misc: rtsx: Remove rtsx_pci_read/write_config() wrappers

rtsx_pci_read_config_dword() and similar wrappers around the PCI config
accessors add very little value, and they obscure the fact that often we
are accessing standard PCI registers that should be coordinated with the
PCI core.

Remove the wrappers and use the PCI config accessors directly.  No
functional change intended.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20200721212336.1159079-4-helgaas@kernel.org
[ fixed up some other instances as original patch was based on old tree - gregkh
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

9 files changed, 44 insertions, 30 deletions

diff --git a/drivers/misc/cardreader/rtl8411.c b/drivers/misc/cardreader/rtl8411.c
index 489ebe9076881f..a07674ed059651 100644
--- a/drivers/misc/cardreader/rtl8411.c
+++ b/drivers/misc/cardreader/rtl8411.c
@@ -37,10 +37,11 @@ static int rtl8411b_is_qfn48(struct rtsx_pcr *pcr)
 
 static void rtl8411_fetch_vendor_settings(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	u32 reg1 = 0;
 	u8 reg3 = 0;
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, &reg1);
+	pci_read_config_dword(pdev, PCR_SETTING_REG1, &reg1);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg1);
 
 	if (!rtsx_vendor_setting_valid(reg1))
@@ -52,16 +53,17 @@ static void rtl8411_fetch_vendor_settings(struct rtsx_pcr *pcr)
 	pcr->card_drive_sel &= 0x3F;
 	pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg1);
 
-	rtsx_pci_read_config_byte(pcr, PCR_SETTING_REG3, &reg3);
+	pci_read_config_byte(pdev, PCR_SETTING_REG3, &reg3);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG3, reg3);
 	pcr->sd30_drive_sel_3v3 = rtl8411_reg_to_sd30_drive_sel_3v3(reg3);
 }
 
 static void rtl8411b_fetch_vendor_settings(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	u32 reg = 0;
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG1, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
 
 	if (!rtsx_vendor_setting_valid(reg))
diff --git a/drivers/misc/cardreader/rts5209.c b/drivers/misc/cardreader/rts5209.c
index 659056164b2166..39a6a7ecc32e98 100644
--- a/drivers/misc/cardreader/rts5209.c
+++ b/drivers/misc/cardreader/rts5209.c
@@ -23,9 +23,10 @@ static u8 rts5209_get_ic_version(struct rtsx_pcr *pcr)
 
 static void rts5209_fetch_vendor_settings(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	u32 reg;
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG1, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
 
 	if (rts5209_vendor_setting1_valid(reg)) {
@@ -34,7 +35,7 @@ static void rts5209_fetch_vendor_settings(struct rtsx_pcr *pcr)
 		pcr->aspm_en = rts5209_reg_to_aspm(reg);
 	}
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG2, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
 
 	if (rts5209_vendor_setting2_valid(reg)) {
diff --git a/drivers/misc/cardreader/rts5227.c b/drivers/misc/cardreader/rts5227.c
index 3a9467aaa4356c..f5f392ddf3d67b 100644
--- a/drivers/misc/cardreader/rts5227.c
+++ b/drivers/misc/cardreader/rts5227.c
@@ -56,9 +56,10 @@ static void rts5227_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
 
 static void rts5227_fetch_vendor_settings(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	u32 reg;
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG1, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
 
 	if (!rtsx_vendor_setting_valid(reg))
@@ -69,7 +70,7 @@ static void rts5227_fetch_vendor_settings(struct rtsx_pcr *pcr)
 	pcr->card_drive_sel &= 0x3F;
 	pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg);
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG2, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
 	pcr->sd30_drive_sel_3v3 = rtsx_reg_to_sd30_drive_sel_3v3(reg);
 	if (rtsx_reg_check_reverse_socket(reg))
diff --git a/drivers/misc/cardreader/rts5228.c b/drivers/misc/cardreader/rts5228.c
index 99aff7cd0a93b8..448929829de4e1 100644
--- a/drivers/misc/cardreader/rts5228.c
+++ b/drivers/misc/cardreader/rts5228.c
@@ -60,9 +60,11 @@ static void rts5228_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
 
 static void rtsx5228_fetch_vendor_settings(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	u32 reg;
+
 	/* 0x724~0x727 */
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG1, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
 
 	if (!rtsx_vendor_setting_valid(reg)) {
@@ -73,7 +75,7 @@ static void rtsx5228_fetch_vendor_settings(struct rtsx_pcr *pcr)
 	pcr->aspm_en = rtsx_reg_to_aspm(reg);
 
 	/* 0x814~0x817 */
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG2, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
 
 	pcr->rtd3_en = rtsx_reg_to_rtd3(reg);
@@ -380,7 +382,7 @@ static void rts5228_init_from_cfg(struct rtsx_pcr *pcr)
 	u32 lval;
 	struct rtsx_cr_option *option = &pcr->option;
 
