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Message-ID: <8ce8175c28355c0d69c3ac4825d3dce6c00fc2ba.1384503048.git.micky_ching@realsil.com.cn>
Date: Fri, 15 Nov 2013 16:34:11 +0800
From: <micky_ching@...lsil.com.cn>
To: <sameo@...ux.intel.com>
CC: <devel@...uxdriverproject.org>, <linux-kernel@...r.kernel.org>,
<gregkh@...uxfoundation.org>, <wei_wang@...lsil.com.cn>,
<rogerable@...ltek.com>, Lee Jones <lee.jones@...aro.org>,
Micky Ching <micky_ching@...lsil.com.cn>
Subject: [PATCH 1/3] mfd: rtsx: reduce code duplication in rtl8411
From: Lee Jones <lee.jones@...aro.org>
in order to remove duplicated code in rtl8411, we make 8411 as the base
init params, and other like-8411 chips will just change the different
value with 8411, this can save some source code.
Signed-off-by: Lee Jones <lee.jones@...aro.org>
Signed-off-by: Micky Ching <micky_ching@...lsil.com.cn>
---
drivers/mfd/rtl8411.c | 76 +++++++++++++-----------------------------------
drivers/mfd/rtsx_pcr.c | 7 ++---
drivers/mfd/rtsx_pcr.h | 9 +++++-
3 files changed, 31 insertions(+), 61 deletions(-)
diff --git a/drivers/mfd/rtl8411.c b/drivers/mfd/rtl8411.c
index 5280135..4de1045 100644
--- a/drivers/mfd/rtl8411.c
+++ b/drivers/mfd/rtl8411.c
@@ -279,7 +279,7 @@ static int rtl8411_conv_clk_and_div_n(int input, int dir)
return output;
}
-static const struct pcr_ops rtl8411_pcr_ops = {
+static struct pcr_ops rtl8411_pcr_ops = {
.fetch_vendor_settings = rtl8411_fetch_vendor_settings,
.extra_init_hw = rtl8411_extra_init_hw,
.optimize_phy = NULL,
@@ -295,22 +295,6 @@ static const struct pcr_ops rtl8411_pcr_ops = {
.force_power_down = rtl8411_force_power_down,
};
-static const struct pcr_ops rtl8411b_pcr_ops = {
- .fetch_vendor_settings = rtl8411b_fetch_vendor_settings,
- .extra_init_hw = rtl8411b_extra_init_hw,
- .optimize_phy = NULL,
- .turn_on_led = rtl8411_turn_on_led,
- .turn_off_led = rtl8411_turn_off_led,
- .enable_auto_blink = rtl8411_enable_auto_blink,
- .disable_auto_blink = rtl8411_disable_auto_blink,
- .card_power_on = rtl8411_card_power_on,
- .card_power_off = rtl8411_card_power_off,
- .switch_output_voltage = rtl8411_switch_output_voltage,
- .cd_deglitch = rtl8411_cd_deglitch,
- .conv_clk_and_div_n = rtl8411_conv_clk_and_div_n,
- .force_power_down = rtl8411_force_power_down,
-};
-
/* SD Pull Control Enable:
* SD_DAT[3:0] ==> pull up
* SD_CD ==> pull up
@@ -441,11 +425,10 @@ static const u32 rtl8411b_qfn48_ms_pull_ctl_disable_tbl[] = {
0,
};
-void rtl8411_init_params(struct rtsx_pcr *pcr)
+void rtl8411_init_base_params(struct rtsx_pcr *pcr)
{
pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
pcr->num_slots = 2;
- pcr->ops = &rtl8411_pcr_ops;
pcr->flags = 0;
pcr->card_drive_sel = RTL8411_CARD_DRIVE_DEFAULT;
@@ -456,45 +439,28 @@ void rtl8411_init_params(struct rtsx_pcr *pcr)
pcr->rx_initial_phase = SET_CLOCK_PHASE(4, 3, 10);
pcr->ic_version = rtl8411_get_ic_version(pcr);
- pcr->sd_pull_ctl_enable_tbl = rtl8411_sd_pull_ctl_enable_tbl;
- pcr->sd_pull_ctl_disable_tbl = rtl8411_sd_pull_ctl_disable_tbl;
- pcr->ms_pull_ctl_enable_tbl = rtl8411_ms_pull_ctl_enable_tbl;
- pcr->ms_pull_ctl_disable_tbl = rtl8411_ms_pull_ctl_disable_tbl;
}
-void rtl8411b_init_params(struct rtsx_pcr *pcr)
