02c Shun Fu 2012-09-23 @516 ob_write = ioread32(regs->outb_read_pointer); bd756ddea18e02c Shun Fu 2012-09-23 @517 ob_write = ioread32(regs->outb_copy_pointer); bd756ddea18e02c Shun Fu 2012-09-23 518 *cur_obf = mhba->ob_cur_slot & mhba->regs->cl_slot_num_mask; bd756ddea18e02c Shun Fu 2012-09-23 519 *assign_obf_end = ob_write & mhba->regs->cl_slot_num_mask; bd756ddea18e02c Shun Fu 2012-09-23 520 if (*assign_obf_end < *cur_obf) bd756ddea18e02c Shun Fu 2012-09-23 521 *assign_obf_end += mhba->list_num_io; bd756ddea18e02c Shun Fu 2012-09-23 522 else if (*assign_obf_end == *cur_obf) bd756ddea18e02c Shun Fu 2012-09-23 523 return -1; bd756ddea18e02c Shun Fu 2012-09-23 524 return 0; bd756ddea18e02c Shun Fu 2012-09-23 525 } bd756ddea18e02c Shun Fu 2012-09-23 526 bd756ddea18e02c Shun Fu 2012-09-23 527 static void mvumi_receive_ob_list_entry(struct mvumi_hba *mhba) bd756ddea18e02c Shun Fu 2012-09-23 528 { bd756ddea18e02c Shun Fu 2012-09-23 529 unsigned int cur_obf, assign_obf_end, i; bd756ddea18e02c Shun Fu 2012-09-23 530 struct mvumi_ob_data *ob_data; bd756ddea18e02c Shun Fu 2012-09-23 531 struct mvumi_rsp_frame *p_outb_frame; bd756ddea18e02c Shun Fu 2012-09-23 532 struct mvumi_hw_regs *regs = mhba->regs; bd756ddea18e02c Shun Fu 2012-09-23 533 bd756ddea18e02c Shun Fu 2012-09-23 534 if (mhba->instancet->check_ob_list(mhba, &cur_obf, &assign_obf_end)) bd756ddea18e02c Shun Fu 2012-09-23 535 return; bd756ddea18e02c Shun Fu 2012-09-23 536 f0c568a478f0353 Jianyun Li 2011-05-11 537 for (i = (assign_obf_end - cur_obf); i != 0; i--) { f0c568a478f0353 Jianyun Li 2011-05-11 538 cur_obf++; f0c568a478f0353 Jianyun Li 2011-05-11 539 if (cur_obf >= mhba->list_num_io) { f0c568a478f0353 Jianyun Li 2011-05-11 540 cur_obf -= mhba->list_num_io; bd756ddea18e02c Shun Fu 2012-09-23 541 mhba->ob_cur_slot ^= regs->cl_pointer_toggle; f0c568a478f0353 Jianyun Li 2011-05-11 542 } f0c568a478f0353 Jianyun Li 2011-05-11 543 f0c568a478f0353 Jianyun Li 2011-05-11 544 p_outb_frame = mhba->ob_list + cur_obf * mhba->ob_max_size; f0c568a478f0353 Jianyun Li 2011-05-11 545 f0c568a478f0353 Jianyun Li 2011-05-11 546 /* Copy pointer may point to entry in outbound list f0c568a478f0353 Jianyun Li 2011-05-11 547 * before entry has valid data f0c568a478f0353 Jianyun Li 2011-05-11 548 */ f0c568a478f0353 Jianyun Li 2011-05-11 549 if (unlikely(p_outb_frame->tag > mhba->tag_pool.size || f0c568a478f0353 Jianyun Li 2011-05-11 550 mhba->tag_cmd[p_outb_frame->tag] == NULL || f0c568a478f0353 Jianyun Li 2011-05-11 551 p_outb_frame->request_id != f0c568a478f0353 Jianyun Li 2011-05-11 552 mhba->tag_cmd[p_outb_frame->tag]->request_id)) f0c568a478f0353 Jianyun Li 2011-05-11 553 if (mvumi_check_ob_frame(mhba, cur_obf, p_outb_frame)) f0c568a478f0353 Jianyun Li 2011-05-11 554 