-	rtsx_pci_read_config_dword(pcr, PCR_ASPM_SETTING_REG1, &lval);
+	pci_read_config_dword(pcr->pci, PCR_ASPM_SETTING_REG1, &lval);
 
 
 	if (0 == (lval & 0x0F))
diff --git a/drivers/misc/cardreader/rts5229.c b/drivers/misc/cardreader/rts5229.c
index 9f080a32ef50c7..89e6f124ca5ca0 100644
--- a/drivers/misc/cardreader/rts5229.c
+++ b/drivers/misc/cardreader/rts5229.c
@@ -23,9 +23,10 @@ static u8 rts5229_get_ic_version(struct rtsx_pcr *pcr)
 
 static void rts5229_fetch_vendor_settings(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	u32 reg;
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG1, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
 
 	if (!rtsx_vendor_setting_valid(reg))
@@ -37,7 +38,7 @@ static void rts5229_fetch_vendor_settings(struct rtsx_pcr *pcr)
 	pcr->card_drive_sel &= 0x3F;
 	pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg);
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG2, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
 	pcr->sd30_drive_sel_3v3 =
 		map_sd_drive(rtsx_reg_to_sd30_drive_sel_3v3(reg));
diff --git a/drivers/misc/cardreader/rts5249.c b/drivers/misc/cardreader/rts5249.c
index 6c6c9e95a29f9c..665472d0599397 100644
--- a/drivers/misc/cardreader/rts5249.c
+++ b/drivers/misc/cardreader/rts5249.c
@@ -55,9 +55,10 @@ static void rts5249_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
 
 static void rtsx_base_fetch_vendor_settings(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	u32 reg;
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG1, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
 
 	if (!rtsx_vendor_setting_valid(reg)) {
@@ -70,7 +71,7 @@ static void rtsx_base_fetch_vendor_settings(struct rtsx_pcr *pcr)
 	pcr->card_drive_sel &= 0x3F;
 	pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg);
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG2, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
 	pcr->sd30_drive_sel_3v3 = rtsx_reg_to_sd30_drive_sel_3v3(reg);
 	if (rtsx_reg_check_reverse_socket(reg))
@@ -93,14 +94,15 @@ static void rtsx_base_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
 
 static void rts5249_init_from_cfg(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	struct rtsx_cr_option *option = &(pcr->option);
 	u32 lval;
 
 	if (CHK_PCI_PID(pcr, PID_524A))
-		rtsx_pci_read_config_dword(pcr,
+		pci_read_config_dword(pdev,
 			PCR_ASPM_SETTING_REG1, &lval);
 	else
-		rtsx_pci_read_config_dword(pcr,
+		pci_read_config_dword(pdev,
 			PCR_ASPM_SETTING_REG2, &lval);
 
 	if (lval & ASPM_L1_1_EN_MASK)
@@ -118,7 +120,7 @@ static void rts5249_init_from_cfg(struct rtsx_pcr *pcr)
 	if (option->ltr_en) {
 		u16 val;
 
-		pcie_capability_read_word(pcr->pci, PCI_EXP_DEVCTL2, &val);
+		pcie_capability_read_word(pdev, PCI_EXP_DEVCTL2, &val);
 		if (val & PCI_EXP_DEVCTL2_LTR_EN) {
 			option->ltr_enabled = true;
 			option->ltr_active = true;
diff --git a/drivers/misc/cardreader/rts5260.c b/drivers/misc/cardreader/rts5260.c
index 7a9dbb778e84a1..0e806dd7ad0879 100644
--- a/drivers/misc/cardreader/rts5260.c
+++ b/drivers/misc/cardreader/rts5260.c
@@ -64,9 +64,10 @@ static void rts5260_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
 
 static void rtsx_base_fetch_vendor_settings(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	u32 reg;
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG1, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
 
 	if (!rtsx_vendor_setting_valid(reg)) {
@@ -79,7 +80,7 @@ static void rtsx_base_fetch_vendor_settings(struct rtsx_pcr *pcr)
 	pcr->card_drive_sel &= 0x3F;
 	pcr->card_drive_sel |= rtsx_reg_to_card_drive_sel(reg);
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG2, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
 	pcr->sd30_drive_sel_3v3 = rtsx_reg_to_sd30_drive_sel_3v3(reg);
 	if (rtsx_reg_check_reverse_socket(reg))
@@ -496,10 +497,11 @@ static void rts5260_pwr_saving_setting(struct rtsx_pcr *pcr)
 
 static void rts5260_init_from_cfg(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	struct rtsx_cr_option *option = &pcr->option;
 	u32 lval;
 
-	rtsx_pci_read_config_dword(pcr, PCR_ASPM_SETTING_5260, &lval);
+	pci_read_config_dword(pdev, PCR_ASPM_SETTING_5260, &lval);
 
 	if (lval & ASPM_L1_1_EN_MASK)
 		rtsx_set_dev_flag(pcr, ASPM_L1_1_EN);
@@ -518,7 +520,7 @@ static void rts5260_init_from_cfg(struct rtsx_pcr *pcr)
 	if (option->ltr_en) {
 		u16 val;
 