+void rtl8411_init_params(struct rtsx_pcr *pcr)
{
- pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
- pcr->num_slots = 2;
- pcr->ops = &rtl8411b_pcr_ops;
-
- pcr->flags = 0;
- pcr->card_drive_sel = RTL8411_CARD_DRIVE_DEFAULT;
- pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B;
- pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D;
- pcr->aspm_en = ASPM_L1_EN;
- pcr->tx_initial_phase = SET_CLOCK_PHASE(23, 7, 14);
- pcr->rx_initial_phase = SET_CLOCK_PHASE(4, 3, 10);
-
- pcr->ic_version = rtl8411_get_ic_version(pcr);
+ /* rtl8411 params */
+ rtl8411_init_base_params(pcr);
+ set_pull_ctrl_tables(rtl8411);
+
+ /* different with rtl8411 */
+ switch (PCI_PID(pcr)) {
+ case 0x5287:
+ rtl8411_pcr_ops.fetch_vendor_settings =
+ rtl8411b_fetch_vendor_settings;
+ rtl8411_pcr_ops.extra_init_hw = rtl8411b_extra_init_hw;
+
+ if (rtl8411b_is_qfn48(pcr))
+ set_pull_ctrl_tables(rtl8411b_qfn48);
+ else
+ set_pull_ctrl_tables(rtl8411b_qfn64);
- if (rtl8411b_is_qfn48(pcr)) {
- pcr->sd_pull_ctl_enable_tbl =
- rtl8411b_qfn48_sd_pull_ctl_enable_tbl;
- pcr->sd_pull_ctl_disable_tbl =
- rtl8411b_qfn48_sd_pull_ctl_disable_tbl;
- pcr->ms_pull_ctl_enable_tbl =
- rtl8411b_qfn48_ms_pull_ctl_enable_tbl;
- pcr->ms_pull_ctl_disable_tbl =
- rtl8411b_qfn48_ms_pull_ctl_disable_tbl;
- } else {
- pcr->sd_pull_ctl_enable_tbl =
- rtl8411b_qfn64_sd_pull_ctl_enable_tbl;
- pcr->sd_pull_ctl_disable_tbl =
- rtl8411b_qfn64_sd_pull_ctl_disable_tbl;
- pcr->ms_pull_ctl_enable_tbl =
- rtl8411b_qfn64_ms_pull_ctl_enable_tbl;
- pcr->ms_pull_ctl_disable_tbl =
- rtl8411b_qfn64_ms_pull_ctl_disable_tbl;
+ break;
}
+
+ pcr->ops = &rtl8411_pcr_ops;
}
diff --git a/drivers/mfd/rtsx_pcr.c b/drivers/mfd/rtsx_pcr.c
index 11e20af..ecc6852 100644
--- a/drivers/mfd/rtsx_pcr.c
+++ b/drivers/mfd/rtsx_pcr.c
@@ -1046,10 +1046,6 @@ static int rtsx_pci_init_chip(struct rtsx_pcr *pcr)
rts5229_init_params(pcr);
break;
- case 0x5289:
- rtl8411_init_params(pcr);
- break;
-
case 0x5227:
rts5227_init_params(pcr);
break;
@@ -1059,7 +1055,8 @@ static int rtsx_pci_init_chip(struct rtsx_pcr *pcr)
break;
case 0x5287:
- rtl8411b_init_params(pcr);
+ case 0x5289:
+ rtl8411_init_params(pcr);
break;
}
diff --git a/drivers/mfd/rtsx_pcr.h b/drivers/mfd/rtsx_pcr.h
index 947e79b..dd435d7 100644
--- a/drivers/mfd/rtsx_pcr.h
+++ b/drivers/mfd/rtsx_pcr.h
@@ -32,7 +32,6 @@ void rts5229_init_params(struct rtsx_pcr *pcr);
void rtl8411_init_params(struct rtsx_pcr *pcr);
void rts5227_init_params(struct rtsx_pcr *pcr);
void rts5249_init_params(struct rtsx_pcr *pcr);
-void rtl8411b_init_params(struct rtsx_pcr *pcr);
static inline u8 map_sd_drive(int idx)
{
@@ -63,4 +62,12 @@ static inline u8 map_sd_drive(int idx)
#define rtl8411_reg_to_sd30_drive_sel_3v3(reg) (((reg) >> 5) & 0x07)
#define rtl8411b_reg_to_sd30_drive_sel_3v3(reg) ((reg) & 0x03)
+#define set_pull_ctrl_tables(__device) \
+do { \
+ pcr->sd_pull_ctl_enable_tbl = __device##_sd_pull_ctl_enable_tbl; \
+ pcr->sd_pull_ctl_disable_tbl = __device##_sd_pull_ctl_disable_tbl; \
+ pcr->ms_pull_ctl_enable_tbl = __device##_ms_pull_ctl_enable_tbl; \
+ pcr->ms_pull_ctl_disable_tbl = __device##_ms_pull_ctl_disable_tbl; \
+} while (0)
+
#endif
--
1.7.9.5
--
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