From: kernel test robot <lkp@intel.com>
To: ricky_wu@realtek.com, arnd@arndb.de, gregkh@linuxfoundation.org,
bhelgaas@google.com, rui_feng@realsil.com.cn,
vailbhavgupta40@gamail.com, linux-pci@vger.kernel.org,
puranjay12@gmail.com, linux-kernel@vger.kernel.org
Cc: kbuild-all@lists.01.org
Subject: Re: [PATCH] misc: rtsx: add power saving function and bios guide options
Date: Tue, 1 Sep 2020 12:43:14 +0800 [thread overview]
Message-ID: <202009011249.laj7KAJq%lkp@intel.com> (raw)
In-Reply-To: <20200901023421.32341-1-ricky_wu@realtek.com>
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Hi,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on char-misc/char-misc-testing]
[also build test WARNING on soc/for-next linus/master v5.9-rc3 next-20200828]
[cannot apply to linux/master]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/ricky_wu-realtek-com/misc-rtsx-add-power-saving-function-and-bios-guide-options/20200901-103534
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git dd5597245d35cfbb0890b8a868028aa1d2018701
config: ia64-randconfig-r005-20200831 (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
In file included from arch/ia64/include/asm/pgtable.h:154,
from include/linux/pgtable.h:6,
from arch/ia64/include/asm/uaccess.h:40,
from include/linux/uaccess.h:9,
from arch/ia64/include/asm/sections.h:11,
from include/linux/interrupt.h:20,
from include/linux/pci.h:38,
from include/linux/rtsx_pci.h:14,
from drivers/misc/cardreader/rts5249.c:12:
arch/ia64/include/asm/mmu_context.h: In function 'reload_context':
arch/ia64/include/asm/mmu_context.h:137:41: warning: variable 'old_rr4' set but not used [-Wunused-but-set-variable]
137 | unsigned long rr0, rr1, rr2, rr3, rr4, old_rr4;
| ^~~~~~~
drivers/misc/cardreader/rts5249.c: In function 'rts52xa_save_content_from_efuse':
>> drivers/misc/cardreader/rts5249.c:157:14: warning: variable 'cv' set but not used [-Wunused-but-set-variable]
157 | u8 cnt, sv, cv;
| ^~
# https://github.com/0day-ci/linux/commit/7f37b141bf20205913d0efbf1bca25e323489b6b
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review ricky_wu-realtek-com/misc-rtsx-add-power-saving-function-and-bios-guide-options/20200901-103534
git checkout 7f37b141bf20205913d0efbf1bca25e323489b6b
vim +/cv +157 drivers/misc/cardreader/rts5249.c
154
155 static void rts52xa_save_content_from_efuse(struct rtsx_pcr *pcr)
156 {
> 157 u8 cnt, sv, cv;
158 u8 j = 0;
159 u8 tmp;
160 u8 val;
161 int i;
162
163 rtsx_pci_write_register(pcr, RTS524A_PME_FORCE_CTL,
164 REG_EFUSE_BYPASS | REG_EFUSE_POR, REG_EFUSE_POR);
165 udelay(1);
166
167 pcr_dbg(pcr, "Enable efuse por!");
168 pcr_dbg(pcr, "save efuse to autoload");
169
170 rtsx_pci_write_register(pcr, RTS525A_EFUSE_ADD, REG_EFUSE_ADD_MASK, 0x00);
171 rtsx_pci_write_register(pcr, RTS525A_EFUSE_CTL,
172 REG_EFUSE_ENABLE | REG_EFUSE_MODE, REG_EFUSE_ENABLE);
173 /* Wait transfer end */
174 for (j = 0; j < 1024; j++) {
175 rtsx_pci_read_register(pcr, RTS525A_EFUSE_CTL, &tmp);
176 if ((tmp & 0x80) == 0)
177 break;
178 }
179 rtsx_pci_read_register(pcr, RTS525A_EFUSE_DATA, &val);
180 cnt = val & 0x0F;
181 sv = val & 0x10;
182 cv = val & 0x20;
183
184 if (sv) {
185 for (i = 0; i < 4; i++) {
186 rtsx_pci_write_register(pcr, RTS525A_EFUSE_ADD,
187 REG_EFUSE_ADD_MASK, 0x04 + i);
188 rtsx_pci_write_register(pcr, RTS525A_EFUSE_CTL,
189 REG_EFUSE_ENABLE | REG_EFUSE_MODE, REG_EFUSE_ENABLE);
190 /* Wait transfer end */
191 for (j = 0; j < 1024; j++) {
192 rtsx_pci_read_register(pcr, RTS525A_EFUSE_CTL, &tmp);
193 if ((tmp & 0x80) == 0)
194 break;
195 }
196 rtsx_pci_read_register(pcr, RTS525A_EFUSE_DATA, &val);
197 rtsx_pci_write_register(pcr, 0xFF04 + i, 0xFF, val);
198 }
199 } else {
200 rtsx_pci_write_register(pcr, 0xFF04, 0xFF, (u8)PCI_VID(pcr));
201 rtsx_pci_write_register(pcr, 0xFF05, 0xFF, (u8)(PCI_VID(pcr) >> 8));
202 rtsx_pci_write_register(pcr, 0xFF06, 0xFF, (u8)PCI_PID(pcr));
203 rtsx_pci_write_register(pcr, 0xFF07, 0xFF, (u8)(PCI_PID(pcr) >> 8));
204 }
205
206 for (i = 0; i < cnt * 4; i++) {
207 if (sv)
208 rtsx_pci_write_register(pcr, RTS525A_EFUSE_ADD,
209 REG_EFUSE_ADD_MASK, 0x08 + i);
210 else
211 rtsx_pci_write_register(pcr, RTS525A_EFUSE_ADD,
212 REG_EFUSE_ADD_MASK, 0x04 + i);
213 rtsx_pci_write_register(pcr, RTS525A_EFUSE_CTL,
214 REG_EFUSE_ENABLE | REG_EFUSE_MODE, REG_EFUSE_ENABLE);
215 /* Wait transfer end */
216 for (j = 0; j < 1024; j++) {
217 rtsx_pci_read_register(pcr, RTS525A_EFUSE_CTL, &tmp);
218 if ((tmp & 0x80) == 0)
219 break;
220 }
221 rtsx_pci_read_register(pcr, RTS525A_EFUSE_DATA, &val);
222 rtsx_pci_write_register(pcr, 0xFF08 + i, 0xFF, val);
223 }
224 rtsx_pci_write_register(pcr, 0xFF00, 0xFF, (cnt & 0x7F) | 0x80);
225 rtsx_pci_write_register(pcr, RTS524A_PME_FORCE_CTL,
226 REG_EFUSE_BYPASS | REG_EFUSE_POR, REG_EFUSE_BYPASS);
227 pcr_dbg(pcr, "Disable efuse por!");
228 }
229
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next prev parent reply other threads:[~2020-09-01 4:44 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-01 2:34 ricky_wu
2020-09-01 4:43 ` kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2020-09-01 2:29 ricky_wu
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