continue; f0c568a478f0353 Jianyun Li 2011-05-11 555 f0c568a478f0353 Jianyun Li 2011-05-11 556 if (!list_empty(&mhba->ob_data_list)) { f0c568a478f0353 Jianyun Li 2011-05-11 557 ob_data = (struct mvumi_ob_data *) f0c568a478f0353 Jianyun Li 2011-05-11 558 list_first_entry(&mhba->ob_data_list, f0c568a478f0353 Jianyun Li 2011-05-11 559 struct mvumi_ob_data, list); f0c568a478f0353 Jianyun Li 2011-05-11 560 list_del_init(&ob_data->list); f0c568a478f0353 Jianyun Li 2011-05-11 561 } else { f0c568a478f0353 Jianyun Li 2011-05-11 562 ob_data = NULL; f0c568a478f0353 Jianyun Li 2011-05-11 563 if (cur_obf == 0) { f0c568a478f0353 Jianyun Li 2011-05-11 564 cur_obf = mhba->list_num_io - 1; bd756ddea18e02c Shun Fu 2012-09-23 565 mhba->ob_cur_slot ^= regs->cl_pointer_toggle; f0c568a478f0353 Jianyun Li 2011-05-11 566 } else f0c568a478f0353 Jianyun Li 2011-05-11 567 cur_obf -= 1; f0c568a478f0353 Jianyun Li 2011-05-11 568 break; f0c568a478f0353 Jianyun Li 2011-05-11 569 } f0c568a478f0353 Jianyun Li 2011-05-11 570 f0c568a478f0353 Jianyun Li 2011-05-11 571 memcpy(ob_data->data, p_outb_frame, mhba->ob_max_size); f0c568a478f0353 Jianyun Li 2011-05-11 572 p_outb_frame->tag = 0xff; f0c568a478f0353 Jianyun Li 2011-05-11 573 f0c568a478f0353 Jianyun Li 2011-05-11 574 list_add_tail(&ob_data->list, &mhba->free_ob_list); f0c568a478f0353 Jianyun Li 2011-05-11 575 } bd756ddea18e02c Shun Fu 2012-09-23 576 mhba->ob_cur_slot &= ~regs->cl_slot_num_mask; bd756ddea18e02c Shun Fu 2012-09-23 577 mhba->ob_cur_slot |= (cur_obf & regs->cl_slot_num_mask); bd756ddea18e02c Shun Fu 2012-09-23 578 iowrite32(mhba->ob_cur_slot, regs->outb_read_pointer); f0c568a478f0353 Jianyun Li 2011-05-11 579 } f0c568a478f0353 Jianyun Li 2011-05-11 580 bd756ddea18e02c Shun Fu 2012-09-23 581 static void mvumi_reset(struct mvumi_hba *mhba) f0c568a478f0353 Jianyun Li 2011-05-11 582 { bd756ddea18e02c Shun Fu 2012-09-23 583 struct mvumi_hw_regs *regs = mhba->regs; bd756ddea18e02c Shun Fu 2012-09-23 584 bd756ddea18e02c Shun Fu 2012-09-23 @585 iowrite32(0, regs->enpointa_mask_reg); bd756ddea18e02c Shun Fu 2012-09-23 @586 if (ioread32(regs->arm_to_pciea_msg1) != HANDSHAKE_DONESTATE) f0c568a478f0353 Jianyun Li 2011-05-11 587 return; f0c568a478f0353 Jianyun Li 2011-05-11 588 bd756ddea18e02c Shun Fu 2012-09-23 589 iowrite32(DRBL_SOFT_RESET, regs->pciea_to_arm_drbl_reg); f0c568a478f0353 Jianyun Li 2011-05-11 590 } f0c568a478f0353 Jianyun Li 2011-05-11 591 :::::: The code at line 407 was first introduced by commit :::::: bd756ddea18e02ccea8b29496b2fe3bd91af8eb7 [SCSI] mvumi: Add support for Marvell SAS/SATA RAID-on-Chip(ROC) 88RC9580 :::::: TO: Shun Fu <fushun(a)gmail.com&gt; :::::: CC: James Bottomley <JBottomley(a)Parallels.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org