-		pcie_capability_read_word(pcr->pci, PCI_EXP_DEVCTL2, &val);
+		pcie_capability_read_word(pdev, PCI_EXP_DEVCTL2, &val);
 		if (val & PCI_EXP_DEVCTL2_LTR_EN) {
 			option->ltr_enabled = true;
 			option->ltr_active = true;
diff --git a/drivers/misc/cardreader/rts5261.c b/drivers/misc/cardreader/rts5261.c
index 195822ec858ed0..4f30637ee4ac9f 100644
--- a/drivers/misc/cardreader/rts5261.c
+++ b/drivers/misc/cardreader/rts5261.c
@@ -59,9 +59,11 @@ static void rts5261_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
 
 static void rtsx5261_fetch_vendor_settings(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	u32 reg;
+
 	/* 0x814~0x817 */
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG2, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG2, reg);
 
 	if (!rts5261_vendor_setting_valid(reg)) {
@@ -76,7 +78,7 @@ static void rtsx5261_fetch_vendor_settings(struct rtsx_pcr *pcr)
 		pcr->flags |= PCR_REVERSE_SOCKET;
 
 	/* 0x724~0x727 */
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG1, &reg);
+	pci_read_config_dword(pdev, PCR_SETTING_REG1, &reg);
 	pcr_dbg(pcr, "Cfg 0x%x: 0x%x\n", PCR_SETTING_REG1, reg);
 
 	pcr->aspm_en = rts5261_reg_to_aspm(reg);
@@ -361,6 +363,7 @@ static void rts5261_process_ocp(struct rtsx_pcr *pcr)
 
 static int rts5261_init_from_hw(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	int retval;
 	u32 lval, i;
 	u8 valid, efuse_valid, tmp;
@@ -386,8 +389,7 @@ static int rts5261_init_from_hw(struct rtsx_pcr *pcr)
 	pcr_dbg(pcr, "Load efuse valid: 0x%x\n", efuse_valid);
 
 	if (efuse_valid == 0) {
-		retval = rtsx_pci_read_config_dword(pcr,
-			PCR_SETTING_REG2, &lval);
+		retval = pci_read_config_dword(pdev, PCR_SETTING_REG2, &lval);
 		if (retval != 0)
 			pcr_dbg(pcr, "read 0x814 DW fail\n");
 		pcr_dbg(pcr, "DW from 0x814: 0x%x\n", lval);
@@ -399,9 +401,9 @@ static int rts5261_init_from_hw(struct rtsx_pcr *pcr)
 		REG_EFUSE_POR, 0);
 	pcr_dbg(pcr, "Disable efuse por!\n");
 
-	rtsx_pci_read_config_dword(pcr, PCR_SETTING_REG2, &lval);
+	pci_read_config_dword(pdev, PCR_SETTING_REG2, &lval);
 	lval = lval & 0x00FFFFFF;
-	retval = rtsx_pci_write_config_dword(pcr, PCR_SETTING_REG2, lval);
+	retval = pci_write_config_dword(pdev, PCR_SETTING_REG2, lval);
 	if (retval != 0)
 		pcr_dbg(pcr, "write config fail\n");
 
@@ -410,10 +412,11 @@ static int rts5261_init_from_hw(struct rtsx_pcr *pcr)
 
 static void rts5261_init_from_cfg(struct rtsx_pcr *pcr)
 {
+	struct pci_dev *pdev = pcr->pci;
 	u32 lval;
 	struct rtsx_cr_option *option = &pcr->option;
 
-	rtsx_pci_read_config_dword(pcr, PCR_ASPM_SETTING_REG1, &lval);
+	pci_read_config_dword(pdev, PCR_ASPM_SETTING_REG1, &lval);
 
 	if (lval & ASPM_L1_1_EN_MASK)
 		rtsx_set_dev_flag(pcr, ASPM_L1_1_EN);
@@ -439,7 +442,7 @@ static void rts5261_init_from_cfg(struct rtsx_pcr *pcr)
 	if (option->ltr_en) {
 		u16 val;
 
-		pcie_capability_read_word(pcr->pci, PCI_EXP_DEVCTL2, &val);
+		pcie_capability_read_word(pdev, PCI_EXP_DEVCTL2, &val);
 		if (val & PCI_EXP_DEVCTL2_LTR_EN) {
 			option->ltr_enabled = true;
 			option->ltr_active = true;
diff --git a/drivers/misc/cardreader/rtsx_pcr.c b/drivers/misc/cardreader/rtsx_pcr.c
index 0c0f1dd6f00ff3..2fc6b938e99942 100644
--- a/drivers/misc/cardreader/rtsx_pcr.c
+++ b/drivers/misc/cardreader/rtsx_pcr.c
@@ -1350,7 +1350,7 @@ static int rtsx_pci_init_hw(struct rtsx_pcr *pcr)
 	pcie_capability_write_word(pdev, PCI_EXP_LNKCTL,
 				   PCI_EXP_LNKCTL_CLKREQ_EN);
 	/* Enter L1 when host tx idle */
-	rtsx_pci_write_config_byte(pcr, 0x70F, 0x5B);
+	pci_write_config_byte(pdev, 0x70F, 0x5B);
 
 	if (pcr->ops->extra_init_hw) {
 		err = pcr->ops->extra_init_hw(pcr);